From 20a6ab3d1a8b4ee0d2bf58388cf8d5a1d473cb41 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Mon, 7 Nov 2016 20:59:10 +0800
Subject: [PATCH 01/21] find hook file in current dir first

---
 acme.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/acme.sh b/acme.sh
index b07b1dc..e077d2e 100755
--- a/acme.sh
+++ b/acme.sh
@@ -2297,8 +2297,12 @@ _findHook() {
   _hookdomain="$1"
   _hookcat="$2"
   _hookname="$3"
-
-  if [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname" ] ; then
+  
+  if [ -f "$_SCRIPT_HOME/$_hookdomain/$_hookname" ] ; then
+    d_api="$_SCRIPT_HOME/$_hookdomain/$_hookname"
+  elif [ -f "$_SCRIPT_HOME/$_hookdomain/$_hookname.sh" ] ; then
+    d_api="$_SCRIPT_HOME/$_hookdomain/$_hookname.sh"
+  elif [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname" ] ; then
     d_api="$LE_WORKING_DIR/$_hookdomain/$_hookname"
   elif [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname.sh" ] ; then
     d_api="$LE_WORKING_DIR/$_hookdomain/$_hookname.sh"

From b001840dee20d31423a7fb29e18ac9177b7f9a4c Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Tue, 8 Nov 2016 21:27:39 +0800
Subject: [PATCH 02/21] minor: add _hmac function

---
 acme.sh | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/acme.sh b/acme.sh
index e077d2e..c52ce70 100755
--- a/acme.sh
+++ b/acme.sh
@@ -436,6 +436,31 @@ _digest() {
 
 }
 
+#Usage: hashalg  secret  [outputhex]
+#Output Base64-encoded hmac
+_hmac() {
+  alg="$1"
+  hmac_sec="$2"
+  outputhex="$3"
+  
+  if [ -z "$hmac_sec" ] ; then
+    _usage "Usage: _hmac hashalg secret [outputhex]" 
+    return 1
+  fi
+
+  if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ]; then
+    if [ "$outputhex" ] ; then
+      openssl dgst -$alg -hmac "$hmac_sec" | cut -d = -f 2 | tr -d ' '
+    else
+      openssl dgst -$alg -hmac "$hmac_sec" -binary | _base64
+    fi
+  else
+    _err "$alg is not supported yet"
+    return 1
+  fi
+
+}
+
 #Usage: keyfile hashalg
 #Output: Base64-encoded signature value
 _sign() {

From 4c2a384159a94ac01976326d6458e171bcddb319 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 19:30:39 +0800
Subject: [PATCH 03/21] Add shfmt to format source code

---
 .travis.yml           |   11 +
 acme.sh               | 2390 ++++++++++++++++++++---------------------
 deploy/myapi.sh       |    9 +-
 dnsapi/dns_cf.sh      |   68 +-
 dnsapi/dns_cx.sh      |  100 +-
 dnsapi/dns_dp.sh      |   16 +-
 dnsapi/dns_gd.sh      |   51 +-
 dnsapi/dns_lexicon.sh |   38 +-
 dnsapi/dns_lua.sh     |   64 +-
 dnsapi/dns_myapi.sh   |   15 +-
 dnsapi/dns_ovh.sh     |  185 ++--
 dnsapi/dns_pdns.sh    |   36 +-
 12 files changed, 1439 insertions(+), 1544 deletions(-)
 create mode 100644 .travis.yml

diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..6b71b4b
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,11 @@
+language: bash
+
+env:
+  global:
+    - SHFMT_URL=https://github.com/mvdan/sh/releases/download/v0.4.0/shfmt_v0.4.0_linux_amd64
+
+script:
+  - curl -sSL $SHFMT_URL -o ~/shfmt
+  - chmod +x ~/shfmt
+  - ~/shfmt -l -w -i 2 .
+  - git diff --exit-code || echo "Run shfmt to fix the formatting issues"
diff --git a/acme.sh b/acme.sh
index c52ce70..47a4f6d 100755
--- a/acme.sh
+++ b/acme.sh
@@ -60,33 +60,32 @@ DEFAULT_LOG_LEVEL="$LOG_LEVEL_1"
 _DEBUG_WIKI="https://github.com/Neilpang/acme.sh/wiki/How-to-debug-acme.sh"
 
 __INTERACTIVE=""
-if [ -t 1 ] ; then
+if [ -t 1 ]; then
   __INTERACTIVE="1"
 fi
 
 __green() {
-  if [ "$__INTERACTIVE" ] ; then
+  if [ "$__INTERACTIVE" ]; then
     printf '\033[1;31;32m'
   fi
   printf -- "$1"
-  if [ "$__INTERACTIVE" ] ; then
+  if [ "$__INTERACTIVE" ]; then
     printf '\033[0m'
   fi
 }
 
 __red() {
-  if [ "$__INTERACTIVE" ] ; then
+  if [ "$__INTERACTIVE" ]; then
     printf '\033[1;31;40m'
   fi
   printf -- "$1"
-  if [ "$__INTERACTIVE" ] ; then
+  if [ "$__INTERACTIVE" ]; then
     printf '\033[0m'
   fi
 }
 
-
 _printargs() {
-  if [ -z "$2" ] ; then
+  if [ -z "$2" ]; then
     printf -- "[$(date)] $1"
   else
     printf -- "[$(date)] $1='$2'"
@@ -97,31 +96,30 @@ _printargs() {
 _dlg_versions() {
   echo "Diagnosis versions: "
   echo "openssl:"
-  if _exists openssl ; then
+  if _exists openssl; then
     openssl version 2>&1
   else
     echo "openssl doesn't exists."
   fi
-  
+
   echo "apache:"
-  if [ "$_APACHECTL" ] && _exists "$_APACHECTL" ; then
+  if [ "$_APACHECTL" ] && _exists "$_APACHECTL"; then
     _APACHECTL -V 2>&1
   else
     echo "apache doesn't exists."
   fi
-  
+
   echo "nc:"
-  if _exists "nc" ; then
+  if _exists "nc"; then
     nc -h 2>&1
   else
     _debug "nc doesn't exists."
   fi
 }
 
-
 _log() {
   [ -z "$LOG_FILE" ] && return
-  _printargs "$@" >> $LOG_FILE
+  _printargs "$@" >>$LOG_FILE
 }
 
 _info() {
@@ -129,11 +127,10 @@ _info() {
   _printargs "$@"
 }
 
-
 _err() {
   _log "$@"
   printf -- "[$(date)] " >&2
-  if [ -z "$2" ] ; then
+  if [ -z "$2" ]; then
     __red "$1" >&2
   else
     __red "$1='$2'" >&2
@@ -143,52 +140,51 @@ _err() {
 }
 
 _usage() {
-  __red "$@"  >&2
+  __red "$@" >&2
   printf "\n" >&2
 }
 
-
 _debug() {
-  if [ -z "$LOG_LEVEL" ] || [ "$LOG_LEVEL" -ge "$LOG_LEVEL_1" ] ; then
+  if [ -z "$LOG_LEVEL" ] || [ "$LOG_LEVEL" -ge "$LOG_LEVEL_1" ]; then
     _log "$@"
   fi
-  if [ -z "$DEBUG" ] ; then
+  if [ -z "$DEBUG" ]; then
     return
   fi
   _printargs "$@" >&2
 }
 
 _debug2() {
-  if [ "$LOG_LEVEL" ] && [ "$LOG_LEVEL" -ge "$LOG_LEVEL_2" ] ; then
+  if [ "$LOG_LEVEL" ] && [ "$LOG_LEVEL" -ge "$LOG_LEVEL_2" ]; then
     _log "$@"
   fi
-  if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
+  if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
     _debug "$@"
   fi
 }
 
 _debug3() {
-  if [ "$LOG_LEVEL" ] && [ "$LOG_LEVEL" -ge "$LOG_LEVEL_3" ] ; then
+  if [ "$LOG_LEVEL" ] && [ "$LOG_LEVEL" -ge "$LOG_LEVEL_3" ]; then
     _log "$@"
   fi
-  if [ "$DEBUG" ] && [ "$DEBUG" -ge "3" ] ; then
+  if [ "$DEBUG" ] && [ "$DEBUG" -ge "3" ]; then
     _debug "$@"
   fi
 }
 
-_startswith(){
+_startswith() {
   _str="$1"
   _sub="$2"
   echo "$_str" | grep "^$_sub" >/dev/null 2>&1
 }
 
-_endswith(){
+_endswith() {
   _str="$1"
   _sub="$2"
   echo "$_str" | grep -- "$_sub\$" >/dev/null 2>&1
 }
 
-_contains(){
+_contains() {
   _str="$1"
   _sub="$2"
   echo "$_str" | grep -- "$_sub" >/dev/null 2>&1
@@ -198,17 +194,17 @@ _hasfield() {
   _str="$1"
   _field="$2"
   _sep="$3"
-  if [ -z "$_field" ] ; then
+  if [ -z "$_field" ]; then
     _usage "Usage: str field  [sep]"
     return 1
   fi
-  
-  if [ -z "$_sep" ] ; then
+
+  if [ -z "$_sep" ]; then
     _sep=","
   fi
-  
-  for f in $(echo "$_str" |  tr ',' ' ') ; do
-    if [ "$f" = "$_field" ] ; then
+
+  for f in $(echo "$_str" | tr ',' ' '); do
+    if [ "$f" = "$_field" ]; then
       _debug2 "'$_str' contains '$_field'"
       return 0 #contains ok
     fi
@@ -217,42 +213,41 @@ _hasfield() {
   return 1 #not contains 
 }
 
-_getfield(){
+_getfield() {
   _str="$1"
   _findex="$2"
   _sep="$3"
-  
-  if [ -z "$_findex" ] ; then
+
+  if [ -z "$_findex" ]; then
     _usage "Usage: str field  [sep]"
     return 1
   fi
-  
-  if [ -z "$_sep" ] ; then
+
+  if [ -z "$_sep" ]; then
     _sep=","
   fi
 
   _ffi=$_findex
-  while [ "$_ffi" -gt "0" ]
-  do
-    _fv="$(echo "$_str" |  cut -d $_sep -f $_ffi)"
-    if [ "$_fv" ] ; then
+  while [ "$_ffi" -gt "0" ]; do
+    _fv="$(echo "$_str" | cut -d $_sep -f $_ffi)"
+    if [ "$_fv" ]; then
       printf -- "%s" "$_fv"
       return 0
     fi
     _ffi="$(_math $_ffi - 1)"
   done
-  
+
   printf -- "%s" "$_str"
 
 }
 
-_exists(){
+_exists() {
   cmd="$1"
-  if [ -z "$cmd" ] ; then
+  if [ -z "$cmd" ]; then
     _usage "Usage: _exists cmd"
     return 1
   fi
-  if type command >/dev/null 2>&1 ; then
+  if type command >/dev/null 2>&1; then
     command -v "$cmd" >/dev/null 2>&1
   else
     type "$cmd" >/dev/null 2>&1
@@ -263,41 +258,40 @@ _exists(){
 }
 
 #a + b
-_math(){
+_math() {
   expr "$@"
 }
 
 _h_char_2_dec() {
   _ch=$1
   case "${_ch}" in
-    a|A)
+    a | A)
       printf "10"
-        ;;
-    b|B)
+      ;;
+    b | B)
       printf "11"
-        ;;
-    c|C)
+      ;;
+    c | C)
       printf "12"
-        ;;
-    d|D)
+      ;;
+    d | D)
       printf "13"
-        ;;
-    e|E)
+      ;;
+    e | E)
       printf "14"
-        ;;
-    f|F)
+      ;;
+    f | F)
       printf "15"
-        ;;
+      ;;
     *)
       printf "%s" "$_ch"
-        ;;
+      ;;
   esac
 
 }
 
-
 _URGLY_PRINTF=""
-if [ "$(printf '\x41')" != 'A' ] ; then
+if [ "$(printf '\x41')" != 'A' ]; then
   _URGLY_PRINTF=1
 fi
 
@@ -305,35 +299,35 @@ _h2b() {
   hex=$(cat)
   i=1
   j=2
-  if _exists let ; then
+  if _exists let; then
     uselet="1"
   fi
   _debug3 uselet "$uselet"
   _debug3 _URGLY_PRINTF "$_URGLY_PRINTF"
-  while true ; do
-    if [ -z "$_URGLY_PRINTF" ] ; then
+  while true; do
+    if [ -z "$_URGLY_PRINTF" ]; then
       h="$(printf $hex | cut -c $i-$j)"
-      if [ -z "$h" ] ; then
-        break;
+      if [ -z "$h" ]; then
+        break
       fi
       printf "\x$h"
     else
       ic="$(printf $hex | cut -c $i)"
       jc="$(printf $hex | cut -c $j)"
-      if [ -z "$ic$jc" ] ; then
-        break;
+      if [ -z "$ic$jc" ]; then
+        break
       fi
       ic="$(_h_char_2_dec "$ic")"
       jc="$(_h_char_2_dec "$jc")"
       printf '\'"$(printf %o "$(_math $ic \* 16 + $jc)")"
     fi
-    if [ "$uselet" ] ; then
+    if [ "$uselet" ]; then
       let "i+=2" >/dev/null
       let "j+=2" >/dev/null
     else
       i="$(_math $i + 2)"
       j="$(_math $j + 2)"
-    fi    
+    fi
   done
 }
 
@@ -341,7 +335,7 @@ _h2b() {
 _sed_i() {
   options="$1"
   filename="$2"
-  if [ -z "$filename" ] ; then
+  if [ -z "$filename" ]; then
     _usage "Usage:_sed_i options filename"
     return 1
   fi
@@ -352,12 +346,12 @@ _sed_i() {
   else
     _debug "No -i support in sed"
     text="$(cat "$filename")"
-    echo "$text" | sed "$options" > "$filename"
+    echo "$text" | sed "$options" >"$filename"
   fi
 }
 
 _egrep_o() {
-  if _contains "$(egrep -o 2>&1)" "egrep: illegal option -- o" ; then
+  if _contains "$(egrep -o 2>&1)" "egrep: illegal option -- o"; then
     sed -n 's/.*\('"$1"'\).*/\1/p'
   else
     egrep -o "$1"
@@ -369,34 +363,34 @@ _getfile() {
   filename="$1"
   startline="$2"
   endline="$3"
-  if [ -z "$endline" ] ; then
+  if [ -z "$endline" ]; then
     _usage "Usage: file startline endline"
     return 1
   fi
-  
-  i="$(grep -n --  "$startline"  "$filename" | cut -d : -f 1)"
-  if [ -z "$i" ] ; then
+
+  i="$(grep -n -- "$startline" "$filename" | cut -d : -f 1)"
+  if [ -z "$i" ]; then
     _err "Can not find start line: $startline"
     return 1
   fi
   i="$(_math "$i" + 1)"
   _debug i "$i"
-  
-  j="$(grep -n --  "$endline"  "$filename" | cut -d : -f 1)"
-  if [ -z "$j" ] ; then
+
+  j="$(grep -n -- "$endline" "$filename" | cut -d : -f 1)"
+  if [ -z "$j" ]; then
     _err "Can not find end line: $endline"
     return 1
   fi
   j="$(_math "$j" - 1)"
   _debug j "$j"
-  
-  sed -n "$i,${j}p"  "$filename"
+
+  sed -n "$i,${j}p" "$filename"
 
 }
 
 #Usage: multiline
 _base64() {
-  if [ "$1" ] ; then
+  if [ "$1" ]; then
     openssl base64 -e
   else
     openssl base64 -e | tr -d '\r\n'
@@ -405,7 +399,7 @@ _base64() {
 
 #Usage: multiline
 _dbase64() {
-  if [ "$1" ] ; then
+  if [ "$1" ]; then
     openssl base64 -d -A
   else
     openssl base64 -d
@@ -416,15 +410,15 @@ _dbase64() {
 #Output Base64-encoded digest
 _digest() {
   alg="$1"
-  if [ -z "$alg" ] ; then
+  if [ -z "$alg" ]; then
     _usage "Usage: _digest hashalg"
     return 1
   fi
-  
+
   outputhex="$2"
-  
+
   if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ]; then
-    if [ "$outputhex" ] ; then
+    if [ "$outputhex" ]; then
       openssl dgst -$alg -hex | cut -d = -f 2 | tr -d ' '
     else
       openssl dgst -$alg -binary | _base64
@@ -442,14 +436,14 @@ _hmac() {
   alg="$1"
   hmac_sec="$2"
   outputhex="$3"
-  
-  if [ -z "$hmac_sec" ] ; then
-    _usage "Usage: _hmac hashalg secret [outputhex]" 
+
+  if [ -z "$hmac_sec" ]; then
+    _usage "Usage: _hmac hashalg secret [outputhex]"
     return 1
   fi
 
   if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ]; then
-    if [ "$outputhex" ] ; then
+    if [ "$outputhex" ]; then
       openssl dgst -$alg -hmac "$hmac_sec" | cut -d = -f 2 | tr -d ' '
     else
       openssl dgst -$alg -hmac "$hmac_sec" -binary | _base64
@@ -466,23 +460,23 @@ _hmac() {
 _sign() {
   keyfile="$1"
   alg="$2"
-  if [ -z "$alg" ] ; then
+  if [ -z "$alg" ]; then
     _usage "Usage: _sign keyfile hashalg"
     return 1
   fi
-  
+
   _sign_openssl="openssl   dgst -sign $keyfile "
-  if [ "$alg" = "sha256" ] ; then
+  if [ "$alg" = "sha256" ]; then
     _sign_openssl="$_sign_openssl -$alg"
   else
     _err "$alg is not supported yet"
     return 1
   fi
-  
-  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" > /dev/null 2>&1 ; then
+
+  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     $_sign_openssl | _base64
-  elif grep "BEGIN EC PRIVATE KEY" "$keyfile" > /dev/null 2>&1 ; then
-    if ! _signedECText="$($_sign_openssl | openssl asn1parse -inform DER)" ; then
+  elif grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
+    if ! _signedECText="$($_sign_openssl | openssl asn1parse -inform DER)"; then
       _err "Sign failed: $_sign_openssl"
       _err "Key file: $keyfile"
       _err "Key content:$(cat "$keyfile" | wc -l) lises"
@@ -498,22 +492,22 @@ _sign() {
     _err "Unknown key file format."
     return 1
   fi
-  
+
 }
 
 #keylength
 _isEccKey() {
   _length="$1"
 
-  if [ -z "$_length" ] ;then
+  if [ -z "$_length" ]; then
     return 1
   fi
 
   [ "$_length" != "1024" ] \
-  && [ "$_length" != "2048" ] \
-  && [ "$_length" != "3072" ] \
-  && [ "$_length" != "4096" ] \
-  && [ "$_length" != "8192" ]
+    && [ "$_length" != "2048" ] \
+    && [ "$_length" != "3072" ] \
+    && [ "$_length" != "4096" ] \
+    && [ "$_length" != "8192" ]
 }
 
 # _createkey  2048|ec-256   file
@@ -521,42 +515,41 @@ _createkey() {
   length="$1"
   f="$2"
   eccname="$length"
-  if _startswith "$length" "ec-" ; then
+  if _startswith "$length" "ec-"; then
     length=$(printf $length | cut -d '-' -f 2-100)
 
-    if [ "$length" = "256" ] ; then
+    if [ "$length" = "256" ]; then
       eccname="prime256v1"
     fi
-    if [ "$length" = "384" ] ; then
+    if [ "$length" = "384" ]; then
       eccname="secp384r1"
     fi
-    if [ "$length" = "521" ] ; then
+    if [ "$length" = "521" ]; then
       eccname="secp521r1"
     fi
 
   fi
 
-  if [ -z "$length" ] ; then
-     length=2048
+  if [ -z "$length" ]; then
+    length=2048
   fi
-  
+
   _debug "Use length $length"
 
-  if _isEccKey "$length" ; then
+  if _isEccKey "$length"; then
     _debug "Using ec name: $eccname"
-    openssl ecparam  -name $eccname -genkey 2>/dev/null > "$f"
+    openssl ecparam -name $eccname -genkey 2>/dev/null >"$f"
   else
     _debug "Using RSA: $length"
-    openssl genrsa $length 2>/dev/null > "$f"
+    openssl genrsa $length 2>/dev/null >"$f"
   fi
 
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Create key error."
     return 1
   fi
 }
 
-
 #domain
 _is_idn() {
   _is_idn_d="$1"
@@ -570,17 +563,17 @@ _is_idn() {
 #aa.com,bb.com,cc.com
 _idn() {
   __idn_d="$1"
-  if ! _is_idn "$__idn_d" ; then
+  if ! _is_idn "$__idn_d"; then
     printf "%s" "$__idn_d"
     return 0
   fi
-  
-  if _exists idn ; then
-    if _contains "$__idn_d" ',' ; then
+
+  if _exists idn; then
+    if _contains "$__idn_d" ','; then
       _i_first="1"
-      for f in $(echo "$__idn_d" |  tr ',' ' ') ; do
+      for f in $(echo "$__idn_d" | tr ',' ' '); do
         [ -z "$f" ] && continue
-        if [ -z "$_i_first" ] ; then
+        if [ -z "$_i_first" ]; then
           printf "%s" ","
         else
           _i_first=""
@@ -608,29 +601,29 @@ _createcsr() {
   _debug2 csrkey "$csrkey"
   _debug2 csr "$csr"
   _debug2 csrconf "$csrconf"
-  
-  printf "[ req_distinguished_name ]\n[ req ]\ndistinguished_name = req_distinguished_name\nreq_extensions = v3_req\n[ v3_req ]\n\nkeyUsage = nonRepudiation, digitalSignature, keyEncipherment" > "$csrconf"
-  
+
+  printf "[ req_distinguished_name ]\n[ req ]\ndistinguished_name = req_distinguished_name\nreq_extensions = v3_req\n[ v3_req ]\n\nkeyUsage = nonRepudiation, digitalSignature, keyEncipherment" >"$csrconf"
+
   if [ -z "$domainlist" ] || [ "$domainlist" = "$NO_VALUE" ]; then
     #single domain
     _info "Single domain" "$domain"
   else
     domainlist="$(_idn $domainlist)"
     _debug2 domainlist "$domainlist"
-    if _contains "$domainlist" "," ; then
+    if _contains "$domainlist" ","; then
       alt="DNS:$(echo $domainlist | sed "s/,/,DNS:/g")"
     else
       alt="DNS:$domainlist"
     fi
     #multi 
     _info "Multi domain" "$alt"
-    printf -- "\nsubjectAltName=$alt" >> "$csrconf"
+    printf -- "\nsubjectAltName=$alt" >>"$csrconf"
   fi
-  if [ "$Le_OCSP_Stable" ] ; then
+  if [ "$Le_OCSP_Stable" ]; then
     _savedomainconf Le_OCSP_Stable "$Le_OCSP_Stable"
-    printf -- "\nbasicConstraints = CA:FALSE\n1.3.6.1.5.5.7.1.24=DER:30:03:02:01:05" >> "$csrconf"
+    printf -- "\nbasicConstraints = CA:FALSE\n1.3.6.1.5.5.7.1.24=DER:30:03:02:01:05" >>"$csrconf"
   fi
-  
+
   _csr_cn="$(_idn "$domain")"
   _debug2 _csr_cn "$_csr_cn"
   openssl req -new -sha256 -key "$csrkey" -subj "/CN=$_csr_cn" -config "$csrconf" -out "$csr"
@@ -643,8 +636,8 @@ _signcsr() {
   conf="$3"
   cert="$4"
   _debug "_signcsr"
-  
-  _msg="$(openssl x509 -req -days 365  -in "$csr"  -signkey "$key"  -extensions v3_req -extfile "$conf" -out "$cert"  2>&1)"
+
+  _msg="$(openssl x509 -req -days 365 -in "$csr" -signkey "$key" -extensions v3_req -extfile "$conf" -out "$cert" 2>&1)"
   _ret="$?"
   _debug "$_msg"
   return $_ret
@@ -653,48 +646,48 @@ _signcsr() {
 #_csrfile
 _readSubjectFromCSR() {
   _csrfile="$1"
-  if [ -z "$_csrfile" ] ; then
+  if [ -z "$_csrfile" ]; then
     _usage "_readSubjectFromCSR mycsr.csr"
     return 1
   fi
-  openssl req  -noout  -in  "$_csrfile"  -subject | _egrep_o "CN=.*" | cut -d = -f 2 |  cut -d / -f 1 | tr -d '\n'
+  openssl req -noout -in "$_csrfile" -subject | _egrep_o "CN=.*" | cut -d = -f 2 | cut -d / -f 1 | tr -d '\n'
 }
 
 #_csrfile
 #echo comma separated domain list
 _readSubjectAltNamesFromCSR() {
   _csrfile="$1"
-  if [ -z "$_csrfile" ] ; then
+  if [ -z "$_csrfile" ]; then
     _usage "_readSubjectAltNamesFromCSR mycsr.csr"
     return 1
   fi
-  
+
   _csrsubj="$(_readSubjectFromCSR "$_csrfile")"
   _debug _csrsubj "$_csrsubj"
-  
-  _dnsAltnames="$(openssl req  -noout -text  -in  "$_csrfile" | grep "^ *DNS:.*" | tr -d ' \n')"
+
+  _dnsAltnames="$(openssl req -noout -text -in "$_csrfile" | grep "^ *DNS:.*" | tr -d ' \n')"
   _debug _dnsAltnames "$_dnsAltnames"
-  
-  if _contains "$_dnsAltnames," "DNS:$_csrsubj," ; then
+
+  if _contains "$_dnsAltnames," "DNS:$_csrsubj,"; then
     _debug "AltNames contains subject"
     _dnsAltnames="$(printf "%s" "$_dnsAltnames," | sed "s/DNS:$_csrsubj,//g")"
   else
     _debug "AltNames doesn't contain subject"
   fi
-  
+
   printf "%s" "$_dnsAltnames" | sed "s/DNS://g"
 }
 
 #_csrfile 
 _readKeyLengthFromCSR() {
   _csrfile="$1"
-  if [ -z "$_csrfile" ] ; then
+  if [ -z "$_csrfile" ]; then
     _usage "_readKeyLengthFromCSR mycsr.csr"
     return 1
   fi
-  
-  _outcsr="$(openssl req  -noout -text  -in  "$_csrfile")"
-  if _contains "$_outcsr" "Public Key Algorithm: id-ecPublicKey" ; then
+
+  _outcsr="$(openssl req -noout -text -in "$_csrfile")"
+  if _contains "$_outcsr" "Public Key Algorithm: id-ecPublicKey"; then
     _debug "ECC CSR"
     echo "$_outcsr" | _egrep_o "^ *ASN1 OID:.*" | cut -d ':' -f 2 | tr -d ' '
   else
@@ -703,25 +696,24 @@ _readKeyLengthFromCSR() {
   fi
 }
 
-
 _ss() {
   _port="$1"
-  
-  if _exists "ss" ; then
+
+  if _exists "ss"; then
     _debug "Using: ss"
     ss -ntpl | grep ":$_port "
     return 0
   fi
 
-  if _exists "netstat" ; then
+  if _exists "netstat"; then
     _debug "Using: netstat"
-    if netstat -h 2>&1 | grep "\-p proto" >/dev/null ; then
+    if netstat -h 2>&1 | grep "\-p proto" >/dev/null; then
       #for windows version netstat tool
       netstat -an -p tcp | grep "LISTENING" | grep ":$_port "
     else
-      if netstat -help 2>&1 | grep "\-p protocol" >/dev/null ; then
+      if netstat -help 2>&1 | grep "\-p protocol" >/dev/null; then
         netstat -an -p tcp | grep LISTEN | grep ":$_port "
-      elif netstat -help 2>&1 | grep -- '-P protocol' >/dev/null ; then
+      elif netstat -help 2>&1 | grep -- '-P protocol' >/dev/null; then
         #for solaris
         netstat -an -P tcp | grep "\.$_port " | grep "LISTEN"
       else
@@ -738,22 +730,22 @@ _ss() {
 toPkcs() {
   domain="$1"
   pfxPassword="$2"
-  if [ -z "$domain" ] ; then
+  if [ -z "$domain" ]; then
     _usage "Usage: $PROJECT_ENTRY --toPkcs -d domain [--password pfx-password]"
     return 1
   fi
 
   _isEcc="$3"
-  
+
   _initpath "$domain" "$_isEcc"
 
-  if [ "$pfxPassword" ] ; then
+  if [ "$pfxPassword" ]; then
     openssl pkcs12 -export -out "$CERT_PFX_PATH" -inkey "$CERT_KEY_PATH" -in "$CERT_PATH" -certfile "$CA_CERT_PATH" -password "pass:$pfxPassword"
   else
     openssl pkcs12 -export -out "$CERT_PFX_PATH" -inkey "$CERT_KEY_PATH" -in "$CERT_PATH" -certfile "$CA_CERT_PATH"
   fi
-  
-  if [ "$?" = "0" ] ; then
+
+  if [ "$?" = "0" ]; then
     _info "Success, Pfx is exported to: $CERT_PFX_PATH"
   fi
 
@@ -762,11 +754,11 @@ toPkcs() {
 #[2048]  
 createAccountKey() {
   _info "Creating account key"
-  if [ -z "$1" ] ; then
+  if [ -z "$1" ]; then
     _usage "Usage: $PROJECT_ENTRY --createAccountKey --accountkeylength 2048"
     return
   fi
-  
+
   length=$1
   _create_account_key "$length"
 
@@ -775,17 +767,17 @@ createAccountKey() {
 _create_account_key() {
 
   length=$1
-  
-  if [ -z "$length" ] || [ "$length" = "$NO_VALUE" ] ; then
+
+  if [ -z "$length" ] || [ "$length" = "$NO_VALUE" ]; then
     _debug "Use default length $DEFAULT_ACCOUNT_KEY_LENGTH"
     length="$DEFAULT_ACCOUNT_KEY_LENGTH"
   fi
-  
+
   _debug length "$length"
   _initpath
 
   mkdir -p "$CA_DIR"
-  if [ -f "$ACCOUNT_KEY_PATH" ] ; then
+  if [ -f "$ACCOUNT_KEY_PATH" ]; then
     _info "Account key exists, skip"
     return
   else
@@ -798,25 +790,25 @@ _create_account_key() {
 #domain [length]
 createDomainKey() {
   _info "Creating domain key"
-  if [ -z "$1" ] ; then
+  if [ -z "$1" ]; then
     _usage "Usage: $PROJECT_ENTRY --createDomainKey -d domain.com  [ --keylength 2048 ]"
     return
   fi
-  
+
   domain=$1
   length=$2
-  
-  if [ -z "$length" ] ; then
+
+  if [ -z "$length" ]; then
     _debug "Use DEFAULT_DOMAIN_KEY_LENGTH=$DEFAULT_DOMAIN_KEY_LENGTH"
     length="$DEFAULT_DOMAIN_KEY_LENGTH"
   fi
-  
-  _initpath $domain "$length"  
 
-  if [ ! -f "$CERT_KEY_PATH" ] || ( [ "$FORCE" ] && ! [ "$IS_RENEW" ] ); then 
+  _initpath $domain "$length"
+
+  if [ ! -f "$CERT_KEY_PATH" ] || ([ "$FORCE" ] && ! [ "$IS_RENEW" ]); then
     _createkey "$length" "$CERT_KEY_PATH"
   else
-    if [ "$IS_RENEW" ] ; then
+    if [ "$IS_RENEW" ]; then
       _info "Domain key exists, skip"
       return 0
     else
@@ -831,29 +823,29 @@ createDomainKey() {
 # domain  domainlist isEcc
 createCSR() {
   _info "Creating csr"
-  if [ -z "$1" ] ; then
+  if [ -z "$1" ]; then
     _usage "Usage: $PROJECT_ENTRY --createCSR -d domain1.com [-d domain2.com  -d domain3.com ... ]"
     return
   fi
-  
+
   domain="$1"
   domainlist="$2"
   _isEcc="$3"
-  
+
   _initpath "$domain" "$_isEcc"
-  
-  if [ -f "$CSR_PATH" ]  && [ "$IS_RENEW" ] && [ -z "$FORCE" ]; then
+
+  if [ -f "$CSR_PATH" ] && [ "$IS_RENEW" ] && [ -z "$FORCE" ]; then
     _info "CSR exists, skip"
     return
   fi
-  
-  if [ ! -f "$CERT_KEY_PATH" ] ; then
+
+  if [ ! -f "$CERT_KEY_PATH" ]; then
     _err "The key file is not found: $CERT_KEY_PATH"
     _err "Please create the key file first."
     return 1
   fi
   _createcsr "$domain" "$domainlist" "$CERT_KEY_PATH" "$CSR_PATH" "$DOMAIN_SSL_CONF"
-  
+
 }
 
 _urlencode() {
@@ -863,20 +855,20 @@ _urlencode() {
 
 _time2str() {
   #BSD
-  if date -u -d@$1 2>/dev/null ; then
+  if date -u -d@$1 2>/dev/null; then
     return
   fi
-  
+
   #Linux
-  if date -u -r $1 2>/dev/null ; then
+  if date -u -r $1 2>/dev/null; then
     return
   fi
-  
+
   #Soaris
-  if _exists adb ; then
+  if _exists adb; then
     echo $(echo "0t${1}=Y" | adb)
   fi
-  
+
 }
 
 _normalizeJson() {
@@ -885,92 +877,91 @@ _normalizeJson() {
 
 _stat() {
   #Linux
-  if stat -c '%U:%G' "$1" 2>/dev/null ; then
+  if stat -c '%U:%G' "$1" 2>/dev/null; then
     return
   fi
-  
+
   #BSD
-  if stat -f  '%Su:%Sg' "$1" 2>/dev/null ; then
+  if stat -f '%Su:%Sg' "$1" 2>/dev/null; then
     return
   fi
-  
-  return 1; #error, 'stat' not found
+
+  return 1 #error, 'stat' not found
 }
 
 #keyfile
 _calcjwk() {
   keyfile="$1"
-  if [ -z "$keyfile" ] ; then
+  if [ -z "$keyfile" ]; then
     _usage "Usage: _calcjwk keyfile"
     return 1
   fi
-  
-  if [ "$JWK_HEADER" ] && [ "$__CACHED_JWK_KEY_FILE" = "$keyfile" ] ; then
+
+  if [ "$JWK_HEADER" ] && [ "$__CACHED_JWK_KEY_FILE" = "$keyfile" ]; then
     _debug2 "Use cached jwk for file: $__CACHED_JWK_KEY_FILE"
     return 0
   fi
-  
-  
+
   EC_SIGN=""
-  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" > /dev/null 2>&1 ; then
+  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     _debug "RSA key"
-    pub_exp=$(openssl rsa -in $keyfile  -noout -text | grep "^publicExponent:"| cut -d '(' -f 2 | cut -d 'x' -f 2 | cut -d ')' -f 1)
-    if [ "${#pub_exp}" = "5" ] ; then
+    pub_exp=$(openssl rsa -in $keyfile -noout -text | grep "^publicExponent:" | cut -d '(' -f 2 | cut -d 'x' -f 2 | cut -d ')' -f 1)
+    if [ "${#pub_exp}" = "5" ]; then
       pub_exp=0$pub_exp
     fi
     _debug3 pub_exp "$pub_exp"
-    
+
     e=$(echo $pub_exp | _h2b | _base64)
     _debug3 e "$e"
-    
-    modulus=$(openssl rsa -in $keyfile -modulus -noout | cut -d '=' -f 2 )
+
+    modulus=$(openssl rsa -in $keyfile -modulus -noout | cut -d '=' -f 2)
     _debug3 modulus "$modulus"
-    n="$(printf "%s" "$modulus"| _h2b | _base64 | _urlencode )"
+    n="$(printf "%s" "$modulus" | _h2b | _base64 | _urlencode)"
     jwk='{"e": "'$e'", "kty": "RSA", "n": "'$n'"}'
     _debug3 jwk "$jwk"
-    
+
     JWK_HEADER='{"alg": "RS256", "jwk": '$jwk'}'
     JWK_HEADERPLACE_PART1='{"nonce": "'
     JWK_HEADERPLACE_PART2='", "alg": "RS256", "jwk": '$jwk'}'
-  elif grep "BEGIN EC PRIVATE KEY" "$keyfile" > /dev/null 2>&1 ; then
+  elif grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     _debug "EC key"
     EC_SIGN="1"
-    crv="$(openssl ec  -in $keyfile  -noout -text 2>/dev/null | grep "^NIST CURVE:" | cut -d ":" -f 2 | tr -d " \r\n")"
+    crv="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep "^NIST CURVE:" | cut -d ":" -f 2 | tr -d " \r\n")"
     _debug3 crv "$crv"
-    
-    if [ -z "$crv" ] ; then
+
+    if [ -z "$crv" ]; then
       _debug "Let's try ASN1 OID"
-      crv_oid="$(openssl ec  -in $keyfile  -noout -text 2>/dev/null | grep "^ASN1 OID:" | cut -d ":" -f 2 | tr -d " \r\n")"
+      crv_oid="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep "^ASN1 OID:" | cut -d ":" -f 2 | tr -d " \r\n")"
       _debug3 crv_oid "$crv_oid"
       case "${crv_oid}" in
         "prime256v1")
-        crv="P-256"
-        ;;
+          crv="P-256"
+          ;;
         "secp384r1")
-        crv="P-384"
-        ;;
+          crv="P-384"
+          ;;
         "secp521r1")
-        crv="P-521"
-        ;;
+          crv="P-521"
+          ;;
         *)
-        _err "ECC oid : $crv_oid"
-        return 1
-        ;;
+          _err "ECC oid : $crv_oid"
+          return 1
+          ;;
       esac
       _debug3 crv "$crv"
     fi
-    
-    pubi="$(openssl ec  -in $keyfile  -noout -text 2>/dev/null | grep -n pub: | cut -d : -f 1)"
+
+    pubi="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep -n pub: | cut -d : -f 1)"
     pubi=$(_math $pubi + 1)
     _debug3 pubi "$pubi"
-    
-    pubj="$(openssl ec  -in $keyfile  -noout -text 2>/dev/null | grep -n "ASN1 OID:"  | cut -d : -f 1)"
+
+    pubj="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep -n "ASN1 OID:" | cut -d : -f 1)"
     pubj=$(_math $pubj - 1)
     _debug3 pubj "$pubj"
-    
-    pubtext="$(openssl ec  -in $keyfile  -noout -text 2>/dev/null | sed  -n "$pubi,${pubj}p" | tr -d " \n\r")"
+
+    pubtext="$(openssl ec -in $keyfile -noout -text 2>/dev/null | sed -n "$pubi,${pubj}p" | tr -d " \n\r")"
     _debug3 pubtext "$pubtext"
-    
+
     xlen="$(printf "$pubtext" | tr -d ':' | wc -c)"
     xlen=$(_math $xlen / 4)
     _debug3 xlen "$xlen"
@@ -978,20 +969,20 @@ _calcjwk() {
     xend=$(_math "$xlen" + 1)
     x="$(printf $pubtext | cut -d : -f 2-$xend)"
     _debug3 x "$x"
-    
+
     x64="$(printf $x | tr -d : | _h2b | _base64 | _urlencode)"
     _debug3 x64 "$x64"
 
     xend=$(_math "$xend" + 1)
     y="$(printf $pubtext | cut -d : -f $xend-10000)"
     _debug3 y "$y"
-    
+
     y64="$(printf $y | tr -d : | _h2b | _base64 | _urlencode)"
     _debug3 y64 "$y64"
-   
+
     jwk='{"crv": "'$crv'", "kty": "EC", "x": "'$x64'", "y": "'$y64'"}'
     _debug3 jwk "$jwk"
-    
+
     JWK_HEADER='{"alg": "ES256", "jwk": '$jwk'}'
     JWK_HEADERPLACE_PART1='{"nonce": "'
     JWK_HEADERPLACE_PART2='", "alg": "ES256", "jwk": '$jwk'}'
@@ -1009,18 +1000,18 @@ _time() {
 }
 
 _mktemp() {
-  if _exists mktemp ; then
-    if mktemp 2>/dev/null ; then
+  if _exists mktemp; then
+    if mktemp 2>/dev/null; then
       return 0
-    elif _contains "$(mktemp 2>&1)" "-t prefix" && mktemp -t "$PROJECT_NAME" 2>/dev/null ; then
+    elif _contains "$(mktemp 2>&1)" "-t prefix" && mktemp -t "$PROJECT_NAME" 2>/dev/null; then
       #for Mac osx
       return 0
     fi
   fi
-  if [ -d "/tmp" ] ; then
+  if [ -d "/tmp" ]; then
     echo "/tmp/${PROJECT_NAME}wefADf24sf.$(_time).tmp"
     return 0
-  elif [ "$LE_TEMP_DIR" ] && mkdir -p "$LE_TEMP_DIR" ; then
+  elif [ "$LE_TEMP_DIR" ] && mkdir -p "$LE_TEMP_DIR"; then
     echo "/$LE_TEMP_DIR/wefADf24sf.$(_time).tmp"
     return 0
   fi
@@ -1029,52 +1020,51 @@ _mktemp() {
 
 _inithttp() {
 
-  if [ -z "$HTTP_HEADER" ] || ! touch "$HTTP_HEADER" ; then
+  if [ -z "$HTTP_HEADER" ] || ! touch "$HTTP_HEADER"; then
     HTTP_HEADER="$(_mktemp)"
     _debug2 HTTP_HEADER "$HTTP_HEADER"
   fi
-  
-  if [ "$__HTTP_INITIALIZED" ] ; then 
-    if [ "$_ACME_CURL$_ACME_WGET" ] ; then
+
+  if [ "$__HTTP_INITIALIZED" ]; then
+    if [ "$_ACME_CURL$_ACME_WGET" ]; then
       _debug2 "Http already initialized."
       return 0
     fi
   fi
-  
-  if [ -z "$_ACME_CURL" ] && _exists "curl" ; then
+
+  if [ -z "$_ACME_CURL" ] && _exists "curl"; then
     _ACME_CURL="curl -L --silent --dump-header $HTTP_HEADER "
-    if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
+    if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
       _CURL_DUMP="$(_mktemp)"
       _ACME_CURL="$_ACME_CURL --trace-ascii $_CURL_DUMP "
     fi
 
-    if [ "$CA_BUNDLE" ] ; then
+    if [ "$CA_BUNDLE" ]; then
       _ACME_CURL="$_ACME_CURL --cacert $CA_BUNDLE "
     fi
 
-    if [ "$HTTPS_INSECURE" ] ; then
+    if [ "$HTTPS_INSECURE" ]; then
       _ACME_CURL="$_ACME_CURL --insecure  "
     fi
   fi
-  
+
   if [ -z "$_ACME_WGET" ] && _exists "wget"; then
     _ACME_WGET="wget -q"
-    if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
+    if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
       _ACME_WGET="$_ACME_WGET -d "
     fi
-    if [ "$CA_BUNDLE" ] ; then
+    if [ "$CA_BUNDLE" ]; then
       _ACME_WGET="$_ACME_WGET --ca-certificate $CA_BUNDLE "
     fi
-    if [ "$HTTPS_INSECURE" ] ; then
+    if [ "$HTTPS_INSECURE" ]; then
       _ACME_WGET="$_ACME_WGET --no-check-certificate "
     fi
   fi
-  
+
   __HTTP_INITIALIZED=1
 
 }
 
-
 # body  url [needbase64] [POST|PUT]
 _post() {
   body="$1"
@@ -1082,53 +1072,53 @@ _post() {
   needbase64="$3"
   httpmethod="$4"
 
-  if [ -z "$httpmethod" ] ; then
+  if [ -z "$httpmethod" ]; then
     httpmethod="POST"
   fi
   _debug $httpmethod
   _debug "url" "$url"
   _debug2 "body" "$body"
-  
+
   _inithttp
-  
-  if [ "$_ACME_CURL" ] ; then
+
+  if [ "$_ACME_CURL" ]; then
     _CURL="$_ACME_CURL"
     _debug "_CURL" "$_CURL"
-    if [ "$needbase64" ] ; then
+    if [ "$needbase64" ]; then
       response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$url" | _base64)"
     else
-      response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$url" )"
+      response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$url")"
     fi
     _ret="$?"
-    if [ "$_ret" != "0" ] ; then
+    if [ "$_ret" != "0" ]; then
       _err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $_ret"
-      if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
+      if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
         _err "Here is the curl dump log:"
         _err "$(cat "$_CURL_DUMP")"
       fi
     fi
-  elif [ "$_ACME_WGET" ] ; then
+  elif [ "$_ACME_WGET" ]; then
     _debug "_ACME_WGET" "$_ACME_WGET"
-    if [ "$needbase64" ] ; then
-      if [ "$httpmethod" = "POST" ] ; then
+    if [ "$needbase64" ]; then
+      if [ "$httpmethod" = "POST" ]; then
         response="$($_ACME_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --post-data="$body" "$url" 2>"$HTTP_HEADER" | _base64)"
       else
         response="$($_ACME_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --method $httpmethod --body-data="$body" "$url" 2>"$HTTP_HEADER" | _base64)"
       fi
     else
-      if [ "$httpmethod" = "POST" ] ; then
+      if [ "$httpmethod" = "POST" ]; then
         response="$($_ACME_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --post-data="$body" "$url" 2>"$HTTP_HEADER")"
       else
         response="$($_ACME_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --method $httpmethod --body-data="$body" "$url" 2>"$HTTP_HEADER")"
       fi
     fi
     _ret="$?"
-    if [ "$_ret" = "8" ] ; then
+    if [ "$_ret" = "8" ]; then
       _ret=0
       _debug "wget returns 8, the server returns a 'Bad request' respons, lets process the response later."
     fi
-    if [ "$_ret" != "0" ] ; then
-      _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $_ret" 
+    if [ "$_ret" != "0" ]; then
+      _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $_ret"
     fi
     _sed_i "s/^ *//g" "$HTTP_HEADER"
   else
@@ -1140,7 +1130,6 @@ _post() {
   return $_ret
 }
 
-
 # url getheader timeout
 _get() {
   _debug GET
@@ -1152,43 +1141,43 @@ _get() {
 
   _inithttp
 
-  if [ "$_ACME_CURL" ] ; then
+  if [ "$_ACME_CURL" ]; then
     _CURL="$_ACME_CURL"
-    if [ "$t" ] ; then
+    if [ "$t" ]; then
       _CURL="$_CURL --connect-timeout $t"
     fi
     _debug "_CURL" "$_CURL"
-    if [ "$onlyheader" ] ; then
+    if [ "$onlyheader" ]; then
       $_CURL -I --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" $url
     else
-      $_CURL    --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" $url
+      $_CURL --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" $url
     fi
     ret=$?
-    if [ "$ret" != "0" ] ; then
+    if [ "$ret" != "0" ]; then
       _err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $ret"
-      if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
+      if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
         _err "Here is the curl dump log:"
         _err "$(cat "$_CURL_DUMP")"
       fi
     fi
-  elif [ "$_ACME_WGET" ] ; then
+  elif [ "$_ACME_WGET" ]; then
     _WGET="$_ACME_WGET"
-    if [ "$t" ] ; then
+    if [ "$t" ]; then
       _WGET="$_WGET --timeout=$t"
     fi
     _debug "_WGET" "$_WGET"
-    if [ "$onlyheader" ] ; then
+    if [ "$onlyheader" ]; then
       $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null $url 2>&1 | sed 's/^[ ]*//g'
     else
-      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1"    -O - $url
+      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -O - $url
     fi
     ret=$?
-    if [ "$_ret" = "8" ] ; then
+    if [ "$_ret" = "8" ]; then
       _ret=0
       _debug "wget returns 8, the server returns a 'Bad request' respons, lets process the response later."
     fi
-    if [ "$ret" != "0" ] ; then
-      _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $ret" 
+    if [ "$ret" != "0" ]; then
+      _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $ret"
     fi
   else
     ret=$?
@@ -1203,7 +1192,7 @@ _head_n() {
 }
 
 _tail_n() {
-  if ! tail -n $1 2>/dev/null ; then
+  if ! tail -n $1 2>/dev/null; then
     #fix for solaris
     tail -$1
   fi
@@ -1215,80 +1204,78 @@ _send_signed_request() {
   payload=$2
   needbase64=$3
   keyfile=$4
-  if [ -z "$keyfile" ] ; then
+  if [ -z "$keyfile" ]; then
     keyfile="$ACCOUNT_KEY_PATH"
   fi
   _debug url $url
   _debug payload "$payload"
-  
-  if ! _calcjwk "$keyfile" ; then
+
+  if ! _calcjwk "$keyfile"; then
     return 1
   fi
 
   payload64=$(printf "%s" "$payload" | _base64 | _urlencode)
   _debug3 payload64 $payload64
-  
-  if [ -z "$_CACHED_NONCE" ] ; then
+
+  if [ -z "$_CACHED_NONCE" ]; then
     _debug2 "Get nonce."
     nonceurl="$API/directory"
     _headers="$(_get $nonceurl "onlyheader")"
-    
-    if [ "$?" != "0" ] ; then
+
+    if [ "$?" != "0" ]; then
       _err "Can not connect to $nonceurl to get nonce."
       return 1
     fi
-    
+
     _debug2 _headers "$_headers"
-    
-    _CACHED_NONCE="$( echo "$_headers" | grep "Replay-Nonce:" | _head_n 1 | tr -d "\r\n " | cut -d ':' -f 2)"
+
+    _CACHED_NONCE="$(echo "$_headers" | grep "Replay-Nonce:" | _head_n 1 | tr -d "\r\n " | cut -d ':' -f 2)"
     _debug2 _CACHED_NONCE "$_CACHED_NONCE"
   else
     _debug2 "Use _CACHED_NONCE" "$_CACHED_NONCE"
   fi
   nonce="$_CACHED_NONCE"
   _debug2 nonce "$nonce"
-  
+
   protected="$JWK_HEADERPLACE_PART1$nonce$JWK_HEADERPLACE_PART2"
   _debug3 protected "$protected"
-  
+
   protected64="$(printf "$protected" | _base64 | _urlencode)"
   _debug3 protected64 "$protected64"
 
-  if ! _sig_t="$(printf "%s" "$protected64.$payload64" |  _sign  "$keyfile" "sha256")" ; then
+  if ! _sig_t="$(printf "%s" "$protected64.$payload64" | _sign "$keyfile" "sha256")"; then
     _err "Sign request failed."
     return 1
   fi
   _debug3 _sig_t "$_sig_t"
-  
+
   sig="$(printf "%s" "$_sig_t" | _urlencode)"
   _debug3 sig "$sig"
-  
+
   body="{\"header\": $JWK_HEADER, \"protected\": \"$protected64\", \"payload\": \"$payload64\", \"signature\": \"$sig\"}"
   _debug3 body "$body"
-  
 
   response="$(_post "$body" $url "$needbase64")"
   _CACHED_NONCE=""
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Can not post to $url"
     return 1
   fi
   _debug2 original "$response"
-  
-  response="$( echo "$response" | _normalizeJson )"
+
+  response="$(echo "$response" | _normalizeJson)"
 
   responseHeaders="$(cat "$HTTP_HEADER")"
-  
+
   _debug2 responseHeaders "$responseHeaders"
-  _debug2 response  "$response"
-  code="$(grep "^HTTP" $HTTP_HEADER | _tail_n 1 | cut -d " " -f 2 | tr -d "\r\n" )"
+  _debug2 response "$response"
+  code="$(grep "^HTTP" $HTTP_HEADER | _tail_n 1 | cut -d " " -f 2 | tr -d "\r\n")"
   _debug code $code
-  
+
   _CACHED_NONCE="$(echo "$responseHeaders" | grep "Replay-Nonce:" | _head_n 1 | tr -d "\r\n " | cut -d ':' -f 2)"
 
 }
 
-
 #setopt "file"  "opt"  "="  "value" [";"]
 _setopt() {
   __conf="$1"
@@ -1296,44 +1283,43 @@ _setopt() {
   __sep="$3"
   __val="$4"
   __end="$5"
-  if [ -z "$__opt" ] ; then 
-    _usage usage: _setopt  '"file"  "opt"  "="  "value" [";"]'
+  if [ -z "$__opt" ]; then
+    _usage usage: _setopt '"file"  "opt"  "="  "value" [";"]'
     return
   fi
-  if [ ! -f "$__conf" ] ; then
+  if [ ! -f "$__conf" ]; then
     touch "$__conf"
   fi
 
-  if grep -n "^$__opt$__sep" "$__conf" > /dev/null ; then
+  if grep -n "^$__opt$__sep" "$__conf" >/dev/null; then
     _debug3 OK
-    if _contains "$__val" "&" ; then
+    if _contains "$__val" "&"; then
       __val="$(echo $__val | sed 's/&/\\&/g')"
     fi
     text="$(cat $__conf)"
-    echo "$text" | sed "s|^$__opt$__sep.*$|$__opt$__sep$__val$__end|" > "$__conf"
+    echo "$text" | sed "s|^$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
 
-  elif grep -n "^#$__opt$__sep" "$__conf" > /dev/null ; then
-    if _contains "$__val" "&" ; then
+  elif grep -n "^#$__opt$__sep" "$__conf" >/dev/null; then
+    if _contains "$__val" "&"; then
       __val="$(echo $__val | sed 's/&/\\&/g')"
     fi
     text="$(cat $__conf)"
-    echo "$text" | sed "s|^#$__opt$__sep.*$|$__opt$__sep$__val$__end|" > "$__conf"
+    echo "$text" | sed "s|^#$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
 
   else
     _debug3 APP
-    echo "$__opt$__sep$__val$__end" >> "$__conf"
+    echo "$__opt$__sep$__val$__end" >>"$__conf"
   fi
   _debug2 "$(grep -n "^$__opt$__sep" $__conf)"
 }
 
-
 #_save_conf  file key  value
 #save to conf
 _save_conf() {
   _s_c_f="$1"
   _sdkey="$2"
   _sdvalue="$3"
-  if [ "$_s_c_f" ] ; then
+  if [ "$_s_c_f" ]; then
     _setopt "$_s_c_f" "$_sdkey" "=" "'$_sdvalue'"
   else
     _err "config file is empty, can not save $_sdkey=$_sdvalue"
@@ -1344,8 +1330,8 @@ _save_conf() {
 _clear_conf() {
   _c_c_f="$1"
   _sdkey="$2"
-  if [ "$_c_c_f" ] ; then
-    _sed_i "s/^$_sdkey.*$//"  "$_c_c_f"
+  if [ "$_c_c_f" ]; then
+    _sed_i "s/^$_sdkey.*$//" "$_c_c_f"
   else
     _err "config file is empty, can not clear"
   fi
@@ -1355,17 +1341,16 @@ _clear_conf() {
 _read_conf() {
   _r_c_f="$1"
   _sdkey="$2"
-  if [ -f "$_r_c_f" ] ; then
-  (
-    eval $(grep "^$_sdkey *=" "$_r_c_f")
-    eval "printf \"%s\" \"\$$_sdkey\""
-  )
+  if [ -f "$_r_c_f" ]; then
+    (
+      eval $(grep "^$_sdkey *=" "$_r_c_f")
+      eval "printf \"%s\" \"\$$_sdkey\""
+    )
   else
     _debug "config file is empty, can not read $_sdkey"
   fi
 }
 
-
 #_savedomainconf   key  value
 #save to domain.conf
 _savedomainconf() {
@@ -1415,84 +1400,83 @@ _startserver() {
 
   _debug "startserver: $$"
   nchelp="$(nc -h 2>&1)"
-  
+
   _debug Le_HTTPPort "$Le_HTTPPort"
   _debug Le_Listen_V4 "$Le_Listen_V4"
   _debug Le_Listen_V6 "$Le_Listen_V6"
   _NC="nc"
-  
-  if [ "$Le_Listen_V4" ] ; then
+
+  if [ "$Le_Listen_V4" ]; then
     _NC="$_NC -4"
-  elif [ "$Le_Listen_V6" ] ; then
+  elif [ "$Le_Listen_V6" ]; then
     _NC="$_NC -6"
   fi
-  
-  if echo "$nchelp" | grep "\-q[ ,]" >/dev/null ; then
+
+  if echo "$nchelp" | grep "\-q[ ,]" >/dev/null; then
     _NC="$_NC -q 1 -l $ncaddr"
   else
-    if echo "$nchelp" | grep "GNU netcat" >/dev/null && echo "$nchelp" | grep "\-c, \-\-close" >/dev/null ; then
+    if echo "$nchelp" | grep "GNU netcat" >/dev/null && echo "$nchelp" | grep "\-c, \-\-close" >/dev/null; then
       _NC="$_NC -c -l $ncaddr"
-    elif echo "$nchelp" | grep "\-N" |grep "Shutdown the network socket after EOF on stdin"  >/dev/null ; then
+    elif echo "$nchelp" | grep "\-N" | grep "Shutdown the network socket after EOF on stdin" >/dev/null; then
       _NC="$_NC -N -l $ncaddr"
     else
       _NC="$_NC -l $ncaddr"
     fi
   fi
 
-
   _debug "_NC" "$_NC"
 
   #for centos ncat
-  if _contains "$nchelp" "nmap.org" ; then
+  if _contains "$nchelp" "nmap.org"; then
     _debug "Using ncat: nmap.org"
-    if [ "$DEBUG" ] ; then
-      if printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC  $Le_HTTPPort ; then
+    if [ "$DEBUG" ]; then
+      if printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort; then
         return
       fi
-    else 
-      if printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC  $Le_HTTPPort > /dev/null 2>&1; then
+    else
+      if printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort >/dev/null 2>&1; then
         return
       fi
     fi
     _err "ncat listen error."
   fi
-  
-#  while true ; do
-    if [ "$DEBUG" ] ; then
-      if ! printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC -p $Le_HTTPPort ; then
-        printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC  $Le_HTTPPort ;
-      fi
-    else
-      if ! printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC -p $Le_HTTPPort > /dev/null 2>&1; then
-        printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC  $Le_HTTPPort > /dev/null 2>&1
-      fi      
+
+  #  while true ; do
+  if [ "$DEBUG" ]; then
+    if ! printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC -p $Le_HTTPPort; then
+      printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort
     fi
-    if [ "$?" != "0" ] ; then
-      _err "nc listen error."
-      exit 1
+  else
+    if ! printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC -p $Le_HTTPPort >/dev/null 2>&1; then
+      printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort >/dev/null 2>&1
     fi
-#  done
+  fi
+  if [ "$?" != "0" ]; then
+    _err "nc listen error."
+    exit 1
+  fi
+  #  done
 }
 
-_stopserver(){
+_stopserver() {
   pid="$1"
   _debug "pid" "$pid"
-  if [ -z "$pid" ] ; then
+  if [ -z "$pid" ]; then
     return
   fi
 
   _debug2 "Le_HTTPPort" "$Le_HTTPPort"
-  if [ "$Le_HTTPPort" ] ; then
-    if [ "$DEBUG" ] && [ "$DEBUG" -gt "3" ] ; then
+  if [ "$Le_HTTPPort" ]; then
+    if [ "$DEBUG" ] && [ "$DEBUG" -gt "3" ]; then
       _get "http://localhost:$Le_HTTPPort" "" 1
     else
       _get "http://localhost:$Le_HTTPPort" "" 1 >/dev/null 2>&1
     fi
   fi
-  
+
   _debug2 "Le_TLSPort" "$Le_TLSPort"
-  if [ "$Le_TLSPort" ] ; then
-    if [ "$DEBUG" ] && [ "$DEBUG" -gt "3" ] ; then
+  if [ "$Le_TLSPort" ]; then
+    if [ "$DEBUG" ] && [ "$DEBUG" -gt "3" ]; then
       _get "https://localhost:$Le_TLSPort" "" 1
       _get "https://localhost:$Le_TLSPort" "" 1
     else
@@ -1505,10 +1489,9 @@ _stopserver(){
 # sleep sec
 _sleep() {
   _sleep_sec="$1"
-  if [ "$__INTERACTIVE" ] ; then
+  if [ "$__INTERACTIVE" ]; then
     _sleep_c="$_sleep_sec"
-    while [ "$_sleep_c" -ge "0" ] ;
-    do 
+    while [ "$_sleep_c" -ge "0" ]; do
       printf "\r      \r"
       __green "$_sleep_c"
       _sleep_c="$(_math $_sleep_c - 1)"
@@ -1528,35 +1511,35 @@ _starttlsserver() {
   port="$3"
   content="$4"
   opaddr="$5"
-  
+
   _debug san_a "$san_a"
   _debug san_b "$san_b"
   _debug port "$port"
-  
+
   #create key TLS_KEY
-  if ! _createkey "2048" "$TLS_KEY" ; then
+  if ! _createkey "2048" "$TLS_KEY"; then
     _err "Create tls validation key error."
     return 1
   fi
-  
+
   #create csr
   alt="$san_a"
-  if [ "$san_b" ] ; then
+  if [ "$san_b" ]; then
     alt="$alt,$san_b"
   fi
-  if ! _createcsr "tls.acme.sh" "$alt" "$TLS_KEY" "$TLS_CSR" "$TLS_CONF"  ; then
+  if ! _createcsr "tls.acme.sh" "$alt" "$TLS_KEY" "$TLS_CSR" "$TLS_CONF"; then
     _err "Create tls validation csr error."
     return 1
   fi
-  
+
   #self signed
-  if ! _signcsr "$TLS_KEY"  "$TLS_CSR"  "$TLS_CONF" "$TLS_CERT" ; then
+  if ! _signcsr "$TLS_KEY" "$TLS_CSR" "$TLS_CONF" "$TLS_CERT"; then
     _err "Create tls validation cert error."
     return 1
   fi
-  
+
   __S_OPENSSL="openssl s_server -cert $TLS_CERT  -key $TLS_KEY "
-  if [ "$opaddr" ] ; then
+  if [ "$opaddr" ]; then
     __S_OPENSSL="$__S_OPENSSL -accept $opaddr:$port"
   else
     __S_OPENSSL="$__S_OPENSSL -accept $port"
@@ -1564,18 +1547,18 @@ _starttlsserver() {
 
   _debug Le_Listen_V4 "$Le_Listen_V4"
   _debug Le_Listen_V6 "$Le_Listen_V6"
-  if [ "$Le_Listen_V4" ] ; then
+  if [ "$Le_Listen_V4" ]; then
     __S_OPENSSL="$__S_OPENSSL -4"
-  elif [ "$Le_Listen_V6" ] ; then
+  elif [ "$Le_Listen_V6" ]; then
     __S_OPENSSL="$__S_OPENSSL -6"
   fi
-  
+
   #start openssl
   _debug "$__S_OPENSSL"
-  if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
-    (printf "HTTP/1.1 200 OK\r\n\r\n$content" | $__S_OPENSSL  -tlsextdebug ) &
+  if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
+    (printf "HTTP/1.1 200 OK\r\n\r\n$content" | $__S_OPENSSL -tlsextdebug) &
   else
-    (printf "HTTP/1.1 200 OK\r\n\r\n$content" | $__S_OPENSSL  >/dev/null 2>&1) &
+    (printf "HTTP/1.1 200 OK\r\n\r\n$content" | $__S_OPENSSL >/dev/null 2>&1) &
   fi
 
   serverproc="$!"
@@ -1587,24 +1570,24 @@ _starttlsserver() {
 _readlink() {
   _rf="$1"
   if ! readlink -f "$_rf" 2>/dev/null; then
-    if _startswith "$_rf" "\./$PROJECT_ENTRY" ; then
+    if _startswith "$_rf" "\./$PROJECT_ENTRY"; then
       printf -- "%s" "$(pwd)/$PROJECT_ENTRY"
       return 0
     fi
-    readlink  "$_rf"
+    readlink "$_rf"
   fi
 }
 
 __initHome() {
-  if [ -z "$_SCRIPT_HOME" ] ; then
-    if _exists readlink && _exists dirname ; then
+  if [ -z "$_SCRIPT_HOME" ]; then
+    if _exists readlink && _exists dirname; then
       _debug "Lets find script dir."
       _debug "_SCRIPT_" "$_SCRIPT_"
       _script="$(_readlink "$_SCRIPT_")"
       _debug "_script" "$_script"
       _script_home="$(dirname "$_script")"
       _debug "_script_home" "$_script_home"
-      if [ -d "$_script_home" ] ; then
+      if [ -d "$_script_home" ]; then
         _SCRIPT_HOME="$_script_home"
       else
         _err "It seems the script home is not correct:$_script_home"
@@ -1612,17 +1595,16 @@ __initHome() {
     fi
   fi
 
-
-  if [ -z "$LE_WORKING_DIR" ] ; then
-    if [ -f "$DEFAULT_INSTALL_HOME/account.conf" ] ; then
+  if [ -z "$LE_WORKING_DIR" ]; then
+    if [ -f "$DEFAULT_INSTALL_HOME/account.conf" ]; then
       _debug "It seems that $PROJECT_NAME is already installed in $DEFAULT_INSTALL_HOME"
       LE_WORKING_DIR="$DEFAULT_INSTALL_HOME"
     else
       LE_WORKING_DIR="$_SCRIPT_HOME"
     fi
   fi
-  
-  if [ -z "$LE_WORKING_DIR" ] ; then
+
+  if [ -z "$LE_WORKING_DIR" ]; then
     _debug "Using default home:$DEFAULT_INSTALL_HOME"
     LE_WORKING_DIR="$DEFAULT_INSTALL_HOME"
   fi
@@ -1630,21 +1612,21 @@ __initHome() {
 
   _DEFAULT_ACCOUNT_CONF_PATH="$LE_WORKING_DIR/account.conf"
 
-  if [ -z "$ACCOUNT_CONF_PATH" ] ; then
-    if [ -f "$_DEFAULT_ACCOUNT_CONF_PATH" ] ; then
+  if [ -z "$ACCOUNT_CONF_PATH" ]; then
+    if [ -f "$_DEFAULT_ACCOUNT_CONF_PATH" ]; then
       . "$_DEFAULT_ACCOUNT_CONF_PATH"
     fi
   fi
-  
-  if [ -z "$ACCOUNT_CONF_PATH" ] ; then
+
+  if [ -z "$ACCOUNT_CONF_PATH" ]; then
     ACCOUNT_CONF_PATH="$_DEFAULT_ACCOUNT_CONF_PATH"
   fi
-  
+
   DEFAULT_LOG_FILE="$LE_WORKING_DIR/$PROJECT_NAME.log"
-  
+
   DEFAULT_CA_HOME="$LE_WORKING_DIR/ca"
-  
-  if [ -z "$LE_TEMP_DIR" ] ; then
+
+  if [ -z "$LE_TEMP_DIR" ]; then
     LE_TEMP_DIR="$LE_WORKING_DIR/tmp"
   fi
 }
@@ -1654,161 +1636,160 @@ _initpath() {
 
   __initHome
 
-  if [ -f "$ACCOUNT_CONF_PATH" ] ; then
+  if [ -f "$ACCOUNT_CONF_PATH" ]; then
     . "$ACCOUNT_CONF_PATH"
   fi
 
-  if [ "$IN_CRON" ] ; then
-    if [ ! "$_USER_PATH_EXPORTED" ] ; then
+  if [ "$IN_CRON" ]; then
+    if [ ! "$_USER_PATH_EXPORTED" ]; then
       _USER_PATH_EXPORTED=1
       export PATH="$USER_PATH:$PATH"
     fi
   fi
-  
-  if [ -z "$CA_HOME" ] ; then
+
+  if [ -z "$CA_HOME" ]; then
     CA_HOME="$DEFAULT_CA_HOME"
   fi
 
-  if [ -z "$API" ] ; then
-    if [ -z "$STAGE" ] ; then
+  if [ -z "$API" ]; then
+    if [ -z "$STAGE" ]; then
       API="$DEFAULT_CA"
     else
       API="$STAGE_CA"
       _info "Using stage api:$API"
-    fi  
+    fi
   fi
-  
+
   _API_HOST="$(echo "$API" | cut -d : -f 2 | tr -d '/')"
   CA_DIR="$CA_HOME/$_API_HOST"
-  
+
   _DEFAULT_CA_CONF="$CA_DIR/ca.conf"
-  
-  if [ -z "$CA_CONF" ] ; then
+
+  if [ -z "$CA_CONF" ]; then
     CA_CONF="$_DEFAULT_CA_CONF"
   fi
-  
-  if [ -f "$CA_CONF" ] ; then
+
+  if [ -f "$CA_CONF" ]; then
     . "$CA_CONF"
   fi
 
-  if [ -z "$ACME_DIR" ] ; then
+  if [ -z "$ACME_DIR" ]; then
     ACME_DIR="/home/.acme"
   fi
-  
-  if [ -z "$APACHE_CONF_BACKUP_DIR" ] ; then
+
+  if [ -z "$APACHE_CONF_BACKUP_DIR" ]; then
     APACHE_CONF_BACKUP_DIR="$LE_WORKING_DIR"
   fi
-  
-  if [ -z "$USER_AGENT" ] ; then
+
+  if [ -z "$USER_AGENT" ]; then
     USER_AGENT="$DEFAULT_USER_AGENT"
   fi
-  
-  if [ -z "$HTTP_HEADER" ] ; then
+
+  if [ -z "$HTTP_HEADER" ]; then
     HTTP_HEADER="$LE_WORKING_DIR/http.header"
   fi
 
   _OLD_ACCOUNT_KEY="$LE_WORKING_DIR/account.key"
   _OLD_ACCOUNT_JSON="$LE_WORKING_DIR/account.json"
-  
+
   _DEFAULT_ACCOUNT_KEY_PATH="$CA_DIR/account.key"
   _DEFAULT_ACCOUNT_JSON_PATH="$CA_DIR/account.json"
-  if [ -z "$ACCOUNT_KEY_PATH" ] ; then
+  if [ -z "$ACCOUNT_KEY_PATH" ]; then
     ACCOUNT_KEY_PATH="$_DEFAULT_ACCOUNT_KEY_PATH"
   fi
-  
-  if [ -z "$ACCOUNT_JSON_PATH" ] ; then
+
+  if [ -z "$ACCOUNT_JSON_PATH" ]; then
     ACCOUNT_JSON_PATH="$_DEFAULT_ACCOUNT_JSON_PATH"
   fi
-  
-  
+
   _DEFAULT_CERT_HOME="$LE_WORKING_DIR"
-  if [ -z "$CERT_HOME" ] ; then
+  if [ -z "$CERT_HOME" ]; then
     CERT_HOME="$_DEFAULT_CERT_HOME"
   fi
 
-  if [ -z "$1" ] ; then
+  if [ -z "$1" ]; then
     return 0
   fi
-  
+
   mkdir -p "$CA_DIR"
-  
+
   domain="$1"
   _ilength="$2"
 
-  if [ -z "$DOMAIN_PATH" ] ; then
+  if [ -z "$DOMAIN_PATH" ]; then
     domainhome="$CERT_HOME/$domain"
     domainhomeecc="$CERT_HOME/$domain$ECC_SUFFIX"
-    
+
     DOMAIN_PATH="$domainhome"
-    
-    if _isEccKey "$_ilength" ; then
+
+    if _isEccKey "$_ilength"; then
       DOMAIN_PATH="$domainhomeecc"
     else
-      if [ ! -d "$domainhome" ] && [ -d "$domainhomeecc" ] ; then
+      if [ ! -d "$domainhome" ] && [ -d "$domainhomeecc" ]; then
         _info "The domain '$domain' seems to have a ECC cert already, please add '$(__red "--ecc")' parameter if you want to use that cert."
       fi
     fi
     _debug DOMAIN_PATH "$DOMAIN_PATH"
   fi
-  
-  if [ ! -d "$DOMAIN_PATH" ] ; then
-    if ! mkdir -p "$DOMAIN_PATH" ; then
+
+  if [ ! -d "$DOMAIN_PATH" ]; then
+    if ! mkdir -p "$DOMAIN_PATH"; then
       _err "Can not create domain path: $DOMAIN_PATH"
       return 1
     fi
   fi
-  
-  if [ -z "$DOMAIN_CONF" ] ; then
+
+  if [ -z "$DOMAIN_CONF" ]; then
     DOMAIN_CONF="$DOMAIN_PATH/$domain.conf"
   fi
-  
-  if [ -z "$DOMAIN_SSL_CONF" ] ; then
+
+  if [ -z "$DOMAIN_SSL_CONF" ]; then
     DOMAIN_SSL_CONF="$DOMAIN_PATH/$domain.csr.conf"
   fi
-  
-  if [ -z "$CSR_PATH" ] ; then
+
+  if [ -z "$CSR_PATH" ]; then
     CSR_PATH="$DOMAIN_PATH/$domain.csr"
   fi
-  if [ -z "$CERT_KEY_PATH" ] ; then 
+  if [ -z "$CERT_KEY_PATH" ]; then
     CERT_KEY_PATH="$DOMAIN_PATH/$domain.key"
   fi
-  if [ -z "$CERT_PATH" ] ; then
+  if [ -z "$CERT_PATH" ]; then
     CERT_PATH="$DOMAIN_PATH/$domain.cer"
   fi
-  if [ -z "$CA_CERT_PATH" ] ; then
+  if [ -z "$CA_CERT_PATH" ]; then
     CA_CERT_PATH="$DOMAIN_PATH/ca.cer"
   fi
-  if [ -z "$CERT_FULLCHAIN_PATH" ] ; then
+  if [ -z "$CERT_FULLCHAIN_PATH" ]; then
     CERT_FULLCHAIN_PATH="$DOMAIN_PATH/fullchain.cer"
   fi
-  if [ -z "$CERT_PFX_PATH" ] ; then
+  if [ -z "$CERT_PFX_PATH" ]; then
     CERT_PFX_PATH="$DOMAIN_PATH/$domain.pfx"
   fi
-  
-  if [ -z "$TLS_CONF" ] ; then
+
+  if [ -z "$TLS_CONF" ]; then
     TLS_CONF="$DOMAIN_PATH/tls.valdation.conf"
   fi
-  if [ -z "$TLS_CERT" ] ; then
+  if [ -z "$TLS_CERT" ]; then
     TLS_CERT="$DOMAIN_PATH/tls.valdation.cert"
   fi
-  if [ -z "$TLS_KEY" ] ; then
+  if [ -z "$TLS_KEY" ]; then
     TLS_KEY="$DOMAIN_PATH/tls.valdation.key"
   fi
-  if [ -z "$TLS_CSR" ] ; then
+  if [ -z "$TLS_CSR" ]; then
     TLS_CSR="$DOMAIN_PATH/tls.valdation.csr"
   fi
-  
+
 }
 
 _exec() {
-  if [ -z "$_EXEC_TEMP_ERR" ] ; then
+  if [ -z "$_EXEC_TEMP_ERR" ]; then
     _EXEC_TEMP_ERR="$(_mktemp)"
   fi
 
-  if [ "$_EXEC_TEMP_ERR" ] ; then
+  if [ "$_EXEC_TEMP_ERR" ]; then
     "$@" 2>"$_EXEC_TEMP_ERR"
   else
-    "$@" 
+    "$@"
   fi
 }
 
@@ -1818,39 +1799,39 @@ _exec_err() {
 
 _apachePath() {
   _APACHECTL="apachectl"
-  if ! _exists apachectl ; then
-    if _exists apache2ctl ; then
-       _APACHECTL="apache2ctl"
+  if ! _exists apachectl; then
+    if _exists apache2ctl; then
+      _APACHECTL="apache2ctl"
     else
       _err "'apachectl not found. It seems that apache is not installed, or you are not root user.'"
       _err "Please use webroot mode to try again."
       return 1
     fi
   fi
-  
-  if ! _exec $_APACHECTL -V  >/dev/null ; then
+
+  if ! _exec $_APACHECTL -V >/dev/null; then
     _exec_err
     return 1
   fi
-  
-  if [ "$APACHE_HTTPD_CONF" ] ; then
+
+  if [ "$APACHE_HTTPD_CONF" ]; then
     _saveaccountconf APACHE_HTTPD_CONF "$APACHE_HTTPD_CONF"
     httpdconf="$APACHE_HTTPD_CONF"
     httpdconfname="$(basename $httpdconfname)"
   else
-    httpdconfname="$($_APACHECTL -V | grep SERVER_CONFIG_FILE= | cut -d = -f 2 | tr -d '"' )"
+    httpdconfname="$($_APACHECTL -V | grep SERVER_CONFIG_FILE= | cut -d = -f 2 | tr -d '"')"
     _debug httpdconfname "$httpdconfname"
-    
-    if [ -z "$httpdconfname" ] ; then
+
+    if [ -z "$httpdconfname" ]; then
       _err "Can not read apache config file."
       return 1
     fi
-    
-    if _startswith "$httpdconfname" '/' ; then
+
+    if _startswith "$httpdconfname" '/'; then
       httpdconf="$httpdconfname"
       httpdconfname="$(basename $httpdconfname)"
     else
-      httpdroot="$($_APACHECTL -V | grep HTTPD_ROOT= | cut -d = -f 2 | tr -d '"' )"
+      httpdroot="$($_APACHECTL -V | grep HTTPD_ROOT= | cut -d = -f 2 | tr -d '"')"
       _debug httpdroot "$httpdroot"
       httpdconf="$httpdroot/$httpdconfname"
       httpdconfname="$(basename $httpdconfname)"
@@ -1858,7 +1839,7 @@ _apachePath() {
   fi
   _debug httpdconf "$httpdconf"
   _debug httpdconfname "$httpdconfname"
-  if [ ! -f "$httpdconf" ] ; then
+  if [ ! -f "$httpdconf" ]; then
     _err "Apache Config file not found" "$httpdconf"
     return 1
   fi
@@ -1866,52 +1847,52 @@ _apachePath() {
 }
 
 _restoreApache() {
-  if [ -z "$usingApache" ] ; then
+  if [ -z "$usingApache" ]; then
     return 0
   fi
   _initpath
-  if ! _apachePath ; then
+  if ! _apachePath; then
     return 1
   fi
-  
-  if [ ! -f "$APACHE_CONF_BACKUP_DIR/$httpdconfname" ] ; then
+
+  if [ ! -f "$APACHE_CONF_BACKUP_DIR/$httpdconfname" ]; then
     _debug "No config file to restore."
     return 0
   fi
-  
-  cat "$APACHE_CONF_BACKUP_DIR/$httpdconfname" > "$httpdconf"
+
+  cat "$APACHE_CONF_BACKUP_DIR/$httpdconfname" >"$httpdconf"
   _debug "Restored: $httpdconf."
-  if ! _exec $_APACHECTL -t ; then
+  if ! _exec $_APACHECTL -t; then
     _exec_err
     _err "Sorry, restore apache config error, please contact me."
-    return 1;
+    return 1
   fi
   _debug "Restored successfully."
   rm -f "$APACHE_CONF_BACKUP_DIR/$httpdconfname"
-  return 0  
+  return 0
 }
 
 _setApache() {
   _initpath
-  if ! _apachePath ; then
+  if ! _apachePath; then
     return 1
   fi
 
   #test the conf first
   _info "Checking if there is an error in the apache config file before starting."
-  
-  if ! _exec $_APACHECTL  -t >/dev/null ; then
+
+  if ! _exec $_APACHECTL -t >/dev/null; then
     _exec_err
     _err "The apache config file has error, please fix it first, then try again."
     _err "Don't worry, there is nothing changed to your system."
-    return 1;
+    return 1
   else
     _info "OK"
   fi
-  
+
   #backup the conf
   _debug "Backup apache config file" "$httpdconf"
-  if ! cp "$httpdconf" "$APACHE_CONF_BACKUP_DIR/" ; then
+  if ! cp "$httpdconf" "$APACHE_CONF_BACKUP_DIR/"; then
     _err "Can not backup apache config file, so abort. Don't worry, the apache config is not changed."
     _err "This might be a bug of $PROJECT_NAME , pleae report issue: $PROJECT"
     return 1
@@ -1919,22 +1900,22 @@ _setApache() {
   _info "JFYI, Config file $httpdconf is backuped to $APACHE_CONF_BACKUP_DIR/$httpdconfname"
   _info "In case there is an error that can not be restored automatically, you may try restore it yourself."
   _info "The backup file will be deleted on sucess, just forget it."
-  
+
   #add alias
-  
-  apacheVer="$($_APACHECTL -V | grep "Server version:" | cut -d : -f 2 | cut -d " " -f 2 | cut -d '/' -f 2 )"
+
+  apacheVer="$($_APACHECTL -V | grep "Server version:" | cut -d : -f 2 | cut -d " " -f 2 | cut -d '/' -f 2)"
   _debug "apacheVer" "$apacheVer"
   apacheMajer="$(echo "$apacheVer" | cut -d . -f 1)"
   apacheMinor="$(echo "$apacheVer" | cut -d . -f 2)"
 
-  if [ "$apacheVer" ] && [ "$apacheMajer$apacheMinor" -ge "24" ] ; then
+  if [ "$apacheVer" ] && [ "$apacheMajer$apacheMinor" -ge "24" ]; then
     echo "
 Alias /.well-known/acme-challenge  $ACME_DIR
 
 <Directory $ACME_DIR >
 Require all granted
 </Directory>
-  " >> "$httpdconf"
+  " >>"$httpdconf"
   else
     echo "
 Alias /.well-known/acme-challenge  $ACME_DIR
@@ -1943,30 +1924,30 @@ Alias /.well-known/acme-challenge  $ACME_DIR
 Order allow,deny
 Allow from all
 </Directory>
-  " >> "$httpdconf"
+  " >>"$httpdconf"
   fi
 
-  _msg="$($_APACHECTL  -t  2>&1 )"
-  if [ "$?" != "0" ] ; then
+  _msg="$($_APACHECTL -t 2>&1)"
+  if [ "$?" != "0" ]; then
     _err "Sorry, apache config error"
-    if _restoreApache ; then
+    if _restoreApache; then
       _err "The apache config file is restored."
     else
       _err "Sorry, The apache config file can not be restored, please report bug."
     fi
-    return 1;
+    return 1
   fi
-  
-  if [ ! -d "$ACME_DIR" ] ; then
+
+  if [ ! -d "$ACME_DIR" ]; then
     mkdir -p "$ACME_DIR"
     chmod 755 "$ACME_DIR"
   fi
-  
-  if ! _exec $_APACHECTL  graceful ; then
-    _exec_err 
+
+  if ! _exec $_APACHECTL graceful; then
+    _exec_err
     _err "$_APACHECTL  graceful error, please contact me."
     _restoreApache
-    return 1;
+    return 1
   fi
   usingApache="1"
   return 0
@@ -1977,7 +1958,7 @@ _clearup() {
   serverproc=""
   _restoreApache
   _clearupdns
-  if [ -z "$DEBUG" ] ; then
+  if [ -z "$DEBUG" ]; then
     rm -f "$TLS_CONF"
     rm -f "$TLS_CERT"
     rm -f "$TLS_KEY"
@@ -1987,154 +1968,152 @@ _clearup() {
 
 _clearupdns() {
   _debug "_clearupdns"
-  if [ "$dnsadded" != 1 ] || [ -z "$vlist" ] ; then
+  if [ "$dnsadded" != 1 ] || [ -z "$vlist" ]; then
     _debug "Dns not added, skip."
     return
   fi
 
-  ventries=$(echo "$vlist" |  tr ',' ' ' )
-  for ventry in $ventries
-  do
+  ventries=$(echo "$vlist" | tr ',' ' ')
+  for ventry in $ventries; do
     d=$(echo $ventry | cut -d $sep -f 1)
     keyauthorization=$(echo $ventry | cut -d $sep -f 2)
     vtype=$(echo $ventry | cut -d $sep -f 4)
     _currentRoot=$(echo $ventry | cut -d $sep -f 5)
 
-    if [ "$keyauthorization" = "$STATE_VERIFIED" ] ; then
+    if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
       _info "$d is already verified, skip $vtype."
       continue
     fi
 
-    if [ "$vtype" != "$VTYPE_DNS" ] ; then
+    if [ "$vtype" != "$VTYPE_DNS" ]; then
       _info "Skip $d for $vtype"
       continue
     fi
-    
+
     d_api="$(_findHook $d dnsapi $_currentRoot)"
     _debug d_api "$d_api"
-    
-    if [ -z "$d_api" ] ; then
+
+    if [ -z "$d_api" ]; then
       _info "Not Found domain api file: $d_api"
       continue
     fi
-    
+
     (
-      if ! . $d_api ; then
+      if ! . $d_api; then
         _err "Load file $d_api error. Please check your api file and try again."
         return 1
       fi
-      
+
       rmcommand="${_currentRoot}_rm"
-      if ! _exists $rmcommand ; then 
+      if ! _exists $rmcommand; then
         _err "It seems that your api file doesn't define $rmcommand"
         return 1
       fi
-      
+
       txtdomain="_acme-challenge.$d"
-      
-      if ! $rmcommand $txtdomain ; then
+
+      if ! $rmcommand $txtdomain; then
         _err "Error removing txt for domain:$txtdomain"
         return 1
       fi
     )
-        
+
   done
 }
 
 # webroot  removelevel tokenfile
 _clearupwebbroot() {
   __webroot="$1"
-  if [ -z "$__webroot" ] ; then
+  if [ -z "$__webroot" ]; then
     _debug "no webroot specified, skip"
     return 0
   fi
-  
+
   _rmpath=""
-  if [ "$2" = '1' ] ; then
+  if [ "$2" = '1' ]; then
     _rmpath="$__webroot/.well-known"
-  elif [ "$2" = '2' ] ; then
+  elif [ "$2" = '2' ]; then
     _rmpath="$__webroot/.well-known/acme-challenge"
-  elif [ "$2" = '3' ] ; then
+  elif [ "$2" = '3' ]; then
     _rmpath="$__webroot/.well-known/acme-challenge/$3"
   else
     _debug "Skip for removelevel:$2"
   fi
-  
-  if [ "$_rmpath" ] ; then
-    if [ "$DEBUG" ] ; then
+
+  if [ "$_rmpath" ]; then
+    if [ "$DEBUG" ]; then
       _debug "Debugging, skip removing: $_rmpath"
     else
       rm -rf "$_rmpath"
     fi
   fi
-  
+
   return 0
 
 }
 
 _on_before_issue() {
   _debug _on_before_issue
-  if _hasfield "$Le_Webroot" "$NO_VALUE" ; then
-    if ! _exists "nc" ; then
+  if _hasfield "$Le_Webroot" "$NO_VALUE"; then
+    if ! _exists "nc"; then
       _err "Please install netcat(nc) tools first."
       return 1
     fi
   fi
 
   _debug Le_LocalAddress "$Le_LocalAddress"
-  
-  alldomains=$(echo "$Le_Domain,$Le_Alt" |  tr ',' ' ' )
+
+  alldomains=$(echo "$Le_Domain,$Le_Alt" | tr ',' ' ')
   _index=1
   _currentRoot=""
   _addrIndex=1
-  for d in $alldomains   
-  do
+  for d in $alldomains; do
     _debug "Check for domain" $d
     _currentRoot="$(_getfield "$Le_Webroot" $_index)"
     _debug "_currentRoot" "$_currentRoot"
     _index=$(_math $_index + 1)
     _checkport=""
-    if [ "$_currentRoot" = "$NO_VALUE" ] ; then
+    if [ "$_currentRoot" = "$NO_VALUE" ]; then
       _info "Standalone mode."
-      if [ -z "$Le_HTTPPort" ] ; then
+      if [ -z "$Le_HTTPPort" ]; then
         Le_HTTPPort=80
       else
-        _savedomainconf "Le_HTTPPort"  "$Le_HTTPPort"
+        _savedomainconf "Le_HTTPPort" "$Le_HTTPPort"
       fi
       _checkport="$Le_HTTPPort"
-    elif [ "$_currentRoot" = "$W_TLS" ] ; then
+    elif [ "$_currentRoot" = "$W_TLS" ]; then
       _info "Standalone tls mode."
-      if [ -z "$Le_TLSPort" ] ; then
+      if [ -z "$Le_TLSPort" ]; then
         Le_TLSPort=443
       else
-        _savedomainconf "Le_TLSPort"  "$Le_TLSPort"
+        _savedomainconf "Le_TLSPort" "$Le_TLSPort"
       fi
       _checkport="$Le_TLSPort"
     fi
-    
-    if [ "$_checkport" ] ; then
+
+    if [ "$_checkport" ]; then
       _debug _checkport "$_checkport"
       _checkaddr="$(_getfield "$Le_LocalAddress" $_addrIndex)"
       _debug _checkaddr "$_checkaddr"
-      
+
       _addrIndex="$(_math $_addrIndex + 1)"
-      
+
       _netprc="$(_ss "$_checkport" | grep "$_checkport")"
       netprc="$(echo "$_netprc" | grep "$_checkaddr")"
-      if [ -z "$netprc" ] ; then
+      if [ -z "$netprc" ]; then
         netprc="$(echo "$_netprc" | grep "$LOCAL_ANY_ADDRESS")"
       fi
-      if [ "$netprc" ] ; then
+      if [ "$netprc" ]; then
         _err "$netprc"
-        _err "tcp port $_checkport is already used by $(echo "$netprc" | cut -d :  -f 4)"
+        _err "tcp port $_checkport is already used by $(echo "$netprc" | cut -d : -f 4)"
         _err "Please stop it first"
         return 1
       fi
     fi
   done
 
-  if _hasfield "$Le_Webroot" "apache" ; then
-    if ! _setApache ; then
+  if _hasfield "$Le_Webroot" "apache"; then
+    if ! _setApache; then
       _err "set up apache error. Report error to me."
       return 1
     fi
@@ -2143,11 +2122,11 @@ _on_before_issue() {
   fi
 
   #run pre hook
-  if [ "$Le_PreHook" ] ; then
+  if [ "$Le_PreHook" ]; then
     _info "Run pre hook:'$Le_PreHook'"
     if ! (
       cd "$DOMAIN_PATH" && eval "$Le_PreHook"
-    ) ; then
+    ); then
       _err "Error when run pre hook."
       return 1
     fi
@@ -2156,23 +2135,23 @@ _on_before_issue() {
 
 _on_issue_err() {
   _debug _on_issue_err
-  if [ "$LOG_FILE" ] ; then
+  if [ "$LOG_FILE" ]; then
     _err "Please check log file for more details: $LOG_FILE"
   else
     _err "Please use add '--debug' or '--log' to check more details."
     _err "See: $_DEBUG_WIKI"
   fi
-  
-  if [ "$DEBUG" ] && [ "$DEBUG" -gt "0" ] ; then
+
+  if [ "$DEBUG" ] && [ "$DEBUG" -gt "0" ]; then
     _debug "$(_dlg_versions)"
   fi
-  
+
   #run the post hook
-  if [ "$Le_PostHook" ] ; then
+  if [ "$Le_PostHook" ]; then
     _info "Run post hook:'$Le_PostHook'"
     if ! (
       cd "$DOMAIN_PATH" && eval "$Le_PostHook"
-    ) ; then
+    ); then
       _err "Error when run post hook."
       return 1
     fi
@@ -2182,27 +2161,27 @@ _on_issue_err() {
 _on_issue_success() {
   _debug _on_issue_success
   #run the post hook
-  if [ "$Le_PostHook" ] ; then
+  if [ "$Le_PostHook" ]; then
     _info "Run post hook:'$Le_PostHook'"
     if ! (
       cd "$DOMAIN_PATH" && eval "$Le_PostHook"
-    ) ; then
+    ); then
       _err "Error when run post hook."
       return 1
     fi
   fi
-  
+
   #run renew hook
-  if [ "$IS_RENEW" ] && [ "$Le_RenewHook" ] ; then
+  if [ "$IS_RENEW" ] && [ "$Le_RenewHook" ]; then
     _info "Run renew hook:'$Le_RenewHook'"
     if ! (
       cd "$DOMAIN_PATH" && eval "$Le_RenewHook"
-    ) ; then
+    ); then
       _err "Error when run renew hook."
       return 1
     fi
-  fi  
-  
+  fi
+
 }
 
 updateaccount() {
@@ -2220,70 +2199,67 @@ __calcAccountKeyHash() {
   [ -f "$ACCOUNT_KEY_PATH" ] && cat "$ACCOUNT_KEY_PATH" | _digest sha256
 }
 
-
 #keylength
 _regAccount() {
   _initpath
   _reg_length="$1"
-  
-  
+
   if [ ! -f "$ACCOUNT_KEY_PATH" ] && [ -f "$_OLD_ACCOUNT_KEY" ]; then
     _info "mv $_OLD_ACCOUNT_KEY to $ACCOUNT_KEY_PATH"
     mv "$_OLD_ACCOUNT_KEY" "$ACCOUNT_KEY_PATH"
   fi
-  
+
   if [ ! -f "$ACCOUNT_JSON_PATH" ] && [ -f "$_OLD_ACCOUNT_JSON" ]; then
     _info "mv $_OLD_ACCOUNT_JSON to $ACCOUNT_JSON_PATH"
     mv "$_OLD_ACCOUNT_JSON" "$ACCOUNT_JSON_PATH"
   fi
-  
-  if [ ! -f "$ACCOUNT_KEY_PATH" ] ; then
-    if ! _create_account_key "$_reg_length" ; then
+
+  if [ ! -f "$ACCOUNT_KEY_PATH" ]; then
+    if ! _create_account_key "$_reg_length"; then
       _err "Create account key error."
       return 1
     fi
   fi
-  
-  if ! _calcjwk "$ACCOUNT_KEY_PATH" ; then
+
+  if ! _calcjwk "$ACCOUNT_KEY_PATH"; then
     return 1
   fi
 
   _updateTos=""
   _reg_res="new-reg"
-  while true ;
-  do
+  while true; do
     _debug AGREEMENT "$AGREEMENT"
-    
+
     regjson='{"resource": "'$_reg_res'", "agreement": "'$AGREEMENT'"}'
 
-    if [ "$ACCOUNT_EMAIL" ] ; then
+    if [ "$ACCOUNT_EMAIL" ]; then
       regjson='{"resource": "'$_reg_res'", "contact": ["mailto: '$ACCOUNT_EMAIL'"], "agreement": "'$AGREEMENT'"}'
     fi
 
-    if [ -z "$_updateTos" ] ; then
+    if [ -z "$_updateTos" ]; then
       _info "Registering account"
 
-      if ! _send_signed_request   "$API/acme/new-reg"  "$regjson" ; then
+      if ! _send_signed_request "$API/acme/new-reg" "$regjson"; then
         _err "Register account Error: $response"
         return 1
       fi
 
-      if [ "$code" = "" ] || [ "$code" = '201' ] ; then
-        echo "$response" > $ACCOUNT_JSON_PATH
+      if [ "$code" = "" ] || [ "$code" = '201' ]; then
+        echo "$response" >$ACCOUNT_JSON_PATH
         _info "Registered"
-      elif [ "$code" = '409' ] ; then
+      elif [ "$code" = '409' ]; then
         _info "Already registered"
       else
         _err "Register account Error: $response"
         return 1
       fi
 
-      _accUri="$(echo "$responseHeaders" | grep "^Location:" | _head_n 1 | cut -d ' ' -f 2| tr -d "\r\n")"
+      _accUri="$(echo "$responseHeaders" | grep "^Location:" | _head_n 1 | cut -d ' ' -f 2 | tr -d "\r\n")"
       _debug "_accUri" "$_accUri"
 
       _tos="$(echo "$responseHeaders" | grep "^Link:.*rel=\"terms-of-service\"" | _head_n 1 | _egrep_o "<.*>" | tr -d '<>')"
       _debug "_tos" "$_tos"
-      if [ -z "$_tos" ] ; then
+      if [ -z "$_tos" ]; then
         _debug "Use default tos: $DEFAULT_AGREEMENT"
         _tos="$DEFAULT_AGREEMENT"
       fi
@@ -2293,16 +2269,16 @@ _regAccount() {
         _reg_res="reg"
         continue
       fi
-      
+
     else
       _debug "Update tos: $_tos"
-      if ! _send_signed_request   "$_accUri"  "$regjson" ; then
+      if ! _send_signed_request "$_accUri" "$regjson"; then
         _err "Update tos error."
         return 1
       fi
-      if [ "$code" = '202' ] ; then
+      if [ "$code" = '202' ]; then
         _info "Update success."
-        
+
         CA_KEY_HASH="$(__calcAccountKeyHash)"
         _debug "Calc CA_KEY_HASH" "$CA_KEY_HASH"
         _savecaconf CA_KEY_HASH "$CA_KEY_HASH"
@@ -2316,28 +2292,27 @@ _regAccount() {
 
 }
 
-
 # domain folder  file
 _findHook() {
   _hookdomain="$1"
   _hookcat="$2"
   _hookname="$3"
-  
-  if [ -f "$_SCRIPT_HOME/$_hookdomain/$_hookname" ] ; then
+
+  if [ -f "$_SCRIPT_HOME/$_hookdomain/$_hookname" ]; then
     d_api="$_SCRIPT_HOME/$_hookdomain/$_hookname"
-  elif [ -f "$_SCRIPT_HOME/$_hookdomain/$_hookname.sh" ] ; then
+  elif [ -f "$_SCRIPT_HOME/$_hookdomain/$_hookname.sh" ]; then
     d_api="$_SCRIPT_HOME/$_hookdomain/$_hookname.sh"
-  elif [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname" ] ; then
+  elif [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname" ]; then
     d_api="$LE_WORKING_DIR/$_hookdomain/$_hookname"
-  elif [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname.sh" ] ; then
+  elif [ -f "$LE_WORKING_DIR/$_hookdomain/$_hookname.sh" ]; then
     d_api="$LE_WORKING_DIR/$_hookdomain/$_hookname.sh"
-  elif [ -f "$LE_WORKING_DIR/$_hookname" ] ; then
+  elif [ -f "$LE_WORKING_DIR/$_hookname" ]; then
     d_api="$LE_WORKING_DIR/$_hookname"
-  elif [ -f "$LE_WORKING_DIR/$_hookname.sh" ] ; then
+  elif [ -f "$LE_WORKING_DIR/$_hookname.sh" ]; then
     d_api="$LE_WORKING_DIR/$_hookname.sh"
-  elif [ -f "$LE_WORKING_DIR/$_hookcat/$_hookname" ] ; then
+  elif [ -f "$LE_WORKING_DIR/$_hookcat/$_hookname" ]; then
     d_api="$LE_WORKING_DIR/$_hookcat/$_hookname"
-  elif [ -f "$LE_WORKING_DIR/$_hookcat/$_hookname.sh" ] ; then
+  elif [ -f "$LE_WORKING_DIR/$_hookcat/$_hookname.sh" ]; then
     d_api="$LE_WORKING_DIR/$_hookcat/$_hookname.sh"
   fi
 
@@ -2348,29 +2323,29 @@ _findHook() {
 __get_domain_new_authz() {
   _gdnd="$1"
   _info "Getting new-authz for domain" "$_gdnd"
-  
+
   _Max_new_authz_retry_times=5
   _authz_i=0
-  while [ "$_authz_i" -lt "$_Max_new_authz_retry_times" ] ; do
+  while [ "$_authz_i" -lt "$_Max_new_authz_retry_times" ]; do
     _info "Try new-authz for the $_authz_i time."
-    if ! _send_signed_request "$API/acme/new-authz" "{\"resource\": \"new-authz\", \"identifier\": {\"type\": \"dns\", \"value\": \"$(_idn "$_gdnd")\"}}" ; then
+    if ! _send_signed_request "$API/acme/new-authz" "{\"resource\": \"new-authz\", \"identifier\": {\"type\": \"dns\", \"value\": \"$(_idn "$_gdnd")\"}}"; then
       _err "Can not get domain new authz."
       return 1
     fi
-    if ! _contains "$response" "An error occurred while processing your request" ; then
+    if ! _contains "$response" "An error occurred while processing your request"; then
       _info "The new-authz request is ok."
       break
     fi
     _authz_i="$(_math "$_authz_i" + 1)"
     _info "The server is busy, Sleep $_authz_i to retry."
     _sleep "$_authz_i"
-  done;
+  done
 
-  if [ "$_authz_i" = "$_Max_new_authz_retry_times" ] ; then
+  if [ "$_authz_i" = "$_Max_new_authz_retry_times" ]; then
     _debug "new-authz retry reach the max $_Max_new_authz_retry_times times."
   fi
-  
-  if [ ! -z "$code" ] && [ ! "$code" = '201' ] ; then
+
+  if [ ! -z "$code" ] && [ ! "$code" = '201' ]; then
     _err "new-authz error: $response"
     return 1
   fi
@@ -2379,7 +2354,7 @@ __get_domain_new_authz() {
 
 #webroot, domain domainlist  keylength 
 issue() {
-  if [ -z "$2" ] ; then
+  if [ -z "$2" ]; then
     _usage "Usage: $PROJECT_ENTRY --issue  -d  a.com  -w /path/to/webroot/a.com/ "
     return 1
   fi
@@ -2396,36 +2371,36 @@ issue() {
   Le_PostHook="${11}"
   Le_RenewHook="${12}"
   Le_LocalAddress="${13}"
-  
+
   #remove these later.
-  if [ "$Le_Webroot" = "dns-cf" ] ; then
+  if [ "$Le_Webroot" = "dns-cf" ]; then
     Le_Webroot="dns_cf"
   fi
-  if [ "$Le_Webroot" = "dns-dp" ] ; then
+  if [ "$Le_Webroot" = "dns-dp" ]; then
     Le_Webroot="dns_dp"
   fi
-  if [ "$Le_Webroot" = "dns-cx" ] ; then
+  if [ "$Le_Webroot" = "dns-cx" ]; then
     Le_Webroot="dns_cx"
   fi
   _debug "Using api: $API"
-  
-  if [ ! "$IS_RENEW" ] ; then
+
+  if [ ! "$IS_RENEW" ]; then
     _initpath $Le_Domain "$Le_Keylength"
     mkdir -p "$DOMAIN_PATH"
   fi
 
-  if [ -f "$DOMAIN_CONF" ] ; then
+  if [ -f "$DOMAIN_CONF" ]; then
     Le_NextRenewTime=$(_readdomainconf Le_NextRenewTime)
     _debug Le_NextRenewTime "$Le_NextRenewTime"
-    if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ $(_time) -lt $Le_NextRenewTime ] ; then 
+    if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ $(_time) -lt $Le_NextRenewTime ]; then
       _saved_domain=$(_readdomainconf Le_Domain)
       _debug _saved_domain "$_saved_domain"
       _saved_alt=$(_readdomainconf Le_Alt)
       _debug _saved_alt "$_saved_alt"
-      if [ "$_saved_domain,$_saved_alt" = "$Le_Domain,$Le_Alt" ] ; then
+      if [ "$_saved_domain,$_saved_alt" = "$Le_Domain,$Le_Alt" ]; then
         _info "Domains not changed."
         _info "Skip, Next renewal time is: $(__green "$(_readdomainconf Le_NextRenewTimeStr)")"
-        _info "Add '$(__red '--force')' to force to renew."    
+        _info "Add '$(__red '--force')' to force to renew."
         return $RENEW_SKIP
       else
         _info "Domains have changed."
@@ -2433,40 +2408,40 @@ issue() {
     fi
   fi
 
-  _savedomainconf "Le_Domain"       "$Le_Domain"
-  _savedomainconf "Le_Alt"          "$Le_Alt"
-  _savedomainconf "Le_Webroot"      "$Le_Webroot"
-  
-  _savedomainconf "Le_PreHook"      "$Le_PreHook"
-  _savedomainconf "Le_PostHook"     "$Le_PostHook"
-  _savedomainconf "Le_RenewHook"     "$Le_RenewHook"
-  
-  if [ "$Le_LocalAddress" ] ; then
-    _savedomainconf "Le_LocalAddress"     "$Le_LocalAddress"
+  _savedomainconf "Le_Domain" "$Le_Domain"
+  _savedomainconf "Le_Alt" "$Le_Alt"
+  _savedomainconf "Le_Webroot" "$Le_Webroot"
+
+  _savedomainconf "Le_PreHook" "$Le_PreHook"
+  _savedomainconf "Le_PostHook" "$Le_PostHook"
+  _savedomainconf "Le_RenewHook" "$Le_RenewHook"
+
+  if [ "$Le_LocalAddress" ]; then
+    _savedomainconf "Le_LocalAddress" "$Le_LocalAddress"
   else
     _cleardomainconf "Le_LocalAddress"
   fi
 
   Le_API="$API"
   _savedomainconf "Le_API" "$Le_API"
-  
-  if [ "$Le_Alt" = "$NO_VALUE" ] ; then
+
+  if [ "$Le_Alt" = "$NO_VALUE" ]; then
     Le_Alt=""
   fi
-  
-  if [ "$Le_Keylength" = "$NO_VALUE" ] ; then
+
+  if [ "$Le_Keylength" = "$NO_VALUE" ]; then
     Le_Keylength=""
   fi
-  
-  if ! _on_before_issue ; then
+
+  if ! _on_before_issue; then
     _err "_on_before_issue."
     return 1
   fi
 
   _saved_account_key_hash="$(_readcaconf "CA_KEY_HASH")"
   _debug2 _saved_account_key_hash "$_saved_account_key_hash"
-  
-  if [ -z "$_saved_account_key_hash" ] || [ "$_saved_account_key_hash" != "$(__calcAccountKeyHash)" ] ; then
+
+  if [ -z "$_saved_account_key_hash" ] || [ "$_saved_account_key_hash" != "$(__calcAccountKeyHash)" ]; then
     if ! _regAccount "$_accountkeylength"; then
       _on_issue_err
       return 1
@@ -2475,13 +2450,13 @@ issue() {
     _debug "_saved_account_key_hash is not changed, skip register account."
   fi
 
-  if [ -f "$CSR_PATH" ] && [ ! -f "$CERT_KEY_PATH" ] ; then
+  if [ -f "$CSR_PATH" ] && [ ! -f "$CERT_KEY_PATH" ]; then
     _info "Signing from existing CSR."
   else
     _key=$(_readdomainconf Le_Keylength)
     _debug "Read key length:$_key"
-    if [ ! -f "$CERT_KEY_PATH" ] || [ "$Le_Keylength" != "$_key" ] ; then
-      if ! createDomainKey $Le_Domain $Le_Keylength ; then 
+    if [ ! -f "$CERT_KEY_PATH" ] || [ "$Le_Keylength" != "$_key" ]; then
+      if ! createDomainKey $Le_Domain $Le_Keylength; then
         _err "Create domain key error."
         _clearup
         _on_issue_err
@@ -2489,7 +2464,7 @@ issue() {
       fi
     fi
 
-    if ! _createcsr "$Le_Domain" "$Le_Alt" "$CERT_KEY_PATH" "$CSR_PATH" "$DOMAIN_SSL_CONF"   ; then
+    if ! _createcsr "$Le_Domain" "$Le_Alt" "$CERT_KEY_PATH" "$CSR_PATH" "$DOMAIN_SSL_CONF"; then
       _err "Create CSR error."
       _clearup
       _on_issue_err
@@ -2497,50 +2472,49 @@ issue() {
     fi
   fi
 
-  _savedomainconf "Le_Keylength"    "$Le_Keylength"
-  
+  _savedomainconf "Le_Keylength" "$Le_Keylength"
+
   vlist="$Le_Vlist"
 
   _info "Getting domain auth token for each domain"
   sep='#'
-  if [ -z "$vlist" ] ; then
-    alldomains=$(echo "$Le_Domain,$Le_Alt" |  tr ',' ' ' )
+  if [ -z "$vlist" ]; then
+    alldomains=$(echo "$Le_Domain,$Le_Alt" | tr ',' ' ')
     _index=1
     _currentRoot=""
-    for d in $alldomains   
-    do
+    for d in $alldomains; do
       _info "Getting webroot for domain" $d
       _w="$(echo $Le_Webroot | cut -d , -f $_index)"
       _info _w "$_w"
-      if [ "$_w" ] ; then
+      if [ "$_w" ]; then
         _currentRoot="$_w"
       fi
       _debug "_currentRoot" "$_currentRoot"
       _index=$(_math $_index + 1)
-      
+
       vtype="$VTYPE_HTTP"
-      if _startswith "$_currentRoot" "dns" ; then
+      if _startswith "$_currentRoot" "dns"; then
         vtype="$VTYPE_DNS"
       fi
-      
-      if [ "$_currentRoot" = "$W_TLS" ] ; then
+
+      if [ "$_currentRoot" = "$W_TLS" ]; then
         vtype="$VTYPE_TLS"
       fi
-      
-      if ! __get_domain_new_authz "$d" ; then
+
+      if ! __get_domain_new_authz "$d"; then
         _clearup
         _on_issue_err
         return 1
       fi
-      
-      if [ -z "$thumbprint" ] ; then
-        accountkey_json=$(printf "%s" "$jwk" |  tr -d ' ' )
+
+      if [ -z "$thumbprint" ]; then
+        accountkey_json=$(printf "%s" "$jwk" | tr -d ' ')
         thumbprint=$(printf "%s" "$accountkey_json" | _digest "sha256" | _urlencode)
       fi
-      
-      entry="$(printf "%s\n" "$response" | _egrep_o  '[^\{]*"type":"'$vtype'"[^\}]*')"
+
+      entry="$(printf "%s\n" "$response" | _egrep_o '[^\{]*"type":"'$vtype'"[^\}]*')"
       _debug entry "$entry"
-      if [ -z "$entry" ] ; then
+      if [ -z "$entry" ]; then
         _err "Error, can not get domain token $d"
         _clearup
         _on_issue_err
@@ -2548,44 +2522,41 @@ issue() {
       fi
       token="$(printf "%s\n" "$entry" | _egrep_o '"token":"[^"]*' | cut -d : -f 2 | tr -d '"')"
       _debug token $token
-      
-      uri="$(printf "%s\n" "$entry" | _egrep_o '"uri":"[^"]*'| cut -d : -f 2,3 | tr -d '"' )"
+
+      uri="$(printf "%s\n" "$entry" | _egrep_o '"uri":"[^"]*' | cut -d : -f 2,3 | tr -d '"')"
       _debug uri $uri
 
       keyauthorization="$token.$thumbprint"
       _debug keyauthorization "$keyauthorization"
 
-
-      if printf "$response" | grep '"status":"valid"' >/dev/null 2>&1 ; then
+      if printf "$response" | grep '"status":"valid"' >/dev/null 2>&1; then
         _info "$d is already verified, skip."
         keyauthorization=$STATE_VERIFIED
         _debug keyauthorization "$keyauthorization"
       fi
 
-
       dvlist="$d$sep$keyauthorization$sep$uri$sep$vtype$sep$_currentRoot"
       _debug dvlist "$dvlist"
-      
+
       vlist="$vlist$dvlist,"
 
     done
 
     #add entry
     dnsadded=""
-    ventries=$(echo "$vlist" |  tr ',' ' ' )
-    for ventry in $ventries
-    do
+    ventries=$(echo "$vlist" | tr ',' ' ')
+    for ventry in $ventries; do
       d=$(echo $ventry | cut -d $sep -f 1)
       keyauthorization=$(echo $ventry | cut -d $sep -f 2)
       vtype=$(echo $ventry | cut -d $sep -f 4)
       _currentRoot=$(echo $ventry | cut -d $sep -f 5)
 
-      if [ "$keyauthorization" = "$STATE_VERIFIED" ] ; then
+      if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
         _info "$d is already verified, skip $vtype."
         continue
       fi
 
-      if [ "$vtype" = "$VTYPE_DNS" ] ; then
+      if [ "$vtype" = "$VTYPE_DNS" ]; then
         dnsadded='0'
         txtdomain="_acme-challenge.$d"
         _debug txtdomain "$txtdomain"
@@ -2595,8 +2566,8 @@ issue() {
         d_api="$(_findHook $d dnsapi $_currentRoot)"
 
         _debug d_api "$d_api"
-        
-        if [ "$d_api" ] ; then
+
+        if [ "$d_api" ]; then
           _info "Found domain api file: $d_api"
         else
           _err "Add the following TXT record:"
@@ -2606,26 +2577,26 @@ issue() {
           _err "so the resulting subdomain will be: $txtdomain"
           continue
         fi
-        
+
         (
-          if ! . $d_api ; then
+          if ! . $d_api; then
             _err "Load file $d_api error. Please check your api file and try again."
             return 1
           fi
-          
+
           addcommand="${_currentRoot}_add"
-          if ! _exists $addcommand ; then 
+          if ! _exists $addcommand; then
             _err "It seems that your api file is not correct, it must have a function named: $addcommand"
             return 1
           fi
-          
-          if ! $addcommand $txtdomain $txt ; then
+
+          if ! $addcommand $txtdomain $txt; then
             _err "Error add txt for domain:$txtdomain"
             return 1
           fi
         )
-        
-        if [ "$?" != "0" ] ; then
+
+        if [ "$?" != "0" ]; then
           _clearup
           _on_issue_err
           return 1
@@ -2634,41 +2605,40 @@ issue() {
       fi
     done
 
-    if [ "$dnsadded" = '0' ] ; then
-      _savedomainconf "Le_Vlist"   "$vlist"
+    if [ "$dnsadded" = '0' ]; then
+      _savedomainconf "Le_Vlist" "$vlist"
       _debug "Dns record not added yet, so, save to $DOMAIN_CONF and exit."
       _err "Please add the TXT records to the domains, and retry again."
       _clearup
       _on_issue_err
       return 1
     fi
-    
+
   fi
-  
-  if [ "$dnsadded" = '1' ] ; then
-    if [ -z "$Le_DNSSleep" ] ; then
+
+  if [ "$dnsadded" = '1' ]; then
+    if [ -z "$Le_DNSSleep" ]; then
       Le_DNSSleep=$DEFAULT_DNS_SLEEP
     else
-      _savedomainconf "Le_DNSSleep"  "$Le_DNSSleep"
+      _savedomainconf "Le_DNSSleep" "$Le_DNSSleep"
     fi
 
     _info "Sleep $(__green $Le_DNSSleep) seconds for the txt records to take effect"
     _sleep $Le_DNSSleep
   fi
-  
+
   _debug "ok, let's start to verify"
 
   _ncIndex=1
-  ventries=$(echo "$vlist" |  tr ',' ' ' )
-  for ventry in $ventries
-  do
+  ventries=$(echo "$vlist" | tr ',' ' ')
+  for ventry in $ventries; do
     d=$(echo $ventry | cut -d $sep -f 1)
     keyauthorization=$(echo $ventry | cut -d $sep -f 2)
     uri=$(echo $ventry | cut -d $sep -f 3)
     vtype=$(echo $ventry | cut -d $sep -f 4)
     _currentRoot=$(echo $ventry | cut -d $sep -f 5)
 
-    if [ "$keyauthorization" = "$STATE_VERIFIED" ] ; then
+    if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
       _info "$d is already verified, skip $vtype."
       continue
     fi
@@ -2682,14 +2652,13 @@ issue() {
 
     _debug "_currentRoot" "$_currentRoot"
 
-      
-    if [ "$vtype" = "$VTYPE_HTTP" ] ; then
-      if [ "$_currentRoot" = "$NO_VALUE" ] ; then
+    if [ "$vtype" = "$VTYPE_HTTP" ]; then
+      if [ "$_currentRoot" = "$NO_VALUE" ]; then
         _info "Standalone mode server"
-        _ncaddr="$(_getfield "$Le_LocalAddress" "$_ncIndex" )"
+        _ncaddr="$(_getfield "$Le_LocalAddress" "$_ncIndex")"
         _ncIndex="$(_math $_ncIndex + 1)"
         _startserver "$keyauthorization" "$_ncaddr" &
-        if [ "$?" != "0" ] ; then
+        if [ "$?" != "0" ]; then
           _clearup
           _on_issue_err
           return 1
@@ -2699,13 +2668,13 @@ issue() {
         _debug serverproc $serverproc
 
       else
-        if [ "$_currentRoot" = "apache" ] ; then
+        if [ "$_currentRoot" = "apache" ]; then
           wellknown_path="$ACME_DIR"
         else
           wellknown_path="$_currentRoot/.well-known/acme-challenge"
-          if [ ! -d "$_currentRoot/.well-known" ] ; then 
+          if [ ! -d "$_currentRoot/.well-known" ]; then
             removelevel='1'
-          elif [ ! -d "$_currentRoot/.well-known/acme-challenge" ] ; then 
+          elif [ ! -d "$_currentRoot/.well-known/acme-challenge" ]; then
             removelevel='2'
           else
             removelevel='3'
@@ -2718,7 +2687,7 @@ issue() {
 
         mkdir -p "$wellknown_path"
 
-        if ! printf "%s" "$keyauthorization" > "$wellknown_path/$token" ; then
+        if ! printf "%s" "$keyauthorization" >"$wellknown_path/$token"; then
           _err "$d:Can not write token to file : $wellknown_path/$token"
           _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
           _clearup
@@ -2726,18 +2695,18 @@ issue() {
           return 1
         fi
 
-        if [ ! "$usingApache" ] ; then
-          if webroot_owner=$(_stat $_currentRoot) ; then
+        if [ ! "$usingApache" ]; then
+          if webroot_owner=$(_stat $_currentRoot); then
             _debug "Changing owner/group of .well-known to $webroot_owner"
             chown -R $webroot_owner "$_currentRoot/.well-known"
           else
-            _debug "not chaning owner/group of webroot";
+            _debug "not chaning owner/group of webroot"
           fi
         fi
-        
+
       fi
-      
-    elif [ "$vtype" = "$VTYPE_TLS" ] ; then
+
+    elif [ "$vtype" = "$VTYPE_TLS" ]; then
       #create A
       #_hash_A="$(printf "%s" $token | _digest "sha256" "hex" )"
       #_debug2 _hash_A "$_hash_A"
@@ -2747,21 +2716,21 @@ issue() {
       #_debug2 _y "$_y"
       #_SAN_A="$_x.$_y.token.acme.invalid"
       #_debug2 _SAN_A "$_SAN_A"
-      
+
       #create B
-      _hash_B="$(printf "%s" $keyauthorization | _digest "sha256" "hex" )"
+      _hash_B="$(printf "%s" $keyauthorization | _digest "sha256" "hex")"
       _debug2 _hash_B "$_hash_B"
       _x="$(echo $_hash_B | cut -c 1-32)"
       _debug2 _x "$_x"
       _y="$(echo $_hash_B | cut -c 33-64)"
       _debug2 _y "$_y"
-      
+
       #_SAN_B="$_x.$_y.ka.acme.invalid"
-      
+
       _SAN_B="$_x.$_y.acme.invalid"
       _debug2 _SAN_B "$_SAN_B"
-      
-      _ncaddr="$(_getfield "$Le_LocalAddress" "$_ncIndex" )"
+
+      _ncaddr="$(_getfield "$Le_LocalAddress" "$_ncIndex")"
       _ncIndex="$(_math $_ncIndex + 1)"
       if ! _starttlsserver "$_SAN_B" "$_SAN_A" "$Le_TLSPort" "$keyauthorization" "$_ncaddr"; then
         _err "Start tls server error."
@@ -2771,43 +2740,43 @@ issue() {
         return 1
       fi
     fi
-    
-    if ! _send_signed_request $uri "{\"resource\": \"challenge\", \"keyAuthorization\": \"$keyauthorization\"}" ; then
+
+    if ! _send_signed_request $uri "{\"resource\": \"challenge\", \"keyAuthorization\": \"$keyauthorization\"}"; then
       _err "$d:Can not get challenge: $response"
       _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
       _clearup
       _on_issue_err
       return 1
     fi
-    
-    if [ ! -z "$code" ] && [ ! "$code" = '202' ] ; then
+
+    if [ ! -z "$code" ] && [ ! "$code" = '202' ]; then
       _err "$d:Challenge error: $response"
       _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
       _clearup
       _on_issue_err
       return 1
     fi
-    
+
     waittimes=0
-    if [ -z "$MAX_RETRY_TIMES" ] ; then
+    if [ -z "$MAX_RETRY_TIMES" ]; then
       MAX_RETRY_TIMES=30
     fi
-    
-    while true ; do
+
+    while true; do
       waittimes=$(_math $waittimes + 1)
-      if [ "$waittimes" -ge "$MAX_RETRY_TIMES" ] ; then
+      if [ "$waittimes" -ge "$MAX_RETRY_TIMES" ]; then
         _err "$d:Timeout"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
         _clearup
         _on_issue_err
         return 1
       fi
-      
+
       _debug "sleep 2 secs to verify"
       sleep 2
       _debug "checking"
       response="$(_get $uri)"
-      if [ "$?" != "0" ] ; then
+      if [ "$?" != "0" ]; then
         _err "$d:Verify error:$response"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
         _clearup
@@ -2815,171 +2784,168 @@ issue() {
         return 1
       fi
       _debug2 original "$response"
-      
-      response="$(echo "$response" | _normalizeJson )"
+
+      response="$(echo "$response" | _normalizeJson)"
       _debug2 response "$response"
-      
-      status=$(echo "$response" | _egrep_o  '"status":"[^"]*' | cut -d : -f 2 | tr -d '"')
-      if [ "$status" = "valid" ] ; then
+
+      status=$(echo "$response" | _egrep_o '"status":"[^"]*' | cut -d : -f 2 | tr -d '"')
+      if [ "$status" = "valid" ]; then
         _info "Success"
         _stopserver $serverproc
         serverproc=""
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
-        break;
+        break
       fi
-      
-      if [ "$status" = "invalid" ] ; then
-         error="$(echo "$response" | tr -d "\r\n" | _egrep_o '"error":\{[^\}]*')"
-         _debug2 error "$error"
-         errordetail="$(echo "$error" |  _egrep_o '"detail": *"[^"]*' | cut -d '"' -f 4)"
-         _debug2 errordetail "$errordetail"
-         if [ "$errordetail" ] ; then
-           _err "$d:Verify error:$errordetail"
-         else
-           _err "$d:Verify error:$error"
-         fi
-         if [ "$DEBUG" ] ; then
-           if [ "$vtype" = "$VTYPE_HTTP" ] ; then
-             _debug "Debug: get token url."
-             _get "http://$d/.well-known/acme-challenge/$token" "" 1
-           fi
-         fi
+
+      if [ "$status" = "invalid" ]; then
+        error="$(echo "$response" | tr -d "\r\n" | _egrep_o '"error":\{[^\}]*')"
+        _debug2 error "$error"
+        errordetail="$(echo "$error" | _egrep_o '"detail": *"[^"]*' | cut -d '"' -f 4)"
+        _debug2 errordetail "$errordetail"
+        if [ "$errordetail" ]; then
+          _err "$d:Verify error:$errordetail"
+        else
+          _err "$d:Verify error:$error"
+        fi
+        if [ "$DEBUG" ]; then
+          if [ "$vtype" = "$VTYPE_HTTP" ]; then
+            _debug "Debug: get token url."
+            _get "http://$d/.well-known/acme-challenge/$token" "" 1
+          fi
+        fi
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
         _clearup
         _on_issue_err
-        return 1;
+        return 1
       fi
-      
-      if [ "$status" = "pending" ] ; then
+
+      if [ "$status" = "pending" ]; then
         _info "Pending"
       else
-        _err "$d:Verify error:$response" 
+        _err "$d:Verify error:$response"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
         _clearup
         _on_issue_err
         return 1
       fi
-      
+
     done
-    
+
   done
 
   _clearup
   _info "Verify finished, start to sign."
   der="$(_getfile "${CSR_PATH}" "${BEGIN_CSR}" "${END_CSR}" | tr -d "\r\n" | _urlencode)"
-  
-  if ! _send_signed_request "$API/acme/new-cert" "{\"resource\": \"new-cert\", \"csr\": \"$der\"}" "needbase64" ; then
+
+  if ! _send_signed_request "$API/acme/new-cert" "{\"resource\": \"new-cert\", \"csr\": \"$der\"}" "needbase64"; then
     _err "Sign failed."
     _on_issue_err
     return 1
   fi
-  
+
   _rcert="$response"
   Le_LinkCert="$(grep -i '^Location.*$' $HTTP_HEADER | _head_n 1 | tr -d "\r\n" | cut -d " " -f 2)"
-  _savedomainconf "Le_LinkCert"  "$Le_LinkCert"
+  _savedomainconf "Le_LinkCert" "$Le_LinkCert"
+
+  if [ "$Le_LinkCert" ]; then
+    echo "$BEGIN_CERT" >"$CERT_PATH"
 
-  if [ "$Le_LinkCert" ] ; then
-    echo "$BEGIN_CERT" > "$CERT_PATH"
-    
     #if ! _get "$Le_LinkCert" | _base64 "multiline"  >> "$CERT_PATH" ; then
     #  _debug "Get cert failed. Let's try last response."
     #  printf -- "%s" "$_rcert" | _dbase64 "multiline" | _base64 "multiline" >> "$CERT_PATH" 
     #fi
-    
-    if ! printf -- "%s" "$_rcert" | _dbase64 "multiline" | _base64 "multiline" >> "$CERT_PATH" ; then
+
+    if ! printf -- "%s" "$_rcert" | _dbase64 "multiline" | _base64 "multiline" >>"$CERT_PATH"; then
       _debug "Try cert link."
-      _get "$Le_LinkCert" | _base64 "multiline"  >> "$CERT_PATH"
+      _get "$Le_LinkCert" | _base64 "multiline" >>"$CERT_PATH"
     fi
 
-    echo "$END_CERT"  >> "$CERT_PATH"
+    echo "$END_CERT" >>"$CERT_PATH"
     _info "$(__green "Cert success.")"
     cat "$CERT_PATH"
-    
-    _info "Your cert is in $( __green " $CERT_PATH ")"
 
-    if [ -f "$CERT_KEY_PATH" ] ; then
-      _info "Your cert key is in $( __green " $CERT_KEY_PATH ")"
+    _info "Your cert is in $(__green " $CERT_PATH ")"
+
+    if [ -f "$CERT_KEY_PATH" ]; then
+      _info "Your cert key is in $(__green " $CERT_KEY_PATH ")"
     fi
 
     cp "$CERT_PATH" "$CERT_FULLCHAIN_PATH"
 
-    if [ ! "$USER_PATH" ] || [ ! "$IN_CRON" ] ; then
+    if [ ! "$USER_PATH" ] || [ ! "$IN_CRON" ]; then
       USER_PATH="$PATH"
       _saveaccountconf "USER_PATH" "$USER_PATH"
     fi
   fi
-  
 
-  if [ -z "$Le_LinkCert" ] ; then
-    response="$(echo $response | _dbase64 "multiline" | _normalizeJson )"
-    _err "Sign failed: $(echo "$response" | _egrep_o  '"detail":"[^"]*"')"
+  if [ -z "$Le_LinkCert" ]; then
+    response="$(echo $response | _dbase64 "multiline" | _normalizeJson)"
+    _err "Sign failed: $(echo "$response" | _egrep_o '"detail":"[^"]*"')"
     _on_issue_err
     return 1
   fi
-  
-  _cleardomainconf  "Le_Vlist"
-  
-  Le_LinkIssuer=$(grep -i '^Link' $HTTP_HEADER | _head_n 1 | cut -d " " -f 2| cut -d ';' -f 1 | tr -d '<>' )
-  if ! _contains "$Le_LinkIssuer" ":" ; then
+
+  _cleardomainconf "Le_Vlist"
+
+  Le_LinkIssuer=$(grep -i '^Link' $HTTP_HEADER | _head_n 1 | cut -d " " -f 2 | cut -d ';' -f 1 | tr -d '<>')
+  if ! _contains "$Le_LinkIssuer" ":"; then
     Le_LinkIssuer="$API$Le_LinkIssuer"
   fi
-  
-  _savedomainconf  "Le_LinkIssuer"  "$Le_LinkIssuer"
-  
-  if [ "$Le_LinkIssuer" ] ; then
-    echo "$BEGIN_CERT" > "$CA_CERT_PATH"
-    _get "$Le_LinkIssuer" | _base64 "multiline"  >> "$CA_CERT_PATH"
-    echo "$END_CERT"  >> "$CA_CERT_PATH"
-    _info "The intermediate CA cert is in $( __green " $CA_CERT_PATH ")"
-    cat "$CA_CERT_PATH" >> "$CERT_FULLCHAIN_PATH"
-    _info "And the full chain certs is there: $( __green " $CERT_FULLCHAIN_PATH ")"
+
+  _savedomainconf "Le_LinkIssuer" "$Le_LinkIssuer"
+
+  if [ "$Le_LinkIssuer" ]; then
+    echo "$BEGIN_CERT" >"$CA_CERT_PATH"
+    _get "$Le_LinkIssuer" | _base64 "multiline" >>"$CA_CERT_PATH"
+    echo "$END_CERT" >>"$CA_CERT_PATH"
+    _info "The intermediate CA cert is in $(__green " $CA_CERT_PATH ")"
+    cat "$CA_CERT_PATH" >>"$CERT_FULLCHAIN_PATH"
+    _info "And the full chain certs is there: $(__green " $CERT_FULLCHAIN_PATH ")"
   fi
-  
+
   Le_CertCreateTime=$(_time)
-  _savedomainconf  "Le_CertCreateTime"   "$Le_CertCreateTime"
-  
-  Le_CertCreateTimeStr=$(date -u )
-  _savedomainconf  "Le_CertCreateTimeStr"  "$Le_CertCreateTimeStr"
-  
-  if [ -z "$Le_RenewalDays" ] || [ "$Le_RenewalDays" -lt "0" ] || [ "$Le_RenewalDays" -gt "$MAX_RENEW" ] ; then
+  _savedomainconf "Le_CertCreateTime" "$Le_CertCreateTime"
+
+  Le_CertCreateTimeStr=$(date -u)
+  _savedomainconf "Le_CertCreateTimeStr" "$Le_CertCreateTimeStr"
+
+  if [ -z "$Le_RenewalDays" ] || [ "$Le_RenewalDays" -lt "0" ] || [ "$Le_RenewalDays" -gt "$MAX_RENEW" ]; then
     Le_RenewalDays=$MAX_RENEW
   else
-    _savedomainconf  "Le_RenewalDays"   "$Le_RenewalDays"
+    _savedomainconf "Le_RenewalDays" "$Le_RenewalDays"
   fi
-  
-  if [ "$CA_BUNDLE" ] ; then
+
+  if [ "$CA_BUNDLE" ]; then
     _saveaccountconf CA_BUNDLE "$CA_BUNDLE"
   else
     _clearaccountconf "CA_BUNDLE"
   fi
 
-  if [ "$HTTPS_INSECURE" ] ; then
+  if [ "$HTTPS_INSECURE" ]; then
     _saveaccountconf HTTPS_INSECURE "$HTTPS_INSECURE"
   else
-    _clearaccountconf  "HTTPS_INSECURE"
+    _clearaccountconf "HTTPS_INSECURE"
   fi
 
-  if [ "$Le_Listen_V4" ] ; then
-    _savedomainconf "Le_Listen_V4"     "$Le_Listen_V4"
+  if [ "$Le_Listen_V4" ]; then
+    _savedomainconf "Le_Listen_V4" "$Le_Listen_V4"
     _cleardomainconf Le_Listen_V6
-  elif [ "$Le_Listen_V6" ] ; then
-    _savedomainconf "Le_Listen_V6"     "$Le_Listen_V6"
+  elif [ "$Le_Listen_V6" ]; then
+    _savedomainconf "Le_Listen_V6" "$Le_Listen_V6"
     _cleardomainconf Le_Listen_V4
   fi
-  
+
   Le_NextRenewTime=$(_math $Le_CertCreateTime + $Le_RenewalDays \* 24 \* 60 \* 60)
-  
-  
-  Le_NextRenewTimeStr=$( _time2str $Le_NextRenewTime )
-  _savedomainconf  "Le_NextRenewTimeStr"  "$Le_NextRenewTimeStr"
-  
+
+  Le_NextRenewTimeStr=$(_time2str $Le_NextRenewTime)
+  _savedomainconf "Le_NextRenewTimeStr" "$Le_NextRenewTimeStr"
+
   Le_NextRenewTime=$(_math $Le_NextRenewTime - 86400)
-  _savedomainconf "Le_NextRenewTime"   "$Le_NextRenewTime"
+  _savedomainconf "Le_NextRenewTime" "$Le_NextRenewTime"
 
-  
   _on_issue_success
 
-  if [ "$Le_RealCertPath$Le_RealKeyPath$Le_RealCACertPath$Le_ReloadCmd$Le_RealFullChainPath" ] ; then
+  if [ "$Le_RealCertPath$Le_RealKeyPath$Le_RealCACertPath$Le_ReloadCmd$Le_RealFullChainPath" ]; then
     _installcert
   fi
 
@@ -2988,7 +2954,7 @@ issue() {
 #domain  [isEcc]
 renew() {
   Le_Domain="$1"
-  if [ -z "$Le_Domain" ] ; then
+  if [ -z "$Le_Domain" ]; then
     _usage "Usage: $PROJECT_ENTRY --renew  -d domain.com [--ecc]"
     return 1
   fi
@@ -2998,39 +2964,39 @@ renew() {
   _initpath $Le_Domain "$_isEcc"
 
   _info "$(__green "Renew: '$Le_Domain'")"
-  if [ ! -f "$DOMAIN_CONF" ] ; then
+  if [ ! -f "$DOMAIN_CONF" ]; then
     _info "'$Le_Domain' is not a issued domain, skip."
-    return 0;
+    return 0
   fi
-  
-  if [ "$Le_RenewalDays" ] ; then
+
+  if [ "$Le_RenewalDays" ]; then
     _savedomainconf Le_RenewalDays "$Le_RenewalDays"
   fi
 
   . "$DOMAIN_CONF"
-  
-  if [ "$Le_API" ] ; then
+
+  if [ "$Le_API" ]; then
     API="$Le_API"
   fi
-  
-  if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(_time)" -lt "$Le_NextRenewTime" ] ; then 
+
+  if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(_time)" -lt "$Le_NextRenewTime" ]; then
     _info "Skip, Next renewal time is: $(__green "$Le_NextRenewTimeStr")"
     _info "Add '$(__red '--force')' to force to renew."
     return $RENEW_SKIP
   fi
-  
+
   IS_RENEW="1"
   issue "$Le_Webroot" "$Le_Domain" "$Le_Alt" "$Le_Keylength" "$Le_RealCertPath" "$Le_RealKeyPath" "$Le_RealCACertPath" "$Le_ReloadCmd" "$Le_RealFullChainPath" "$Le_PreHook" "$Le_PostHook" "$Le_RenewHook" "$Le_LocalAddress"
   res=$?
-  if [ "$res" != "0" ] ; then
+  if [ "$res" != "0" ]; then
     return $res
   fi
-  
-  if [ "$Le_DeployHook" ] ; then
+
+  if [ "$Le_DeployHook" ]; then
     deploy $Le_Domain "$Le_DeployHook" "$Le_Keylength"
     res=$?
   fi
-  
+
   IS_RENEW=""
 
   return $res
@@ -3043,10 +3009,10 @@ renewAll() {
   _debug "_stopRenewOnError" "$_stopRenewOnError"
   _ret="0"
 
-  for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$ ) ; do
+  for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$); do
     d=$(echo $d | cut -d '/' -f 1)
     (
-      if _endswith $d "$ECC_SUFFIX" ; then
+      if _endswith $d "$ECC_SUFFIX"; then
         _isEcc=$(echo $d | cut -d "$ECC_SEP" -f 2)
         d=$(echo $d | cut -d "$ECC_SEP" -f 1)
       fi
@@ -3054,10 +3020,10 @@ renewAll() {
     )
     rc="$?"
     _debug "Return code: $rc"
-    if [ "$rc" != "0" ] ; then
-      if [ "$rc" = "$RENEW_SKIP" ] ; then
+    if [ "$rc" != "0" ]; then
+      if [ "$rc" = "$RENEW_SKIP" ]; then
         _info "Skipped $d"
-      elif [ "$_stopRenewOnError" ] ; then
+      elif [ "$_stopRenewOnError" ]; then
         _err "Error renew $d,  stop now."
         return $rc
       else
@@ -3069,9 +3035,8 @@ renewAll() {
   return $_ret
 }
 
-
 #csr webroot
-signcsr(){
+signcsr() {
   _csrfile="$1"
   _csrW="$2"
   if [ -z "$_csrfile" ] || [ -z "$_csrW" ]; then
@@ -3082,50 +3047,49 @@ signcsr(){
   _initpath
 
   _csrsubj=$(_readSubjectFromCSR "$_csrfile")
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Can not read subject from csr: $_csrfile"
     return 1
   fi
   _debug _csrsubj "$_csrsubj"
 
   _csrdomainlist=$(_readSubjectAltNamesFromCSR "$_csrfile")
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Can not read domain list from csr: $_csrfile"
     return 1
   fi
   _debug "_csrdomainlist" "$_csrdomainlist"
-  
-    
-  if [ -z "$_csrsubj" ] ; then
+
+  if [ -z "$_csrsubj" ]; then
     _csrsubj="$(_getfield "$_csrdomainlist" 1)"
     _debug _csrsubj "$_csrsubj"
     _csrdomainlist="$(echo "$_csrdomainlist" | cut -d , -f 2-)"
     _debug "_csrdomainlist" "$_csrdomainlist"
   fi
-  
-  if [ -z "$_csrsubj" ] ; then
+
+  if [ -z "$_csrsubj" ]; then
     _err "Can not read subject from csr: $_csrfile"
     return 1
   fi
-  
+
   _csrkeylength=$(_readKeyLengthFromCSR "$_csrfile")
-  if [ "$?" != "0" ] || [ -z "$_csrkeylength" ] ; then
+  if [ "$?" != "0" ] || [ -z "$_csrkeylength" ]; then
     _err "Can not read key length from csr: $_csrfile"
     return 1
   fi
-  
+
   _initpath "$_csrsubj" "$_csrkeylength"
   mkdir -p "$DOMAIN_PATH"
-  
+
   _info "Copy csr to: $CSR_PATH"
   cp "$_csrfile" "$CSR_PATH"
-  
+
   issue "$_csrW" "$_csrsubj" "$_csrdomainlist" "$_csrkeylength"
-  
+
 }
 
 showcsr() {
- _csrfile="$1"
+  _csrfile="$1"
   _csrd="$2"
   if [ -z "$_csrfile" ] && [ -z "$_csrd" ]; then
     _usage "Usage: $PROJECT_ENTRY --showcsr  --csr mycsr.csr"
@@ -3133,17 +3097,17 @@ showcsr() {
   fi
 
   _initpath
-  
+
   _csrsubj=$(_readSubjectFromCSR "$_csrfile")
-  if [ "$?" != "0" ] || [ -z "$_csrsubj" ] ; then
+  if [ "$?" != "0" ] || [ -z "$_csrsubj" ]; then
     _err "Can not read subject from csr: $_csrfile"
     return 1
   fi
-  
+
   _info "Subject=$_csrsubj"
 
   _csrdomainlist=$(_readSubjectAltNamesFromCSR "$_csrfile")
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Can not read domain list from csr: $_csrfile"
     return 1
   fi
@@ -3151,9 +3115,8 @@ showcsr() {
 
   _info "SubjectAltNames=$_csrdomainlist"
 
-
   _csrkeylength=$(_readKeyLengthFromCSR "$_csrfile")
-  if [ "$?" != "0" ] || [ -z "$_csrkeylength" ] ; then
+  if [ "$?" != "0" ] || [ -z "$_csrkeylength" ]; then
     _err "Can not read key length from csr: $_csrfile"
     return 1
   fi
@@ -3163,88 +3126,87 @@ showcsr() {
 list() {
   _raw="$1"
   _initpath
-  
+
   _sep="|"
-  if [ "$_raw" ] ; then
-    printf  "Main_Domain${_sep}KeyLength${_sep}SAN_Domains${_sep}Created${_sep}Renew\n"
-    for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$ ) ; do
+  if [ "$_raw" ]; then
+    printf "Main_Domain${_sep}KeyLength${_sep}SAN_Domains${_sep}Created${_sep}Renew\n"
+    for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$); do
       d=$(echo $d | cut -d '/' -f 1)
       (
-        if _endswith $d "$ECC_SUFFIX" ; then
+        if _endswith $d "$ECC_SUFFIX"; then
           _isEcc=$(echo $d | cut -d "$ECC_SEP" -f 2)
           d=$(echo $d | cut -d "$ECC_SEP" -f 1)
         fi
         _initpath $d "$_isEcc"
-        if [ -f "$DOMAIN_CONF" ] ; then
+        if [ -f "$DOMAIN_CONF" ]; then
           . "$DOMAIN_CONF"
           printf "$Le_Domain${_sep}\"$Le_Keylength\"${_sep}$Le_Alt${_sep}$Le_CertCreateTimeStr${_sep}$Le_NextRenewTimeStr\n"
         fi
       )
     done
   else
-    if _exists column ; then
+    if _exists column; then
       list "raw" | column -t -s "$_sep"
     else
       list "raw" | tr "$_sep" '\t'
     fi
   fi
 
-
 }
 
 deploy() {
   Le_Domain="$1"
   Le_DeployHook="$2"
   _isEcc="$3"
-  if [ -z "$Le_DeployHook" ] ; then
+  if [ -z "$Le_DeployHook" ]; then
     _usage "Usage: $PROJECT_ENTRY --deploy -d domain.com --deploy-hook cpanel [--ecc] "
     return 1
   fi
 
   _initpath $Le_Domain "$_isEcc"
-  if [ ! -d "$DOMAIN_PATH" ] ; then
+  if [ ! -d "$DOMAIN_PATH" ]; then
     _err "Domain is not valid:'$Le_Domain'"
     return 1
   fi
 
   _deployApi="$(_findHook $Le_Domain deploy $Le_DeployHook)"
-  if [ -z "$_deployApi" ] ; then
+  if [ -z "$_deployApi" ]; then
     _err "The deploy hook $Le_DeployHook is not found."
     return 1
   fi
   _debug _deployApi "$_deployApi"
-  
+
   _savedomainconf Le_DeployHook "$Le_DeployHook"
-  
+
   if ! (
-    if ! . $_deployApi ; then
+    if ! . $_deployApi; then
       _err "Load file $_deployApi error. Please check your api file and try again."
       return 1
     fi
-    
+
     d_command="${Le_DeployHook}_deploy"
-    if ! _exists $d_command ; then 
+    if ! _exists $d_command; then
       _err "It seems that your api file is not correct, it must have a function named: $d_command"
       return 1
     fi
-    
-    if ! $d_command $Le_Domain "$CERT_KEY_PATH" "$CERT_PATH" "$CA_CERT_PATH" "$CERT_FULLCHAIN_PATH" ; then
+
+    if ! $d_command $Le_Domain "$CERT_KEY_PATH" "$CERT_PATH" "$CA_CERT_PATH" "$CERT_FULLCHAIN_PATH"; then
       _err "Error deploy for domain:$Le_Domain"
       _on_issue_err
       return 1
     fi
-  ) ; then
+  ); then
     _err "Deploy error."
     return 1
   else
     _info "$(__green Success)"
   fi
-  
+
 }
 
 installcert() {
   Le_Domain="$1"
-  if [ -z "$Le_Domain" ] ; then
+  if [ -z "$Le_Domain" ]; then
     _usage "Usage: $PROJECT_ENTRY --installcert -d domain.com  [--ecc] [--certpath cert-file-path]  [--keypath key-file-path]  [--capath ca-cert-file-path]   [ --reloadCmd reloadCmd] [--fullchainpath fullchain-path]"
     return 1
   fi
@@ -3257,7 +3219,7 @@ installcert() {
   _isEcc="$7"
 
   _initpath $Le_Domain "$_isEcc"
-  if [ ! -d "$DOMAIN_PATH" ] ; then
+  if [ ! -d "$DOMAIN_PATH" ]; then
     _err "Domain is not valid:'$Le_Domain'"
     return 1
   fi
@@ -3265,90 +3227,87 @@ installcert() {
   _installcert
 }
 
-
 _installcert() {
 
-  _savedomainconf "Le_RealCertPath"         "$Le_RealCertPath"
-  _savedomainconf "Le_RealCACertPath"       "$Le_RealCACertPath"
-  _savedomainconf "Le_RealKeyPath"          "$Le_RealKeyPath"
-  _savedomainconf "Le_ReloadCmd"            "$Le_ReloadCmd"
-  _savedomainconf "Le_RealFullChainPath"    "$Le_RealFullChainPath"
-  
-  if [ "$Le_RealCertPath" = "$NO_VALUE" ] ; then
+  _savedomainconf "Le_RealCertPath" "$Le_RealCertPath"
+  _savedomainconf "Le_RealCACertPath" "$Le_RealCACertPath"
+  _savedomainconf "Le_RealKeyPath" "$Le_RealKeyPath"
+  _savedomainconf "Le_ReloadCmd" "$Le_ReloadCmd"
+  _savedomainconf "Le_RealFullChainPath" "$Le_RealFullChainPath"
+
+  if [ "$Le_RealCertPath" = "$NO_VALUE" ]; then
     Le_RealCertPath=""
   fi
-  if [ "$Le_RealKeyPath" = "$NO_VALUE" ] ; then
+  if [ "$Le_RealKeyPath" = "$NO_VALUE" ]; then
     Le_RealKeyPath=""
   fi
-  if [ "$Le_RealCACertPath" = "$NO_VALUE" ] ; then
+  if [ "$Le_RealCACertPath" = "$NO_VALUE" ]; then
     Le_RealCACertPath=""
   fi
-  if [ "$Le_ReloadCmd" = "$NO_VALUE" ] ; then
+  if [ "$Le_ReloadCmd" = "$NO_VALUE" ]; then
     Le_ReloadCmd=""
   fi
-  if [ "$Le_RealFullChainPath" = "$NO_VALUE" ] ; then
+  if [ "$Le_RealFullChainPath" = "$NO_VALUE" ]; then
     Le_RealFullChainPath=""
   fi
-  
+
   _installed="0"
-  if [ "$Le_RealCertPath" ] ; then
+  if [ "$Le_RealCertPath" ]; then
     _installed=1
     _info "Installing cert to:$Le_RealCertPath"
-    if [ -f "$Le_RealCertPath" ] && [ ! "$IS_RENEW" ] ; then
+    if [ -f "$Le_RealCertPath" ] && [ ! "$IS_RENEW" ]; then
       cp "$Le_RealCertPath" "$Le_RealCertPath".bak
     fi
-    cat "$CERT_PATH" > "$Le_RealCertPath"
+    cat "$CERT_PATH" >"$Le_RealCertPath"
   fi
-  
-  if [ "$Le_RealCACertPath" ] ; then
+
+  if [ "$Le_RealCACertPath" ]; then
     _installed=1
     _info "Installing CA to:$Le_RealCACertPath"
-    if [ "$Le_RealCACertPath" = "$Le_RealCertPath" ] ; then
-      echo "" >> "$Le_RealCACertPath"
-      cat "$CA_CERT_PATH" >> "$Le_RealCACertPath"
+    if [ "$Le_RealCACertPath" = "$Le_RealCertPath" ]; then
+      echo "" >>"$Le_RealCACertPath"
+      cat "$CA_CERT_PATH" >>"$Le_RealCACertPath"
     else
-      if [ -f "$Le_RealCACertPath" ] && [ ! "$IS_RENEW" ] ; then
+      if [ -f "$Le_RealCACertPath" ] && [ ! "$IS_RENEW" ]; then
         cp "$Le_RealCACertPath" "$Le_RealCACertPath".bak
       fi
-      cat "$CA_CERT_PATH" > "$Le_RealCACertPath"
+      cat "$CA_CERT_PATH" >"$Le_RealCACertPath"
     fi
   fi
 
-
-  if [ "$Le_RealKeyPath" ] ; then
+  if [ "$Le_RealKeyPath" ]; then
     _installed=1
     _info "Installing key to:$Le_RealKeyPath"
-    if [ -f "$Le_RealKeyPath" ] && [ ! "$IS_RENEW" ] ; then
+    if [ -f "$Le_RealKeyPath" ] && [ ! "$IS_RENEW" ]; then
       cp "$Le_RealKeyPath" "$Le_RealKeyPath".bak
     fi
-    cat "$CERT_KEY_PATH" > "$Le_RealKeyPath"
+    cat "$CERT_KEY_PATH" >"$Le_RealKeyPath"
   fi
-  
-  if [ "$Le_RealFullChainPath" ] ; then
+
+  if [ "$Le_RealFullChainPath" ]; then
     _installed=1
     _info "Installing full chain to:$Le_RealFullChainPath"
-    if [ -f "$Le_RealFullChainPath" ] && [ ! "$IS_RENEW" ] ; then
+    if [ -f "$Le_RealFullChainPath" ] && [ ! "$IS_RENEW" ]; then
       cp "$Le_RealFullChainPath" "$Le_RealFullChainPath".bak
     fi
-    cat "$CERT_FULLCHAIN_PATH" > "$Le_RealFullChainPath"
-  fi  
+    cat "$CERT_FULLCHAIN_PATH" >"$Le_RealFullChainPath"
+  fi
 
-  if [ "$Le_ReloadCmd" ] ; then
+  if [ "$Le_ReloadCmd" ]; then
     _installed=1
     _info "Run Le_ReloadCmd: $Le_ReloadCmd"
-    if (cd "$DOMAIN_PATH" && eval "$Le_ReloadCmd") ; then
+    if (cd "$DOMAIN_PATH" && eval "$Le_ReloadCmd"); then
       _info "$(__green "Reload success")"
     else
       _err "Reload error for :$Le_Domain"
     fi
   fi
 
-
 }
 
 installcronjob() {
   _initpath
-  if ! _exists "crontab" ; then
+  if ! _exists "crontab"; then
     _err "crontab doesn't exist, so, we can not install cron jobs."
     _err "All your certs will not be renewed automatically."
     _err "You must add your own cron job to call '$PROJECT_ENTRY --cron' everyday."
@@ -3356,20 +3315,26 @@ installcronjob() {
   fi
 
   _info "Installing cron job"
-  if ! crontab -l | grep "$PROJECT_ENTRY --cron" ; then 
-    if [ -f "$LE_WORKING_DIR/$PROJECT_ENTRY" ] ; then
+  if ! crontab -l | grep "$PROJECT_ENTRY --cron"; then
+    if [ -f "$LE_WORKING_DIR/$PROJECT_ENTRY" ]; then
       lesh="\"$LE_WORKING_DIR\"/$PROJECT_ENTRY"
     else
       _err "Can not install cronjob, $PROJECT_ENTRY not found."
       return 1
     fi
-    if _exists uname && uname -a | grep solaris >/dev/null ; then
-      crontab -l | { cat; echo "0 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" > /dev/null"; } | crontab --
+    if _exists uname && uname -a | grep solaris >/dev/null; then
+      crontab -l | {
+        cat
+        echo "0 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" > /dev/null"
+      } | crontab --
     else
-      crontab -l | { cat; echo "0 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" > /dev/null"; } | crontab -
+      crontab -l | {
+        cat
+        echo "0 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" > /dev/null"
+      } | crontab -
     fi
   fi
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Install cron job failed. You need to manually renew your certs."
     _err "Or you can add cronjob by yourself:"
     _err "$lesh --cron --home \"$LE_WORKING_DIR\" > /dev/null"
@@ -3378,78 +3343,78 @@ installcronjob() {
 }
 
 uninstallcronjob() {
-  if ! _exists "crontab" ; then
+  if ! _exists "crontab"; then
     return
   fi
   _info "Removing cron job"
   cr="$(crontab -l | grep "$PROJECT_ENTRY --cron")"
-  if [ "$cr" ] ; then 
-    if _exists uname && uname -a | grep solaris >/dev/null ; then
+  if [ "$cr" ]; then
+    if _exists uname && uname -a | grep solaris >/dev/null; then
       crontab -l | sed "/$PROJECT_ENTRY --cron/d" | crontab --
     else
       crontab -l | sed "/$PROJECT_ENTRY --cron/d" | crontab -
     fi
     LE_WORKING_DIR="$(echo "$cr" | cut -d ' ' -f 9 | tr -d '"')"
     _info LE_WORKING_DIR "$LE_WORKING_DIR"
-  fi 
+  fi
   _initpath
 
 }
 
 revoke() {
   Le_Domain="$1"
-  if [ -z "$Le_Domain" ] ; then
+  if [ -z "$Le_Domain" ]; then
     _usage "Usage: $PROJECT_ENTRY --revoke -d domain.com"
     return 1
   fi
-  
+
   _isEcc="$2"
 
   _initpath $Le_Domain "$_isEcc"
-  if [ ! -f "$DOMAIN_CONF" ] ; then
+  if [ ! -f "$DOMAIN_CONF" ]; then
     _err "$Le_Domain is not a issued domain, skip."
-    return 1;
+    return 1
   fi
-  
-  if [ ! -f "$CERT_PATH" ] ; then
+
+  if [ ! -f "$CERT_PATH" ]; then
     _err "Cert for $Le_Domain $CERT_PATH is not found, skip."
     return 1
   fi
-  
-  cert="$(_getfile "${CERT_PATH}" "${BEGIN_CERT}" "${END_CERT}"| tr -d "\r\n" | _urlencode)"
 
-  if [ -z "$cert" ] ; then
+  cert="$(_getfile "${CERT_PATH}" "${BEGIN_CERT}" "${END_CERT}" | tr -d "\r\n" | _urlencode)"
+
+  if [ -z "$cert" ]; then
     _err "Cert for $Le_Domain is empty found, skip."
     return 1
   fi
-  
+
   data="{\"resource\": \"revoke-cert\", \"certificate\": \"$cert\"}"
   uri="$API/acme/revoke-cert"
 
-  if [ -f "$CERT_KEY_PATH" ] ; then
+  if [ -f "$CERT_KEY_PATH" ]; then
     _info "Try domain key first."
     if _send_signed_request $uri "$data" "" "$CERT_KEY_PATH"; then
-      if [ -z "$response" ] ; then
+      if [ -z "$response" ]; then
         _info "Revoke success."
         rm -f $CERT_PATH
         return 0
-      else 
+      else
         _err "Revoke error by domain key."
         _err "$response"
       fi
     fi
-  else 
+  else
     _info "Domain key file doesn't exists."
   fi
-  
+
   _info "Try account key."
 
-  if _send_signed_request $uri "$data" "" "$ACCOUNT_KEY_PATH" ; then
-    if [ -z "$response" ] ; then
+  if _send_signed_request $uri "$data" "" "$ACCOUNT_KEY_PATH"; then
+    if [ -z "$response" ]; then
       _info "Revoke success."
       rm -f $CERT_PATH
       return 0
-    else 
+    else
       _err "Revoke error."
       _debug "$response"
     fi
@@ -3457,67 +3422,63 @@ revoke() {
   return 1
 }
 
-
 #domain vtype
 _deactivate() {
   _d_domain="$1"
   _d_type="$2"
   _initpath
-  
+
   _d_i=0
   _d_max_retry=9
-  while [ "$_d_i" -lt "$_d_max_retry" ] ;
-  do
+  while [ "$_d_i" -lt "$_d_max_retry" ]; do
     _info "Deactivate: $_d_domain"
     _d_i="$(_math $_d_i + 1)"
-    
-    
-    if ! __get_domain_new_authz "$_d_domain" ; then
+
+    if ! __get_domain_new_authz "$_d_domain"; then
       _err "Can not get domain new authz token."
       return 1
     fi
-    
+
     authzUri="$(echo "$responseHeaders" | grep "^Location:" | _head_n 1 | cut -d ' ' -f 2 | tr -d "\r\n")"
     _debug "authzUri" "$authzUri"
 
-    if [ ! -z "$code" ] && [ ! "$code" = '201' ] ; then
+    if [ ! -z "$code" ] && [ ! "$code" = '201' ]; then
       _err "new-authz error: $response"
       return 1
     fi
-    
-    entry="$(printf "%s\n" "$response" | _egrep_o  '[^\{]*"status":"valid","uri"[^\}]*')"
+
+    entry="$(printf "%s\n" "$response" | _egrep_o '[^\{]*"status":"valid","uri"[^\}]*')"
     _debug entry "$entry"
-    
-    if [ -z "$entry" ] ; then
+
+    if [ -z "$entry" ]; then
       _info "No more valid entry found."
       break
     fi
-    
+
     _vtype="$(printf "%s\n" "$entry" | _egrep_o '"type": *"[^"]*"' | cut -d : -f 2 | tr -d '"')"
     _debug _vtype $_vtype
     _info "Found $_vtype"
 
-    
-    uri="$(printf "%s\n" "$entry" | _egrep_o '"uri":"[^"]*'| cut -d : -f 2,3 | tr -d '"' )"
+    uri="$(printf "%s\n" "$entry" | _egrep_o '"uri":"[^"]*' | cut -d : -f 2,3 | tr -d '"')"
     _debug uri $uri
-    
-    if [ "$_d_type" ] && [ "$_d_type" != "$_vtype" ] ; then
+
+    if [ "$_d_type" ] && [ "$_d_type" != "$_vtype" ]; then
       _info "Skip $_vtype"
       continue
     fi
-    
+
     _info "Deactivate: $_vtype"
-    
-    if ! _send_signed_request "$authzUri" "{\"resource\": \"authz\", \"status\":\"deactivated\"}" ; then
+
+    if ! _send_signed_request "$authzUri" "{\"resource\": \"authz\", \"status\":\"deactivated\"}"; then
       _err "Can not deactivate $_vtype."
       return 1
     fi
-    
+
     _info "Deactivate: $_vtype success."
-    
+
   done
   _debug "$_d_i"
-  if [ "$_d_i" -lt "$_d_max_retry" ] ; then
+  if [ "$_d_i" -lt "$_d_max_retry" ]; then
     _info "Deactivated success!"
   else
     _err "Deactivate failed."
@@ -3530,16 +3491,15 @@ deactivate() {
   _d_type="$2"
   _initpath
   _debug _d_domain_list "$_d_domain_list"
-  if [ -z "$(echo $_d_domain_list | cut -d , -f 1 )" ] ; then
+  if [ -z "$(echo $_d_domain_list | cut -d , -f 1)" ]; then
     _usage "Usage: $PROJECT_ENTRY --deactivate -d domain.com [-d domain.com]"
     return 1
   fi
-  for _d_dm in $(echo "$_d_domain_list" |  tr ',' ' ' ) ; 
-  do
-    if [ -z "$_d_dm" ] || [ "$_d_dm" = "$NO_VALUE" ] ; then
+  for _d_dm in $(echo "$_d_domain_list" | tr ',' ' '); do
+    if [ -z "$_d_dm" ] || [ "$_d_dm" = "$NO_VALUE" ]; then
       continue
     fi
-    if ! _deactivate "$_d_dm" $_d_type ; then
+    if ! _deactivate "$_d_dm" $_d_type; then
       return 1
     fi
   done
@@ -3547,7 +3507,7 @@ deactivate() {
 
 # Detect profile file if not specified as environment variable
 _detect_profile() {
-  if [ -n "$PROFILE" -a -f "$PROFILE" ] ; then
+  if [ -n "$PROFILE" -a -f "$PROFILE" ]; then
     echo "$PROFILE"
     return
   fi
@@ -3555,36 +3515,36 @@ _detect_profile() {
   DETECTED_PROFILE=''
   SHELLTYPE="$(basename "/$SHELL")"
 
-  if [ "$SHELLTYPE" = "bash" ] ; then
-    if [ -f "$HOME/.bashrc" ] ; then
+  if [ "$SHELLTYPE" = "bash" ]; then
+    if [ -f "$HOME/.bashrc" ]; then
       DETECTED_PROFILE="$HOME/.bashrc"
-    elif [ -f "$HOME/.bash_profile" ] ; then
+    elif [ -f "$HOME/.bash_profile" ]; then
       DETECTED_PROFILE="$HOME/.bash_profile"
     fi
-  elif [ "$SHELLTYPE" = "zsh" ] ; then
+  elif [ "$SHELLTYPE" = "zsh" ]; then
     DETECTED_PROFILE="$HOME/.zshrc"
   fi
 
-  if [ -z "$DETECTED_PROFILE" ] ; then
-    if [ -f "$HOME/.profile" ] ; then
+  if [ -z "$DETECTED_PROFILE" ]; then
+    if [ -f "$HOME/.profile" ]; then
       DETECTED_PROFILE="$HOME/.profile"
-    elif [ -f "$HOME/.bashrc" ] ; then
+    elif [ -f "$HOME/.bashrc" ]; then
       DETECTED_PROFILE="$HOME/.bashrc"
-    elif [ -f "$HOME/.bash_profile" ] ; then
+    elif [ -f "$HOME/.bash_profile" ]; then
       DETECTED_PROFILE="$HOME/.bash_profile"
-    elif [ -f "$HOME/.zshrc" ] ; then
+    elif [ -f "$HOME/.zshrc" ]; then
       DETECTED_PROFILE="$HOME/.zshrc"
     fi
   fi
 
-  if [ ! -z "$DETECTED_PROFILE" ] ; then
+  if [ ! -z "$DETECTED_PROFILE" ]; then
     echo "$DETECTED_PROFILE"
   fi
 }
 
 _initconf() {
   _initpath
-  if [ ! -f "$ACCOUNT_CONF_PATH" ] ; then
+  if [ ! -f "$ACCOUNT_CONF_PATH" ]; then
     echo "#ACCOUNT_CONF_PATH=xxxx
 
 #Account configurations:
@@ -3644,75 +3604,75 @@ _initconf() {
 #PDNS_Token=\"0123456789ABCDEF\"
 #PDNS_Ttl=60
 
-    " > $ACCOUNT_CONF_PATH
+    " >$ACCOUNT_CONF_PATH
   fi
 }
 
 # nocron
 _precheck() {
   _nocron="$1"
-  
-  if ! _exists "curl"  && ! _exists "wget"; then
+
+  if ! _exists "curl" && ! _exists "wget"; then
     _err "Please install curl or wget first, we need to access http resources."
     return 1
   fi
-  
-  if [ -z "$_nocron" ] ; then
-    if ! _exists "crontab" ; then
+
+  if [ -z "$_nocron" ]; then
+    if ! _exists "crontab"; then
       _err "It is recommended to install crontab first. try to install 'cron, crontab, crontabs or vixie-cron'."
       _err "We need to set cron job to renew the certs automatically."
       _err "Otherwise, your certs will not be able to be renewed automatically."
-      if [ -z "$FORCE" ] ; then
+      if [ -z "$FORCE" ]; then
         _err "Please add '--force' and try install again to go without crontab."
         _err "./$PROJECT_ENTRY --install --force"
         return 1
       fi
     fi
   fi
-  
-  if ! _exists "openssl" ; then
+
+  if ! _exists "openssl"; then
     _err "Please install openssl first."
     _err "We need openssl to generate keys."
     return 1
   fi
-  
-  if ! _exists "nc" ; then
+
+  if ! _exists "nc"; then
     _err "It is recommended to install nc first, try to install 'nc' or 'netcat'."
     _err "We use nc for standalone server if you use standalone mode."
     _err "If you don't use standalone mode, just ignore this warning."
   fi
-  
+
   return 0
 }
 
 _setShebang() {
   _file="$1"
   _shebang="$2"
-  if [ -z "$_shebang" ] ; then
+  if [ -z "$_shebang" ]; then
     _usage "Usage: file shebang"
     return 1
   fi
   cp "$_file" "$_file.tmp"
-  echo "$_shebang" > "$_file"
-  sed -n 2,99999p  "$_file.tmp" >> "$_file"
-  rm -f "$_file.tmp"  
+  echo "$_shebang" >"$_file"
+  sed -n 2,99999p "$_file.tmp" >>"$_file"
+  rm -f "$_file.tmp"
 }
 
 _installalias() {
   _initpath
 
   _envfile="$LE_WORKING_DIR/$PROJECT_ENTRY.env"
-  if [ "$_upgrading" ] && [ "$_upgrading" = "1" ] ; then
-    echo "$(cat $_envfile)" | sed "s|^LE_WORKING_DIR.*$||" > "$_envfile"
-    echo "$(cat $_envfile)" | sed "s|^alias le.*$||" > "$_envfile"
-    echo "$(cat $_envfile)" | sed "s|^alias le.sh.*$||" > "$_envfile"
+  if [ "$_upgrading" ] && [ "$_upgrading" = "1" ]; then
+    echo "$(cat $_envfile)" | sed "s|^LE_WORKING_DIR.*$||" >"$_envfile"
+    echo "$(cat $_envfile)" | sed "s|^alias le.*$||" >"$_envfile"
+    echo "$(cat $_envfile)" | sed "s|^alias le.sh.*$||" >"$_envfile"
   fi
 
   _setopt "$_envfile" "export LE_WORKING_DIR" "=" "\"$LE_WORKING_DIR\""
   _setopt "$_envfile" "alias $PROJECT_ENTRY" "=" "\"$LE_WORKING_DIR/$PROJECT_ENTRY\""
 
   _profile="$(_detect_profile)"
-  if [ "$_profile" ] ; then
+  if [ "$_profile" ]; then
     _debug "Found profile: $_profile"
     _info "Installing alias to '$_profile'"
     _setopt "$_profile" ". \"$_envfile\""
@@ -3720,25 +3680,24 @@ _installalias() {
   else
     _info "No profile is found, you will need to go into $LE_WORKING_DIR to use $PROJECT_NAME"
   fi
-  
 
   #for csh
   _cshfile="$LE_WORKING_DIR/$PROJECT_ENTRY.csh"
   _csh_profile="$HOME/.cshrc"
-  if [ -f "$_csh_profile" ] ; then
+  if [ -f "$_csh_profile" ]; then
     _info "Installing alias to '$_csh_profile'"
     _setopt "$_cshfile" "setenv LE_WORKING_DIR" " " "\"$LE_WORKING_DIR\""
     _setopt "$_cshfile" "alias $PROJECT_ENTRY" " " "\"$LE_WORKING_DIR/$PROJECT_ENTRY\""
-    _setopt "$_csh_profile"  "source \"$_cshfile\""
+    _setopt "$_csh_profile" "source \"$_cshfile\""
   fi
-  
+
   #for tcsh
   _tcsh_profile="$HOME/.tcshrc"
-  if [ -f "$_tcsh_profile" ] ; then
+  if [ -f "$_tcsh_profile" ]; then
     _info "Installing alias to '$_tcsh_profile'"
     _setopt "$_cshfile" "setenv LE_WORKING_DIR" " " "\"$LE_WORKING_DIR\""
     _setopt "$_cshfile" "alias $PROJECT_ENTRY" " " "\"$LE_WORKING_DIR/$PROJECT_ENTRY\""
-    _setopt "$_tcsh_profile"  "source \"$_cshfile\""
+    _setopt "$_tcsh_profile" "source \"$_cshfile\""
   fi
 
 }
@@ -3746,36 +3705,35 @@ _installalias() {
 # nocron
 install() {
 
-  if [ -z "$LE_WORKING_DIR" ] ; then
+  if [ -z "$LE_WORKING_DIR" ]; then
     LE_WORKING_DIR="$DEFAULT_INSTALL_HOME"
   fi
-  
+
   _nocron="$1"
-  if ! _initpath ; then
+  if ! _initpath; then
     _err "Install failed."
     return 1
   fi
-  if [ "$_nocron" ] ; then
+  if [ "$_nocron" ]; then
     _debug "Skip install cron job"
   fi
-  
-  if ! _precheck "$_nocron" ; then
+
+  if ! _precheck "$_nocron"; then
     _err "Pre-check failed, can not install."
     return 1
   fi
-  
+
   #convert from le
-  if [ -d "$HOME/.le" ] ; then
-    for envfile in "le.env" "le.sh.env"
-    do
-      if [ -f "$HOME/.le/$envfile" ] ; then
-        if grep "le.sh" "$HOME/.le/$envfile" >/dev/null ; then
-            _upgrading="1"
-            _info "You are upgrading from le.sh"
-            _info "Renaming \"$HOME/.le\" to $LE_WORKING_DIR"
-            mv "$HOME/.le" "$LE_WORKING_DIR"
-            mv "$LE_WORKING_DIR/$envfile" "$LE_WORKING_DIR/$PROJECT_ENTRY.env"
-          break;
+  if [ -d "$HOME/.le" ]; then
+    for envfile in "le.env" "le.sh.env"; do
+      if [ -f "$HOME/.le/$envfile" ]; then
+        if grep "le.sh" "$HOME/.le/$envfile" >/dev/null; then
+          _upgrading="1"
+          _info "You are upgrading from le.sh"
+          _info "Renaming \"$HOME/.le\" to $LE_WORKING_DIR"
+          mv "$HOME/.le" "$LE_WORKING_DIR"
+          mv "$LE_WORKING_DIR/$envfile" "$LE_WORKING_DIR/$PROJECT_ENTRY.env"
+          break
         fi
       fi
     done
@@ -3783,16 +3741,16 @@ install() {
 
   _info "Installing to $LE_WORKING_DIR"
 
-  if ! mkdir -p "$LE_WORKING_DIR" ; then
+  if ! mkdir -p "$LE_WORKING_DIR"; then
     _err "Can not create working dir: $LE_WORKING_DIR"
     return 1
   fi
-  
+
   chmod 700 "$LE_WORKING_DIR"
 
   cp $PROJECT_ENTRY "$LE_WORKING_DIR/" && chmod +x "$LE_WORKING_DIR/$PROJECT_ENTRY"
 
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Install failed, can not copy $PROJECT_ENTRY"
     return 1
   fi
@@ -3801,43 +3759,42 @@ install() {
 
   _installalias
 
-  for subf in $_SUB_FOLDERS ; do
-    if [ -d "$subf" ] ; then
+  for subf in $_SUB_FOLDERS; do
+    if [ -d "$subf" ]; then
       mkdir -p $LE_WORKING_DIR/$subf
-      cp  $subf/* $LE_WORKING_DIR/$subf/
+      cp $subf/* $LE_WORKING_DIR/$subf/
     fi
   done
 
-
-  if [ ! -f "$ACCOUNT_CONF_PATH" ] ; then
+  if [ ! -f "$ACCOUNT_CONF_PATH" ]; then
     _initconf
   fi
 
-  if [ "$_DEFAULT_ACCOUNT_CONF_PATH" != "$ACCOUNT_CONF_PATH" ] ; then
+  if [ "$_DEFAULT_ACCOUNT_CONF_PATH" != "$ACCOUNT_CONF_PATH" ]; then
     _setopt "$_DEFAULT_ACCOUNT_CONF_PATH" "ACCOUNT_CONF_PATH" "=" "\"$ACCOUNT_CONF_PATH\""
   fi
 
-  if [ "$_DEFAULT_CERT_HOME" != "$CERT_HOME" ] ; then
+  if [ "$_DEFAULT_CERT_HOME" != "$CERT_HOME" ]; then
     _saveaccountconf "CERT_HOME" "$CERT_HOME"
   fi
 
-  if [ "$_DEFAULT_ACCOUNT_KEY_PATH" != "$ACCOUNT_KEY_PATH" ] ; then
+  if [ "$_DEFAULT_ACCOUNT_KEY_PATH" != "$ACCOUNT_KEY_PATH" ]; then
     _saveaccountconf "ACCOUNT_KEY_PATH" "$ACCOUNT_KEY_PATH"
   fi
-  
-  if [ -z "$_nocron" ] ; then
+
+  if [ -z "$_nocron" ]; then
     installcronjob
   fi
 
-  if [ -z "$NO_DETECT_SH" ] ; then
+  if [ -z "$NO_DETECT_SH" ]; then
     #Modify shebang
-    if _exists bash ; then
+    if _exists bash; then
       _info "Good, bash is found, so change the shebang to use bash as prefered."
       _shebang='#!/usr/bin/env bash'
       _setShebang "$LE_WORKING_DIR/$PROJECT_ENTRY" "$_shebang"
-      for subf in $_SUB_FOLDERS ; do
-        if [ -d "$LE_WORKING_DIR/$subf" ] ; then
-          for _apifile in "$LE_WORKING_DIR/$subf/"*.sh ; do
+      for subf in $_SUB_FOLDERS; do
+        if [ -d "$LE_WORKING_DIR/$subf" ]; then
+          for _apifile in "$LE_WORKING_DIR/$subf/"*.sh; do
             _setShebang "$_apifile" "$_shebang"
           done
         fi
@@ -3851,13 +3808,13 @@ install() {
 # nocron
 uninstall() {
   _nocron="$1"
-  if [ -z "$_nocron" ] ; then
+  if [ -z "$_nocron" ]; then
     uninstallcronjob
   fi
   _initpath
 
   _uninstallalias
-  
+
   rm -f $LE_WORKING_DIR/$PROJECT_ENTRY
   _info "The keys and certs are in $LE_WORKING_DIR, you can remove them by yourself."
 
@@ -3867,24 +3824,24 @@ _uninstallalias() {
   _initpath
 
   _profile="$(_detect_profile)"
-  if [ "$_profile" ] ; then
+  if [ "$_profile" ]; then
     _info "Uninstalling alias from: '$_profile'"
     text="$(cat $_profile)"
-    echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.env\"$||" > "$_profile"
+    echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.env\"$||" >"$_profile"
   fi
 
   _csh_profile="$HOME/.cshrc"
-  if [ -f "$_csh_profile" ] ; then
+  if [ -f "$_csh_profile" ]; then
     _info "Uninstalling alias from: '$_csh_profile'"
     text="$(cat $_csh_profile)"
-    echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.csh\"$||" > "$_csh_profile"
+    echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.csh\"$||" >"$_csh_profile"
   fi
-  
+
   _tcsh_profile="$HOME/.tcshrc"
-  if [ -f "$_tcsh_profile" ] ; then
+  if [ -f "$_tcsh_profile" ]; then
     _info "Uninstalling alias from: '$_csh_profile'"
     text="$(cat $_tcsh_profile)"
-    echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.csh\"$||" > "$_tcsh_profile"
+    echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.csh\"$||" >"$_tcsh_profile"
   fi
 
 }
@@ -3892,20 +3849,20 @@ _uninstallalias() {
 cron() {
   IN_CRON=1
   _initpath
-  if [ "$AUTO_UPGRADE" = "1" ] ; then
+  if [ "$AUTO_UPGRADE" = "1" ]; then
     export LE_WORKING_DIR
     (
-     if ! upgrade ; then
-       _err "Cron:Upgrade failed!"
-       return 1
-     fi
+      if ! upgrade; then
+        _err "Cron:Upgrade failed!"
+        return 1
+      fi
     )
     . $LE_WORKING_DIR/$PROJECT_ENTRY >/dev/null
 
-    if [ -t 1 ] ; then
+    if [ -t 1 ]; then
       __INTERACTIVE="1"
     fi
-    
+
     _info "Auto upgraded to: $VER"
   fi
   renewAll
@@ -4008,31 +3965,31 @@ Parameters:
 _installOnline() {
   _info "Installing from online archive."
   _nocron="$1"
-  if [ ! "$BRANCH" ] ; then
+  if [ ! "$BRANCH" ]; then
     BRANCH="master"
   fi
 
   target="$PROJECT/archive/$BRANCH.tar.gz"
   _info "Downloading $target"
   localname="$BRANCH.tar.gz"
-  if ! _get "$target" > $localname ; then
+  if ! _get "$target" >$localname; then
     _err "Download error."
     return 1
   fi
   (
-  _info "Extracting $localname"
-  tar xzf $localname
-  
-  cd "$PROJECT_NAME-$BRANCH"
-  chmod +x $PROJECT_ENTRY
-  if ./$PROJECT_ENTRY install "$_nocron" ; then
-    _info "Install success!"
-  fi
-  
-  cd ..
-  
-  rm -rf "$PROJECT_NAME-$BRANCH"
-  rm -f "$localname"
+    _info "Extracting $localname"
+    tar xzf $localname
+
+    cd "$PROJECT_NAME-$BRANCH"
+    chmod +x $PROJECT_ENTRY
+    if ./$PROJECT_ENTRY install "$_nocron"; then
+      _info "Install success!"
+    fi
+
+    cd ..
+
+    rm -rf "$PROJECT_NAME-$BRANCH"
+    rm -f "$localname"
   )
 }
 
@@ -4042,7 +3999,7 @@ upgrade() {
     export LE_WORKING_DIR
     cd "$LE_WORKING_DIR"
     _installOnline "nocron"
-  ) ; then
+  ); then
     _info "Upgrade success!"
     exit 0
   else
@@ -4052,24 +4009,24 @@ upgrade() {
 }
 
 _processAccountConf() {
-  if [ "$_useragent" ] ; then
+  if [ "$_useragent" ]; then
     _saveaccountconf "USER_AGENT" "$_useragent"
-  elif [ "$USER_AGENT" ] && [ "$USER_AGENT" != "$DEFAULT_USER_AGENT" ] ; then
+  elif [ "$USER_AGENT" ] && [ "$USER_AGENT" != "$DEFAULT_USER_AGENT" ]; then
     _saveaccountconf "USER_AGENT" "$USER_AGENT"
   fi
-  
-  if [ "$_accountemail" ] ; then
+
+  if [ "$_accountemail" ]; then
     _saveaccountconf "ACCOUNT_EMAIL" "$_accountemail"
-  elif [ "$ACCOUNT_EMAIL" ] && [ "$ACCOUNT_EMAIL" != "$DEFAULT_ACCOUNT_EMAIL" ] ; then
+  elif [ "$ACCOUNT_EMAIL" ] && [ "$ACCOUNT_EMAIL" != "$DEFAULT_ACCOUNT_EMAIL" ]; then
     _saveaccountconf "ACCOUNT_EMAIL" "$ACCOUNT_EMAIL"
   fi
-  
-  if [ "$_auto_upgrade" ] ; then
+
+  if [ "$_auto_upgrade" ]; then
     _saveaccountconf "AUTO_UPGRADE" "$_auto_upgrade"
-  elif [ "$AUTO_UPGRADE" ] ; then
+  elif [ "$AUTO_UPGRADE" ]; then
     _saveaccountconf "AUTO_UPGRADE" "$AUTO_UPGRADE"
   fi
-  
+
 }
 
 _process() {
@@ -4111,339 +4068,339 @@ _process() {
   _auto_upgrade=""
   _listen_v4=""
   _listen_v6=""
-  while [ ${#} -gt 0 ] ; do
+  while [ ${#} -gt 0 ]; do
     case "${1}" in
-    
-    --help|-h)
+
+      --help | -h)
         showhelp
         return
         ;;
-    --version|-v)
+      --version | -v)
         version
         return
         ;;
-    --install)
+      --install)
         _CMD="install"
         ;;
-    --uninstall)
+      --uninstall)
         _CMD="uninstall"
         ;;
-    --upgrade)
+      --upgrade)
         _CMD="upgrade"
         ;;
-    --issue)
+      --issue)
         _CMD="issue"
         ;;
-    --deploy)
+      --deploy)
         _CMD="deploy"
         ;;
-    --signcsr)
+      --signcsr)
         _CMD="signcsr"
         ;;
-    --showcsr)
+      --showcsr)
         _CMD="showcsr"
         ;;
-    --installcert|-i)
+      --installcert | -i)
         _CMD="installcert"
         ;;
-    --renew|-r)
+      --renew | -r)
         _CMD="renew"
         ;;
-    --renewAll|--renewall)
+      --renewAll | --renewall)
         _CMD="renewAll"
         ;;
-    --revoke)
+      --revoke)
         _CMD="revoke"
         ;;
-    --list)
+      --list)
         _CMD="list"
         ;;
-    --installcronjob)
+      --installcronjob)
         _CMD="installcronjob"
         ;;
-    --uninstallcronjob)
+      --uninstallcronjob)
         _CMD="uninstallcronjob"
         ;;
-    --cron)
+      --cron)
         _CMD="cron"
         ;;
-    --toPkcs)
+      --toPkcs)
         _CMD="toPkcs"
-        ;; 
-    --createAccountKey|--createaccountkey|-cak)
+        ;;
+      --createAccountKey | --createaccountkey | -cak)
         _CMD="createAccountKey"
         ;;
-    --createDomainKey|--createdomainkey|-cdk)
+      --createDomainKey | --createdomainkey | -cdk)
         _CMD="createDomainKey"
         ;;
-    --createCSR|--createcsr|-ccr)
+      --createCSR | --createcsr | -ccr)
         _CMD="createCSR"
         ;;
-    --deactivate)
+      --deactivate)
         _CMD="deactivate"
         ;;
-    --updateaccount)
+      --updateaccount)
         _CMD="updateaccount"
         ;;
-    --registeraccount)
+      --registeraccount)
         _CMD="registeraccount"
         ;;
-    --domain|-d)
+      --domain | -d)
         _dvalue="$2"
-        
-        if [ "$_dvalue" ] ; then
-          if _startswith "$_dvalue" "-" ; then
+
+        if [ "$_dvalue" ]; then
+          if _startswith "$_dvalue" "-"; then
             _err "'$_dvalue' is not a valid domain for parameter '$1'"
             return 1
           fi
-          if _is_idn "$_dvalue" && ! _exists idn ; then
+          if _is_idn "$_dvalue" && ! _exists idn; then
             _err "It seems that $_dvalue is an IDN( Internationalized Domain Names), please install 'idn' command first."
             return 1
           fi
-          
-          if [ -z "$_domain" ] ; then
+
+          if [ -z "$_domain" ]; then
             _domain="$_dvalue"
           else
-            if [ "$_altdomains" = "$NO_VALUE" ] ; then
+            if [ "$_altdomains" = "$NO_VALUE" ]; then
               _altdomains="$_dvalue"
             else
               _altdomains="$_altdomains,$_dvalue"
             fi
           fi
         fi
-        
+
         shift
         ;;
 
-    --force|-f)
+      --force | -f)
         FORCE="1"
         ;;
-    --staging|--test)
+      --staging | --test)
         STAGE="1"
         ;;
-    --debug)
-        if [ -z "$2" ] || _startswith "$2" "-" ; then
+      --debug)
+        if [ -z "$2" ] || _startswith "$2" "-"; then
           DEBUG="1"
         else
           DEBUG="$2"
           shift
-        fi 
+        fi
         ;;
-    --webroot|-w)
+      --webroot | -w)
         wvalue="$2"
-        if [ -z "$_webroot" ] ; then
+        if [ -z "$_webroot" ]; then
           _webroot="$wvalue"
         else
           _webroot="$_webroot,$wvalue"
         fi
         shift
-        ;;        
-    --standalone)
+        ;;
+      --standalone)
         wvalue="$NO_VALUE"
-        if [ -z "$_webroot" ] ; then
+        if [ -z "$_webroot" ]; then
           _webroot="$wvalue"
         else
           _webroot="$_webroot,$wvalue"
         fi
         ;;
-    --local-address)
+      --local-address)
         lvalue="$2"
         _local_address="$_local_address$lvalue,"
         shift
         ;;
-    --apache)
+      --apache)
         wvalue="apache"
-        if [ -z "$_webroot" ] ; then
+        if [ -z "$_webroot" ]; then
           _webroot="$wvalue"
         else
           _webroot="$_webroot,$wvalue"
         fi
         ;;
-    --tls)
+      --tls)
         wvalue="$W_TLS"
-        if [ -z "$_webroot" ] ; then
+        if [ -z "$_webroot" ]; then
           _webroot="$wvalue"
         else
           _webroot="$_webroot,$wvalue"
         fi
         ;;
-    --dns)
+      --dns)
         wvalue="dns"
-        if ! _startswith "$2" "-" ; then
+        if ! _startswith "$2" "-"; then
           wvalue="$2"
           shift
         fi
-        if [ -z "$_webroot" ] ; then
+        if [ -z "$_webroot" ]; then
           _webroot="$wvalue"
         else
           _webroot="$_webroot,$wvalue"
         fi
         ;;
-    --dnssleep)
+      --dnssleep)
         _dnssleep="$2"
         Le_DNSSleep="$_dnssleep"
         shift
         ;;
-        
-    --keylength|-k)
+
+      --keylength | -k)
         _keylength="$2"
         shift
         ;;
-    --accountkeylength|-ak)
+      --accountkeylength | -ak)
         _accountkeylength="$2"
         shift
         ;;
 
-    --certpath)
+      --certpath)
         _certpath="$2"
         shift
         ;;
-    --keypath)
+      --keypath)
         _keypath="$2"
         shift
         ;;
-    --capath)
+      --capath)
         _capath="$2"
         shift
         ;;
-    --fullchainpath)
+      --fullchainpath)
         _fullchainpath="$2"
         shift
         ;;
-    --reloadcmd|--reloadCmd)
+      --reloadcmd | --reloadCmd)
         _reloadcmd="$2"
         shift
         ;;
-    --password)
+      --password)
         _password="$2"
         shift
         ;;
-    --accountconf)
+      --accountconf)
         _accountconf="$2"
         ACCOUNT_CONF_PATH="$_accountconf"
         shift
         ;;
-    --home)
+      --home)
         LE_WORKING_DIR="$2"
         shift
         ;;
-    --certhome)
+      --certhome)
         _certhome="$2"
         CERT_HOME="$_certhome"
         shift
-        ;;        
-    --useragent)
+        ;;
+      --useragent)
         _useragent="$2"
         USER_AGENT="$_useragent"
         shift
         ;;
-    --accountemail )
+      --accountemail)
         _accountemail="$2"
         ACCOUNT_EMAIL="$_accountemail"
         shift
         ;;
-    --accountkey )
+      --accountkey)
         _accountkey="$2"
         ACCOUNT_KEY_PATH="$_accountkey"
         shift
         ;;
-    --days )
+      --days)
         _days="$2"
         Le_RenewalDays="$_days"
         shift
         ;;
-    --httpport )
+      --httpport)
         _httpport="$2"
         Le_HTTPPort="$_httpport"
         shift
         ;;
-    --tlsport )
+      --tlsport)
         _tlsport="$2"
         Le_TLSPort="$_tlsport"
         shift
         ;;
-        
-    --listraw )
+
+      --listraw)
         _listraw="raw"
-        ;;        
-    --stopRenewOnError|--stoprenewonerror|-se )
+        ;;
+      --stopRenewOnError | --stoprenewonerror | -se)
         _stopRenewOnError="1"
         ;;
-    --insecure)
+      --insecure)
         _insecure="1"
         HTTPS_INSECURE="1"
         ;;
-    --ca-bundle)
+      --ca-bundle)
         _ca_bundle="$(readlink -f $2)"
         CA_BUNDLE="$_ca_bundle"
         shift
         ;;
-    --nocron)
+      --nocron)
         _nocron="1"
         ;;
-    --ecc)
+      --ecc)
         _ecc="isEcc"
         ;;
-    --csr)
+      --csr)
         _csr="$2"
         shift
         ;;
-    --pre-hook)
+      --pre-hook)
         _pre_hook="$2"
         shift
         ;;
-    --post-hook)
+      --post-hook)
         _post_hook="$2"
         shift
         ;;
-    --renew-hook)
+      --renew-hook)
         _renew_hook="$2"
         shift
         ;;
-    --deploy-hook)
+      --deploy-hook)
         _deploy_hook="$2"
         shift
         ;;
-    --ocsp-must-staple|--ocsp)
+      --ocsp-must-staple | --ocsp)
         Le_OCSP_Stable="1"
         ;;
-    --log|--logfile)
+      --log | --logfile)
         _log="1"
         _logfile="$2"
-        if _startswith "$_logfile" '-' ; then
+        if _startswith "$_logfile" '-'; then
           _logfile=""
         else
           shift
         fi
         LOG_FILE="$_logfile"
-        if [ -z "$LOG_LEVEL" ] ; then
+        if [ -z "$LOG_LEVEL" ]; then
           LOG_LEVEL="$DEFAULT_LOG_LEVEL"
         fi
         ;;
-    --log-level)
+      --log-level)
         _log_level="$2"
         LOG_LEVEL="$_log_level"
         shift
         ;;
-    --auto-upgrade)
+      --auto-upgrade)
         _auto_upgrade="$2"
-        if [ -z "$_auto_upgrade" ] || _startswith "$_auto_upgrade" '-' ;  then
+        if [ -z "$_auto_upgrade" ] || _startswith "$_auto_upgrade" '-'; then
           _auto_upgrade="1"
         else
           shift
         fi
         AUTO_UPGRADE="$_auto_upgrade"
         ;;
-    --listen-v4)
+      --listen-v4)
         _listen_v4="1"
         Le_Listen_V4="$_listen_v4"
         ;;
-    --listen-v6)
+      --listen-v6)
         _listen_v6="1"
         Le_Listen_V6="$_listen_v6"
         ;;
-        
-    *)
+
+      *)
         _err "Unknown parameter : $1"
         return 1
         ;;
@@ -4452,29 +4409,29 @@ _process() {
     shift 1
   done
 
-  if [ "${_CMD}" != "install" ] ; then
+  if [ "${_CMD}" != "install" ]; then
     __initHome
     if [ "$_log" ]; then
-      if [ -z "$_logfile" ] ; then
+      if [ -z "$_logfile" ]; then
         _logfile="$DEFAULT_LOG_FILE"
       fi
     fi
-    if [ "$_logfile" ] ; then
+    if [ "$_logfile" ]; then
       _saveaccountconf "LOG_FILE" "$_logfile"
       LOG_FILE="$_logfile"
     fi
 
-    if [ "$_log_level" ] ; then
+    if [ "$_log_level" ]; then
       _saveaccountconf "LOG_LEVEL" "$_log_level"
       LOG_LEVEL="$_log_level"
     fi
-    
+
     _processAccountConf
   fi
-  
+
   _debug2 LE_WORKING_DIR "$LE_WORKING_DIR"
-  
-  if [ "$DEBUG" ] ; then
+
+  if [ "$DEBUG" ]; then
     version
   fi
 
@@ -4483,7 +4440,7 @@ _process() {
     uninstall) uninstall "$_nocron" ;;
     upgrade) upgrade ;;
     issue)
-      issue  "$_webroot"  "$_domain" "$_altdomains" "$_keylength" "$_certpath" "$_keypath" "$_capath" "$_reloadcmd" "$_fullchainpath" "$_pre_hook" "$_post_hook" "$_renew_hook" "$_local_address"
+      issue "$_webroot" "$_domain" "$_altdomains" "$_keylength" "$_certpath" "$_keypath" "$_capath" "$_reloadcmd" "$_fullchainpath" "$_pre_hook" "$_post_hook" "$_renew_hook" "$_local_address"
       ;;
     deploy)
       deploy "$_domain" "$_deploy_hook" "$_ecc"
@@ -4497,63 +4454,63 @@ _process() {
     installcert)
       installcert "$_domain" "$_certpath" "$_keypath" "$_capath" "$_reloadcmd" "$_fullchainpath" "$_ecc"
       ;;
-    renew) 
+    renew)
       renew "$_domain" "$_ecc"
       ;;
-    renewAll) 
+    renewAll)
       renewAll "$_stopRenewOnError"
       ;;
-    revoke) 
+    revoke)
       revoke "$_domain" "$_ecc"
       ;;
-    deactivate) 
+    deactivate)
       deactivate "$_domain,$_altdomains"
       ;;
-    registeraccount) 
+    registeraccount)
       registeraccount "$_accountkeylength"
       ;;
-    updateaccount) 
+    updateaccount)
       updateaccount
       ;;
-    list) 
+    list)
       list "$_listraw"
       ;;
     installcronjob) installcronjob ;;
     uninstallcronjob) uninstallcronjob ;;
     cron) cron ;;
-    toPkcs) 
+    toPkcs)
       toPkcs "$_domain" "$_password" "$_ecc"
       ;;
-    createAccountKey) 
+    createAccountKey)
       createAccountKey "$_accountkeylength"
       ;;
-    createDomainKey) 
+    createDomainKey)
       createDomainKey "$_domain" "$_keylength"
       ;;
-    createCSR) 
+    createCSR)
       createCSR "$_domain" "$_altdomains" "$_ecc"
       ;;
 
     *)
       _err "Invalid command: $_CMD"
-      showhelp;
+      showhelp
       return 1
-    ;;
+      ;;
   esac
   _ret="$?"
-  if [ "$_ret" != "0" ] ; then
+  if [ "$_ret" != "0" ]; then
     return $_ret
   fi
-  
-  if [ "${_CMD}" = "install" ] ; then
-    if [ "$_log" ] ; then
-      if [ -z "$LOG_FILE" ] ; then
+
+  if [ "${_CMD}" = "install" ]; then
+    if [ "$_log" ]; then
+      if [ -z "$LOG_FILE" ]; then
         LOG_FILE="$DEFAULT_LOG_FILE"
       fi
       _saveaccountconf "LOG_FILE" "$LOG_FILE"
     fi
-    
-    if [ "$_log_level" ] ; then
+
+    if [ "$_log_level" ]; then
       _saveaccountconf "LOG_LEVEL" "$_log_level"
     fi
     _processAccountConf
@@ -4561,24 +4518,15 @@ _process() {
 
 }
 
-
-if [ "$INSTALLONLINE" ] ; then
+if [ "$INSTALLONLINE" ]; then
   INSTALLONLINE=""
   _installOnline $BRANCH
   exit
 fi
 
-
-
-
-
 main() {
   [ -z "$1" ] && showhelp && return
-  if _startswith "$1" '-' ; then _process "$@"; else "$@";fi
+  if _startswith "$1" '-'; then _process "$@"; else "$@"; fi
 }
 
-
 main "$@"
-
-
-
diff --git a/deploy/myapi.sh b/deploy/myapi.sh
index 52e313e..5075fab 100644
--- a/deploy/myapi.sh
+++ b/deploy/myapi.sh
@@ -6,8 +6,6 @@
 #Which will be called by acme.sh to deploy the cert
 #returns 0 means success, otherwise error.
 
-
-
 ########  Public functions #####################
 
 #domain keyfile certfile cafile fullchain
@@ -17,17 +15,14 @@ myapi_deploy() {
   _ccert="$3"
   _cca="$4"
   _cfullchain="$5"
-  
+
   _debug _cdomain "$_cdomain"
   _debug _ckey "$_ckey"
   _debug _ccert "$_ccert"
   _debug _cca "$_cca"
   _debug _cfullchain "$_cfullchain"
-  
-  
+
   _err "Not implemented yet"
   return 1
 
 }
-
-
diff --git a/dnsapi/dns_cf.sh b/dnsapi/dns_cf.sh
index b2dc7eb..63acb28 100755
--- a/dnsapi/dns_cf.sh
+++ b/dnsapi/dns_cf.sh
@@ -1,54 +1,52 @@
 #!/usr/bin/env sh
 
-
 #
 #CF_Key="sdfsdfsdfljlbjkljlkjsdfoiwje"
 #
 #CF_Email="xxxx@sss.com"
 
-
 CF_Api="https://api.cloudflare.com/client/v4"
 
 ########  Public functions #####################
 
 #Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
-dns_cf_add(){
+dns_cf_add() {
   fulldomain=$1
   txtvalue=$2
-  
-  if [ -z "$CF_Key" ] || [ -z "$CF_Email" ] ; then
+
+  if [ -z "$CF_Key" ] || [ -z "$CF_Email" ]; then
     _err "You don't specify cloudflare api key and email yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf CF_Key "$CF_Key"
   _saveaccountconf CF_Email "$CF_Email"
-  
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
   _debug _domain_id "$_domain_id"
   _debug _sub_domain "$_sub_domain"
   _debug _domain "$_domain"
-  
+
   _debug "Getting txt records"
   _cf_rest GET "zones/${_domain_id}/dns_records?type=TXT&name=$fulldomain"
-  
-  if ! printf "$response" | grep \"success\":true > /dev/null ; then
+
+  if ! printf "$response" | grep \"success\":true >/dev/null; then
     _err "Error"
     return 1
   fi
-  
+
   count=$(printf "%s\n" "$response" | _egrep_o \"count\":[^,]* | cut -d : -f 2)
   _debug count "$count"
-  if [ "$count" = "0" ] ; then
+  if [ "$count" = "0" ]; then
     _info "Adding record"
-    if _cf_rest POST "zones/$_domain_id/dns_records"  "{\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
-      if printf -- "%s" "$response" | grep $fulldomain > /dev/null ; then
+    if _cf_rest POST "zones/$_domain_id/dns_records" "{\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
+      if printf -- "%s" "$response" | grep $fulldomain >/dev/null; then
         _info "Added, sleeping 10 seconds"
         sleep 10
         #todo: check if the record takes effect
@@ -61,22 +59,21 @@ dns_cf_add(){
     _err "Add txt record error."
   else
     _info "Updating record"
-    record_id=$(printf "%s\n" "$response" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \"| head -n 1)
+    record_id=$(printf "%s\n" "$response" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \" | head -n 1)
     _debug "record_id" $record_id
-    
-    _cf_rest PUT "zones/$_domain_id/dns_records/$record_id"  "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"zone_id\":\"$_domain_id\",\"zone_name\":\"$_domain\"}"
+
+    _cf_rest PUT "zones/$_domain_id/dns_records/$record_id" "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"zone_id\":\"$_domain_id\",\"zone_name\":\"$_domain\"}"
     if [ "$?" = "0" ]; then
       _info "Updated, sleeping 10 seconds"
       sleep 10
       #todo: check if the record takes effect
-      return 0;
+      return 0
     fi
     _err "Update error"
     return 1
   fi
-  
-}
 
+}
 
 #fulldomain
 dns_cf_rm() {
@@ -84,7 +81,6 @@ dns_cf_rm() {
 
 }
 
-
 ####################  Private functions bellow ##################################
 #_acme-challenge.www.domain.com
 #returns
@@ -95,20 +91,20 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  while [ '1' ] ; do
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
-    
-    if ! _cf_rest GET "zones?name=$h" ; then
+
+    if ! _cf_rest GET "zones?name=$h"; then
       return 1
     fi
-    
-    if printf $response | grep \"name\":\"$h\" >/dev/null ; then
+
+    if printf $response | grep \"name\":\"$h\" >/dev/null; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":\"[^\"]*\" | head -n 1 | cut -d : -f 2 | tr -d \")
-      if [ "$_domain_id" ] ; then
+      if [ "$_domain_id" ]; then
         _sub_domain=$(printf $domain | cut -d . -f 1-$p)
         _domain=$h
         return 0
@@ -126,24 +122,22 @@ _cf_rest() {
   ep="$2"
   data="$3"
   _debug $ep
-  
+
   _H1="X-Auth-Email: $CF_Email"
   _H2="X-Auth-Key: $CF_Key"
   _H3="Content-Type: application/json"
-  
-  if [ "$data" ] ; then
+
+  if [ "$data" ]; then
     _debug data "$data"
     response="$(_post "$data" "$CF_Api/$ep" "" $m)"
   else
     response="$(_get "$CF_Api/$ep")"
   fi
-  
-  if [ "$?" != "0" ] ; then
+
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
   return 0
 }
-
-
diff --git a/dnsapi/dns_cx.sh b/dnsapi/dns_cx.sh
index ae162d6..81eb896 100755
--- a/dnsapi/dns_cx.sh
+++ b/dnsapi/dns_cx.sh
@@ -6,10 +6,8 @@
 #
 #CX_Secret="sADDsdasdgdsf"
 
-
 CX_Api="https://www.cloudxns.net/api2"
 
-
 #REST_API
 ########  Public functions #####################
 
@@ -17,54 +15,50 @@ CX_Api="https://www.cloudxns.net/api2"
 dns_cx_add() {
   fulldomain=$1
   txtvalue=$2
-  
-  if [ -z "$CX_Key" ] || [ -z "$CX_Secret" ] ; then
+
+  if [ -z "$CX_Key" ] || [ -z "$CX_Secret" ]; then
     _err "You don't specify cloudxns.com  api key or secret yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   REST_API=$CX_Api
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf CX_Key "$CX_Key"
   _saveaccountconf CX_Secret "$CX_Secret"
-  
- 
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
-  
-  existing_records  $_domain  $_sub_domain
+
+  existing_records $_domain $_sub_domain
   _debug count "$count"
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Error get existing records."
     return 1
   fi
 
-  if [ "$count" = "0" ] ; then
+  if [ "$count" = "0" ]; then
     add_record $_domain $_sub_domain $txtvalue
   else
     update_record $_domain $_sub_domain $txtvalue
   fi
-  
-  if [ "$?" = "0" ] ; then
+
+  if [ "$?" = "0" ]; then
     return 0
   fi
   return 1
 }
 
-
-
 #fulldomain
 dns_cx_rm() {
   fulldomain=$1
 
 }
 
-
 #usage:  root  sub
 #return if the sub record already exists.
 #echos the existing records count.
@@ -73,24 +67,24 @@ existing_records() {
   _debug "Getting txt records"
   root=$1
   sub=$2
-  
-  if ! _rest GET "record/$_domain_id?:domain_id?host_id=0&offset=0&row_num=100" ; then
+
+  if ! _rest GET "record/$_domain_id?:domain_id?host_id=0&offset=0&row_num=100"; then
     return 1
   fi
   count=0
   seg=$(printf "%s\n" "$response" | _egrep_o "{[^\{]*host\":\"$_sub_domain\"[^\}]*\}")
   _debug seg "$seg"
-  if [ -z "$seg" ] ; then
+  if [ -z "$seg" ]; then
     return 0
   fi
 
-  if printf "$response" | grep '"type":"TXT"' > /dev/null ; then
+  if printf "$response" | grep '"type":"TXT"' >/dev/null; then
     count=1
     record_id=$(printf "%s\n" "$seg" | _egrep_o \"record_id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
     _debug record_id "$record_id"
-    return 0    
+    return 0
   fi
-  
+
 }
 
 #add the txt record.
@@ -100,13 +94,13 @@ add_record() {
   sub=$2
   txtvalue=$3
   fulldomain=$sub.$root
-  
+
   _info "Adding record"
-  
+
   if ! _rest POST "record" "{\"domain_id\": $_domain_id, \"host\":\"$_sub_domain\", \"value\":\"$txtvalue\", \"type\":\"TXT\",\"ttl\":600, \"line_id\":1}"; then
     return 1
   fi
-  
+
   return 0
 }
 
@@ -117,19 +111,16 @@ update_record() {
   sub=$2
   txtvalue=$3
   fulldomain=$sub.$root
-  
+
   _info "Updating record"
-  
-  if _rest PUT "record/$record_id" "{\"domain_id\": $_domain_id, \"host\":\"$_sub_domain\", \"value\":\"$txtvalue\", \"type\":\"TXT\",\"ttl\":600, \"line_id\":1}" ; then
+
+  if _rest PUT "record/$record_id" "{\"domain_id\": $_domain_id, \"host\":\"$_sub_domain\", \"value\":\"$txtvalue\", \"type\":\"TXT\",\"ttl\":600, \"line_id\":1}"; then
     return 0
   fi
-  
+
   return 1
 }
 
-
-
-
 ####################  Private functions bellow ##################################
 #_acme-challenge.www.domain.com
 #returns
@@ -140,25 +131,25 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  
-  if ! _rest GET "domain" ; then
+
+  if ! _rest GET "domain"; then
     return 1
   fi
-  
-  while [ '1' ] ; do
+
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
     _debug h "$h"
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
 
-    if printf "$response" | grep "$h." >/dev/null ; then
-      seg=$(printf "%s" "$response" | _egrep_o "\{[^\{]*\"$h\.\"[^\}]*\}" )
+    if printf "$response" | grep "$h." >/dev/null; then
+      seg=$(printf "%s" "$response" | _egrep_o "\{[^\{]*\"$h\.\"[^\}]*\}")
       _debug seg "$seg"
       _domain_id=$(printf "%s" "$seg" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
-      if [ "$_domain_id" ] ; then
+      if [ "$_domain_id" ]; then
         _sub_domain=$(printf $domain | cut -d . -f 1-$p)
         _debug _sub_domain $_sub_domain
         _domain=$h
@@ -173,7 +164,6 @@ _get_root() {
   return 1
 }
 
-
 #Usage: method  URI  data
 _rest() {
   m=$1
@@ -181,38 +171,36 @@ _rest() {
   _debug $ep
   url="$REST_API/$ep"
   _debug url "$url"
-  
-  cdate=$(date -u  "+%Y-%m-%d %H:%M:%S UTC")
+
+  cdate=$(date -u "+%Y-%m-%d %H:%M:%S UTC")
   _debug cdate "$cdate"
-  
+
   data="$3"
   _debug data "$data"
-    
+
   sec="$CX_Key$url$data$cdate$CX_Secret"
   _debug sec "$sec"
-  hmac=$(printf "$sec"| openssl md5 |cut -d " " -f 2)
+  hmac=$(printf "$sec" | openssl md5 | cut -d " " -f 2)
   _debug hmac "$hmac"
-  
+
   _H1="API-KEY: $CX_Key"
   _H2="API-REQUEST-DATE: $cdate"
   _H3="API-HMAC: $hmac"
   _H4="Content-Type: application/json"
 
-  if [ "$data" ] ; then
+  if [ "$data" ]; then
     response="$(_post "$data" "$url" "" $m)"
   else
     response="$(_get "$url")"
   fi
-  
-  if [ "$?" != "0" ] ; then
+
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
-  if ! printf "$response" | grep '"message":"success"' > /dev/null ; then
+  if ! printf "$response" | grep '"message":"success"' >/dev/null; then
     return 1
   fi
   return 0
 }
-
-
diff --git a/dnsapi/dns_dp.sh b/dnsapi/dns_dp.sh
index 898806b..4ec8da6 100755
--- a/dnsapi/dns_dp.sh
+++ b/dnsapi/dns_dp.sh
@@ -18,7 +18,7 @@ dns_dp_add() {
   fulldomain=$1
   txtvalue=$2
   
-  if [ -z "$DP_Id" ] || [ -z "$DP_Key" ] ; then
+  if [ -z "$DP_Id" ] || [ -z "$DP_Key" ]; then
     _err "You don't specify dnspod api key and key id yet."
     _err "Please create you key and try again."
     return 1
@@ -39,12 +39,12 @@ dns_dp_add() {
   
   existing_records  $_domain  $_sub_domain
   _debug count "$count"
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "Error get existing records."
     return 1
   fi
 
-  if [ "$count" = "0" ] ; then
+  if [ "$count" = "0" ]; then
     add_record $_domain $_sub_domain $txtvalue
   else
     update_record $_domain $_sub_domain $txtvalue
@@ -149,9 +149,9 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  while [ '1' ] ; do
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
       return 1;
     fi
@@ -163,7 +163,7 @@ _get_root() {
     if printf "$response" | grep "Action completed successful" >/dev/null ; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
-      if [ "$_domain_id" ] ; then
+      if [ "$_domain_id" ]; then
         _sub_domain=$(printf $domain | cut -d . -f 1-$p)
         _debug _sub_domain $_sub_domain
         _domain=$h
@@ -189,14 +189,14 @@ _rest() {
   
   _debug url "$url"
   
-  if [ "$data" ] ; then
+  if [ "$data" ]; then
     _debug2 data "$data"
     response="$(_post $data "$url")"
   else
     response="$(_get "$url")"
   fi
   
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
diff --git a/dnsapi/dns_gd.sh b/dnsapi/dns_gd.sh
index 0f399b4..51ca8db 100755
--- a/dnsapi/dns_gd.sh
+++ b/dnsapi/dns_gd.sh
@@ -6,39 +6,37 @@
 #
 #GD_Secret="asdfsdfsfsdfsdfdfsdf"
 
-
 GD_Api="https://api.godaddy.com/v1"
 
 ########  Public functions #####################
 
 #Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
-dns_gd_add(){
+dns_gd_add() {
   fulldomain=$1
   txtvalue=$2
-  
-  if [ -z "$GD_Key" ] || [ -z "$GD_Secret" ] ; then
+
+  if [ -z "$GD_Key" ] || [ -z "$GD_Secret" ]; then
     _err "You don't specify godaddy api key and secret yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf GD_Key "$GD_Key"
   _saveaccountconf GD_Secret "$GD_Secret"
-  
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
   _debug _domain_id "$_domain_id"
   _debug _sub_domain "$_sub_domain"
   _debug _domain "$_domain"
-  
 
   _info "Adding record"
-  if _gd_rest PUT "domains/$_domain/records/TXT/$_sub_domain"  "[{\"data\":\"$txtvalue\"}]"; then
-    if [ "$response" = "{}" ] ; then
+  if _gd_rest PUT "domains/$_domain/records/TXT/$_sub_domain" "[{\"data\":\"$txtvalue\"}]"; then
+    if [ "$response" = "{}" ]; then
       _info "Added, sleeping 10 seconds"
       sleep 10
       #todo: check if the record takes effect
@@ -50,10 +48,8 @@ dns_gd_add(){
     fi
   fi
   _err "Add txt record error."
-  
-}
-
 
+}
 
 #fulldomain
 dns_gd_rm() {
@@ -61,9 +57,6 @@ dns_gd_rm() {
 
 }
 
-
-
-
 ####################  Private functions bellow ##################################
 #_acme-challenge.www.domain.com
 #returns
@@ -74,18 +67,18 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  while [ '1' ] ; do
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
-    
-    if ! _gd_rest GET "domains/$h" ; then
+
+    if ! _gd_rest GET "domains/$h"; then
       return 1
     fi
-    
-    if printf "$response" | grep '"code":"NOT_FOUND"' >/dev/null ; then
+
+    if printf "$response" | grep '"code":"NOT_FOUND"' >/dev/null; then
       _debug "$h not found"
     else
       _sub_domain=$(printf $domain | cut -d . -f 1-$p)
@@ -103,23 +96,21 @@ _gd_rest() {
   ep="$2"
   data="$3"
   _debug $ep
-  
+
   _H1="Authorization: sso-key $GD_Key:$GD_Secret"
   _H2="Content-Type: application/json"
-  
-  if [ "$data" ] ; then
+
+  if [ "$data" ]; then
     _debug data "$data"
     response="$(_post "$data" "$GD_Api/$ep" "" $m)"
   else
     response="$(_get "$GD_Api/$ep")"
   fi
-  
-  if [ "$?" != "0" ] ; then
+
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
   return 0
 }
-
-
diff --git a/dnsapi/dns_lexicon.sh b/dnsapi/dns_lexicon.sh
index 34f7637..847b999 100755
--- a/dnsapi/dns_lexicon.sh
+++ b/dnsapi/dns_lexicon.sh
@@ -13,15 +13,15 @@ wiki="https://github.com/Neilpang/acme.sh/wiki/How-to-use-lexicon-dns-api"
 dns_lexicon_add() {
   fulldomain=$1
   txtvalue=$2
-  
+
   domain=$(printf "$fulldomain" | cut -d . -f 2-999)
-  
-  if ! _exists $lexicon_cmd ; then
+
+  if ! _exists $lexicon_cmd; then
     _err "Please install $lexicon_cmd first: $wiki"
     return 1
   fi
-  
-  if [ -z "$PROVIDER" ] ; then
+
+  if [ -z "$PROVIDER" ]; then
     _err "Please define env PROVIDER first: $wiki"
     return 1
   fi
@@ -29,34 +29,34 @@ dns_lexicon_add() {
   _savedomainconf PROVIDER "$PROVIDER"
   export PROVIDER
 
-  Lx_name=$(echo LEXICON_${PROVIDER}_USERNAME |  tr [a-z] [A-Z])
+  Lx_name=$(echo LEXICON_${PROVIDER}_USERNAME | tr [a-z] [A-Z])
   eval Lx_name_v="\$$Lx_name"
   _debug "$Lx_name" "$Lx_name_v"
-  if [ "$Lx_name_v" ] ; then
+  if [ "$Lx_name_v" ]; then
     _saveaccountconf $Lx_name "$Lx_name_v"
     export "$Lx_name"
   fi
-  
-  Lx_token=$(echo LEXICON_${PROVIDER}_TOKEN |  tr [a-z] [A-Z])
+
+  Lx_token=$(echo LEXICON_${PROVIDER}_TOKEN | tr [a-z] [A-Z])
   eval Lx_token_v="\$$Lx_token"
   _debug "$Lx_token" "$Lx_token_v"
-  if [ "$Lx_token_v" ] ; then
+  if [ "$Lx_token_v" ]; then
     _saveaccountconf $Lx_token "$Lx_token_v"
     export "$Lx_token"
   fi
-  
-  Lx_password=$(echo LEXICON_${PROVIDER}_PASSWORD |  tr [a-z] [A-Z])
+
+  Lx_password=$(echo LEXICON_${PROVIDER}_PASSWORD | tr [a-z] [A-Z])
   eval Lx_password_v="\$$Lx_password"
   _debug "$Lx_password" "$Lx_password_v"
-  if [ "$Lx_password_v" ] ; then
+  if [ "$Lx_password_v" ]; then
     _saveaccountconf $Lx_password "$Lx_password_v"
     export "$Lx_password"
   fi
-  
-  Lx_domaintoken=$(echo LEXICON_${PROVIDER}_DOMAINTOKEN |  tr [a-z] [A-Z])
+
+  Lx_domaintoken=$(echo LEXICON_${PROVIDER}_DOMAINTOKEN | tr [a-z] [A-Z])
   eval Lx_domaintoken_v="\$$Lx_domaintoken"
   _debug "$Lx_domaintoken" "$Lx_domaintoken_v"
-  if [ "$Lx_domaintoken_v" ] ; then
+  if [ "$Lx_domaintoken_v" ]; then
     export "$Lx_domaintoken"
     _saveaccountconf $Lx_domaintoken "$Lx_domaintoken_v"
   fi
@@ -65,14 +65,8 @@ dns_lexicon_add() {
 
 }
 
-
 #fulldomain
 dns_lexicon_rm() {
   fulldomain=$1
 
 }
-
-
-
-
-
diff --git a/dnsapi/dns_lua.sh b/dnsapi/dns_lua.sh
index a59e0d0..efd197c 100644
--- a/dnsapi/dns_lua.sh
+++ b/dnsapi/dns_lua.sh
@@ -16,40 +16,40 @@ LUA_auth=$(printf $LUA_Email:$LUA_Key | _base64)
 dns_lua_add() {
   fulldomain=$1
   txtvalue=$2
-  
-  if [ -z "$LUA_Key" ] || [ -z "$LUA_Email" ] ; then
+
+  if [ -z "$LUA_Key" ] || [ -z "$LUA_Email" ]; then
     _err "You don't specify luadns api key and email yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf LUA_Key "$LUA_Key"
   _saveaccountconf LUA_Email "$LUA_Email"
-  
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
   _debug _domain_id "$_domain_id"
   _debug _sub_domain "$_sub_domain"
   _debug _domain "$_domain"
-  
+
   _debug "Getting txt records"
   _LUA_rest GET "zones/${_domain_id}/records"
-  
-  if ! printf "$response" | grep \"id\": > /dev/null ; then
+
+  if ! printf "$response" | grep \"id\": >/dev/null; then
     _err "Error"
     return 1
   fi
-  
+
   count=$(printf "%s\n" "$response" | _egrep_o \"name\":\"$fulldomain\" | wc -l)
   _debug count "$count"
-  if [ "$count" = "0" ] ; then
+  if [ "$count" = "0" ]; then
     _info "Adding record"
-    if _LUA_rest POST "zones/$_domain_id/records"  "{\"type\":\"TXT\",\"name\":\"$fulldomain.\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
-      if printf -- "%s" "$response" | grep $fulldomain > /dev/null ; then
+    if _LUA_rest POST "zones/$_domain_id/records" "{\"type\":\"TXT\",\"name\":\"$fulldomain.\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
+      if printf -- "%s" "$response" | grep $fulldomain >/dev/null; then
         _info "Added"
         #todo: check if the record takes effect
         return 0
@@ -61,21 +61,20 @@ dns_lua_add() {
     _err "Add txt record error."
   else
     _info "Updating record"
-    record_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]*,\"name\":\"$fulldomain.\",\"type\":\"TXT\" | cut -d: -f2|cut -d, -f1 )
+    record_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]*,\"name\":\"$fulldomain.\",\"type\":\"TXT\" | cut -d: -f2 | cut -d, -f1)
     _debug "record_id" $record_id
-    
-    _LUA_rest PUT "zones/$_domain_id/records/$record_id"  "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$fulldomain.\",\"content\":\"$txtvalue\",\"zone_id\":\"$_domain_id\",\"ttl\":120}"
+
+    _LUA_rest PUT "zones/$_domain_id/records/$record_id" "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$fulldomain.\",\"content\":\"$txtvalue\",\"zone_id\":\"$_domain_id\",\"ttl\":120}"
     if [ "$?" = "0" ]; then
       _info "Updated!"
       #todo: check if the record takes effect
-      return 0;
+      return 0
     fi
     _err "Update error"
     return 1
   fi
-  
-}
 
+}
 
 #fulldomain
 dns_lua_rm() {
@@ -83,7 +82,6 @@ dns_lua_rm() {
 
 }
 
-
 ####################  Private functions bellow ##################################
 #_acme-challenge.www.domain.com
 #returns
@@ -94,19 +92,19 @@ _get_root() {
   domain=$1
   i=2
   p=1
-    if ! _LUA_rest GET "zones" ; then
-      return 1
-    fi
-	while [ '1' ] ; do
+  if ! _LUA_rest GET "zones"; then
+    return 1
+  fi
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
-    
-    if printf $response | grep \"name\":\"$h\" >/dev/null ; then
+
+    if printf $response | grep \"name\":\"$h\" >/dev/null; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]*,\"name\":\"$h\" | cut -d : -f 2 | cut -d , -f 1)
-      if [ "$_domain_id" ] ; then
+      if [ "$_domain_id" ]; then
         _sub_domain=$(printf $domain | cut -d . -f 1-$p)
         _domain=$h
         return 0
@@ -124,22 +122,20 @@ _LUA_rest() {
   ep="$2"
   data="$3"
   _debug $ep
-  
+
   _H1="Accept: application/json"
   _H2="Authorization: Basic $LUA_auth"
-  if [ "$data" ] ; then
+  if [ "$data" ]; then
     _debug data "$data"
     response="$(_post "$data" "$LUA_Api/$ep" "" $m)"
   else
     response="$(_get "$LUA_Api/$ep")"
   fi
-  
-  if [ "$?" != "0" ] ; then
+
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
   return 0
 }
-
-
diff --git a/dnsapi/dns_myapi.sh b/dnsapi/dns_myapi.sh
index 73b1ea8..813a2ed 100755
--- a/dnsapi/dns_myapi.sh
+++ b/dnsapi/dns_myapi.sh
@@ -6,8 +6,6 @@
 #Which will be called by acme.sh to add the txt record to your api system.
 #returns 0 means success, otherwise error.
 
-
-
 ########  Public functions #####################
 
 #Usage: dns_myapi_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
@@ -15,21 +13,18 @@ dns_myapi_add() {
   fulldomain=$1
   txtvalue=$2
   _err "Not implemented!"
-  return 1;
+  return 1
 }
 
-
-
 #fulldomain
 dns_myapi_rm() {
   fulldomain=$1
 
 }
 
-
 ####################  Private functions bellow ##################################
 _info() {
-  if [ -z "$2" ] ; then
+  if [ -z "$2" ]; then
     echo "[$(date)] $1"
   else
     echo "[$(date)] $1='$2'"
@@ -42,7 +37,7 @@ _err() {
 }
 
 _debug() {
-  if [ -z "$DEBUG" ] ; then
+  if [ -z "$DEBUG" ]; then
     return
   fi
   _err "$@"
@@ -50,8 +45,8 @@ _debug() {
 }
 
 _debug2() {
-  if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ] ; then
+  if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
     _debug "$@"
   fi
   return
-}
\ No newline at end of file
+}
diff --git a/dnsapi/dns_ovh.sh b/dnsapi/dns_ovh.sh
index b31d02f..782c083 100755
--- a/dnsapi/dns_ovh.sh
+++ b/dnsapi/dns_ovh.sh
@@ -1,6 +1,5 @@
 #!/usr/bin/env sh
 
-
 #Applcation Key
 #OVH_AK="sdfsdfsdfljlbjkljlkjsdfoiwje"
 #
@@ -10,10 +9,8 @@
 #Consumer Key
 #OVH_CK="sdfsdfsdfsdfsdfdsf"
 
-
 #OVH_END_POINT=ovh-eu
 
-
 #'ovh-eu'
 OVH_EU='https://eu.api.ovh.com/1.0'
 
@@ -35,121 +32,116 @@ SYS_CA='https://ca.api.soyoustart.com/1.0'
 #'runabove-ca'
 RAV_CA='https://api.runabove.com/1.0'
 
-
 wiki="https://github.com/Neilpang/acme.sh/wiki/How-to-use-OVH-domain-api"
 
 ovh_success="https://github.com/Neilpang/acme.sh/wiki/OVH-Success"
 
-
-
 _ovh_get_api() {
   _ogaep="$1"
 
   case "${_ogaep}" in
-    
-    ovh-eu|ovheu)
-        printf "%s" $OVH_EU
-        return
-        ;;
-    ovh-ca|ovhca)
-        printf "%s" $OVH_CA
-        return
-        ;;
-    kimsufi-eu|kimsufieu)
-        printf "%s" $KSF_EU
-        return
-        ;;
-    kimsufi-ca|kimsufica)
-        printf "%s" $KSF_CA
-        return
-        ;;
-    soyoustart-eu|soyoustarteu)
-        printf "%s" $SYS_EU
-        return
-        ;;
-    soyoustart-ca|soyoustartca)
-        printf "%s" $SYS_CA
-        return
-        ;;      
-    runabove-ca|runaboveca)
-        printf "%s" $RAV_CA
-        return
-        ;;       
-        
-        
+
+    ovh-eu | ovheu)
+      printf "%s" $OVH_EU
+      return
+      ;;
+    ovh-ca | ovhca)
+      printf "%s" $OVH_CA
+      return
+      ;;
+    kimsufi-eu | kimsufieu)
+      printf "%s" $KSF_EU
+      return
+      ;;
+    kimsufi-ca | kimsufica)
+      printf "%s" $KSF_CA
+      return
+      ;;
+    soyoustart-eu | soyoustarteu)
+      printf "%s" $SYS_EU
+      return
+      ;;
+    soyoustart-ca | soyoustartca)
+      printf "%s" $SYS_CA
+      return
+      ;;
+    runabove-ca | runaboveca)
+      printf "%s" $RAV_CA
+      return
+      ;;
+
     *)
-        _err "Unknown parameter : $1"
-        return 1
-        ;;
-    esac
+
+      _err "Unknown parameter : $1"
+      return 1
+      ;;
+  esac
 }
 
 ########  Public functions #####################
 
 #Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
-dns_ovh_add(){
+dns_ovh_add() {
   fulldomain=$1
   txtvalue=$2
-  
-  if [ -z "$OVH_AK" ] || [ -z "$OVH_AS" ] ; then
+
+  if [ -z "$OVH_AK" ] || [ -z "$OVH_AS" ]; then
     _err "You don't specify OVH application key and application secret yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf OVH_AK "$OVH_AK"
   _saveaccountconf OVH_AS "$OVH_AS"
-  
-  
-  if [ -z "$OVH_END_POINT" ] ; then
+
+  if [ -z "$OVH_END_POINT" ]; then
     OVH_END_POINT="ovh-eu"
   fi
   _info "Using OVH endpoint: $OVH_END_POINT"
-  if [ "$OVH_END_POINT" != "ovh-eu" ] ; then
-  _saveaccountconf OVH_END_POINT "$OVH_END_POINT"
+  if [ "$OVH_END_POINT" != "ovh-eu" ]; then
+    _saveaccountconf OVH_END_POINT "$OVH_END_POINT"
   fi
-  
-  OVH_API="$(_ovh_get_api $OVH_END_POINT )"
+
+  OVH_API="$(_ovh_get_api $OVH_END_POINT)"
   _debug OVH_API "$OVH_API"
 
-  if [ -z "$OVH_CK" ] ; then
+  if [ -z "$OVH_CK" ]; then
     _info "OVH consumer key is empty, Let's get one:"
-    if ! _ovh_authentication ; then
+    if ! _ovh_authentication; then
       _err "Can not get consumer key."
     fi
     #return and wait for retry.
-    return 1;
+    return 1
   fi
-  
-  
+
   _info "Checking authentication"
-  
+
   response="$(_ovh_rest GET "domain/")"
-  if _contains "$response" "INVALID_CREDENTIAL" ; then
+  if _contains "$response" "INVALID_CREDENTIAL"; then
     _err "The consumer key is invalid: $OVH_CK"
     _err "Please retry to create a new one."
-    _clearaccountconf  OVH_CK
+    _clearaccountconf OVH_CK
     return 1
   fi
   _info "Consumer key is ok."
-  
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
   _debug _domain_id "$_domain_id"
   _debug _sub_domain "$_sub_domain"
   _debug _domain "$_domain"
-  
+
   _debug "Getting txt records"
   _ovh_rest GET "domain/zone/$_domain/record?fieldType=TXT&subDomain=$_sub_domain"
-    
-  if  _contains "$response" '\[\]' || _contains "$response" "This service does not exist" ; then
+
+  if _contains "$response" '\[\]' || _contains "$response" "This service does not exist"; then
     _info "Adding record"
-    if _ovh_rest POST "domain/zone/$_domain/record"  "{\"fieldType\":\"TXT\",\"subDomain\":\"$_sub_domain\",\"target\":\"$txtvalue\",\"ttl\":60}"; then
-      if _contains "$response" "$txtvalue" ; then
+    if _ovh_rest POST "domain/zone/$_domain/record" "{\"fieldType\":\"TXT\",\"subDomain\":\"$_sub_domain\",\"target\":\"$txtvalue\",\"ttl\":60}"; then
+      if _contains "$response" "$txtvalue"; then
         _ovh_rest POST "domain/zone/$_domain/refresh"
         _debug "Refresh:$response"
         _info "Added, sleeping 10 seconds"
@@ -161,27 +153,26 @@ dns_ovh_add(){
   else
     _info "Updating record"
     record_id=$(printf "%s" "$response" | tr -d "[]" | cut -d , -f 1)
-    if [ -z "$record_id" ] ; then
+    if [ -z "$record_id" ]; then
       _err "Can not get record id."
       return 1
     fi
     _debug "record_id" $record_id
 
-    if _ovh_rest PUT "domain/zone/$_domain/record/$record_id"  "{\"target\":\"$txtvalue\",\"subDomain\":\"$_sub_domain\",\"ttl\":60}" ; then
-      if _contains "$response" "null" ; then
+    if _ovh_rest PUT "domain/zone/$_domain/record/$record_id" "{\"target\":\"$txtvalue\",\"subDomain\":\"$_sub_domain\",\"ttl\":60}"; then
+      if _contains "$response" "null"; then
         _ovh_rest POST "domain/zone/$_domain/refresh"
         _debug "Refresh:$response"
         _info "Updated, sleeping 10 seconds"
         sleep 10
-        return 0;
+        return 0
       fi
     fi
     _err "Update error"
     return 1
   fi
-  
-}
 
+}
 
 #fulldomain
 dns_ovh_rm() {
@@ -189,45 +180,43 @@ dns_ovh_rm() {
 
 }
 
-
 ####################  Private functions bellow ##################################
 
 _ovh_authentication() {
-  
+
   _H1="X-Ovh-Application: $OVH_AK"
   _H2="Content-type: application/json"
   _H3=""
   _H4=""
-  
+
   _ovhdata='{"accessRules": [{"method": "GET","path": "/*"},{"method": "POST","path": "/*"},{"method": "PUT","path": "/*"},{"method": "DELETE","path": "/*"}],"redirection":"'$ovh_success'"}'
-  
+
   response="$(_post "$_ovhdata" "$OVH_API/auth/credential")"
   _debug3 response "$response"
   validationUrl="$(echo "$response" | _egrep_o "validationUrl\":\"[^\"]*\"" | _egrep_o "http.*\"" | tr -d '"')"
-  if [ -z "$validationUrl" ] ; then
+  if [ -z "$validationUrl" ]; then
     _err "Unable to get validationUrl"
     return 1
   fi
   _debug validationUrl "$validationUrl"
-  
+
   consumerKey="$(echo "$response" | _egrep_o "consumerKey\":\"[^\"]*\"" | cut -d : -f 2 | tr -d '"')"
-  if [ -z "$consumerKey" ] ; then
+  if [ -z "$consumerKey" ]; then
     _err "Unable to get consumerKey"
     return 1
   fi
   _debug consumerKey "$consumerKey"
-  
+
   OVH_CK="$consumerKey"
   _saveaccountconf OVH_CK "$OVH_CK"
-  
-  _info "Please open this link to do authentication: $(__green "$validationUrl" )"
 
-  _info "Here is a guide for you: $(__green "$wiki" )"
+  _info "Please open this link to do authentication: $(__green "$validationUrl")"
+
+  _info "Here is a guide for you: $(__green "$wiki")"
   _info "Please retry after the authentication is done."
 
 }
 
-
 #_acme-challenge.www.domain.com
 #returns
 # _sub_domain=_acme-challenge.www
@@ -237,18 +226,18 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  while [ '1' ] ; do
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
-    
-    if ! _ovh_rest GET "domain/zone/$h" ; then
+
+    if ! _ovh_rest GET "domain/zone/$h"; then
       return 1
     fi
-    
-    if ! _contains "$response" "This service does not exist" >/dev/null ; then
+
+    if ! _contains "$response" "This service does not exist" >/dev/null; then
       _sub_domain=$(printf $domain | cut -d . -f 1-$p)
       _domain=$h
       return 0
@@ -273,8 +262,7 @@ _ovh_rest() {
   ep="$2"
   data="$3"
   _debug $ep
-  
-  
+
   _ovh_url="$OVH_API/$ep"
   _debug2 _ovh_url "$_ovh_url"
   _ovh_t="$(_ovh_timestamp)"
@@ -283,7 +271,6 @@ _ovh_rest() {
   _debug _ovh_p "$_ovh_p"
   _ovh_hex="$(printf "%s" "$_ovh_p" | _digest sha1 hex)"
   _debug2 _ovh_hex "$_ovh_hex"
-  
 
   _H1="X-Ovh-Application: $OVH_AK"
   _H2="X-Ovh-Signature: \$1\$$_ovh_hex"
@@ -291,19 +278,17 @@ _ovh_rest() {
   _H3="X-Ovh-Timestamp: $_ovh_t"
   _H4="X-Ovh-Consumer: $OVH_CK"
   _H5="Content-Type: application/json;charset=utf-8"
-  if [ "$data" ] || [ "$m" = "POST" ] || [ "$m" = "PUT" ] ; then
+  if [ "$data" ] || [ "$m" = "POST" ] || [ "$m" = "PUT" ]; then
     _debug data "$data"
     response="$(_post "$data" "$_ovh_url" "" $m)"
   else
     response="$(_get "$_ovh_url")"
   fi
-  
-  if [ "$?" != "0" ] ; then
+
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
   return 0
 }
-
-
diff --git a/dnsapi/dns_pdns.sh b/dnsapi/dns_pdns.sh
index aa7a2c4..ec82bfe 100755
--- a/dnsapi/dns_pdns.sh
+++ b/dnsapi/dns_pdns.sh
@@ -16,25 +16,25 @@ dns_pdns_add() {
   fulldomain=$1
   txtvalue=$2
 
-  if [ -z "$PDNS_Url" ] ; then
+  if [ -z "$PDNS_Url" ]; then
     _err "You don't specify PowerDNS address."
     _err "Please set PDNS_Url and try again."
     return 1
   fi
 
-  if [ -z "$PDNS_ServerId" ] ; then
+  if [ -z "$PDNS_ServerId" ]; then
     _err "You don't specify PowerDNS server id."
     _err "Please set you PDNS_ServerId and try again."
     return 1
   fi
 
-  if [ -z "$PDNS_Token" ] ; then
+  if [ -z "$PDNS_Token" ]; then
     _err "You don't specify PowerDNS token."
     _err "Please create you PDNS_Token and try again."
     return 1
   fi
 
-  if [ -z "$PDNS_Ttl" ] ; then
+  if [ -z "$PDNS_Ttl" ]; then
     PDNS_Ttl=$DEFAULT_PDNS_TTL
   fi
 
@@ -42,44 +42,42 @@ dns_pdns_add() {
   _saveaccountconf PDNS_Url "$PDNS_Url"
   _saveaccountconf PDNS_ServerId "$PDNS_ServerId"
   _saveaccountconf PDNS_Token "$PDNS_Token"
-  
-  if [ "$PDNS_Ttl" != "$DEFAULT_PDNS_TTL" ] ; then
+
+  if [ "$PDNS_Ttl" != "$DEFAULT_PDNS_TTL" ]; then
     _saveaccountconf PDNS_Ttl "$PDNS_Ttl"
   fi
 
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
   _debug _domain "$_domain"
 
-  if ! set_record "$_domain" "$fulldomain" "$txtvalue" ; then
+  if ! set_record "$_domain" "$fulldomain" "$txtvalue"; then
     return 1
   fi
 
   return 0
 }
 
-
 #fulldomain
 dns_pdns_rm() {
   fulldomain=$1
 
 }
 
-
 set_record() {
   _info "Adding record"
   root=$1
   full=$2
   txtvalue=$3
 
-  if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root." "{\"rrsets\": [{\"name\": \"$full.\", \"changetype\": \"REPLACE\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [{\"name\": \"$full.\", \"type\": \"TXT\", \"content\": \"\\\"$txtvalue\\\"\", \"disabled\": false, \"ttl\": $PDNS_Ttl}]}]}" ; then
+  if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root." "{\"rrsets\": [{\"name\": \"$full.\", \"changetype\": \"REPLACE\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [{\"name\": \"$full.\", \"type\": \"TXT\", \"content\": \"\\\"$txtvalue\\\"\", \"disabled\": false, \"ttl\": $PDNS_Ttl}]}]}"; then
     _err "Set txt record error."
     return 1
   fi
-  if ! _pdns_rest "PUT" "/api/v1/servers/$PDNS_ServerId/zones/$root./notify" ; then
+  if ! _pdns_rest "PUT" "/api/v1/servers/$PDNS_ServerId/zones/$root./notify"; then
     _err "Notify servers error."
     return 1
   fi
@@ -95,17 +93,17 @@ _get_root() {
   i=1
   p=1
 
-  if _pdns_rest "GET" "/api/v1/servers/$PDNS_ServerId/zones" ; then
+  if _pdns_rest "GET" "/api/v1/servers/$PDNS_ServerId/zones"; then
     _zones_response=$response
   fi
 
-  while [ '1' ] ; do
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       return 1
     fi
 
-    if printf "$_zones_response" | grep "\"name\": \"$h.\"" >/dev/null ; then
+    if printf "$_zones_response" | grep "\"name\": \"$h.\"" >/dev/null; then
       _domain=$h
       return 0
     fi
@@ -124,18 +122,18 @@ _pdns_rest() {
 
   _H1="X-API-Key: $PDNS_Token"
 
-  if [ ! "$method" = "GET" ] ; then
+  if [ ! "$method" = "GET" ]; then
     _debug data "$data"
     response="$(_post "$data" "$PDNS_Url$ep" "" "$method")"
   else
     response="$(_get "$PDNS_Url$ep")"
   fi
 
-  if [ "$?" != "0" ] ; then
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
 
   return 0
-}
\ No newline at end of file
+}

From 439580b91beb02635ce3d76895d44970ceadb083 Mon Sep 17 00:00:00 2001
From: root <root@hk2.firstvm.net>
Date: Wed, 9 Nov 2016 20:01:27 +0800
Subject: [PATCH 04/21] apply shfmt to dns_dp api.

---
 dnsapi/dns_dp.sh  | 86 ++++++++++++++++++++---------------------------
 dnsapi/dns_lua.sh |  0
 2 files changed, 36 insertions(+), 50 deletions(-)
 mode change 100644 => 100755 dnsapi/dns_lua.sh

diff --git a/dnsapi/dns_dp.sh b/dnsapi/dns_dp.sh
index 4ec8da6..8861bfc 100755
--- a/dnsapi/dns_dp.sh
+++ b/dnsapi/dns_dp.sh
@@ -6,10 +6,8 @@
 #
 #DP_Key="sADDsdasdgdsf"
 
-
 DP_Api="https://dnsapi.cn"
 
-
 #REST_API
 ########  Public functions #####################
 
@@ -17,27 +15,26 @@ DP_Api="https://dnsapi.cn"
 dns_dp_add() {
   fulldomain=$1
   txtvalue=$2
-  
+
   if [ -z "$DP_Id" ] || [ -z "$DP_Key" ]; then
     _err "You don't specify dnspod api key and key id yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   REST_API=$DP_Api
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf DP_Id "$DP_Id"
   _saveaccountconf DP_Key "$DP_Key"
-  
- 
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
-  
-  existing_records  $_domain  $_sub_domain
+
+  existing_records $_domain $_sub_domain
   _debug count "$count"
   if [ "$?" != "0" ]; then
     _err "Error get existing records."
@@ -51,15 +48,12 @@ dns_dp_add() {
   fi
 }
 
-
 #fulldomain
 dns_dp_rm() {
   fulldomain=$1
 
 }
 
-
-
 #usage:  root  sub
 #return if the sub record already exists.
 #echos the existing records count.
@@ -68,26 +62,25 @@ existing_records() {
   _debug "Getting txt records"
   root=$1
   sub=$2
-  
+
   if ! _rest POST "Record.List" "login_token=$DP_Id,$DP_Key&domain_id=$_domain_id&sub_domain=$_sub_domain"; then
-      return 1
+    return 1
   fi
-  
-  if  printf "$response" | grep 'No records' ; then
-      count=0;
-      return 0
+
+  if printf "$response" | grep 'No records'; then
+    count=0
+    return 0
   fi
-    
-  if printf "$response" | grep "Action completed successful" >/dev/null ; then
+
+  if printf "$response" | grep "Action completed successful" >/dev/null; then
     count=$(printf "$response" | grep '<type>TXT</type>' | wc -l)
     record_id=$(printf "$response" | grep '^<id>' | tail -1 | cut -d '>' -f 2 | cut -d '<' -f 1)
-    return 0    
+    return 0
   else
     _err "get existing records error."
     return 1
   fi
-  
-  
+
   count=0
 }
 
@@ -98,19 +91,18 @@ add_record() {
   sub=$2
   txtvalue=$3
   fulldomain=$sub.$root
-  
+
   _info "Adding record"
-  
+
   if ! _rest POST "Record.Create" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认"; then
     return 1
   fi
-  
-  if printf "$response" | grep "Action completed successful" ; then
-  
+
+  if printf "$response" | grep "Action completed successful"; then
+
     return 0
   fi
-  
-  
+
   return 1 #error
 }
 
@@ -121,24 +113,21 @@ update_record() {
   sub=$2
   txtvalue=$3
   fulldomain=$sub.$root
-  
+
   _info "Updating record"
-  
+
   if ! _rest POST "Record.Modify" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认&record_id=$record_id"; then
     return 1
   fi
-  
-  if printf "$response" | grep "Action completed successful" ; then
-  
+
+  if printf "$response" | grep "Action completed successful"; then
+
     return 0
   fi
-  
+
   return 1 #error
 }
 
-
-
-
 ####################  Private functions bellow ##################################
 #_acme-challenge.www.domain.com
 #returns
@@ -153,14 +142,14 @@ _get_root() {
     h=$(printf $domain | cut -d . -f $i-100)
     if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
-    
+
     if ! _rest POST "Domain.Info" "login_token=$DP_Id,$DP_Key&format=json&domain=$h"; then
       return 1
     fi
-    
-    if printf "$response" | grep "Action completed successful" >/dev/null ; then
+
+    if printf "$response" | grep "Action completed successful" >/dev/null; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
@@ -178,7 +167,6 @@ _get_root() {
   return 1
 }
 
-
 #Usage: method  URI  data
 _rest() {
   m=$1
@@ -186,16 +174,16 @@ _rest() {
   data="$3"
   _debug $ep
   url="$REST_API/$ep"
-  
+
   _debug url "$url"
-  
+
   if [ "$data" ]; then
     _debug2 data "$data"
     response="$(_post $data "$url")"
   else
     response="$(_get "$url")"
   fi
-  
+
   if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
@@ -203,5 +191,3 @@ _rest() {
   _debug2 response "$response"
   return 0
 }
-
-
diff --git a/dnsapi/dns_lua.sh b/dnsapi/dns_lua.sh
old mode 100644
new mode 100755

From f530a5074be442512ff7181b0c4f4a6ead293d9a Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 20:05:52 +0800
Subject: [PATCH 05/21] fix CI exit code

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 6b71b4b..f363dbe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,4 +8,4 @@ script:
   - curl -sSL $SHFMT_URL -o ~/shfmt
   - chmod +x ~/shfmt
   - ~/shfmt -l -w -i 2 .
-  - git diff --exit-code || echo "Run shfmt to fix the formatting issues"
+  - git diff --exit-code || (echo "Run shfmt to fix the formatting issues" && false)

From 95e06de5ded62826ef503d05121eadf7f9cb6c66 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 20:45:57 +0800
Subject: [PATCH 06/21] fix for shellcheck

---
 acme.sh | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/acme.sh b/acme.sh
index 47a4f6d..cba4905 100755
--- a/acme.sh
+++ b/acme.sh
@@ -119,7 +119,7 @@ _dlg_versions() {
 
 _log() {
   [ -z "$LOG_FILE" ] && return
-  _printargs "$@" >>$LOG_FILE
+  _printargs "$@" >>"$LOG_FILE"
 }
 
 _info() {
@@ -229,12 +229,12 @@ _getfield() {
 
   _ffi=$_findex
   while [ "$_ffi" -gt "0" ]; do
-    _fv="$(echo "$_str" | cut -d $_sep -f $_ffi)"
+    _fv="$(echo "$_str" | cut -d $_sep -f "$_ffi")"
     if [ "$_fv" ]; then
       printf -- "%s" "$_fv"
       return 0
     fi
-    _ffi="$(_math $_ffi - 1)"
+    _ffi="$(_math "$_ffi" - 1)"
   done
 
   printf -- "%s" "$_str"
@@ -312,21 +312,21 @@ _h2b() {
       fi
       printf "\x$h"
     else
-      ic="$(printf $hex | cut -c $i)"
-      jc="$(printf $hex | cut -c $j)"
+      ic="$(printf "%s" "$hex" | cut -c $i)"
+      jc="$(printf "%s" "$hex" | cut -c $j)"
       if [ -z "$ic$jc" ]; then
         break
       fi
       ic="$(_h_char_2_dec "$ic")"
       jc="$(_h_char_2_dec "$jc")"
-      printf '\'"$(printf %o "$(_math $ic \* 16 + $jc)")"
+      printf '\'"$(printf "%o" "$(_math "$ic" \* 16 + $jc)")"
     fi
     if [ "$uselet" ]; then
       let "i+=2" >/dev/null
       let "j+=2" >/dev/null
     else
-      i="$(_math $i + 2)"
-      j="$(_math $j + 2)"
+      i="$(_math "$i" + 2)"
+      j="$(_math "$j" + 2)"
     fi
   done
 }
@@ -419,9 +419,9 @@ _digest() {
 
   if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ]; then
     if [ "$outputhex" ]; then
-      openssl dgst -$alg -hex | cut -d = -f 2 | tr -d ' '
+      openssl dgst -"$alg" -hex | cut -d = -f 2 | tr -d ' '
     else
-      openssl dgst -$alg -binary | _base64
+      openssl dgst -"$alg" -binary | _base64
     fi
   else
     _err "$alg is not supported yet"
@@ -444,9 +444,9 @@ _hmac() {
 
   if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ]; then
     if [ "$outputhex" ]; then
-      openssl dgst -$alg -hmac "$hmac_sec" | cut -d = -f 2 | tr -d ' '
+      openssl dgst -"$alg" -hmac "$hmac_sec" | cut -d = -f 2 | tr -d ' '
     else
-      openssl dgst -$alg -hmac "$hmac_sec" -binary | _base64
+      openssl dgst -"$alg" -hmac "$hmac_sec" -binary | _base64
     fi
   else
     _err "$alg is not supported yet"
@@ -516,7 +516,7 @@ _createkey() {
   f="$2"
   eccname="$length"
   if _startswith "$length" "ec-"; then
-    length=$(printf $length | cut -d '-' -f 2-100)
+    length=$(printf "$length" | cut -d '-' -f 2-100)
 
     if [ "$length" = "256" ]; then
       eccname="prime256v1"
@@ -962,22 +962,22 @@ _calcjwk() {
     pubtext="$(openssl ec -in $keyfile -noout -text 2>/dev/null | sed -n "$pubi,${pubj}p" | tr -d " \n\r")"
     _debug3 pubtext "$pubtext"
 
-    xlen="$(printf "$pubtext" | tr -d ':' | wc -c)"
+    xlen="$(printf "%s" "$pubtext" | tr -d ':' | wc -c)"
     xlen=$(_math $xlen / 4)
     _debug3 xlen "$xlen"
 
     xend=$(_math "$xlen" + 1)
-    x="$(printf $pubtext | cut -d : -f 2-$xend)"
+    x="$(printf "%s" "$pubtext" | cut -d : -f 2-$xend)"
     _debug3 x "$x"
 
-    x64="$(printf $x | tr -d : | _h2b | _base64 | _urlencode)"
+    x64="$(printf "%s" "$x" | tr -d : | _h2b | _base64 | _urlencode)"
     _debug3 x64 "$x64"
 
     xend=$(_math "$xend" + 1)
-    y="$(printf $pubtext | cut -d : -f $xend-10000)"
+    y="$(printf "%s" "$pubtext" | cut -d : -f $xend-10000)"
     _debug3 y "$y"
 
-    y64="$(printf $y | tr -d : | _h2b | _base64 | _urlencode)"
+    y64="$(printf "%s" "$y" | tr -d : | _h2b | _base64 | _urlencode)"
     _debug3 y64 "$y64"
 
     jwk='{"crv": "'$crv'", "kty": "EC", "x": "'$x64'", "y": "'$y64'"}'
@@ -1240,7 +1240,7 @@ _send_signed_request() {
   protected="$JWK_HEADERPLACE_PART1$nonce$JWK_HEADERPLACE_PART2"
   _debug3 protected "$protected"
 
-  protected64="$(printf "$protected" | _base64 | _urlencode)"
+  protected64="$(printf "%s" "$protected" | _base64 | _urlencode)"
   _debug3 protected64 "$protected64"
 
   if ! _sig_t="$(printf "%s" "$protected64.$payload64" | _sign "$keyfile" "sha256")"; then
@@ -2392,7 +2392,7 @@ issue() {
   if [ -f "$DOMAIN_CONF" ]; then
     Le_NextRenewTime=$(_readdomainconf Le_NextRenewTime)
     _debug Le_NextRenewTime "$Le_NextRenewTime"
-    if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ $(_time) -lt $Le_NextRenewTime ]; then
+    if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(_time)" -lt "$Le_NextRenewTime" ]; then
       _saved_domain=$(_readdomainconf Le_Domain)
       _debug _saved_domain "$_saved_domain"
       _saved_alt=$(_readdomainconf Le_Alt)
@@ -2529,7 +2529,7 @@ issue() {
       keyauthorization="$token.$thumbprint"
       _debug keyauthorization "$keyauthorization"
 
-      if printf "$response" | grep '"status":"valid"' >/dev/null 2>&1; then
+      if printf "%s" "$response" | grep '"status":"valid"' >/dev/null 2>&1; then
         _info "$d is already verified, skip."
         keyauthorization=$STATE_VERIFIED
         _debug keyauthorization "$keyauthorization"

From f9a6988ece012b5291ae47374afb2bacadd1425a Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 21:06:22 +0800
Subject: [PATCH 07/21] fix for shellcheck

---
 acme.sh | 57 ++++++++++++++++++++++++++++-----------------------------
 1 file changed, 28 insertions(+), 29 deletions(-)

diff --git a/acme.sh b/acme.sh
index cba4905..16fb1b0 100755
--- a/acme.sh
+++ b/acme.sh
@@ -306,7 +306,7 @@ _h2b() {
   _debug3 _URGLY_PRINTF "$_URGLY_PRINTF"
   while true; do
     if [ -z "$_URGLY_PRINTF" ]; then
-      h="$(printf $hex | cut -c $i-$j)"
+      h="$(printf "%s" "$hex" | cut -c $i-$j)"
       if [ -z "$h" ]; then
         break
       fi
@@ -479,7 +479,7 @@ _sign() {
     if ! _signedECText="$($_sign_openssl | openssl asn1parse -inform DER)"; then
       _err "Sign failed: $_sign_openssl"
       _err "Key file: $keyfile"
-      _err "Key content:$(cat "$keyfile" | wc -l) lises"
+      _err "Key content:$(wc -l <"$keyfile") lises"
       return 1
     fi
     _debug3 "_signedECText" "$_signedECText"
@@ -516,7 +516,7 @@ _createkey() {
   f="$2"
   eccname="$length"
   if _startswith "$length" "ec-"; then
-    length=$(printf "$length" | cut -d '-' -f 2-100)
+    length=$(printf "%s" "$length" | cut -d '-' -f 2-100)
 
     if [ "$length" = "256" ]; then
       eccname="prime256v1"
@@ -608,10 +608,10 @@ _createcsr() {
     #single domain
     _info "Single domain" "$domain"
   else
-    domainlist="$(_idn $domainlist)"
+    domainlist="$(_idn "$domainlist")"
     _debug2 domainlist "$domainlist"
     if _contains "$domainlist" ","; then
-      alt="DNS:$(echo $domainlist | sed "s/,/,DNS:/g")"
+      alt="DNS:$(echo "$domainlist" | sed "s/,/,DNS:/g")"
     else
       alt="DNS:$domainlist"
     fi
@@ -803,7 +803,7 @@ createDomainKey() {
     length="$DEFAULT_DOMAIN_KEY_LENGTH"
   fi
 
-  _initpath $domain "$length"
+  _initpath "$domain" "$length"
 
   if [ ! -f "$CERT_KEY_PATH" ] || ([ "$FORCE" ] && ! [ "$IS_RENEW" ]); then
     _createkey "$length" "$CERT_KEY_PATH"
@@ -849,18 +849,17 @@ createCSR() {
 }
 
 _urlencode() {
-  __n=$(cat)
-  echo $__n | tr '/+' '_-' | tr -d '= '
+  tr '/+' '_-' | tr -d '= '
 }
 
 _time2str() {
   #BSD
-  if date -u -d@$1 2>/dev/null; then
+  if date -u -d@"$1" 2>/dev/null; then
     return
   fi
 
   #Linux
-  if date -u -r $1 2>/dev/null; then
+  if date -u -r "$1" 2>/dev/null; then
     return
   fi
 
@@ -905,16 +904,16 @@ _calcjwk() {
   EC_SIGN=""
   if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     _debug "RSA key"
-    pub_exp=$(openssl rsa -in $keyfile -noout -text | grep "^publicExponent:" | cut -d '(' -f 2 | cut -d 'x' -f 2 | cut -d ')' -f 1)
+    pub_exp=$(openssl rsa -in "$keyfile" -noout -text | grep "^publicExponent:" | cut -d '(' -f 2 | cut -d 'x' -f 2 | cut -d ')' -f 1)
     if [ "${#pub_exp}" = "5" ]; then
       pub_exp=0$pub_exp
     fi
     _debug3 pub_exp "$pub_exp"
 
-    e=$(echo $pub_exp | _h2b | _base64)
+    e=$(echo "$pub_exp" | _h2b | _base64)
     _debug3 e "$e"
 
-    modulus=$(openssl rsa -in $keyfile -modulus -noout | cut -d '=' -f 2)
+    modulus=$(openssl rsa -in "$keyfile" -modulus -noout | cut -d '=' -f 2)
     _debug3 modulus "$modulus"
     n="$(printf "%s" "$modulus" | _h2b | _base64 | _urlencode)"
     jwk='{"e": "'$e'", "kty": "RSA", "n": "'$n'"}'
@@ -926,12 +925,12 @@ _calcjwk() {
   elif grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     _debug "EC key"
     EC_SIGN="1"
-    crv="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep "^NIST CURVE:" | cut -d ":" -f 2 | tr -d " \r\n")"
+    crv="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" | cut -d ":" -f 2 | tr -d " \r\n")"
     _debug3 crv "$crv"
 
     if [ -z "$crv" ]; then
       _debug "Let's try ASN1 OID"
-      crv_oid="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep "^ASN1 OID:" | cut -d ":" -f 2 | tr -d " \r\n")"
+      crv_oid="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep "^ASN1 OID:" | cut -d ":" -f 2 | tr -d " \r\n")"
       _debug3 crv_oid "$crv_oid"
       case "${crv_oid}" in
         "prime256v1")
@@ -951,15 +950,15 @@ _calcjwk() {
       _debug3 crv "$crv"
     fi
 
-    pubi="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep -n pub: | cut -d : -f 1)"
+    pubi="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep -n pub: | cut -d : -f 1)"
     pubi=$(_math $pubi + 1)
     _debug3 pubi "$pubi"
 
-    pubj="$(openssl ec -in $keyfile -noout -text 2>/dev/null | grep -n "ASN1 OID:" | cut -d : -f 1)"
+    pubj="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep -n "ASN1 OID:" | cut -d : -f 1)"
     pubj=$(_math $pubj - 1)
     _debug3 pubj "$pubj"
 
-    pubtext="$(openssl ec -in $keyfile -noout -text 2>/dev/null | sed -n "$pubi,${pubj}p" | tr -d " \n\r")"
+    pubtext="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | sed -n "$pubi,${pubj}p" | tr -d " \n\r")"
     _debug3 pubtext "$pubtext"
 
     xlen="$(printf "%s" "$pubtext" | tr -d ':' | wc -c)"
@@ -967,14 +966,14 @@ _calcjwk() {
     _debug3 xlen "$xlen"
 
     xend=$(_math "$xlen" + 1)
-    x="$(printf "%s" "$pubtext" | cut -d : -f 2-$xend)"
+    x="$(printf "%s" "$pubtext" | cut -d : -f 2-"$xend")"
     _debug3 x "$x"
 
     x64="$(printf "%s" "$x" | tr -d : | _h2b | _base64 | _urlencode)"
     _debug3 x64 "$x64"
 
     xend=$(_math "$xend" + 1)
-    y="$(printf "%s" "$pubtext" | cut -d : -f $xend-10000)"
+    y="$(printf "%s" "$pubtext" | cut -d : -f "$xend"-10000)"
     _debug3 y "$y"
 
     y64="$(printf "%s" "$y" | tr -d : | _h2b | _base64 | _urlencode)"
@@ -1148,9 +1147,9 @@ _get() {
     fi
     _debug "_CURL" "$_CURL"
     if [ "$onlyheader" ]; then
-      $_CURL -I --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" $url
+      $_CURL -I --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$url"
     else
-      $_CURL --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" $url
+      $_CURL --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$url"
     fi
     ret=$?
     if [ "$ret" != "0" ]; then
@@ -1167,9 +1166,9 @@ _get() {
     fi
     _debug "_WGET" "$_WGET"
     if [ "$onlyheader" ]; then
-      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null $url 2>&1 | sed 's/^[ ]*//g'
+      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null "$url" 2>&1 | sed 's/^[ ]*//g'
     else
-      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -O - $url
+      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -O - "$url"
     fi
     ret=$?
     if [ "$_ret" = "8" ]; then
@@ -1192,9 +1191,9 @@ _head_n() {
 }
 
 _tail_n() {
-  if ! tail -n $1 2>/dev/null; then
+  if ! tail -n "$1" 2>/dev/null; then
     #fix for solaris
-    tail -$1
+    tail -"$1"
   fi
 }
 
@@ -1207,7 +1206,7 @@ _send_signed_request() {
   if [ -z "$keyfile" ]; then
     keyfile="$ACCOUNT_KEY_PATH"
   fi
-  _debug url $url
+  _debug url "$url"
   _debug payload "$payload"
 
   if ! _calcjwk "$keyfile"; then
@@ -1215,7 +1214,7 @@ _send_signed_request() {
   fi
 
   payload64=$(printf "%s" "$payload" | _base64 | _urlencode)
-  _debug3 payload64 $payload64
+  _debug3 payload64 "$payload64"
 
   if [ -z "$_CACHED_NONCE" ]; then
     _debug2 "Get nonce."
@@ -1255,7 +1254,7 @@ _send_signed_request() {
   body="{\"header\": $JWK_HEADER, \"protected\": \"$protected64\", \"payload\": \"$payload64\", \"signature\": \"$sig\"}"
   _debug3 body "$body"
 
-  response="$(_post "$body" $url "$needbase64")"
+  response="$(_post "$body" "$url" "$needbase64")"
   _CACHED_NONCE=""
   if [ "$?" != "0" ]; then
     _err "Can not post to $url"

From 79a267ab08c70912de7a9c040faa32554b5243ce Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 21:18:47 +0800
Subject: [PATCH 08/21] fix for shellcheck

---
 acme.sh | 44 ++++++++++++++++++++++----------------------
 1 file changed, 22 insertions(+), 22 deletions(-)

diff --git a/acme.sh b/acme.sh
index 16fb1b0..71742fa 100755
--- a/acme.sh
+++ b/acme.sh
@@ -951,18 +951,18 @@ _calcjwk() {
     fi
 
     pubi="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep -n pub: | cut -d : -f 1)"
-    pubi=$(_math $pubi + 1)
+    pubi=$(_math "$pubi" + 1)
     _debug3 pubi "$pubi"
 
     pubj="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep -n "ASN1 OID:" | cut -d : -f 1)"
-    pubj=$(_math $pubj - 1)
+    pubj=$(_math "$pubj" - 1)
     _debug3 pubj "$pubj"
 
     pubtext="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | sed -n "$pubi,${pubj}p" | tr -d " \n\r")"
     _debug3 pubtext "$pubtext"
 
     xlen="$(printf "%s" "$pubtext" | tr -d ':' | wc -c)"
-    xlen=$(_math $xlen / 4)
+    xlen=$(_math "$xlen" / 4)
     _debug3 xlen "$xlen"
 
     xend=$(_math "$xlen" + 1)
@@ -1135,7 +1135,7 @@ _get() {
   url="$1"
   onlyheader="$2"
   t="$3"
-  _debug url $url
+  _debug url "$url"
   _debug "timeout" "$t"
 
   _inithttp
@@ -1187,7 +1187,7 @@ _get() {
 }
 
 _head_n() {
-  head -n $1
+  head -n "$1"
 }
 
 _tail_n() {
@@ -1219,7 +1219,7 @@ _send_signed_request() {
   if [ -z "$_CACHED_NONCE" ]; then
     _debug2 "Get nonce."
     nonceurl="$API/directory"
-    _headers="$(_get $nonceurl "onlyheader")"
+    _headers="$(_get "$nonceurl" "onlyheader")"
 
     if [ "$?" != "0" ]; then
       _err "Can not connect to $nonceurl to get nonce."
@@ -1268,8 +1268,8 @@ _send_signed_request() {
 
   _debug2 responseHeaders "$responseHeaders"
   _debug2 response "$response"
-  code="$(grep "^HTTP" $HTTP_HEADER | _tail_n 1 | cut -d " " -f 2 | tr -d "\r\n")"
-  _debug code $code
+  code="$(grep "^HTTP" "$HTTP_HEADER" | _tail_n 1 | cut -d " " -f 2 | tr -d "\r\n")"
+  _debug code "$code"
 
   _CACHED_NONCE="$(echo "$responseHeaders" | grep "Replay-Nonce:" | _head_n 1 | tr -d "\r\n " | cut -d ':' -f 2)"
 
@@ -1293,23 +1293,23 @@ _setopt() {
   if grep -n "^$__opt$__sep" "$__conf" >/dev/null; then
     _debug3 OK
     if _contains "$__val" "&"; then
-      __val="$(echo $__val | sed 's/&/\\&/g')"
+      __val="$(echo "$__val" | sed 's/&/\\&/g')"
     fi
-    text="$(cat $__conf)"
+    text="$(cat "$__conf")"
     echo "$text" | sed "s|^$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
 
   elif grep -n "^#$__opt$__sep" "$__conf" >/dev/null; then
     if _contains "$__val" "&"; then
-      __val="$(echo $__val | sed 's/&/\\&/g')"
+      __val="$(echo "$__val" | sed 's/&/\\&/g')"
     fi
-    text="$(cat $__conf)"
+    text="$(cat "$__conf")"
     echo "$text" | sed "s|^#$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
 
   else
     _debug3 APP
     echo "$__opt$__sep$__val$__end" >>"$__conf"
   fi
-  _debug2 "$(grep -n "^$__opt$__sep" $__conf)"
+  _debug2 "$(grep -n "^$__opt$__sep" "$__conf")"
 }
 
 #_save_conf  file key  value
@@ -1342,7 +1342,7 @@ _read_conf() {
   _sdkey="$2"
   if [ -f "$_r_c_f" ]; then
     (
-      eval $(grep "^$_sdkey *=" "$_r_c_f")
+      eval "$(grep "^$_sdkey *=" "$_r_c_f")"
       eval "printf \"%s\" \"\$$_sdkey\""
     )
   else
@@ -1493,7 +1493,7 @@ _sleep() {
     while [ "$_sleep_c" -ge "0" ]; do
       printf "\r      \r"
       __green "$_sleep_c"
-      _sleep_c="$(_math $_sleep_c - 1)"
+      _sleep_c="$(_math "$_sleep_c" - 1)"
       sleep 1
     done
     printf "\r"
@@ -1816,7 +1816,7 @@ _apachePath() {
   if [ "$APACHE_HTTPD_CONF" ]; then
     _saveaccountconf APACHE_HTTPD_CONF "$APACHE_HTTPD_CONF"
     httpdconf="$APACHE_HTTPD_CONF"
-    httpdconfname="$(basename $httpdconfname)"
+    httpdconfname="$(basename "$httpdconfname")"
   else
     httpdconfname="$($_APACHECTL -V | grep SERVER_CONFIG_FILE= | cut -d = -f 2 | tr -d '"')"
     _debug httpdconfname "$httpdconfname"
@@ -1828,12 +1828,12 @@ _apachePath() {
 
     if _startswith "$httpdconfname" '/'; then
       httpdconf="$httpdconfname"
-      httpdconfname="$(basename $httpdconfname)"
+      httpdconfname="$(basename "$httpdconfname")"
     else
       httpdroot="$($_APACHECTL -V | grep HTTPD_ROOT= | cut -d = -f 2 | tr -d '"')"
       _debug httpdroot "$httpdroot"
       httpdconf="$httpdroot/$httpdconfname"
-      httpdconfname="$(basename $httpdconfname)"
+      httpdconfname="$(basename "$httpdconfname")"
     fi
   fi
   _debug httpdconf "$httpdconf"
@@ -1974,10 +1974,10 @@ _clearupdns() {
 
   ventries=$(echo "$vlist" | tr ',' ' ')
   for ventry in $ventries; do
-    d=$(echo $ventry | cut -d $sep -f 1)
-    keyauthorization=$(echo $ventry | cut -d $sep -f 2)
-    vtype=$(echo $ventry | cut -d $sep -f 4)
-    _currentRoot=$(echo $ventry | cut -d $sep -f 5)
+    d=$(echo "$ventry" | cut -d $sep -f 1)
+    keyauthorization=$(echo "$ventry" | cut -d $sep -f 2)
+    vtype=$(echo "$ventry" | cut -d $sep -f 4)
+    _currentRoot=$(echo "$ventry" | cut -d $sep -f 5)
 
     if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
       _info "$d is already verified, skip $vtype."

From 0c944a03fee3212e83ca3a6b9b9b1ffbd4c298c5 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 21:26:35 +0800
Subject: [PATCH 09/21] fix shellcheck warnings

---
 acme.sh | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/acme.sh b/acme.sh
index 71742fa..9be912b 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1429,11 +1429,11 @@ _startserver() {
   if _contains "$nchelp" "nmap.org"; then
     _debug "Using ncat: nmap.org"
     if [ "$DEBUG" ]; then
-      if printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort; then
+      if printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort; then
         return
       fi
     else
-      if printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort >/dev/null 2>&1; then
+      if printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort >/dev/null 2>&1; then
         return
       fi
     fi
@@ -1442,12 +1442,12 @@ _startserver() {
 
   #  while true ; do
   if [ "$DEBUG" ]; then
-    if ! printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC -p $Le_HTTPPort; then
-      printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort
+    if ! printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC -p $Le_HTTPPort; then
+      printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort
     fi
   else
-    if ! printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC -p $Le_HTTPPort >/dev/null 2>&1; then
-      printf "HTTP/1.1 200 OK\r\n\r\n$content" | $_NC $Le_HTTPPort >/dev/null 2>&1
+    if ! printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC -p $Le_HTTPPort >/dev/null 2>&1; then
+      printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort >/dev/null 2>&1
     fi
   fi
   if [ "$?" != "0" ]; then

From d5ec5f80ffbdaa37a90c32d6613140b7d806db26 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 21:44:46 +0800
Subject: [PATCH 10/21] fix shellcheck warnings

---
 acme.sh | 50 +++++++++++++++++++++++++-------------------------
 1 file changed, 25 insertions(+), 25 deletions(-)

diff --git a/acme.sh b/acme.sh
index 9be912b..17746db 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1429,11 +1429,11 @@ _startserver() {
   if _contains "$nchelp" "nmap.org"; then
     _debug "Using ncat: nmap.org"
     if [ "$DEBUG" ]; then
-      if printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort; then
+      if printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC "$Le_HTTPPort"; then
         return
       fi
     else
-      if printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort >/dev/null 2>&1; then
+      if printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC "$Le_HTTPPort" >/dev/null 2>&1; then
         return
       fi
     fi
@@ -1442,12 +1442,12 @@ _startserver() {
 
   #  while true ; do
   if [ "$DEBUG" ]; then
-    if ! printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC -p $Le_HTTPPort; then
-      printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort
+    if ! printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC -p "$Le_HTTPPort"; then
+      printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC "$Le_HTTPPort"
     fi
   else
-    if ! printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC -p $Le_HTTPPort >/dev/null 2>&1; then
-      printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC $Le_HTTPPort >/dev/null 2>&1
+    if ! printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC -p "$Le_HTTPPort" >/dev/null 2>&1; then
+      printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $_NC "$Le_HTTPPort" >/dev/null 2>&1
     fi
   fi
   if [ "$?" != "0" ]; then
@@ -1555,14 +1555,14 @@ _starttlsserver() {
   #start openssl
   _debug "$__S_OPENSSL"
   if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
-    (printf "HTTP/1.1 200 OK\r\n\r\n$content" | $__S_OPENSSL -tlsextdebug) &
+    (printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $__S_OPENSSL -tlsextdebug) &
   else
-    (printf "HTTP/1.1 200 OK\r\n\r\n$content" | $__S_OPENSSL >/dev/null 2>&1) &
+    (printf "%s\r\n\r\n%s" "HTTP/1.1 200 OK" "$content" | $__S_OPENSSL >/dev/null 2>&1) &
   fi
 
   serverproc="$!"
   sleep 1
-  _debug serverproc $serverproc
+  _debug serverproc "$serverproc"
 }
 
 #file
@@ -1998,20 +1998,20 @@ _clearupdns() {
     fi
 
     (
-      if ! . $d_api; then
+      if ! . "$d_api"; then
         _err "Load file $d_api error. Please check your api file and try again."
         return 1
       fi
 
       rmcommand="${_currentRoot}_rm"
-      if ! _exists $rmcommand; then
+      if ! _exists "$rmcommand"; then
         _err "It seems that your api file doesn't define $rmcommand"
         return 1
       fi
 
       txtdomain="_acme-challenge.$d"
 
-      if ! $rmcommand $txtdomain; then
+      if ! $rmcommand "$txtdomain"; then
         _err "Error removing txt for domain:$txtdomain"
         return 1
       fi
@@ -2067,7 +2067,7 @@ _on_before_issue() {
   _currentRoot=""
   _addrIndex=1
   for d in $alldomains; do
-    _debug "Check for domain" $d
+    _debug "Check for domain" "$d"
     _currentRoot="$(_getfield "$Le_Webroot" $_index)"
     _debug "_currentRoot" "$_currentRoot"
     _index=$(_math $_index + 1)
@@ -3128,7 +3128,7 @@ list() {
 
   _sep="|"
   if [ "$_raw" ]; then
-    printf "Main_Domain${_sep}KeyLength${_sep}SAN_Domains${_sep}Created${_sep}Renew\n"
+    printf "%s\n" "Main_Domain${_sep}KeyLength${_sep}SAN_Domains${_sep}Created${_sep}Renew"
     for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$); do
       d=$(echo $d | cut -d '/' -f 1)
       (
@@ -3139,7 +3139,7 @@ list() {
         _initpath $d "$_isEcc"
         if [ -f "$DOMAIN_CONF" ]; then
           . "$DOMAIN_CONF"
-          printf "$Le_Domain${_sep}\"$Le_Keylength\"${_sep}$Le_Alt${_sep}$Le_CertCreateTimeStr${_sep}$Le_NextRenewTimeStr\n"
+          printf "%s\n" "$Le_Domain${_sep}\"$Le_Keylength\"${_sep}$Le_Alt${_sep}$Le_CertCreateTimeStr${_sep}$Le_NextRenewTimeStr"
         fi
       )
     done
@@ -3603,7 +3603,7 @@ _initconf() {
 #PDNS_Token=\"0123456789ABCDEF\"
 #PDNS_Ttl=60
 
-    " >$ACCOUNT_CONF_PATH
+    " >"$ACCOUNT_CONF_PATH"
   fi
 }
 
@@ -3747,7 +3747,7 @@ install() {
 
   chmod 700 "$LE_WORKING_DIR"
 
-  cp $PROJECT_ENTRY "$LE_WORKING_DIR/" && chmod +x "$LE_WORKING_DIR/$PROJECT_ENTRY"
+  cp "$PROJECT_ENTRY" "$LE_WORKING_DIR/" && chmod +x "$LE_WORKING_DIR/$PROJECT_ENTRY"
 
   if [ "$?" != "0" ]; then
     _err "Install failed, can not copy $PROJECT_ENTRY"
@@ -3760,8 +3760,8 @@ install() {
 
   for subf in $_SUB_FOLDERS; do
     if [ -d "$subf" ]; then
-      mkdir -p $LE_WORKING_DIR/$subf
-      cp $subf/* $LE_WORKING_DIR/$subf/
+      mkdir -p "$LE_WORKING_DIR/$subf"
+      cp "$subf"/* "$LE_WORKING_DIR"/"$subf"/
     fi
   done
 
@@ -3814,7 +3814,7 @@ uninstall() {
 
   _uninstallalias
 
-  rm -f $LE_WORKING_DIR/$PROJECT_ENTRY
+  rm -f "$LE_WORKING_DIR/$PROJECT_ENTRY"
   _info "The keys and certs are in $LE_WORKING_DIR, you can remove them by yourself."
 
 }
@@ -3825,21 +3825,21 @@ _uninstallalias() {
   _profile="$(_detect_profile)"
   if [ "$_profile" ]; then
     _info "Uninstalling alias from: '$_profile'"
-    text="$(cat $_profile)"
+    text="$(cat "$_profile")"
     echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.env\"$||" >"$_profile"
   fi
 
   _csh_profile="$HOME/.cshrc"
   if [ -f "$_csh_profile" ]; then
     _info "Uninstalling alias from: '$_csh_profile'"
-    text="$(cat $_csh_profile)"
+    text="$(cat "$_csh_profile")"
     echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.csh\"$||" >"$_csh_profile"
   fi
 
   _tcsh_profile="$HOME/.tcshrc"
   if [ -f "$_tcsh_profile" ]; then
     _info "Uninstalling alias from: '$_csh_profile'"
-    text="$(cat $_tcsh_profile)"
+    text="$(cat "$_tcsh_profile")"
     echo "$text" | sed "s|^.*\"$LE_WORKING_DIR/$PROJECT_NAME.csh\"$||" >"$_tcsh_profile"
   fi
 
@@ -3856,7 +3856,7 @@ cron() {
         return 1
       fi
     )
-    . $LE_WORKING_DIR/$PROJECT_ENTRY >/dev/null
+    . "$LE_WORKING_DIR/$PROJECT_ENTRY" >/dev/null
 
     if [ -t 1 ]; then
       __INTERACTIVE="1"
@@ -4330,7 +4330,7 @@ _process() {
         HTTPS_INSECURE="1"
         ;;
       --ca-bundle)
-        _ca_bundle="$(readlink -f $2)"
+        _ca_bundle="$(readlink -f "$2")"
         CA_BUNDLE="$_ca_bundle"
         shift
         ;;

From ca7202eb0a6a416cc4a2c8c243e5d07c44005c7c Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 21:56:50 +0800
Subject: [PATCH 11/21] fix shellcheck warnings

---
 acme.sh | 60 ++++++++++++++++++++++++++++-----------------------------
 1 file changed, 30 insertions(+), 30 deletions(-)

diff --git a/acme.sh b/acme.sh
index 17746db..1285e54 100755
--- a/acme.sh
+++ b/acme.sh
@@ -2195,7 +2195,7 @@ registeraccount() {
 }
 
 __calcAccountKeyHash() {
-  [ -f "$ACCOUNT_KEY_PATH" ] && cat "$ACCOUNT_KEY_PATH" | _digest sha256
+  [ -f "$ACCOUNT_KEY_PATH" ] && _digest sha256 <"$ACCOUNT_KEY_PATH"
 }
 
 #keylength
@@ -2244,7 +2244,7 @@ _regAccount() {
       fi
 
       if [ "$code" = "" ] || [ "$code" = '201' ]; then
-        echo "$response" >$ACCOUNT_JSON_PATH
+        echo "$response" >"$ACCOUNT_JSON_PATH"
         _info "Registered"
       elif [ "$code" = '409' ]; then
         _info "Already registered"
@@ -2384,7 +2384,7 @@ issue() {
   _debug "Using api: $API"
 
   if [ ! "$IS_RENEW" ]; then
-    _initpath $Le_Domain "$Le_Keylength"
+    _initpath "$Le_Domain" "$Le_Keylength"
     mkdir -p "$DOMAIN_PATH"
   fi
 
@@ -2455,7 +2455,7 @@ issue() {
     _key=$(_readdomainconf Le_Keylength)
     _debug "Read key length:$_key"
     if [ ! -f "$CERT_KEY_PATH" ] || [ "$Le_Keylength" != "$_key" ]; then
-      if ! createDomainKey $Le_Domain $Le_Keylength; then
+      if ! createDomainKey "$Le_Domain" "$Le_Keylength"; then
         _err "Create domain key error."
         _clearup
         _on_issue_err
@@ -2482,7 +2482,7 @@ issue() {
     _index=1
     _currentRoot=""
     for d in $alldomains; do
-      _info "Getting webroot for domain" $d
+      _info "Getting webroot for domain" "$d"
       _w="$(echo $Le_Webroot | cut -d , -f $_index)"
       _info _w "$_w"
       if [ "$_w" ]; then
@@ -2520,17 +2520,17 @@ issue() {
         return 1
       fi
       token="$(printf "%s\n" "$entry" | _egrep_o '"token":"[^"]*' | cut -d : -f 2 | tr -d '"')"
-      _debug token $token
+      _debug token "$token"
 
       uri="$(printf "%s\n" "$entry" | _egrep_o '"uri":"[^"]*' | cut -d : -f 2,3 | tr -d '"')"
-      _debug uri $uri
+      _debug uri "$uri"
 
       keyauthorization="$token.$thumbprint"
       _debug keyauthorization "$keyauthorization"
 
       if printf "%s" "$response" | grep '"status":"valid"' >/dev/null 2>&1; then
         _info "$d is already verified, skip."
-        keyauthorization=$STATE_VERIFIED
+        keyauthorization="$STATE_VERIFIED"
         _debug keyauthorization "$keyauthorization"
       fi
 
@@ -2545,10 +2545,10 @@ issue() {
     dnsadded=""
     ventries=$(echo "$vlist" | tr ',' ' ')
     for ventry in $ventries; do
-      d=$(echo $ventry | cut -d $sep -f 1)
-      keyauthorization=$(echo $ventry | cut -d $sep -f 2)
-      vtype=$(echo $ventry | cut -d $sep -f 4)
-      _currentRoot=$(echo $ventry | cut -d $sep -f 5)
+      d=$(echo "$ventry" | cut -d "$sep" -f 1)
+      keyauthorization=$(echo "$ventry" | cut -d "$sep" -f 2)
+      vtype=$(echo "$ventry" | cut -d "$sep" -f 4)
+      _currentRoot=$(echo "$ventry" | cut -d "$sep" -f 5)
 
       if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
         _info "$d is already verified, skip $vtype."
@@ -2578,18 +2578,18 @@ issue() {
         fi
 
         (
-          if ! . $d_api; then
+          if ! . "$d_api"; then
             _err "Load file $d_api error. Please check your api file and try again."
             return 1
           fi
 
           addcommand="${_currentRoot}_add"
-          if ! _exists $addcommand; then
+          if ! _exists "$addcommand"; then
             _err "It seems that your api file is not correct, it must have a function named: $addcommand"
             return 1
           fi
 
-          if ! $addcommand $txtdomain $txt; then
+          if ! $addcommand "$txtdomain" "$txt"; then
             _err "Error add txt for domain:$txtdomain"
             return 1
           fi
@@ -2617,13 +2617,13 @@ issue() {
 
   if [ "$dnsadded" = '1' ]; then
     if [ -z "$Le_DNSSleep" ]; then
-      Le_DNSSleep=$DEFAULT_DNS_SLEEP
+      Le_DNSSleep="$DEFAULT_DNS_SLEEP"
     else
       _savedomainconf "Le_DNSSleep" "$Le_DNSSleep"
     fi
 
     _info "Sleep $(__green $Le_DNSSleep) seconds for the txt records to take effect"
-    _sleep $Le_DNSSleep
+    _sleep "$Le_DNSSleep"
   fi
 
   _debug "ok, let's start to verify"
@@ -2631,11 +2631,11 @@ issue() {
   _ncIndex=1
   ventries=$(echo "$vlist" | tr ',' ' ')
   for ventry in $ventries; do
-    d=$(echo $ventry | cut -d $sep -f 1)
-    keyauthorization=$(echo $ventry | cut -d $sep -f 2)
-    uri=$(echo $ventry | cut -d $sep -f 3)
-    vtype=$(echo $ventry | cut -d $sep -f 4)
-    _currentRoot=$(echo $ventry | cut -d $sep -f 5)
+    d=$(echo "$ventry" | cut -d "$sep" -f 1)
+    keyauthorization=$(echo "$ventry" | cut -d "$sep" -f 2)
+    uri=$(echo "$ventry" | cut -d "$sep" -f 3)
+    vtype=$(echo "$ventry" | cut -d "$sep" -f 4)
+    _currentRoot=$(echo "$ventry" | cut -d "$sep" -f 5)
 
     if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
       _info "$d is already verified, skip $vtype."
@@ -2664,7 +2664,7 @@ issue() {
         fi
         serverproc="$!"
         sleep 1
-        _debug serverproc $serverproc
+        _debug serverproc "$serverproc"
 
       else
         if [ "$_currentRoot" = "apache" ]; then
@@ -2697,7 +2697,7 @@ issue() {
         if [ ! "$usingApache" ]; then
           if webroot_owner=$(_stat $_currentRoot); then
             _debug "Changing owner/group of .well-known to $webroot_owner"
-            chown -R $webroot_owner "$_currentRoot/.well-known"
+            chown -R "$webroot_owner" "$_currentRoot/.well-known"
           else
             _debug "not chaning owner/group of webroot"
           fi
@@ -2740,7 +2740,7 @@ issue() {
       fi
     fi
 
-    if ! _send_signed_request $uri "{\"resource\": \"challenge\", \"keyAuthorization\": \"$keyauthorization\"}"; then
+    if ! _send_signed_request "$uri" "{\"resource\": \"challenge\", \"keyAuthorization\": \"$keyauthorization\"}"; then
       _err "$d:Can not get challenge: $response"
       _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
       _clearup
@@ -2790,7 +2790,7 @@ issue() {
       status=$(echo "$response" | _egrep_o '"status":"[^"]*' | cut -d : -f 2 | tr -d '"')
       if [ "$status" = "valid" ]; then
         _info "Success"
-        _stopserver $serverproc
+        _stopserver "$serverproc"
         serverproc=""
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
         break
@@ -2909,7 +2909,7 @@ issue() {
   _savedomainconf "Le_CertCreateTimeStr" "$Le_CertCreateTimeStr"
 
   if [ -z "$Le_RenewalDays" ] || [ "$Le_RenewalDays" -lt "0" ] || [ "$Le_RenewalDays" -gt "$MAX_RENEW" ]; then
-    Le_RenewalDays=$MAX_RENEW
+    Le_RenewalDays="$MAX_RENEW"
   else
     _savedomainconf "Le_RenewalDays" "$Le_RenewalDays"
   fi
@@ -2934,12 +2934,12 @@ issue() {
     _cleardomainconf Le_Listen_V4
   fi
 
-  Le_NextRenewTime=$(_math $Le_CertCreateTime + $Le_RenewalDays \* 24 \* 60 \* 60)
+  Le_NextRenewTime=$(_math "$Le_CertCreateTime" + "$Le_RenewalDays" \* 24 \* 60 \* 60)
 
-  Le_NextRenewTimeStr=$(_time2str $Le_NextRenewTime)
+  Le_NextRenewTimeStr=$(_time2str "$Le_NextRenewTime")
   _savedomainconf "Le_NextRenewTimeStr" "$Le_NextRenewTimeStr"
 
-  Le_NextRenewTime=$(_math $Le_NextRenewTime - 86400)
+  Le_NextRenewTime=$(_math "$Le_NextRenewTime" - 86400)
   _savedomainconf "Le_NextRenewTime" "$Le_NextRenewTime"
 
   _on_issue_success

From 0c538f7527fdf8d9a8517c21ad02fd814f85df9a Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 22:07:32 +0800
Subject: [PATCH 12/21] fix shellcheck warnings

---
 acme.sh | 34 ++++++++++++++++------------------
 1 file changed, 16 insertions(+), 18 deletions(-)

diff --git a/acme.sh b/acme.sh
index 1285e54..1ea1cbf 100755
--- a/acme.sh
+++ b/acme.sh
@@ -901,7 +901,6 @@ _calcjwk() {
     return 0
   fi
 
-  EC_SIGN=""
   if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     _debug "RSA key"
     pub_exp=$(openssl rsa -in "$keyfile" -noout -text | grep "^publicExponent:" | cut -d '(' -f 2 | cut -d 'x' -f 2 | cut -d ')' -f 1)
@@ -924,7 +923,6 @@ _calcjwk() {
     JWK_HEADERPLACE_PART2='", "alg": "RS256", "jwk": '$jwk'}'
   elif grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1; then
     _debug "EC key"
-    EC_SIGN="1"
     crv="$(openssl ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" | cut -d ":" -f 2 | tr -d " \r\n")"
     _debug3 crv "$crv"
 
@@ -1974,10 +1972,10 @@ _clearupdns() {
 
   ventries=$(echo "$vlist" | tr ',' ' ')
   for ventry in $ventries; do
-    d=$(echo "$ventry" | cut -d $sep -f 1)
-    keyauthorization=$(echo "$ventry" | cut -d $sep -f 2)
-    vtype=$(echo "$ventry" | cut -d $sep -f 4)
-    _currentRoot=$(echo "$ventry" | cut -d $sep -f 5)
+    d=$(echo "$ventry" | cut -d "$sep" -f 1)
+    keyauthorization=$(echo "$ventry" | cut -d "$sep" -f 2)
+    vtype=$(echo "$ventry" | cut -d "$sep" -f 4)
+    _currentRoot=$(echo "$ventry" | cut -d "$sep" -f 5)
 
     if [ "$keyauthorization" = "$STATE_VERIFIED" ]; then
       _info "$d is already verified, skip $vtype."
@@ -1989,7 +1987,7 @@ _clearupdns() {
       continue
     fi
 
-    d_api="$(_findHook $d dnsapi $_currentRoot)"
+    d_api="$(_findHook "$d" dnsapi "$_currentRoot")"
     _debug d_api "$d_api"
 
     if [ -z "$d_api" ]; then
@@ -2562,7 +2560,7 @@ issue() {
         txt="$(printf "%s" "$keyauthorization" | _digest "sha256" | _urlencode)"
         _debug txt "$txt"
 
-        d_api="$(_findHook $d dnsapi $_currentRoot)"
+        d_api="$(_findHook "$d" dnsapi "$_currentRoot")"
 
         _debug d_api "$d_api"
 
@@ -2570,8 +2568,8 @@ issue() {
           _info "Found domain api file: $d_api"
         else
           _err "Add the following TXT record:"
-          _err "Domain: '$(__green $txtdomain)'"
-          _err "TXT value: '$(__green $txt)'"
+          _err "Domain: '$(__green "$txtdomain")'"
+          _err "TXT value: '$(__green "$txt")'"
           _err "Please be aware that you prepend _acme-challenge. before your domain"
           _err "so the resulting subdomain will be: $txtdomain"
           continue
@@ -2717,11 +2715,11 @@ issue() {
       #_debug2 _SAN_A "$_SAN_A"
 
       #create B
-      _hash_B="$(printf "%s" $keyauthorization | _digest "sha256" "hex")"
+      _hash_B="$(printf "%s" "$keyauthorization" | _digest "sha256" "hex")"
       _debug2 _hash_B "$_hash_B"
-      _x="$(echo $_hash_B | cut -c 1-32)"
+      _x="$(echo "$_hash_B" | cut -c 1-32)"
       _debug2 _x "$_x"
-      _y="$(echo $_hash_B | cut -c 33-64)"
+      _y="$(echo "$_hash_B" | cut -c 33-64)"
       _debug2 _y "$_y"
 
       #_SAN_B="$_x.$_y.ka.acme.invalid"
@@ -2730,7 +2728,7 @@ issue() {
       _debug2 _SAN_B "$_SAN_B"
 
       _ncaddr="$(_getfield "$Le_LocalAddress" "$_ncIndex")"
-      _ncIndex="$(_math $_ncIndex + 1)"
+      _ncIndex="$(_math "$_ncIndex" + 1)"
       if ! _starttlsserver "$_SAN_B" "$_SAN_A" "$Le_TLSPort" "$keyauthorization" "$_ncaddr"; then
         _err "Start tls server error."
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
@@ -2762,7 +2760,7 @@ issue() {
     fi
 
     while true; do
-      waittimes=$(_math $waittimes + 1)
+      waittimes=$(_math "$waittimes" + 1)
       if [ "$waittimes" -ge "$MAX_RETRY_TIMES" ]; then
         _err "$d:Timeout"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
@@ -2843,7 +2841,7 @@ issue() {
   fi
 
   _rcert="$response"
-  Le_LinkCert="$(grep -i '^Location.*$' $HTTP_HEADER | _head_n 1 | tr -d "\r\n" | cut -d " " -f 2)"
+  Le_LinkCert="$(grep -i '^Location.*$' "$HTTP_HEADER" | _head_n 1 | tr -d "\r\n" | cut -d " " -f 2)"
   _savedomainconf "Le_LinkCert" "$Le_LinkCert"
 
   if [ "$Le_LinkCert" ]; then
@@ -2878,7 +2876,7 @@ issue() {
   fi
 
   if [ -z "$Le_LinkCert" ]; then
-    response="$(echo $response | _dbase64 "multiline" | _normalizeJson)"
+    response="$(echo "$response" | _dbase64 "multiline" | _normalizeJson)"
     _err "Sign failed: $(echo "$response" | _egrep_o '"detail":"[^"]*"')"
     _on_issue_err
     return 1
@@ -2886,7 +2884,7 @@ issue() {
 
   _cleardomainconf "Le_Vlist"
 
-  Le_LinkIssuer=$(grep -i '^Link' $HTTP_HEADER | _head_n 1 | cut -d " " -f 2 | cut -d ';' -f 1 | tr -d '<>')
+  Le_LinkIssuer=$(grep -i '^Link' "$HTTP_HEADER" | _head_n 1 | cut -d " " -f 2 | cut -d ';' -f 1 | tr -d '<>')
   if ! _contains "$Le_LinkIssuer" ":"; then
     Le_LinkIssuer="$API$Le_LinkIssuer"
   fi

From e799ef2977a829a875851e54f5063bf43564e565 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 22:09:30 +0800
Subject: [PATCH 13/21] fix shellcheck warnings.

---
 acme.sh | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/acme.sh b/acme.sh
index 1ea1cbf..f983ea7 100755
--- a/acme.sh
+++ b/acme.sh
@@ -2958,7 +2958,7 @@ renew() {
 
   _isEcc="$2"
 
-  _initpath $Le_Domain "$_isEcc"
+  _initpath "$Le_Domain" "$_isEcc"
 
   _info "$(__green "Renew: '$Le_Domain'")"
   if [ ! -f "$DOMAIN_CONF" ]; then
@@ -2979,24 +2979,24 @@ renew() {
   if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(_time)" -lt "$Le_NextRenewTime" ]; then
     _info "Skip, Next renewal time is: $(__green "$Le_NextRenewTimeStr")"
     _info "Add '$(__red '--force')' to force to renew."
-    return $RENEW_SKIP
+    return "$RENEW_SKIP"
   fi
 
   IS_RENEW="1"
   issue "$Le_Webroot" "$Le_Domain" "$Le_Alt" "$Le_Keylength" "$Le_RealCertPath" "$Le_RealKeyPath" "$Le_RealCACertPath" "$Le_ReloadCmd" "$Le_RealFullChainPath" "$Le_PreHook" "$Le_PostHook" "$Le_RenewHook" "$Le_LocalAddress"
-  res=$?
+  res="$?"
   if [ "$res" != "0" ]; then
-    return $res
+    return "$res"
   fi
 
   if [ "$Le_DeployHook" ]; then
-    deploy $Le_Domain "$Le_DeployHook" "$Le_Keylength"
-    res=$?
+    deploy "$Le_Domain" "$Le_DeployHook" "$Le_Keylength"
+    res="$?"
   fi
 
   IS_RENEW=""
 
-  return $res
+  return "$res"
 }
 
 #renewAll  [stopRenewOnError]

From 201aa24448531de8020334f4aa5320d975cd2ff8 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 22:28:12 +0800
Subject: [PATCH 14/21] fix shellcheck warnings.

---
 acme.sh | 31 +++++++++++++++++--------------
 1 file changed, 17 insertions(+), 14 deletions(-)

diff --git a/acme.sh b/acme.sh
index f983ea7..b1e5ecb 100755
--- a/acme.sh
+++ b/acme.sh
@@ -227,9 +227,9 @@ _getfield() {
     _sep=","
   fi
 
-  _ffi=$_findex
+  _ffi="$_findex"
   while [ "$_ffi" -gt "0" ]; do
-    _fv="$(echo "$_str" | cut -d $_sep -f "$_ffi")"
+    _fv="$(echo "$_str" | cut -d "$_sep" -f "$_ffi")"
     if [ "$_fv" ]; then
       printf -- "%s" "$_fv"
       return 0
@@ -3006,12 +3006,14 @@ renewAll() {
   _debug "_stopRenewOnError" "$_stopRenewOnError"
   _ret="0"
 
-  for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$); do
-    d=$(echo $d | cut -d '/' -f 1)
+  for d in "${CERT_HOME}"/*.*/; do
+    _debug d "$d"
+    d=$(basename "$d")
+    _debug d "$d"
     (
-      if _endswith $d "$ECC_SUFFIX"; then
-        _isEcc=$(echo $d | cut -d "$ECC_SEP" -f 2)
-        d=$(echo $d | cut -d "$ECC_SEP" -f 1)
+      if _endswith "$d" "$ECC_SUFFIX"; then
+        _isEcc=$(echo "$d" | cut -d "$ECC_SEP" -f 2)
+        d=$(echo "$d" | cut -d "$ECC_SEP" -f 1)
       fi
       renew "$d" "$_isEcc"
     )
@@ -3022,14 +3024,14 @@ renewAll() {
         _info "Skipped $d"
       elif [ "$_stopRenewOnError" ]; then
         _err "Error renew $d,  stop now."
-        return $rc
+        return "$rc"
       else
         _ret="$rc"
         _err "Error renew $d, Go ahead to next one."
       fi
     fi
   done
-  return $_ret
+  return "$_ret"
 }
 
 #csr webroot
@@ -3127,12 +3129,13 @@ list() {
   _sep="|"
   if [ "$_raw" ]; then
     printf "%s\n" "Main_Domain${_sep}KeyLength${_sep}SAN_Domains${_sep}Created${_sep}Renew"
-    for d in $(ls -F ${CERT_HOME}/ | grep [^.].*[.].*/$); do
-      d=$(echo $d | cut -d '/' -f 1)
+    for d in "${CERT_HOME}"/*.*/; do
+      d=$(basename "$d")
+      _debug d "$d"
       (
-        if _endswith $d "$ECC_SUFFIX"; then
-          _isEcc=$(echo $d | cut -d "$ECC_SEP" -f 2)
-          d=$(echo $d | cut -d "$ECC_SEP" -f 1)
+        if _endswith "$d" "$ECC_SUFFIX"; then
+          _isEcc=$(echo "$d" | cut -d "$ECC_SEP" -f 2)
+          d=$(echo "$d" | cut -d "$ECC_SEP" -f 1)
         fi
         _initpath $d "$_isEcc"
         if [ -f "$DOMAIN_CONF" ]; then

From 44edb2bd2ffa738bb98d31c53588693dd5ca341a Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 22:35:30 +0800
Subject: [PATCH 15/21] fix shellcheck warnings

---
 acme.sh | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/acme.sh b/acme.sh
index b1e5ecb..e4c377d 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1878,7 +1878,7 @@ _setApache() {
   #test the conf first
   _info "Checking if there is an error in the apache config file before starting."
 
-  if ! _exec $_APACHECTL -t >/dev/null; then
+  if ! _exec "$_APACHECTL" -t >/dev/null; then
     _exec_err
     _err "The apache config file has error, please fix it first, then try again."
     _err "Don't worry, there is nothing changed to your system."
@@ -1940,7 +1940,7 @@ Allow from all
     chmod 755 "$ACME_DIR"
   fi
 
-  if ! _exec $_APACHECTL graceful; then
+  if ! _exec "$_APACHECTL" graceful; then
     _exec_err
     _err "$_APACHECTL  graceful error, please contact me."
     _restoreApache
@@ -1951,7 +1951,7 @@ Allow from all
 }
 
 _clearup() {
-  _stopserver $serverproc
+  _stopserver "$serverproc"
   serverproc=""
   _restoreApache
   _clearupdns
@@ -2693,7 +2693,7 @@ issue() {
         fi
 
         if [ ! "$usingApache" ]; then
-          if webroot_owner=$(_stat $_currentRoot); then
+          if webroot_owner=$(_stat "$_currentRoot"); then
             _debug "Changing owner/group of .well-known to $webroot_owner"
             chown -R "$webroot_owner" "$_currentRoot/.well-known"
           else
@@ -2772,7 +2772,7 @@ issue() {
       _debug "sleep 2 secs to verify"
       sleep 2
       _debug "checking"
-      response="$(_get $uri)"
+      response="$(_get "$uri")"
       if [ "$?" != "0" ]; then
         _err "$d:Verify error:$response"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
@@ -3663,9 +3663,9 @@ _installalias() {
 
   _envfile="$LE_WORKING_DIR/$PROJECT_ENTRY.env"
   if [ "$_upgrading" ] && [ "$_upgrading" = "1" ]; then
-    echo "$(cat $_envfile)" | sed "s|^LE_WORKING_DIR.*$||" >"$_envfile"
-    echo "$(cat $_envfile)" | sed "s|^alias le.*$||" >"$_envfile"
-    echo "$(cat $_envfile)" | sed "s|^alias le.sh.*$||" >"$_envfile"
+    echo "$(cat "$_envfile")" | sed "s|^LE_WORKING_DIR.*$||" >"$_envfile"
+    echo "$(cat "$_envfile")" | sed "s|^alias le.*$||" >"$_envfile"
+    echo "$(cat "$_envfile")" | sed "s|^alias le.sh.*$||" >"$_envfile"
   fi
 
   _setopt "$_envfile" "export LE_WORKING_DIR" "=" "\"$LE_WORKING_DIR\""

From b9091e14b370db69747ec5538005fbe68dec2122 Mon Sep 17 00:00:00 2001
From: nytral <justmwa@users.noreply.github.com>
Date: Mon, 7 Nov 2016 21:50:59 +0100
Subject: [PATCH 16/21] adding DNSMadeEasy API

---
 README.md        |   1 +
 dnsapi/README.md |  19 ++++++
 dnsapi/dns_me.sh | 148 +++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 168 insertions(+)
 create mode 100755 dnsapi/dns_me.sh

diff --git a/README.md b/README.md
index 79b5a52..104532b 100644
--- a/README.md
+++ b/README.md
@@ -255,6 +255,7 @@ You don't have do anything manually!
 8. lexicon dns api: https://github.com/Neilpang/acme.sh/wiki/How-to-use-lexicon-dns-api
    (DigitalOcean, DNSimple, DnsMadeEasy, DNSPark, EasyDNS, Namesilo, NS1, PointHQ, Rage4 and Vultr etc.)
 9. LuaDNS.com API
+10. DNSMadeEasy.com API
 
 ##### More APIs are coming soon...
 
diff --git a/dnsapi/README.md b/dnsapi/README.md
index 1976911..7eff6de 100644
--- a/dnsapi/README.md
+++ b/dnsapi/README.md
@@ -154,4 +154,23 @@ acme.sh   --issue   --dns dns_lua --dnssleep 3  -d example.com  -d www.example.c
 
 The `LUA_Key` and `LUA_Email`  will be saved in `~/.acme.sh/account.conf`, and will be reused when needed.
 
+## Use DNSMadeEasy domain API
+
+Get your API credentials at https://cp.dnsmadeeasy.com/account/info
+
+```
+export ME_Key="sdfsdfsdfljlbjkljlkjsdfoiwje"
+
+export ME_Secret="qdfqsdfkjdskfj"
+
+```
+
+To issue a cert:
+```
+acme.sh   --issue   --dns dns_me --dnssleep 3  -d example.com  -d www.example.com
+```
+
+The `ME_Key` and `ME_Secret`  will be saved in `~/.acme.sh/account.conf`, and will be reused when needed.
+
+
 
diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
new file mode 100755
index 0000000..fffd8d4
--- /dev/null
+++ b/dnsapi/dns_me.sh
@@ -0,0 +1,148 @@
+#!/bin/sh
+
+# bug reports to dev@1e.ca
+
+# ME_Key=qmlkdjflmkqdjf	
+# ME_Secret=qmsdlkqmlksdvnnpae
+
+ME_Api=https://api.dnsmadeeasy.com/V2.0/dns/managed
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_me_add(){
+  fulldomain=$1
+  txtvalue=$2
+  
+  if [ -z "$ME_Key" ] || [ -z "$ME_Secret" ] ; then
+    _err "You didn't specify DNSMadeEasy api key and secret yet."
+    _err "Please create you key and try again."
+    return 1
+  fi
+  
+  #save the api key and email to the account conf file.
+  _saveaccountconf ME_Key "$ME_Key"
+  _saveaccountconf ME_Secret "$ME_Secret"
+  
+  _debug "First detect the root zone"
+  if ! _get_root $fulldomain ; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _domain_id "$_domain_id"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+  
+  _debug "Getting txt records"
+  _me_rest GET "${_domain_id}/records?recordName=$_sub_domain&type=TXT"
+  
+  if ! printf "$response" | grep \"totalRecords\": > /dev/null ; then
+    _err "Error"
+    return 1
+  fi
+  
+  count=$(printf "%s\n" "$response" | _egrep_o \"totalRecords\":[^,]* | cut -d : -f 2)
+  _debug count "$count"
+  if [ "$count" = "0" ] ; then
+    _info "Adding record"
+    if _me_rest POST "$_domain_id/records/"  "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"; then
+      if printf -- "%s" "$response" | grep id: > /dev/null ; then
+        _info "Added"
+        #todo: check if the record takes effect
+        return 0
+      else
+        _err "Add txt record error."
+        return 1
+      fi
+    fi
+    _err "Add txt record error."
+  else
+    _info "Updating record"
+    record_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]* | cut -d : -f 2 | head -n 1)
+    _debug "record_id" $record_id
+    
+    _me_rest PUT "$_domain_id/records/$record_id/"  "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"
+    if [ "$?" = "0" ]; then
+      _info "Updated"
+      #todo: check if the record takes effect
+      return 0;
+    fi
+    _err "Update error"
+    return 1
+  fi
+  
+}
+
+
+#fulldomain
+dns_me_rm() {
+  fulldomain=$1
+
+}
+
+
+####################  Private functions bellow ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+# _domain_id=sdjkglgdfewsdfg
+_get_root() {
+  domain=$1
+  i=2
+  p=1
+  while [ '1' ] ; do
+    h=$(printf $domain | cut -d . -f $i-100)
+    if [ -z "$h" ] ; then
+      #not valid
+      return 1;
+    fi
+    
+    if ! _me_rest GET "name?domainname=$h" ; then
+      return 1
+    fi
+    
+    if printf $response | grep \"name\":\"$h\" >/dev/null ; then
+      _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]* | head -n 1 | cut -d : -f 2 )
+      if [ "$_domain_id" ] ; then
+        _sub_domain=$(printf $domain | cut -d . -f 1-$p)
+        _domain=$h
+        return 0
+      fi
+      return 1
+    fi
+    p=$i
+    i=$(expr $i + 1)
+  done
+  return 1
+}
+
+_me_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug $ep
+
+  cdate=$(date -Ru)
+  hmac=$(printf "$cdate" | openssl dgst -sha1 -hmac $ME_Secret | cut -d = -f 2 | tr -d ' ')
+
+  _H1="x-dnsme-apiKey: $ME_Key"
+  _H2="x-dnsme-requestDate: $cdate"
+  _H3="x-dnsme-hmac: $hmac"
+  
+  if [ "$data" ] ; then
+    _debug data "$data"
+    response="$(_post "$data" "$ME_Api/$ep" "" $m)"
+  else
+    response="$(_get "$ME_Api/$ep")"
+  fi
+  
+  if [ "$?" != "0" ] ; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}
+
+

From 3ec72fcee959954b6bcbf317ba015cd77ed9994f Mon Sep 17 00:00:00 2001
From: nytral <justmwa@users.noreply.github.com>
Date: Mon, 7 Nov 2016 22:16:00 +0100
Subject: [PATCH 17/21] bugfix

---
 dnsapi/dns_me.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index fffd8d4..4234ac9 100755
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -46,7 +46,7 @@ dns_me_add(){
   if [ "$count" = "0" ] ; then
     _info "Adding record"
     if _me_rest POST "$_domain_id/records/"  "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"; then
-      if printf -- "%s" "$response" | grep id: > /dev/null ; then
+      if [ "$?" = "0" ]; then
         _info "Added"
         #todo: check if the record takes effect
         return 0

From cd90062850161b943b01695379b003ed754f5c9b Mon Sep 17 00:00:00 2001
From: nytral <justmwa@users.noreply.github.com>
Date: Mon, 7 Nov 2016 22:16:53 +0100
Subject: [PATCH 18/21] better bugfix

---
 dnsapi/dns_me.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index 4234ac9..b379fe9 100755
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -46,7 +46,7 @@ dns_me_add(){
   if [ "$count" = "0" ] ; then
     _info "Adding record"
     if _me_rest POST "$_domain_id/records/"  "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"; then
-      if [ "$?" = "0" ]; then
+      if printf -- "%s" "$response" | grep \"id\": > /dev/null ; then
         _info "Added"
         #todo: check if the record takes effect
         return 0

From eb23549cd635cdf4c8231e709f45737aaa7a5697 Mon Sep 17 00:00:00 2001
From: nytral <justmwa@users.noreply.github.com>
Date: Tue, 8 Nov 2016 14:13:05 +0100
Subject: [PATCH 19/21] s/bash/sh/

---
 dnsapi/dns_me.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index b379fe9..d8dd7e4 100755
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 # bug reports to dev@1e.ca
 

From 2ea5b283a84c9efba1ac2171e477ea6968a878e0 Mon Sep 17 00:00:00 2001
From: nytral <justmwa@users.noreply.github.com>
Date: Tue, 8 Nov 2016 15:56:46 +0100
Subject: [PATCH 20/21] _hmac use and generic date

---
 dnsapi/dns_me.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index d8dd7e4..3135718 100755
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -123,8 +123,8 @@ _me_rest() {
   data="$3"
   _debug $ep
 
-  cdate=$(date -Ru)
-  hmac=$(printf "$cdate" | openssl dgst -sha1 -hmac $ME_Secret | cut -d = -f 2 | tr -d ' ')
+  cdate=$(date -u +"%a, %d %b %Y %T %Z")
+  hmac=$(printf "$cdate"  | _hmac  sha1  "$ME_Secret"   1)
 
   _H1="x-dnsme-apiKey: $ME_Key"
   _H2="x-dnsme-requestDate: $cdate"

From dec90f7e5eca1af818d6a7f59d4aca2df56f5d16 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Wed, 9 Nov 2016 23:15:08 +0800
Subject: [PATCH 21/21] format dns_me api

---
 dnsapi/dns_me.sh | 66 +++++++++++++++++++++++-------------------------
 1 file changed, 31 insertions(+), 35 deletions(-)

diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index 3135718..abc1747 100755
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -10,43 +10,43 @@ ME_Api=https://api.dnsmadeeasy.com/V2.0/dns/managed
 ########  Public functions #####################
 
 #Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
-dns_me_add(){
+dns_me_add() {
   fulldomain=$1
   txtvalue=$2
-  
-  if [ -z "$ME_Key" ] || [ -z "$ME_Secret" ] ; then
+
+  if [ -z "$ME_Key" ] || [ -z "$ME_Secret" ]; then
     _err "You didn't specify DNSMadeEasy api key and secret yet."
     _err "Please create you key and try again."
     return 1
   fi
-  
+
   #save the api key and email to the account conf file.
   _saveaccountconf ME_Key "$ME_Key"
   _saveaccountconf ME_Secret "$ME_Secret"
-  
+
   _debug "First detect the root zone"
-  if ! _get_root $fulldomain ; then
+  if ! _get_root $fulldomain; then
     _err "invalid domain"
     return 1
   fi
   _debug _domain_id "$_domain_id"
   _debug _sub_domain "$_sub_domain"
   _debug _domain "$_domain"
-  
+
   _debug "Getting txt records"
   _me_rest GET "${_domain_id}/records?recordName=$_sub_domain&type=TXT"
-  
-  if ! printf "$response" | grep \"totalRecords\": > /dev/null ; then
+
+  if ! printf "$response" | grep \"totalRecords\": >/dev/null; then
     _err "Error"
     return 1
   fi
-  
+
   count=$(printf "%s\n" "$response" | _egrep_o \"totalRecords\":[^,]* | cut -d : -f 2)
   _debug count "$count"
-  if [ "$count" = "0" ] ; then
+  if [ "$count" = "0" ]; then
     _info "Adding record"
-    if _me_rest POST "$_domain_id/records/"  "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"; then
-      if printf -- "%s" "$response" | grep \"id\": > /dev/null ; then
+    if _me_rest POST "$_domain_id/records/" "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"; then
+      if printf -- "%s" "$response" | grep \"id\": >/dev/null; then
         _info "Added"
         #todo: check if the record takes effect
         return 0
@@ -60,19 +60,18 @@ dns_me_add(){
     _info "Updating record"
     record_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]* | cut -d : -f 2 | head -n 1)
     _debug "record_id" $record_id
-    
-    _me_rest PUT "$_domain_id/records/$record_id/"  "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"
+
+    _me_rest PUT "$_domain_id/records/$record_id/" "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"gtdLocation\":\"DEFAULT\",\"ttl\":120}"
     if [ "$?" = "0" ]; then
       _info "Updated"
       #todo: check if the record takes effect
-      return 0;
+      return 0
     fi
     _err "Update error"
     return 1
   fi
-  
-}
 
+}
 
 #fulldomain
 dns_me_rm() {
@@ -80,7 +79,6 @@ dns_me_rm() {
 
 }
 
-
 ####################  Private functions bellow ##################################
 #_acme-challenge.www.domain.com
 #returns
@@ -91,20 +89,20 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  while [ '1' ] ; do
+  while [ '1' ]; do
     h=$(printf $domain | cut -d . -f $i-100)
-    if [ -z "$h" ] ; then
+    if [ -z "$h" ]; then
       #not valid
-      return 1;
+      return 1
     fi
-    
-    if ! _me_rest GET "name?domainname=$h" ; then
+
+    if ! _me_rest GET "name?domainname=$h"; then
       return 1
     fi
-    
-    if printf $response | grep \"name\":\"$h\" >/dev/null ; then
-      _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]* | head -n 1 | cut -d : -f 2 )
-      if [ "$_domain_id" ] ; then
+
+    if printf $response | grep \"name\":\"$h\" >/dev/null; then
+      _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":[^,]* | head -n 1 | cut -d : -f 2)
+      if [ "$_domain_id" ]; then
         _sub_domain=$(printf $domain | cut -d . -f 1-$p)
         _domain=$h
         return 0
@@ -124,25 +122,23 @@ _me_rest() {
   _debug $ep
 
   cdate=$(date -u +"%a, %d %b %Y %T %Z")
-  hmac=$(printf "$cdate"  | _hmac  sha1  "$ME_Secret"   1)
+  hmac=$(printf "$cdate" | _hmac sha1 "$ME_Secret" 1)
 
   _H1="x-dnsme-apiKey: $ME_Key"
   _H2="x-dnsme-requestDate: $cdate"
   _H3="x-dnsme-hmac: $hmac"
-  
-  if [ "$data" ] ; then
+
+  if [ "$data" ]; then
     _debug data "$data"
     response="$(_post "$data" "$ME_Api/$ep" "" $m)"
   else
     response="$(_get "$ME_Api/$ep")"
   fi
-  
-  if [ "$?" != "0" ] ; then
+
+  if [ "$?" != "0" ]; then
     _err "error $ep"
     return 1
   fi
   _debug2 response "$response"
   return 0
 }
-
-