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Merge pull request #953 from angel333/master
Merge pull request #953 from angel333/master
Add DNS API script for Hurricane Electric DNS servicecron
neil
8 years ago
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GitHub
GitHub
3 changed files with 195 additions and 0 deletions
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1README.md
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19dnsapi/README.md
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175dnsapi/dns_he.sh
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#!/usr/bin/env sh |
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|
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######################################################################## |
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# Hurricane Electric hook script for acme.sh |
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# |
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# Environment variables: |
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# |
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# - $HE_Username (your dns.he.net username) |
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# - $HE_Password (your dns.he.net password) |
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# |
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# Author: Ondrej Simek <me@ondrejsimek.com> |
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# Git repo: https://github.com/angel333/acme.sh |
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#-- dns_he_add() - Add TXT record -------------------------------------- |
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# Usage: dns_he_add _acme-challenge.subdomain.domain.com "XyZ123..." |
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dns_he_add() { |
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_full_domain=$1 |
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_txt_value=$2 |
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_info "Using DNS-01 Hurricane Electric hook" |
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|
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if [ -z "$HE_Username" ] || [ -z "$HE_Password" ]; then |
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HE_Username= |
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HE_Password= |
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_err "No auth details provided. Please set user credentials using the \$HE_Username and \$HE_Password envoronment variables." |
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return 1 |
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fi |
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_saveaccountconf HE_Username "$HE_Username" |
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_saveaccountconf HE_Password "$HE_Password" |
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# Fills in the $_zone_id |
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_find_zone "$_full_domain" || return 1 |
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_debug "Zone id \"$_zone_id\" will be used." |
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|
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body="email=${HE_Username}&pass=${HE_Password}" |
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body="$body&account=" |
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body="$body&menu=edit_zone" |
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body="$body&Type=TXT" |
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body="$body&hosted_dns_zoneid=$_zone_id" |
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body="$body&hosted_dns_recordid=" |
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body="$body&hosted_dns_editzone=1" |
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body="$body&Priority=" |
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body="$body&Name=$_full_domain" |
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body="$body&Content=$_txt_value" |
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body="$body&TTL=300" |
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body="$body&hosted_dns_editrecord=Submit" |
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response="$(_post "$body" "https://dns.he.net/")" |
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exit_code="$?" |
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if [ "$exit_code" -eq 0 ]; then |
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_info "TXT record added successfuly." |
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else |
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_err "Couldn't add the TXT record." |
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fi |
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_debug2 response "$response" |
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return "$exit_code" |
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} |
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|
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#-- dns_he_rm() - Remove TXT record ------------------------------------ |
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# Usage: dns_he_rm _acme-challenge.subdomain.domain.com "XyZ123..." |
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dns_he_rm() { |
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_full_domain=$1 |
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_txt_value=$2 |
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_info "Cleaning up after DNS-01 Hurricane Electric hook" |
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# fills in the $_zone_id |
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_find_zone "$_full_domain" || return 1 |
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_debug "Zone id \"$_zone_id\" will be used." |
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# Find the record id to clean |
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body="email=${HE_Username}&pass=${HE_Password}" |
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body="$body&hosted_dns_zoneid=$_zone_id" |
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body="$body&menu=edit_zone" |
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body="$body&hosted_dns_editzone=" |
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domain_regex="$(echo "$_full_domain" | sed 's/\./\\./g')" # escape dots |
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_record_id=$(_post "$body" "https://dns.he.net/" \ |
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| tr -d '\n' \ |
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| _egrep_o "data=\""${_txt_value}"([^>]+>){6}[^<]+<[^;]+;deleteRecord\('[0-9]+','${domain_regex}','TXT'\)" \ |
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| _egrep_o "[0-9]+','${domain_regex}','TXT'\)$" \ |
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| _egrep_o "^[0-9]+" |
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) |
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# The series of egreps above could have been done a bit shorter but |
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# I wanted to double-check whether it's the correct record (in case |
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# HE changes their website somehow). |
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# Remove the record |
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body="email=${HE_Username}&pass=${HE_Password}" |
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body="$body&menu=edit_zone" |
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body="$body&hosted_dns_zoneid=$_zone_id" |
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body="$body&hosted_dns_recordid=$_record_id" |
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body="$body&hosted_dns_editzone=1" |
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body="$body&hosted_dns_delrecord=1" |
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body="$body&hosted_dns_delconfirm=delete" |
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_post "$body" "https://dns.he.net/" \ |
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| grep '<div id="dns_status" onClick="hideThis(this);">Successfully removed record.</div>' \ |
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>/dev/null |
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exit_code="$?" |
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if [ "$exit_code" -eq 0 ]; then |
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_info "Record removed successfuly." |
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else |
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_err "Could not clean (remove) up the record. Please go to HE administration interface and clean it by hand." |
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return "$exit_code" |
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fi |
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} |
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########################## PRIVATE FUNCTIONS ########################### |
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#-- _find_zone() ------------------------------------------------------- |
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# Returns the most specific zone found in administration interface. |
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# |
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# Example: |
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# |
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# _find_zone first.second.third.co.uk |
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# |
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# ... will return the first zone that exists in admin out of these: |
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# - "first.second.third.co.uk" |
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# - "second.third.co.uk" |
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# - "third.co.uk" |
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# - "co.uk" <-- unlikely |
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# - "uk" <-' |
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# |
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# (another approach would be something like this: |
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# https://github.com/hlandau/acme/blob/master/_doc/dns.hook |
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# - that's better if there are multiple pages. It's so much simpler. |
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# ) |
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_find_zone() { |
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_domain="$1" |
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body="email=${HE_Username}&pass=${HE_Password}" |
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_matches=$(_post "$body" "https://dns.he.net/" \ |
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| _egrep_o "delete_dom.*name=\"[^\"]+\" value=\"[0-9]+" |
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) |
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# Zone names and zone IDs are in same order |
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_zone_ids=$(echo "$_matches" | cut -d '"' -f 5) |
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_zone_names=$(echo "$_matches" | cut -d '"' -f 3) |
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_debug2 "These are the zones on this HE account:" |
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_debug2 "$_zone_names" |
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_debug2 "And these are their respective IDs:" |
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_debug2 "$_zone_ids" |
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|
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# Walk through all possible zone names |
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_strip_counter=1 |
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while true; do |
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_attempted_zone=$(echo "$_domain" | cut -d . -f ${_strip_counter}-) |
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# All possible zone names have been tried |
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if [ -z "$_attempted_zone" ]; then |
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_err "No zone for domain \"$_domain\" found." |
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return 1 |
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fi |
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_debug "Looking for zone \"${_attempted_zone}\"" |
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# Take care of "." and only match whole lines. Note that grep -F |
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# cannot be used because there's no way to make it match whole |
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# lines. |
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regex="^$(echo "$_attempted_zone" | sed 's/\./\\./g')$" |
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line_num=$(echo "$_zone_names" \ |
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| grep -n "$regex" \ |
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| cut -d : -f 1 |
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) |
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if [ -n "$line_num" ]; then |
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_zone_id=$(echo "$_zone_ids" | sed "${line_num}q;d") |
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_debug "Found relevant zone \"$_attempted_zone\" with id \"$_zone_id\" - will be used for domain \"$_domain\"." |
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return 0 |
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fi |
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_debug "Zone \"$_attempted_zone\" doesn't exist, let's try a less specific zone." |
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_strip_counter=$(_math "$_strip_counter" + 1) |
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done |
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} |
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# vim: et:ts=2:sw=2: |
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