forked from Github/acme.sh
Pål Håland
8 years ago
5 changed files with 223 additions and 5 deletions
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1README.md
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2acme.sh
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13dnsapi/README.md
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7dnsapi/dns_cx.sh
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205dnsapi/dns_dgon.sh
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#!/usr/bin/env sh |
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## Will be called by acme.sh to add the txt record to your api system. |
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## returns 0 means success, otherwise error. |
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## Author: thewer <github at thewer.com> |
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## GitHub: https://github.com/gitwer/acme.sh |
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## |
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## Environment Variables Required: |
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## |
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## DO_API_KEY="75310dc4ca779ac39a19f6355db573b49ce92ae126553ebd61ac3a3ae34834cc" |
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## |
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##################### Public functions ##################### |
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## Create the text record for validation. |
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## Usage: fulldomain txtvalue |
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## EG: "_acme-challenge.www.other.domain.com" "XKrxpRBosdq0HG9i01zxXp5CPBs" |
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dns_dgon_add() { |
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fulldomain="$(echo "$1" | _lower_case)" |
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txtvalue=$2 |
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_info "Using digitalocean dns validation - add record" |
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_debug fulldomain "$fulldomain" |
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_debug txtvalue "$txtvalue" |
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## save the env vars (key and domain split location) for later automated use |
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_saveaccountconf DO_API_KEY "$DO_API_KEY" |
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## split the domain for DO API |
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if ! _get_base_domain "$fulldomain"; then |
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_err "domain not found in your account for addition" |
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return 1 |
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fi |
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_debug _sub_domain "$_sub_domain" |
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_debug _domain "$_domain" |
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## Set the header with our post type and key auth key |
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export _H1="Content-Type: application/json" |
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export _H2="Authorization: Bearer $DO_API_KEY" |
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PURL='https://api.digitalocean.com/v2/domains/'$_domain'/records' |
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PBODY='{"type":"TXT","name":"'$_sub_domain'","data":"'$txtvalue'"}' |
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_debug PURL "$PURL" |
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_debug PBODY "$PBODY" |
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## the create request - post |
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## args: BODY, URL, [need64, httpmethod] |
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response="$(_post "$PBODY" "$PURL")" |
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## check response |
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if [ "$?" != "0" ]; then |
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_err "error in response: $response" |
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return 1 |
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fi |
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_debug2 response "$response" |
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## finished correctly |
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return 0 |
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} |
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## Remove the txt record after validation. |
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## Usage: fulldomain txtvalue |
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## EG: "_acme-challenge.www.other.domain.com" "XKrxpRBosdq0HG9i01zxXp5CPBs" |
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dns_dgon_rm() { |
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fulldomain="$(echo "$1" | _lower_case)" |
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txtvalue=$2 |
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_info "Using digitalocean dns validation - remove record" |
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_debug fulldomain "$fulldomain" |
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_debug txtvalue "$txtvalue" |
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|
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## split the domain for DO API |
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if ! _get_base_domain "$fulldomain"; then |
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_err "domain not found in your account for removal" |
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return 1 |
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fi |
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_debug _sub_domain "$_sub_domain" |
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_debug _domain "$_domain" |
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## Set the header with our post type and key auth key |
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export _H1="Content-Type: application/json" |
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export _H2="Authorization: Bearer $DO_API_KEY" |
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## get URL for the list of domains |
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## may get: "links":{"pages":{"last":".../v2/domains/DOM/records?page=2","next":".../v2/domains/DOM/records?page=2"}} |
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GURL="https://api.digitalocean.com/v2/domains/$_domain/records" |
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## while we dont have a record ID we keep going |
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while [ -z "$record" ]; do |
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## 1) get the URL |
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## the create request - get |
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## args: URL, [onlyheader, timeout] |
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domain_list="$(_get "$GURL")" |
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## 2) find record |
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## check for what we are looing for: "type":"A","name":"$_sub_domain" |
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record="$(echo "$domain_list" | _egrep_o "\"id\"\s*\:\s*\"*\d+\"*[^}]*\"name\"\s*\:\s*\"$_sub_domain\"[^}]*\"data\"\s*\:\s*\"$txtvalue\"")" |
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## 3) check record and get next page |
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if [ -z "$record" ]; then |
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## find the next page if we dont have a match |
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nextpage="$(echo "$domain_list" | _egrep_o "\"links\".*" | _egrep_o "\"next\".*" | _egrep_o "http.*page\=\d+")" |
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if [ -z "$nextpage" ]; then |
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_err "no record and no nextpage in digital ocean DNS removal" |
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return 1 |
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fi |
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_debug2 nextpage "$nextpage" |
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GURL="$nextpage" |
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fi |
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## we break out of the loop when we have a record |
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done |
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## we found the record |
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rec_id="$(echo "$record" | _egrep_o "id\"\s*\:\s*\"*\d+" | _egrep_o "\d+")" |
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_debug rec_id "$rec_id" |
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## delete the record |
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## delete URL for removing the one we dont want |
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DURL="https://api.digitalocean.com/v2/domains/$_domain/records/$rec_id" |
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## the create request - delete |
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## args: BODY, URL, [need64, httpmethod] |
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response="$(_post "" "$DURL" "" "DELETE")" |
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## check response (sort of) |
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if [ "$?" != "0" ]; then |
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_err "error in remove response: $response" |
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return 1 |
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fi |
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_debug2 response "$response" |
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## finished correctly |
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return 0 |
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} |
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##################### Private functions below ##################### |
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## Split the domain provided into the "bade domain" and the "start prefix". |
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## This function searches for the longest subdomain in your account |
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## for the full domain given and splits it into the base domain (zone) |
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## and the prefix/record to be added/removed |
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## USAGE: fulldomain |
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## EG: "_acme-challenge.two.three.four.domain.com" |
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## returns |
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## _sub_domain="_acme-challenge.two" |
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## _domain="three.four.domain.com" *IF* zone "three.four.domain.com" exists |
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## if only "domain.com" exists it will return |
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## _sub_domain="_acme-challenge.two.three.four" |
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## _domain="domain.com" |
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_get_base_domain() { |
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# args |
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fulldomain="$(echo "$1" | tr '[:upper:]' '[:lower:]')" |
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_debug fulldomain "$fulldomain" |
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# domain max legal length = 253 |
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MAX_DOM=255 |
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## get a list of domains for the account to check thru |
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## Set the headers |
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export _H1="Content-Type: application/json" |
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export _H2="Authorization: Bearer $DO_API_KEY" |
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_debug DO_API_KEY "$DO_API_KEY" |
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## get URL for the list of domains |
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## havent seen this request paginated, tested with 18 domains (more requres manual requests with DO) |
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DOMURL="https://api.digitalocean.com/v2/domains" |
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## get the domain list (DO gives basically a full XFER!) |
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domain_list="$(_get "$DOMURL")" |
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## check response |
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if [ "$?" != "0" ]; then |
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_err "error in domain_list response: $domain_list" |
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return 1 |
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fi |
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_debug2 domain_list "$domain_list" |
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## for each shortening of our $fulldomain, check if it exists in the $domain_list |
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## can never start on 1 (aka whole $fulldomain) as $fulldomain starts with "_acme-challenge" |
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i=2 |
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while [ $i -gt 0 ]; do |
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## get next longest domain |
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_domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-"$MAX_DOM") |
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## check we got something back from our cut (or are we at the end) |
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if [ -z "$_domain" ]; then |
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## we got to the end of the domain - invalid domain |
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_err "domain not found in DigitalOcean account" |
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return 1 |
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fi |
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## we got part of a domain back - grep it out |
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found="$(echo "$domain_list" | _egrep_o "\"name\"\s*\:\s*\"$_domain\"")" |
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## check if it exists |
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if [ ! -z "$found" ]; then |
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## exists - exit loop returning the parts |
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sub_point=$(_math $i - 1) |
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_sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-"$sub_point") |
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_debug _domain "$_domain" |
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_debug _sub_domain "$_sub_domain" |
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return 0 |
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fi |
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## increment cut point $i |
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i=$(_math $i + 1) |
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done |
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## we went through the entire domain zone list and dint find one that matched |
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## doesnt look like we can add in the record |
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_err "domain not found in DigitalOcean account, but we should never get here" |
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return 1 |
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} |
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