Bjarke Bruun
2 years ago
1 changed files with 239 additions and 0 deletions
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#!/usr/bin/env sh |
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#This file name is "dns_dnsservices.sh" |
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#Script for Danish DNS registra and DNS hosting provider https://dns.services |
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# |
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#Author: Bjarke Bruun <bbruun@gmail.com> |
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#Report Bugs here: https://github.com/bbruun/acme.sh |
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# Global variable to connect to the DNS Services API |
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DNSServices_API=https://dns.services/api |
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######## Public functions ##################### |
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#Usage: dns_dnsservices_add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs" |
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dns_dnsservices_add() { |
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fulldomain=$1 |
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txtvalue=$2 |
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_info "Using dns.services to create ACME DNS challenge" |
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_debug2 add_fulldomain "$fulldomain" |
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_debug2 add_txtvalue "$txtvalue" |
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# Read username/password from environment or .acme.sh/accounts.conf |
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DnsServices_Username="${DnsServices_Username:-$(_readaccountconf_mutable DnsServices_Username)}" |
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DnsServices_Password="${DnsServices_Password:-$(_readaccountconf_mutable DnsServices_Password)}" |
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if [ -z "$DnsServices_Username" ] || [ -z "$DnsServices_Password" ]; then |
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DnsServices_Username="" |
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DnsServices_Password="" |
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_err "You didn't specify dns.services api username and password yet." |
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_err "Set environment variables DnsServices_Username and DnsServices_Password" |
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return 1 |
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fi |
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# Setup GET/POST/DELETE headers |
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_setup_headers |
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#save the credentials to the account conf file. |
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_saveaccountconf_mutable DnsServices_Username "$DnsServices_Username" |
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_saveaccountconf_mutable DnsServices_Password "$DnsServices_Password" |
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if ! _contains "$DnsServices_Username" "@"; then |
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_err "It seems that the username variable DnsServices_Username has not been set/left blank" |
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_err "or is not a valid email. Please correct and try again." |
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return 1 |
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fi |
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if ! _get_root "${fulldomain}"; then |
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_err "Invalid domain ${fulldomain}" |
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return 1 |
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fi |
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if ! createRecord "$fulldomain" "${txtvalue}"; then |
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_err "Error creating TXT record in domain $fulldomain in $rootZoneName" |
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return 1 |
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fi |
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_debug2 challenge-created "Created $fulldomain" |
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return 0 |
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} |
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#Usage: fulldomain txtvalue |
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#Description: Remove the txt record after validation. |
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dns_dnsservices_rm() { |
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fulldomain=$1 |
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txtvalue=$2 |
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_info "Using dns.services to delete challenge $fulldomain TXT $txtvalue" |
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_debug rm_fulldomain "$fulldomain" |
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_debug rm_txtvalue "$txtvalue" |
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# Read username/password from environment or .acme.sh/accounts.conf |
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DnsServices_Username="${DnsServices_Username:-$(_readaccountconf_mutable DnsServices_Username)}" |
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DnsServices_Password="${DnsServices_Password:-$(_readaccountconf_mutable DnsServices_Password)}" |
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if [ -z "$DnsServices_Username" ] || [ -z "$DnsServices_Password" ]; then |
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DnsServices_Username="" |
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DnsServices_Password="" |
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_err "You didn't specify dns.services api username and password yet." |
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_err "Set environment variables DnsServices_Username and DnsServices_Password" |
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return 1 |
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fi |
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# Setup GET/POST/DELETE headers |
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_setup_headers |
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if ! _get_root "${fulldomain}"; then |
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_err "Invalid domain ${fulldomain}" |
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return 1 |
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fi |
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_debug2 rm_rootDomainInfo "found root domain $rootZoneName for $fulldomain" |
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if ! deleteRecord "${fulldomain}" "${txtvalue}"; then |
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_err "Error removing record: $fulldomain TXT ${txtvalue}" |
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return 1 |
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fi |
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return 0 |
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} |
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#################### Private functions below ################################## |
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_setup_headers() { |
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# Set up API Headers for _get() and _post() |
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# The <function>_add or <function>_rm must have been called before to work |
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if [ -z "$DnsServices_Username" ] || [ -z "$DnsServices_Password" ]; then |
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_err "Could not setup BASIC authentication headers, they are missing" |
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return 1 |
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fi |
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DnsServiceCredentials="$(printf "%s" "$DnsServices_Username:$DnsServices_Password" | _base64)" |
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export _H1="Authorization: Basic $DnsServiceCredentials" |
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export _H2="Content-Type: application/json" |
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# Just return if headers are set |
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return 0 |
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} |
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_get_root() { |
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domain=$1 |
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_debug2 _get_root "Get the root domain of ${domain} for DNS API" |
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# Setup _get() and _post() headers |
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#_setup_headers |
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result=$(_H1="$_H1" _H2="$_H2" _get "$DNSServices_API/dns") |
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_debug2 _get_root "Got the following root domain(s) $result" |
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_debug2 _get_root "- JSON: $result" |
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if [ "$(echo "$result" | grep -c '"name"')" -gt "1" ]; then |
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checkMultiZones="true" |
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_debug2 _get_root "- multiple zones found" |
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else |
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checkMultiZones="false" |
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fi |
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# Find/isolate the root zone to work with in createRecord() and deleteRecord() |
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rootZone="" |
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if [ "$checkMultiZones" == "true" ]; then |
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rootZone=$(for zone in $(echo "$result" | tr -d '\n' ' '); do |
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if [[ "$zone" =~ "$domain" ]]; then |
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_debug2 _get_root "- trying to figure out if $zone is in $domain" |
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echo "$zone" |
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break |
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fi |
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done) |
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else |
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rootZone=$(echo "$result" | grep -o '"name":"[^"]*' | cut -d'"' -f4) |
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_debug2 _get_root "- only found 1 domain in API: $rootZone" |
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fi |
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if [ -z "$rootZone" ]; then |
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_err "Could not find root domain for $domain - is it correctly typed?" |
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return 1 |
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fi |
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# Setup variables used by other functions to communicate with DNS Services API |
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zoneInfo=$(echo "$result" | sed "s,\"zones,\n&,g" | grep zones | cut -d'[' -f2 | cut -d']' -f1 | tr '}' '\n' | grep "\"$rootZone\"") |
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rootZoneName="$rootZone" |
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subDomainName="$(echo "$domain" | sed "s,\.$rootZone,,g")" |
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subDomainNameClean="$(echo "$domain" | sed "s,_acme-challenge.,,g")" |
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rootZoneDomainID=$(echo "$zoneInfo" | tr ',' '\n' | grep domain_id | cut -d'"' -f4) |
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rootZoneServiceID=$(echo "$zoneInfo" | tr ',' '\n' | grep service_id | cut -d'"' -f4) |
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_debug2 _get_root "Root zone name : $rootZoneName" |
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_debug2 _get_root "Root zone domain ID : $rootZoneDomainID" |
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_debug2 _get_root "Root zone service ID: $rootZoneServiceID" |
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_debug2 _get_root "Sub domain : $subDomainName" |
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_debug _get_root "Found valid root domain $rootZone for $subDomainNameClean" |
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return 0 |
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} |
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createRecord() { |
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fulldomain=$1 |
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txtvalue="$2" |
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# Get root domain information - needed for DNS Services API communication |
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if [ -z "$rootZoneName" ] || [ -z "$rootZoneDomainID" ] || [ -z "$rootZoneServiceID" ]; then |
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_get_root $fulldomain |
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fi |
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_debug2 createRecord "CNAME TXT value is: $txtvalue" |
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# Prepare data to send to API |
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data="{\"name\":\"${fulldomain}\",\"type\":\"TXT\",\"content\":\"${txtvalue}\", \"ttl\":\"10\"}" |
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_debug2 createRecord "data to API: $data" |
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result=$(_post "$data" "$DNSServices_API/service/$rootZoneServiceID/dns/$rootZoneDomainID/records" "" "POST") |
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_debug2 createRecord "result from API: $result" |
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if [ "$(echo "$result" | grep '"success":true')" == "" ]; then |
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_err "Failed to create TXT record $fulldomain with content $txtvalue in zone $rootZoneName" |
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_err "$result" |
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return 1 |
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fi |
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_info "Record \"$fulldomain TXT $txtvalue\" has been created" |
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return 0 |
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} |
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deleteRecord() { |
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fulldomain=$1 |
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txtvalue=$2 |
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if [[ ! "$fulldomain" =~ "_acme-challenge" ]]; then |
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_err "The script tried to delete the record $fulldomain which is not the above created ACME challenge" |
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return 1 |
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fi |
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_debug2 deleteRecord "Deleting $fulldomain TXT $txtvalue record" |
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if [ -z "$rootZoneName" ] || [ -z "$rootZoneDomainID" ] || [ -z "$rootZoneServiceID" ]; then |
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_get_root $fulldomain |
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fi |
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result="$(_H1="$_H1" _H2="$_H2" _get "$DNSServices_API/service/$rootZoneServiceID/dns/$rootZoneDomainID")" |
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recordInfo="$(echo "$result" | tr '}' '\n' | grep "\"name\":\"${fulldomain}" | grep "\"content\":\"" | grep "${txtvalue}")" |
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_debug2 deleteRecord "recordInfo=$recordInfo" |
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recordID="$(echo "$recordInfo" | tr ',' '\n' | egrep "\"id\":\"[0-9]+\"" | cut -d'"' -f4)" |
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if [ -z "$recordID" ]; then |
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_info "Record $fulldomain TXT $txtvalue not found or already deleted" |
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return 0 |
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else |
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_debug2 deleteRecord "Found recordID=$recordID" |
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fi |
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_debug2 deleteRecord "DELETE request $DNSServices_API/service/$rootZoneServiceID/dns/$rootZoneDomainID/records/$recordID" |
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result="$(_H1="$_H1" _H2="$_H2" _post "" "$DNSServices_API/service/$rootZoneServiceID/dns/$rootZoneDomainID/records/$recordID" "" "DELETE")" |
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_debug2 deleteRecord "API Delete result \"$result\"" |
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# Return OK regardless |
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return 0 |
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} |
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