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236 lines
8.1 KiB
236 lines
8.1 KiB
#!/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/Neilpang/acme.sh/issues
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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 [ "$(echo "$domain" | grep "$zone")" != "" ]; 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=$2
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if [ "$(echo "$fulldomain" | grep "_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' | grep -E "\"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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