Add Beget.com DNS API support

dnsapi/dns_beget.sh

@@ -0,0 +1,281 @@
+#!/usr/bin/env sh
+# shellcheck disable=SC2034
+dns_beget_info='Beget.com
+Site: Beget.com
+Docs: github.com/acmesh-official/acme.sh/wiki/dnsapi2#dns_beget
+Options:
+ BEGET_User API user
+ BEGET_Password API password
+Issues: github.com/acmesh-official/acme.sh/issues/6200
+Author: ARNik [email protected]
+'
+
+Beget_Api="https://api.beget.com/api"
+
+####################  Public functions ####################
+
+# Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+# Used to add txt record
+dns_beget_add() {
+  fulldomain=$1
+  txtvalue=$2
+  _debug "dns_beget_add() $fulldomain $txtvalue"
+  fulldomain=$(echo "$fulldomain" | _lower_case)
+
+  Beget_Username="${Beget_Username:-$(_readaccountconf_mutable Beget_Username)}"
+  Beget_Password="${Beget_Password:-$(_readaccountconf_mutable Beget_Password)}"
+
+  if [ -z "$Beget_Username" ] || [ -z "$Beget_Password" ]; then
+    Beget_Username=""
+    Beget_Password=""
+    _err "You must export variables: Beget_Username, and Beget_Password"
+    return 1
+  fi
+
+  #save the credentials to the account conf file.
+  _saveaccountconf_mutable Beget_Username "$Beget_Username"
+  _saveaccountconf_mutable Beget_Password "$Beget_Password"
+
+  _info "Prepare subdomain."
+  if ! _prepare_subdomain "$fulldomain"; then
+    _err "Can't prepare subdomain."
+    return 1
+  fi
+
+  _info "Get domain records"
+  data="{\"fqdn\":\"$fulldomain\"}"
+  res=$(_api_call "$Beget_Api/dns/getData" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't get domain records."
+    return 1
+  fi
+
+  _info "Add new TXT record"
+  data="{\"fqdn\":\"$fulldomain\",\"records\":{"
+  data=${data}$(_parce_records "$res" "A")
+  data=${data}$(_parce_records "$res" "AAAA")
+  data=${data}$(_parce_records "$res" "CAA")
+  data=${data}$(_parce_records "$res" "MX")
+  data=${data}$(_parce_records "$res" "SRV")
+  data=${data}$(_parce_records "$res" "TXT")
+  data=$(echo "$data" | sed 's/,$//')
+  data=${data}'}}'
+
+  str=$(_txt_to_dns_json "$txtvalue")
+  data=$(_add_record "$data" "TXT" "$str")
+
+  res=$(_api_call "$Beget_Api/dns/changeRecords" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't change domain records."
+    return 1
+  fi
+
+  return 0
+}
+
+# Usage: fulldomain txtvalue
+# Used to remove the txt record after validation
+dns_beget_rm() {
+  fulldomain=$1
+  txtvalue=$2
+  _debug "dns_beget_rm() $fulldomain $txtvalue"
+  fulldomain=$(echo "$fulldomain" | _lower_case)
+
+  Beget_Username="${Beget_Username:-$(_readaccountconf_mutable Beget_Username)}"
+  Beget_Password="${Beget_Password:-$(_readaccountconf_mutable Beget_Password)}"
+
+  _info "Get current domain records"
+  data="{\"fqdn\":\"$fulldomain\"}"
+  res=$(_api_call "$Beget_Api/dns/getData" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't get domain records."
+    return 1
+  fi
+
+  _info "Remove TXT record"
+  data="{\"fqdn\":\"$fulldomain\",\"records\":{"
+  data=${data}$(_parce_records "$res" "A")
+  data=${data}$(_parce_records "$res" "AAAA")
+  data=${data}$(_parce_records "$res" "CAA")
+  data=${data}$(_parce_records "$res" "MX")
+  data=${data}$(_parce_records "$res" "SRV")
+  data=${data}$(_parce_records "$res" "TXT")
+  data=$(echo "$data" | sed 's/,$//')
+  data=${data}'}}'
+
+  str=$(_txt_to_dns_json "$txtvalue")
+  data=$(_rm_record "$data" "$str")
+
+  res=$(_api_call "$Beget_Api/dns/changeRecords" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't change domain records."
+    return 1
+  fi
+
+  return 0
+}
+
+####################  Private functions below ####################
+
+# Create subdomain if needed
+# Usage: _prepare_subdomain [fulldomain]
+_prepare_subdomain() {
+  fulldomain=$1
+
+  _info "Detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _domain_id "$_domain_id"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  if [ -z "$_sub_domain" ]; then
+    _debug "$fulldomain is a root domain."
+    return 0
+  fi
+
+  _info "Get subdomain list"
+  res=$(_api_call "$Beget_Api/domain/getSubdomainList")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't get subdomain list."
+    return 1
+  fi
+
+  if _contains "$res" "\"fqdn\":\"$fulldomain\""; then
+    _debug "Subdomain $fulldomain already exist."
+    return 0
+  fi
+
+  _info "Subdomain $fulldomain does not exist. Let's create one."
+  data="{\"subdomain\":\"$_sub_domain\",\"domain_id\":$_domain_id}"
+  res=$(_api_call "$Beget_Api/domain/addSubdomainVirtual" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't create subdomain."
+    return 1
+  fi
+
+  _debug "Cleanup subdomen records"
+  data="{\"fqdn\":\"$fulldomain\",\"records\":{}}"
+  res=$(_api_call "$Beget_Api/dns/changeRecords" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _debug "Can't cleanup $fulldomain records."
+  fi
+
+  data="{\"fqdn\":\"www.$fulldomain\",\"records\":{}}"
+  res=$(_api_call "$Beget_Api/dns/changeRecords" "$data")
+  if ! _is_api_reply_ok "$res"; then
+    _debug "Can't cleanup www.$fulldomain records."
+  fi
+
+  return 0
+}
+
+# Usage: _get_root _acme-challenge.www.domain.com
+#returns
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+# _domain_id=32436365
+_get_root() {
+  fulldomain=$1
+  i=1
+  p=1
+
+  _debug "Get domain list"
+  res=$(_api_call "$Beget_Api/domain/getList")
+  if ! _is_api_reply_ok "$res"; then
+    _err "Can't get domain list."
+    return 1
+  fi
+
+  while true; do
+    h=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-100)
+    _debug h "$h"
+
+    if [ -z "$h" ]; then
+      return 1
+    fi
+
+    if _contains "$res" "$h"; then
+      _domain_id=$(echo "$res" | _egrep_o "\"id\":[0-9]*,\"fqdn\":\"$h\"" | cut -d , -f1 | cut -d : -f2)
+      if [ "$_domain_id" ]; then
+        if [ "$h" != "$fulldomain" ]; then
+          _sub_domain=$(echo "$fulldomain" | cut -d . -f 1-"$p")
+        else
+          _sub_domain=""
+        fi
+        _domain=$h
+        return 0
+      fi
+      return 1
+    fi
+    p="$i"
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+# Parce DNS records from json string
+# Usage: _parce_records [j_str] [record_name]
+_parce_records() {
+  j_str=$1
+  record_name=$2
+  res="\"$record_name\":["
+  res=${res}$(echo "$j_str" | _egrep_o "\"$record_name\":\[.*" | cut -d '[' -f2 | cut -d ']' -f1)
+  res=${res}"],"
+  echo "$res"
+}
+
+# Usage: _add_record [data] [record_name] [record_data]
+_add_record() {
+  data=$1
+  record_name=$2
+  record_data=$3
+  echo "$data" | sed "s/\"$record_name\":\[/\"$record_name\":\[$record_data,/" | sed "s/,\]/\]/"
+}
+
+# Usage: _rm_record [data] [record_data]
+_rm_record() {
+  data=$1
+  record_data=$2
+  echo "$data" | sed "s/$record_data//g" | sed "s/,\+/,/g" |
+    sed "s/{,/{/g" | sed "s/,}/}/g" |
+    sed "s/\[,/\[/g" | sed "s/,\]/\]/g"
+}
+
+_txt_to_dns_json() {
+  echo "{\"ttl\":600,\"txtdata\":\"$1\"}"
+}
+
+# Usage: _api_call [api_url] [input_data]
+_api_call() {
+  api_url="$1"
+  input_data="$2"
+
+  _debug "_api_call $api_url"
+  _debug "Request: $input_data"
+
+  # res=$(curl -s -L -D ./http.header \
+  # "$api_url" \
+  # --data-urlencode login=$Beget_Username \
+  # --data-urlencode passwd=$Beget_Password \
+  # --data-urlencode input_format=json \
+  # --data-urlencode output_format=json \
+  # --data-urlencode "input_data=$input_data")
+
+  url="$api_url?login=$Beget_Username&passwd=$Beget_Password&input_format=json&output_format=json"
+  if [ -n "$input_data" ]; then
+    url=${url}"&input_data="
+    url=${url}$(echo "$input_data" | _url_encode)
+  fi
+  res=$(_get "$url")
+
+  _debug "Reply: $res"
+  echo "$res"
+}
+
+# Usage: _is_api_reply_ok [api_reply]
+_is_api_reply_ok() {
+  _contains "$1" '^{"status":"success","answer":{"status":"success","result":.*}}$'
+}