From aaee0414c83fac0fc5e319e95fd35557790537b5 Mon Sep 17 00:00:00 2001
From: Marco <git@die-lang.es>
Date: Thu, 4 Aug 2022 09:44:35 +0200
Subject: [PATCH] Fix and Upgrade

Switching from formula.php to SOAP
Now session-based login
Only record entries with corresponding values will now be deleted
---
 dnsapi/dns_kas.sh | 202 +++++++++++++++++++++++++++-------------------
 1 file changed, 117 insertions(+), 85 deletions(-)

diff --git a/dnsapi/dns_kas.sh b/dnsapi/dns_kas.sh
index 2cb0b439..755161e4 100755
--- a/dnsapi/dns_kas.sh
+++ b/dnsapi/dns_kas.sh
@@ -14,39 +14,43 @@
 # Git repo: https://github.com/phlegx/acme.sh
 # TODO: Better Error handling
 ########################################################################
-KAS_Api="https://kasapi.kasserver.com/dokumentation/formular.php"
+KAS_Api="https://kasapi.kasserver.com/soap/KasApi.php"
+KAS_Auth="https://kasapi.kasserver.com/soap/KasAuth.php"
 ########  Public functions  #####################
 dns_kas_add() {
   _fulldomain=$1
   _txtvalue=$2
-  _info "Using DNS-01 All-inkl/Kasserver hook"
-  _info "Adding $_fulldomain DNS TXT entry on All-inkl/Kasserver"
-  _info "Check and Save Props"
+
+  _info "### -> Using DNS-01 All-inkl/Kasserver hook"
+  _info "### -> Adding $_fulldomain DNS TXT entry on All-inkl/Kasserver"
+  _info "### -> Retriving Credential Token"
+  _get_credential_token
+
+  _info "### -> Check and Save Props"
   _check_and_save
-  _info "Checking Zone and Record_Name"
+
+  _info "### -> Checking Zone and Record_Name"
   _get_zone_and_record_name "$_fulldomain"
-  _info "Getting Record ID"
+
+  _info "### -> Checking for existing Record entries"
   _get_record_id
 
-  _info "Creating TXT DNS record"
-  params="?kas_login=$KAS_Login"
-  params="$params&kas_auth_type=$KAS_Authtype"
-  params="$params&kas_auth_data=$KAS_Authdata"
-  params="$params&var1=record_name"
-  params="$params&wert1=$_record_name"
-  params="$params&var2=record_type"
-  params="$params&wert2=TXT"
-  params="$params&var3=record_data"
-  params="$params&wert3=$_txtvalue"
-  params="$params&var4=record_aux"
-  params="$params&wert4=0"
-  params="$params&kas_action=add_dns_settings"
-  params="$params&var5=zone_host"
-  params="$params&wert5=$_zone"
-  _debug2 "Wait for 10 seconds by default before calling KAS API."
-  _sleep 10
-  response="$(_get "$KAS_Api$params")"
-  _debug2 "response" "$response"
+  # If there is a record_id, delete the entry
+  if [ -n "$_record_id" ]; then
+    _info "Existing records found. Now deleting old entries"
+    for i in $_record_id; do
+      _delete_RecordByID "$i"
+    done
+  else
+    _info "No record found."
+  fi
+
+  _info "### -> Creating TXT DNS record"
+  action="add_dns_settings"
+  kasReqParam="{\"record_name\":\"$_record_name\",\"record_type\":\"TXT\",\"record_data\":\"$_txtvalue\",\"record_aux\":\"0\",\"zone_host\":\"$_zone\"}"
+  response="$(_callAPI "$action" "$kasReqParam")"
+
+  _debug2 "Response" "$response"
 
   if ! _contains "$response" "TRUE"; then
     _err "An unkown error occurred, please check manually."
@@ -58,45 +62,46 @@ dns_kas_add() {
 dns_kas_rm() {
   _fulldomain=$1
   _txtvalue=$2
-  _info "Using DNS-01 All-inkl/Kasserver hook"
-  _info "Cleaning up after All-inkl/Kasserver hook"
-  _info "Removing $_fulldomain DNS TXT entry on All-inkl/Kasserver"
 
-  _info "Check and Save Props"
+  _info "### -> Using DNS-01 All-inkl/Kasserver hook"
+  _info "### -> Cleaning up after All-inkl/Kasserver hook"
+  _info "### -> Removing $_fulldomain DNS TXT entry on All-inkl/Kasserver"
+  _info "### -> Retriving Credential Token"
+  _get_credential_token
+
+  _info "### -> Check and Save Props"
   _check_and_save
-  _info "Checking Zone and Record_Name"
+
+  _info "### -> Checking Zone and Record_Name"
   _get_zone_and_record_name "$_fulldomain"
-  _info "Getting Record ID"
+
+  _info "### -> Getting Record ID"
   _get_record_id
 
+  _info "### -> Removing entries with ID: $_record_id"
   # If there is a record_id, delete the entry
   if [ -n "$_record_id" ]; then
-    params="?kas_login=$KAS_Login"
-    params="$params&kas_auth_type=$KAS_Authtype"
-    params="$params&kas_auth_data=$KAS_Authdata"
-    params="$params&kas_action=delete_dns_settings"
-
     for i in $_record_id; do
-      params2="$params&var1=record_id"
-      params2="$params2&wert1=$i"
-      _debug2 "Wait for 10 seconds by default before calling KAS API."
-      _sleep 10
-      response="$(_get "$KAS_Api$params2")"
-      _debug2 "response" "$response"
-      if ! _contains "$response" "TRUE"; then
-        _err "Either the txt record is not found or another error occurred, please check manually."
-        return 1
-      fi
+      _delete_RecordByID "$i"
     done
   else # Cannot delete or unkown error
-    _err "No record_id found that can be deleted. Please check manually."
-    return 1
+    _info "No record_id found that can be deleted. Please check manually."
   fi
   return 0
 }
 
 ########################## PRIVATE FUNCTIONS ###########################
-
+# Delete Record ID
+_delete_RecordByID() {
+  recId=$1
+  action="delete_dns_settings"
+  kasReqParam="{\"record_id\":\"$recId\"}"
+  response="$(_callAPI "$action" "$kasReqParam")"
+  _debug2 "Response" "$response"
+  if ! _contains "$response" "TRUE"; then
+    _info "Either the txt record is not found or another error occurred, please check manually."
+  fi
+}
 # Checks for the ENV variables and saves them
 _check_and_save() {
   KAS_Login="${KAS_Login:-$(_readaccountconf_mutable KAS_Login)}"
@@ -119,50 +124,77 @@ _check_and_save() {
 # Gets back the base domain/zone and record name.
 # See: https://github.com/Neilpang/acme.sh/wiki/DNS-API-Dev-Guide
 _get_zone_and_record_name() {
-  params="?kas_login=$KAS_Login"
-  params="?kas_login=$KAS_Login"
-  params="$params&kas_auth_type=$KAS_Authtype"
-  params="$params&kas_auth_data=$KAS_Authdata"
-  params="$params&kas_action=get_domains"
-
-  _debug2 "Wait for 10 seconds by default before calling KAS API."
-  _sleep 10
-  response="$(_get "$KAS_Api$params")"
-  _debug2 "response" "$response"
-  _zonen="$(echo "$response" | tr -d "\n\r" | tr -d " " | tr '[]' '<>' | sed "s/=>Array/\n=> Array/g" | tr ' ' '\n' | grep "domain_name" | tr '<' '\n' | grep "domain_name" | sed "s/domain_name>=>//g")"
-  _domain="$1"
-  _temp_domain="$(echo "$1" | sed 's/\.$//')"
-  _rootzone="$_domain"
-  for i in $_zonen; do
-    l1=${#_rootzone}
+  action="get_domains"
+  kasReqParam="[]"
+  response="$(_callAPI "$action" "$kasReqParam")"
+  _debug2 "Response" "$response"
+  zonen="$(echo "$response" | sed 's/<item>/\n/g' | sed -r 's/(.*<key xsi:type="xsd:string">domain_name<\/key><value xsi:type="xsd:string">)(.*)(<\/value.*)/\2/' | sed '/^</d')"
+  domain="$1"
+  temp_domain="$(echo "$1" | sed 's/\.$//')"
+  rootzone="$domain"
+  for i in $zonen; do
+    l1=${#rootzone}
     l2=${#i}
-    if _endswith "$_domain" "$i" && [ "$l1" -ge "$l2" ]; then
-      _rootzone="$i"
+    if _endswith "$domain" "$i" && [ "$l1" -ge "$l2" ]; then
+      rootzone="$i"
     fi
   done
-  _zone="${_rootzone}."
-  _temp_record_name="$(echo "$_temp_domain" | sed "s/$_rootzone//g")"
-  _record_name="$(echo "$_temp_record_name" | sed 's/\.$//')"
-  _debug2 "Zone:" "$_zone"
-  _debug2 "Domain:" "$_domain"
-  _debug2 "Record_Name:" "$_record_name"
+  _zone="${rootzone}."
+  temp_record_name="$(echo "$temp_domain" | sed "s/$rootzone//g")"
+  _record_name="$(echo "$temp_record_name" | sed 's/\.$//')"
+  _debug "Zone:" "$_zone"
+  _debug "Domain:" "$domain"
+  _debug "Record_Name:" "$_record_name"
   return 0
 }
 
 # Retrieve the DNS record ID
 _get_record_id() {
-  params="?kas_login=$KAS_Login"
-  params="$params&kas_auth_type=$KAS_Authtype"
-  params="$params&kas_auth_data=$KAS_Authdata"
-  params="$params&kas_action=get_dns_settings"
-  params="$params&var1=zone_host"
-  params="$params&wert1=$_zone"
+  action="get_dns_settings"
+  kasReqParam="{\"zone_host\":\"$_zone\",\"nameserver\":\"ns5.kasserver.com\"}"
+  response="$(_callAPI "$action" "$kasReqParam")"
 
-  _debug2 "Wait for 10 seconds by default before calling KAS API."
-  _sleep 10
-  response="$(_get "$KAS_Api$params")"
-  _debug2 "response" "$response"
-  _record_id="$(echo "$response" | tr -d "\n\r" | tr -d " " | tr '[]' '<>' | sed "s/=>Array/\n=> Array/g" | tr ' ' '\n' | grep "=>$_record_name<" | grep '>TXT<' | tr '<' '\n' | grep record_id | sed "s/record_id>=>//g")"
-  _debug2 _record_id "$_record_id"
+  _debug2 "Response" "$response"
+  _record_id="$(echo "$response" | sed 's/<item xsi:type="ns2:Map">/\n/g' | sed -n -e "/^.*$_record_name.*/Ip" | sed -n -e "/^.*$_txtvalue.*/Ip" | sed -r 's/(.*record_id<\/key><value xsi:type="xsd:string">)([0-9]+)(<\/value.*)/\2/')"
+  _debug "Record Id: " "$_record_id"
   return 0
 }
+
+# Retrieve credential token
+_get_credential_token() {
+  data="<SOAP-ENV:Envelope xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:ns1=\"urn:xmethodsKasApiAuthentication\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:SOAP-ENC=\"http://schemas.xmlsoap.org/soap/encoding/\" SOAP-ENV:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\"><SOAP-ENV:Body><ns1:KasAuth>"
+  data="$data<Params xsi:type=\"xsd:string\">{\"kas_login\":\"$KAS_Login\",\"kas_auth_type\":\"$KAS_Authtype\",\"kas_auth_data\":\"$KAS_Authdata\",\"session_lifetime\":600,\"session_update_lifetime\":\"Y\",\"session_2fa\":123456}</Params>"
+  data="$data</ns1:KasAuth></SOAP-ENV:Body></SOAP-ENV:Envelope>"
+
+  _debug "Be frindly and wait 10 seconds by default before calling KAS API."
+  _sleep 10
+
+  contentType="text/xml"
+  export _H1="SOAPAction: ns1:KasAuth"
+  response="$(_post "$data" "$KAS_Auth" "" "POST" "$contentType")"
+  _debug2 "Response" "$response"
+
+  _credential_token="$(echo "$response" | tr '\n' ' ' | sed 's/.*return xsi:type="xsd:string">\(.*\)<\/return>/\1/' | sed 's/<\/ns1:KasAuthResponse\(.*\)Envelope>.*//')"
+  _debug "Credential Token: " "$_credential_token"
+  return 0
+}
+
+_callAPI() {
+  kasaction=$1
+  kasReqParams=$2
+  baseParam="<Params xsi:type=\"xsd:string\">{\"kas_login\":\"$KAS_Login\",\"kas_auth_type\":\"session\",\"kas_auth_data\":\"$_credential_token\",\"kas_action\":\"$kasaction\",\"KasRequestParams\":$kasReqParams"
+  baseParamClosing="}</Params>"
+  data="<SOAP-ENV:Envelope xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:ns1=\"urn:xmethodsKasApi\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:SOAP-ENC=\"http://schemas.xmlsoap.org/soap/encoding/\" SOAP-ENV:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\"><SOAP-ENV:Body><ns1:KasApi>"
+  data="$data$baseParam$baseParamClosing"
+  data="$data</ns1:KasApi></SOAP-ENV:Body></SOAP-ENV:Envelope>"
+  _debug2 "Request" "$data"
+
+  _debug "Be frindly and wait 10 seconds by default before calling KAS API."
+  _sleep 10
+
+  contentType="text/xml"
+  export _H1="SOAPAction: ns1:KasApi"
+  response="$(_post "$data" "$KAS_Api" "" "POST" "$contentType")"
+  _debug2 "Response" "$response"
+  echo "$response"
+}