From 096ce1a20749ddd9e7738f5fd2a614c0d89002da Mon Sep 17 00:00:00 2001 From: mod242 <40213799+mod242@users.noreply.github.com> Date: Thu, 2 May 2019 12:18:16 +0200 Subject: [PATCH] Create DNS API for Schlundtech --- dnsapi/dns_schlundtech.sh | 261 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 261 insertions(+) create mode 100644 dnsapi/dns_schlundtech.sh diff --git a/dnsapi/dns_schlundtech.sh b/dnsapi/dns_schlundtech.sh new file mode 100644 index 0000000..399c50e --- /dev/null +++ b/dnsapi/dns_schlundtech.sh @@ -0,0 +1,261 @@ +#!/usr/bin/env sh +# -*- mode: sh; tab-width: 2; indent-tabs-mode: s; coding: utf-8 -*- + +# Schlundtech DNS API +# Author: mod242 +# Created: 2019-40-29 +# Completly based on the autoDNS xml api wrapper by auerswald@gmail.com +# +# export SCHLUNDTECH_USER="username" +# export SCHLUNDTECH_PASSWORD="password" +# +# Usage: +# acme.sh --issue --dns dns_schlundtech -d example.com + +SCHLUNDTECH_API="https://gateway.schlundtech.de" + +# Arguments: +# txtdomain +# txt +dns_schlundtech_add() { + fulldomain="$1" + txtvalue="$2" + + SCHLUNDTECH_USER="${SCHLUNDTECH_USER:-$(_readaccountconf_mutable SCHLUNDTECH_USER)}" + SCHLUNDTECH_PASSWORD="${SCHLUNDTECH_PASSWORD:-$(_readaccountconf_mutable SCHLUNDTECH_PASSWORD)}" + + if [ -z "$SCHLUNDTECH_USER" ] || [ -z "$SCHLUNDTECH_PASSWORD" ]; then + _err "You didn't specify schlundtech user and password." + return 1 + fi + + _saveaccountconf_mutable SCHLUNDTECH_USER "$SCHLUNDTECH_USER" + _saveaccountconf_mutable SCHLUNDTECH_PASSWORD "$SCHLUNDTECH_PASSWORD" + + _debug "First detect the root zone" + + if ! _get_autodns_zone "$fulldomain"; then + _err "invalid domain" + return 1 + fi + + _debug _sub_domain "$_sub_domain" + _debug _zone "$_zone" + _debug _system_ns "$_system_ns" + + _info "Adding TXT record" + + autodns_response="$(_autodns_zone_update "$_zone" "$_sub_domain" "$txtvalue" "$_system_ns")" + + if [ "$?" -eq "0" ]; then + _info "Added, OK" + return 0 + fi + + return 1 +} + +# Arguments: +# txtdomain +# txt +dns_schlundtech_rm() { + fulldomain="$1" + txtvalue="$2" + + SCHLUNDTECH_USER="${SCHLUNDTECH_USER:-$(_readaccountconf_mutable SCHLUNDTECH_USER)}" + SCHLUNDTECH_PASSWORD="${SCHLUNDTECH_PASSWORD:-$(_readaccountconf_mutable SCHLUNDTECH_PASSWORD)}" + + if [ -z "$SCHLUNDTECH_USER" ] || [ -z "$SCHLUNDTECH_PASSWORD" ]; then + _err "You didn't specify schlundtech user and password." + return 1 + fi + + _debug "First detect the root zone" + + if ! _get_autodns_zone "$fulldomain"; then + _err "zone not found" + return 1 + fi + + _debug _sub_domain "$_sub_domain" + _debug _zone "$_zone" + _debug _system_ns "$_system_ns" + + _info "Delete TXT record" + + autodns_response="$(_autodns_zone_cleanup "$_zone" "$_sub_domain" "$txtvalue" "$_system_ns")" + + if [ "$?" -eq "0" ]; then + _info "Deleted, OK" + return 0 + fi + + return 1 +} + +#################### Private functions below ################################## + +# Arguments: +# fulldomain +# Returns: +# _sub_domain=_acme-challenge.www +# _zone=domain.com +# _system_ns +_get_autodns_zone() { + domain="$1" + + i=2 + p=1 + + while true; do + h=$(printf "%s" "$domain" | cut -d . -f $i-100) + _debug h "$h" + + if [ -z "$h" ]; then + # not valid + return 1 + fi + + autodns_response="$(_autodns_zone_inquire "$h")" + + if [ "$?" -ne "0" ]; then + _err "invalid domain" + return 1 + fi + + if _contains "$autodns_response" "1" >/dev/null; then + _zone="$(echo "$autodns_response" | _egrep_o '[^<]*' | cut -d '>' -f 2 | cut -d '<' -f 1)" + _system_ns="$(echo "$autodns_response" | _egrep_o '[^<]*' | cut -d '>' -f 2 | cut -d '<' -f 1)" + _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p) + return 0 + fi + + p=$i + i=$(_math "$i" + 1) + done + + return 1 +} + +_build_request_auth_xml() { + printf " + %s + %s + 10 + " "$SCHLUNDTECH_USER" "$SCHLUNDTECH_PASSWORD" +} + +# Arguments: +# zone +_build_zone_inquire_xml() { + printf " + + %s + + 0205 + + 1 + 1 + + + name + eq + %s + + + " "$(_build_request_auth_xml)" "$1" +} + +# Arguments: +# zone +# subdomain +# txtvalue +# system_ns +_build_zone_update_xml() { + printf " + + %s + + 0202001 + + + %s + 600 + TXT + %s + + + + %s + %s + + + " "$(_build_request_auth_xml)" "$2" "$3" "$1" "$4" +} + +# Arguments: +# zone +_autodns_zone_inquire() { + request_data="$(_build_zone_inquire_xml "$1")" + autodns_response="$(_autodns_api_call "$request_data")" + ret="$?" + + printf "%s" "$autodns_response" + return "$ret" +} + +# Arguments: +# zone +# subdomain +# txtvalue +# system_ns +_autodns_zone_update() { + request_data="$(_build_zone_update_xml "$1" "$2" "$3" "$4")" + autodns_response="$(_autodns_api_call "$request_data")" + ret="$?" + + printf "%s" "$autodns_response" + return "$ret" +} + +# Arguments: +# zone +# subdomain +# txtvalue +# system_ns +_autodns_zone_cleanup() { + request_data="$(_build_zone_update_xml "$1" "$2" "$3" "$4")" + # replace 'rr_add>' with 'rr_rem>' in request_data + request_data="$(printf -- "%s" "$request_data" | sed 's/rr_add>/rr_rem>/g')" + autodns_response="$(_autodns_api_call "$request_data")" + ret="$?" + + printf "%s" "$autodns_response" + return "$ret" +} + +# Arguments: +# request_data +_autodns_api_call() { + request_data="$1" + + _debug request_data "$request_data" + + autodns_response="$(_post "$request_data" "$SCHLUNDTECH_API")" + ret="$?" + + _debug autodns_response "$autodns_response" + + if [ "$ret" -ne "0" ]; then + _err "error" + return 1 + fi + + if _contains "$autodns_response" "success" >/dev/null; then + _info "success" + printf "%s" "$autodns_response" + return 0 + fi + + return 1 +}