From 549ebbb462caa0ad49f9936f28c51dd8191f1fd4 Mon Sep 17 00:00:00 2001
From: wurzelpanzer <32928046+wurzelpanzer@users.noreply.github.com>
Date: Sat, 21 Dec 2019 20:19:02 +0100
Subject: [PATCH] Add easyDNS support

---
 dnsapi/dns_easydns.sh | 172 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 172 insertions(+)
 create mode 100644 dnsapi/dns_easydns.sh

diff --git a/dnsapi/dns_easydns.sh b/dnsapi/dns_easydns.sh
new file mode 100644
index 00000000..1d905841
--- /dev/null
+++ b/dnsapi/dns_easydns.sh
@@ -0,0 +1,172 @@
+#!/usr/bin/env sh
+
+#######################################################
+#
+# easyDNS REST API for acme.sh by Neilpang based on dns_cf.sh
+# 
+# Please note: # API is currently beta and subject to constant change
+# http://sandbox.rest.easydns.net:3000/
+#
+# Author: wurzelpanzer [wurzelpanzer@maximolider.net]
+# Report Bugs here: https://github.com/Neilpang/acme.sh/issues/2647
+#
+####################  Public functions #################
+
+#EASYDNS_Key="xxxxxxxxxxxxxxxxxxxxxxxx"
+#EASYDNS_Token="xxxxxxxxxxxxxxxxxxxxxxxx"
+EASYDNS_Api="https://rest.easydns.net"
+
+#Usage: add  _acme-challenge.www.domain.com  "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_easydns_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  EASYDNS_Token="${EASYDNS_Token:-$(_readaccountconf_mutable EASYDNS_Token)}"
+  EASYDNS_Key="${EASYDNS_Key:-$(_readaccountconf_mutable EASYDNS_Key)}"
+
+  if [ -z "$EASYDNS_Token" ] || [ -z "$EASYDNS_Key" ]; then
+    _err "You didn't specify an easydns.net token or api key. Please sign up at http://docs.sandbox.rest.easydns.net/beta_signup.php"
+    return 1
+  else
+    _saveaccountconf_mutable EASYDNS_Token "$EASYDNS_Token"
+    _saveaccountconf_mutable EASYDNS_Key "$EASYDNS_Key"
+  fi
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _EASYDNS_rest GET "zones/records/all/${_domain}/search/${_sub_domain}"
+
+  if ! printf "%s" "$response" | grep \"status\":200 >/dev/null; then
+    _err "Error"
+    return 1
+  fi
+
+  _info "Adding record"
+  if _EASYDNS_rest PUT "zones/records/add/$_domain/TXT" "{\"host\":\"$_sub_domain\",\"rdata\":\"$txtvalue\"}"; then
+    if _contains "$response" "\"status\":201"; then
+      _info "Added, OK"
+      return 0
+    elif _contains "$response" "Record already exists"; then
+      _info "Already exists, OK"
+      return 0
+    else
+      _err "Add txt record error."
+      return 1
+    fi
+  fi
+  _err "Add txt record error."
+  return 1
+
+}
+
+dns_easydns_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  EASYDNS_Token="${EASYDNS_Token:-$(_readaccountconf_mutable EASYDNS_Token)}"
+  EASYDNS_Key="${EASYDNS_Key:-$(_readaccountconf_mutable EASYDNS_Key)}"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _EASYDNS_rest GET "zones/records/all/${_domain}/search/${_sub_domain}"
+
+  if ! printf "%s" "$response" | grep \"status\":200 >/dev/null; then
+    _err "Error"
+    return 1
+  fi
+
+  count=$(printf "%s\n" "$response" | _egrep_o "\"count\":[^,]*" | cut -d : -f 2)
+  _debug count "$count"
+  if [ "$count" = "0" ]; then
+    _info "Don't need to remove."
+  else
+    record_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | head -n 1)
+    _debug "record_id" "$record_id"
+    if [ -z "$record_id" ]; then
+      _err "Can not get record id to remove."
+      return 1
+    fi
+    if ! _EASYDNS_rest DELETE "zones/records/$_domain/$record_id"; then
+      _err "Delete record error."
+      return 1
+    fi
+    _contains "$response" "\"status\":200"
+  fi
+
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+
+    if ! _EASYDNS_rest GET "zones/records/all/$h"; then
+      return 1
+    fi
+
+    if _contains "$response" "\"status\":200"; then
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _domain=$h
+      return 0
+    fi
+
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_EASYDNS_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug "$ep"
+
+  basicauth=$(printf "%s" "$EASYDNS_Token":"$EASYDNS_Key" | _base64)
+
+  export _H1="accept: application/json"
+  if [ "$basicauth" ]; then
+    export _H2="Authorization: Basic $basicauth"
+  fi
+
+  if [ "$m" != "GET" ]; then
+    export _H3="Content-Type: application/json"
+    _debug data "$data"
+    response="$(_post "$data" "$EASYDNS_Api/$ep" "" "$m")"
+  else
+    response="$(_get "$EASYDNS_Api/$ep")"
+  fi
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}