[Microwavenby--dns_hostinger] Adding initial dns support for Hostinger.com

dnsapi/dns_hostinger.sh

@@ -0,0 +1,165 @@
+#!/usr/bin/env sh
+# shellcheck disable=SC2034
+dns_hostinger_info='Hostinger
+Site: Hostinger.com
+Domains: hostinger.nl
+Docs: github.com/acmesh-official/acme.sh/wiki/dnsapi#dns_hostinger
+Options:
+ HOSTINGER_Token API Key
+Issues: https://github.com/acmesh-official/acme.sh/issues/6831
+Author: Sasha Reid <github@sasha.hackl.es>
+'
+
+HOSTINGER_Api="https://developers.hostinger.com/api/dns/v1/zones"
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_hostinger_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  HOSTINGER_Token="${HOSTINGER_Token:-$(_readaccountconf_mutable HOSTINGER_Token)}"
+
+  if [ -z "$HOSTINGER_Token" ]; then
+    HOSTINGER_Token=""
+    _err "You didn't specify a Hostinger API Key yet."
+    _err "Please read the documentation for the Hostinger API authentication at https://developers.hostinger.com/#description/authentication"
+    return 1
+  fi
+  _saveaccountconf_mutable HOSTINGER_Token "$HOSTINGER_Token"
+
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting existing records"
+  _hostinger_rest GET "${_domain}"
+
+  if ! echo "$response"; then
+    _err "Error"
+    return 1
+  fi
+
+  # For wildcard cert, the main root domain and the wildcard domain have the same txt subdomain name, so
+  # we can not use updating anymore.
+  #  count=$(printf "%s\n" "$response" | _egrep_o "\"count\":[^,]*" | cut -d : -f 2)
+  #  _debug count "$count"
+  #  if [ "$count" = "0" ]; then
+  _info "Adding record"
+  if _hostinger_rest PUT "$_domain" "{\"zone\":[{\"name\": \"$_sub_domain\",\"records\": [{\"content\":\"$txtvalue\"}],\"type\":\"TXT\",\"ttl\":\"120\"}],\"overwrite\":false}"; then
+    if _contains "$response" "Request accepted"; then
+      _info "Added, OK"
+      return 0
+    elif _contains "$response" "DNS resource record is not valid or conflicts with another resource record" ||
+      _contains "$response" 'DNS:4008'; then
+      _info "Already exists, OK"
+      return 0
+    else
+      _err "Add txt record error."
+      return 1
+    fi
+  fi
+  _err "Add txt record error."
+  return 1
+
+}
+
+#fulldomain txtvalue
+dns_hostinger_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting existing records"
+  _hostinger_rest GET "${_domain}"
+
+  if ! echo "$response"; then
+    _err "Error"
+    return 1
+  fi
+
+  if _contains $response "\"name\":\"$_sub_domain\""; then
+    if ! _hostinger_rest DELETE "$_domain" "{\"filters\":[{\"name\":\"$_sub_domain\",\"type\":\"TXT\"}]}"; then
+      _err "Delete record error."
+      return 1
+    fi
+    echo "$response" | grep "Request accepted" >/dev/null
+  else
+    _info "Don't need to remove."
+  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
+
+    _hostinger_rest GET "$h"
+    if ! _contains "$response" "Domain name is not valid" ; then
+      if [ "$response" = "[]" ]; then
+        _debug "Valid subdomains are not the root"
+      else
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
+        _domain=$h
+        return 0
+      fi
+    fi
+
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_hostinger_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug "$ep"
+
+  token_trimmed=$(echo "$HOSTINGER_Token" | tr -d '"')
+
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: Bearer $token_trimmed"
+
+  if [ "$m" != "GET" ]; then
+    _debug data "$data"
+    response="$(_post "$data" "$HOSTINGER_Api/$ep" "" "$m")"
+  else
+    response="$(_get "$HOSTINGER_Api/$ep")"
+  fi
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}