Merge pull request #5 from Brinkyeti/master

added support for mx records and some sort of silent ouput/logs

nsupdate.d/sample.config.dist

@@ -6,6 +6,7 @@ IP_CHECK_SITE="https://ip.dblx.io"
 # use drill instead of nslookup for hostname lookup
 USE_DRILL="YES"
 IPV6="NO"
+MX="NO"
 
 # Login credentials for the inwx admin interface
 INWX_USER="USERNAME"

nsupdate.sh

@@ -1,4 +1,4 @@
-#!/usr/local/bin/bash
+#!/bin/bash
 
 # Update a nameserver entry at inwx with the current WAN IP (DynDNS)
 
@@ -39,17 +39,24 @@ fi
 ##################
 
 LOG=$0.log
-
+SILENT=NO
 # Loop through configs
 for f in $(dirname $0)/nsupdate.d/*.config
 do
-   echo "Starting nameserver update with config file $f"
+   if [ "$SILENT" == "NO" ]; then
+      echo "Starting nameserver update with config file $f"
+   fi
    ## Set record type to IPv4
    TYPE=A
    CONNECTION_TYPE=4
 
    source $f
 
+   ## Set record type to MX
+   if [[ "$MX" == "YES" ]]; then
+      TYPE=MX
+   fi
+
    ## Set record type to IPv6
    if [[ "$IPV6" == "YES" ]]; then
       TYPE=AAAA
@@ -57,14 +64,25 @@ do
    fi
 
    if [[ "$USE_DRILL" == "YES" ]]; then
-      NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}')   
+      if [[ "$TYPE" == "MX" ]]; then
+		echo looking up MX records with drill currently not supported!
+		exit 1;
+	  else
+	    NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}')   
+	  fi
    else
-      NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
+   	  if [[ "$TYPE" == "MX" ]]; then
+		PART_NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f5)
+		NSLOOKUP=${PART_NSLOOKUP%"."}
+      else
+	  	NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
+	  fi
    fi
 
    # WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
    WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}`
 
+
    API_XML="<?xml version=\"1.0\"?>
    <methodCall>
       <methodName>nameserver.updateRecord</methodName>
@@ -101,16 +119,17 @@ do
          </param>
       </params>
    </methodCall>"
-
+   
    if [ ! "$NSLOOKUP" == "$WAN_IP" ]; then
       curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
       echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
-   else
+   elif [ "$SILENT" == "NO" ]; then
       echo "$(date) - No update needed for $DOMAIN. Current IP: "$NSLOOKUP >> $LOG
    fi
 
    unset DOMAIN
    unset IPV6
+   unset MX
    unset WAN_IP
    unset NSLOOKUP
    unset INWX_PASS