First commit.

nsupdate.sh

@@ -0,0 +1,79 @@
+#!/bin/bash
+
+# Update a nameserver entry at inwx with the current WAN IP (DynDNS)
+
+# Copyright 2013 Christian Busch
+# http://github.com/chrisb86/
+
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+# from which site should we get your wan ip?
+IP_CHECK_SITE=http://checkip.dyndns.org
+
+source nsupdate.config
+
+LOG=$0.log
+
+NSLOOKUP=$(nslookup -sil $HOSTNAME - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
+WAN_IP=`curl -s ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
+
+API_XML="<?xml version=\"1.0\"?>
+<methodCall>
+   <methodName>nameserver.updateRecord</methodName>
+   <params>
+      <param>
+         <value>
+            <struct>
+               <member>
+                  <name>user</name>
+                  <value>
+                     <string>$INWX_USER</string>
+                  </value>
+               </member>
+               <member>
+                  <name>pass</name>
+                  <value>
+                     <string>$INWX_PASS</string>
+                  </value>
+               </member>
+               <member>
+                  <name>id</name>
+                  <value>
+                     <int>$INWX_DOMAIN_ID</int>
+                  </value>
+               </member>
+               <member>
+                  <name>content</name>
+                  <value>
+                     <string>$WAN_IP</string>
+                  </value>
+               </member>
+            </struct>
+         </value>
+      </param>
+   </params>
+</methodCall>"
+
+if [ ! "$NSLOOKUP" == "$WAN_IP" ]; then
+	curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
+	echo "$(date) - $HOSTNAME updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
+else
+	echo "$(date) - No update needed for $HOSTNAME. Current IP: "$NSLOOKUP >> $LOG
+fi