142 lines
5.0 KiB
Bash
Executable File
142 lines
5.0 KiB
Bash
Executable File
#!/bin/bash
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# Update a nameserver entry at inwx with the current WAN IP (DynDNS)
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# Copyright 2013 Christian Busch
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# http://github.com/chrisb86/
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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# check required tools
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command -v curl &> /dev/null || { echo >&2 "I require curl but it's not installed. Note: all needed items are listed in the README.md file."; exit 1; }
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command -v awk &> /dev/null || { echo >&2 "I require awk but it's not installed. Note: all needed items are listed in the README.md file."; exit 1; }
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command -v drill &> /dev/null || command -v nslookup &> /dev/null || { echo >&2 "I need drill or nslookup installed. Note: all needed items are listed in the README.md file."; exit 1; }
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LOG=$0.log
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SILENT=NO
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# Check if there are any usable config files
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if ls $(dirname $0)/nsupdate.d/*.config &> /dev/null; then
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# Loop through configs
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for f in $(dirname $0)/nsupdate.d/*.config
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do
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if [[ "$SILENT" == "NO" ]]; then
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echo "Starting nameserver update with config file $f ($LOG)"
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fi
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## Set record type to IPv4
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TYPE=A
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CONNECTION_TYPE=4
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source $f
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## Set record type to MX
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if [[ "$MX" == "YES" ]]; then
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TYPE=MX
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fi
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## Set record type to IPv6
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if [[ "$IPV6" == "YES" ]]; then
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TYPE=AAAA
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CONNECTION_TYPE=6
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fi
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if [[ "$USE_DRILL" == "YES" ]]; then
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if [[ "$TYPE" == "MX" ]]; then
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echo looking up MX records with drill currently not supported!
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exit 1
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else
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NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}')
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fi
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else
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if [[ "$TYPE" == "MX" ]]; then
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PART_NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f5)
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NSLOOKUP=${PART_NSLOOKUP%"."}
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else
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NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
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fi
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fi
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# WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
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WAN_IP=$(curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE})
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API_XML="<?xml version=\"1.0\"?>
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<methodCall>
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<methodName>nameserver.updateRecord</methodName>
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<params>
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<param>
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<value>
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<struct>
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<member>
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<name>user</name>
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<value>
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<string>$INWX_USER</string>
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</value>
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</member>
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<member>
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<name>pass</name>
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<value>
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<string>$INWX_PASS</string>
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</value>
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</member>
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<member>
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<name>id</name>
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<value>
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<int>$INWX_DOMAIN_ID</int>
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</value>
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</member>
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<member>
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<name>content</name>
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<value>
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<string>$WAN_IP</string>
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</value>
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</member>
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</struct>
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</value>
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</param>
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</params>
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</methodCall>"
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if [[ "$NSLOOKUP" != "$WAN_IP" ]]; then
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curl -s -XPOST -H "Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
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if [[ "$SILENT" == "NO" ]]; then
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echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
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fi
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else
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if [[ "$SILENT" == "NO" ]]; then
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echo "$(date) - No update needed for $DOMAIN. Current IP: "$NSLOOKUP >> $LOG
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fi
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fi
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unset DOMAIN
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unset IPV6
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unset MX
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unset WAN_IP
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unset NSLOOKUP
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unset INWX_PASS
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unset INWX_USER
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unset INWX_DOMAIN_ID
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unset API_XML
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done
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else
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echo "There does not seem to be any config file available in $(dirname $0)/nsupdate.d/."
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exit 1
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fi
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