Christian Busch
ea6830ed92
Changed the way the existence of config files is checked. It may be a bit slower than before when there are many config files but maybe it avoids other trouble. Updated the sample config.
137 lines
4.9 KiB
Bash
Executable File
137 lines
4.9 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 2>&1 || { 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 2>&1 || { 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 2>&1 || command -v nslookup >/dev/null 2>&1 || { 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 1> /dev/null 2>&1; 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"
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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" == "$WAN_IP" ]; then
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curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
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echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
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elif [ "$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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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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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/." ; exit 1;
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fi
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