Created
May 11, 2009 14:39
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| #!/bin/bash | |
| # | |
| # Script to update Linode's DNS Manager for a given name. | |
| # | |
| # Things you need to change. | |
| APIKEY=$(cat ~/.linode-apikey) | |
| LASTIP="/tmp/lastip" | |
| DOMAIN="domain.com" | |
| SOAEMAIL="[email protected]" | |
| STATUS="1" | |
| RRTYPE="A" | |
| RRNAME="home" | |
| IFACE="eth0" | |
| # Shouldn't need to change anything below here. | |
| WGET="wget -qO - https://api.linode.com/api/" | |
| NEWIP=$(wget http://checkip.dyndns.com -O - -o /dev/null | sed -r 's/<html><head><title>Current IP Check<\/title><\/head><body>Current IP Address: //g' | sed -r 's/<\/body><\/html>//g') | |
| test -e $LASTIP && OLDIP=$(cat $LASTIP) || OLDIP="" | |
| if [ x"$OLDIP" = x"$NEWIP" ]; then | |
| logger "No IP address change detected. Keeping $NEWIP" | |
| else | |
| DOMAINID=$($WGET --post-data "api_key=$APIKEY&action=domainList" | \ | |
| perl -e 'if ( =~ /"DOMAIN":"'"$DOMAIN"'","DOMAINID":([0-9]+),/) { print $1; }') | |
| RESOURCEID=$($WGET --post-data "api_key=$APIKEY&action=domainResourceList&DomainID=$DOMAINID" | \ | |
| perl -e 'if ( =~ /"RESOURCEID":([0-9]+),"DOMAINID":'"$DOMAINID"',"TYPE":"'"$RRTYPE"'","NAME":"'"$RRNAME"'"/) { print $1; }') | |
| $WGET --post-data "api_key=$APIKEY&action=domainResourceSave&ResourceID=$RESOURCEID&DomainID=$DOMAINID&Name=$RRNAME&Type=$RRTYPE&Target=$NEWIP"; echo | |
| $WGET --post-data "api_key=$APIKEY&action=domainSave&DomainID=$DOMAINID&Domain=$DOMAIN&Type=master&Status=$STATUS&SOA_Email=$SOAEMAIL"; echo | |
| echo $NEWIP > $LASTIP | |
| logger "Updated IP address to $NEWIP" | |
| fi |
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