57 lines
1.7 KiB
Org Mode
57 lines
1.7 KiB
Org Mode
#!/bin/sh
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# Description: www.dyndns.org (free service)
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#------------------------------------------------------------
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# dyndns.org dynamic DNS update handler.
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#------------------------------------------------------------
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IPADDR=$1
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USERID=$2
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PASSWD=$3
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DOMAIN=$4
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# This request will set wildcards on, such that *.$DOMAIN will resolve to
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# $DOMAIN. Thus, if your domain is fred.dyndns.org, www.fred.dyndns.org
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# will resolve as well.
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wget -q -O /tmp/dyndns.log \
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--user-agent="e-smith-dyndns.org/0.1" \
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http://"$USERID:$PASSWD"@members.dyndns.org/nic/update?\
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system=dyndns\&hostname="$DOMAIN"\&myip="$IPADDR"\&wildcard=ON
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RESULT=`cat /tmp/dyndns.log`
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case "$RESULT" in
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good*)
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logger -t dyndns.org "Update at $IPADDR succeeded." ;;
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nochg*)
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logger -t dyndns.org "IP Address $IPADDR already in database." ;;
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notfqdn*)
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logger -t dyndns.org \
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"$DOMAIN is not a Fully-Qualified Domain Name." ;;
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nohost*)
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logger -t dyndns.org \
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"$DOMAIN does not exist on the dyndns.org system." ;;
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!yours*)
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logger -t dyndns.org "$DOMAIN does not belong to you." ;;
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badauth*)
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logger -t dyndns.org "Bad username or password $USERID:$PASSWD." ;;
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abuse*)
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logger -t dyndns.org \
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"$DOMAIN is blocked for abuse; contact support@dyndns.org" \
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"to unblock." ;;
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numhost*)
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logger -t dyndns.org "Too many or too few hosts found." ;;
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dnserr*)
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logger -t dyndns.org "DNS Error encountered." \
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"Response was $RESULT. Please contact support@dyndns.org." ;;
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w*)
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logger -t dyndns.org \
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"NIC is currently unavailable. Response was $RESULT." ;;
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911*)
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logger -t dyndns.org "Something is horribly wrong." ;;
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*)
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logger -t dyndns.org "Unknown response $RESULT. Status was $?";;
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esac
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exit 0
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