26 lines
427 B
Bash
Executable file
26 lines
427 B
Bash
Executable file
#!/bin/sh
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# Registers the local IPv6 address to the DNS
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IP6="`whatsmyip6`"
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KNOT="${KNOT:-knot.${DOMAIN}}"
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test -z "${IP6}" && exit 1
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test -z "${DOMAIN}" && exit 1
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# Add a dot if the hostname contains the domain
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echo "${HOSTNAME}" | grep -q "\.${DOMAIN}$" && DOT="."
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knsupdate <<DNS
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server ${KNOT}
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zone ${DOMAIN}.
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origin ${DOMAIN}.
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ttl 60
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del ${HOSTNAME}${DOT} AAAA
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add ${HOSTNAME}${DOT} AAAA ${IP6}
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send
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quit
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DNS
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exit $?
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