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39 lines
1.0 KiB
39 lines
1.0 KiB
#!/bin/bash
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# example of script to remove token from local dns using nsupdate
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fulldomain="$1"
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token="$2"
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# VARIABLES:
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#
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# DNS_NSUPDATE_KEYFILE - path to a TSIG key file, if required
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# DNS_NSUPDATE_GETKEY - command to execute if access to the key file requires
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# some special action: dismounting a disk, encrypting a
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# file... Called with the operation 'del' and action
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# 'open" / 'close'
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if [ -n "${DNS_NSUPDATE_KEYFILE}" ]; then
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if [ -n "${DNS_NSUPDATE_KEY_HOOK}" ] && ! ${DNS_NSUPDATE_KEY_HOOK} 'del' 'open' ${fulldomain} ; then
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exit $(( $? + 128 ))
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fi
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options="-k ${DNS_NSUPDATE_KEYFILE}"
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fi
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# Note that blank line is a "send" command to nsupdate
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nsupdate ${options} -v <<EOF
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update delete _acme-challenge.${fulldomain}. 300 in TXT "${token}"
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EOF
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sts=$?
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if [ -n "${DNS_NSUPDATE_KEYFILE}" ]; then
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if [ -n "${DNS_NSUPDATE_KEY_HOOK}" ] && ! ${DNS_NSUPDATE_KEY_HOOK} 'del' 'close' ${fulldomain} ; then
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exit $(( ${sts} + ( $? * 10 ) ))
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fi
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fi
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exit ${sts}
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