#!/bin/bash

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# Simple maintenance script to clean orphaned DNS zones on the local server

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# Written by Erik S. (e@inmotion.net / ext 834)

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# cron config appends stdout/err to /var/log/maint/dnsclean.log

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shopt -s nullglob

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cd /var/named || exit

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for zone_file in *.db

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do domain=$(sed 's/.db$//' <<< "$zone_file")

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check_dom_owner=$(/scripts/whoowns "$domain")

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if [ "$check_dom_owner" == "" ]; then

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echo "$(date "+%D %T"): $domain has no owner, auto-cleaning zone file: $zone_file"

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rm -f "/var/named/$domain.db"

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sed -e "/^zone \"$domain\"/,+4 d" -i /etc/named.conf

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fi

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done

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