90 lines
2.2 KiB
Bash
90 lines
2.2 KiB
Bash
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# Create nsd.conf and zone files, and updates the OpenDKIM signing tables.
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PUBLIC_IP=`cat $STORAGE_ROOT/dns/our_ip`
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# Create the top of nsd.conf.
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cat > /etc/nsd3/nsd.conf << EOF;
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server:
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hide-version: yes
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# identify the server (CH TXT ID.SERVER entry).
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identity: ""
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# The directory for zonefile: files.
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zonesdir: "/etc/nsd3/zones"
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# ZONES
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EOF
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# For every zone file in our dns directory, build a proper zone
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# file and mention it in nsd.conf. And add information to the
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# OpenDKIM signing tables.
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mkdir -p /etc/nsd3/zones;
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truncate --size 0 /etc/opendkim/KeyTable
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truncate --size 0 /etc/opendkim/SigningTable
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for fn in $STORAGE_ROOT/dns/*.txt; do
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fn2=`basename $fn`
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zone=`echo $fn2 | sed "s/.txt\$//"`
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# If the zone file exists, increment the serial number.
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# TODO: This needs to be done better so that the existing serial number is
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# persisted in the storage area.
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serial=`date +"%Y%m%d00"`
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if [ -f /etc/nsd3/zones/$fn2 ]; then
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existing_serial=`grep "serial number" /etc/nsd3/zones/$fn2 | sed "s/; serial number//"`
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if [ ! -z "$existing_serial" ]; then
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serial=`echo $existing_serial + 1 | bc`
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fi
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fi
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cat > /etc/nsd3/zones/$fn2 << EOF;
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\$ORIGIN $zone. ; default zone domain
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\$TTL 86400 ; default time to live
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@ IN SOA ns1.$zone. domain_contact.$zone. (
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$serial ; serial number
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28800 ; Refresh
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7200 ; Retry
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864000 ; Expire
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86400 ; Min TTL
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)
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NS ns1.$zone.
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IN A $PUBLIC_IP
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MX 10 mail.$zone.
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300 TXT "v=spf1 mx -all"
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mail IN A $PUBLIC_IP
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EOF
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# If OpenDKIM is set up, append that information to the zone.
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if [ -f "$STORAGE_ROOT/mail/dkim/mail.txt" ]; then
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cat "$STORAGE_ROOT/mail/dkim/mail.txt" >> /etc/nsd3/zones/$fn2;
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fi
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cat >> /etc/nsd3/nsd.conf << EOF;
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zone:
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name: $zone
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zonefile: $fn2
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EOF
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# OpenDKIM
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echo "$zone $zone:mail:$STORAGE_ROOT/mail/dkim/mail.private" >> /etc/opendkim/KeyTable
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echo "*@$zone $zone" >> /etc/opendkim/SigningTable
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done
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# Kick nsd.
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service nsd3 rebuild
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service nsd3 restart # ensure it is running
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# Kick opendkim.
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service opendkim restart
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