freebsd-skq/contrib/openresolv/pdns_recursor.in

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#!/bin/sh
# Copyright (c) 2009-2011 Roy Marples
# All rights reserved
# PowerDNS Recursor subscriber for resolvconf
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
[ -f "@SYSCONFDIR@"/resolvconf.conf ] || exit 0
. "@SYSCONFDIR@/resolvconf.conf" || exit 1
[ -z "$pdns_zones" ] && exit 0
[ -z "$RESOLVCONF" ] && eval "$(@SBINDIR@/resolvconf -v)"
NL="
"
: ${pdns_service:=pdns_recursor}
newzones=
# pds_recursor does not present support global forward servers, which
# does limit it's usefulness somewhat.
# If it did, the below code can be enabled, or something like it.
#for n in $NAMESERVERS; do
# newzones="$newzones${newzones:+,}$n"
#done
#[ -n "$newzones" ] && newzones=".=$newzones$NL"
for d in $DOMAINS; do
newns=
ns="${d#*:}"
while [ -n "$ns" ]; do
newns="$newns${newns:+,}${ns%%,*}"
[ "$ns" = "${ns#*,}" ] && break
ns="${ns#*,}"
done
[ -n "$newns" ] && newzones="$newzones${d%%:*}=$newns$NL"
done
# Try to ensure that config dirs exist
if type config_mkdirs >/dev/null 2>&1; then
config_mkdirs "$pdnsd_zones"
else
@SBINDIR@/resolvconf -D "$pdnsd_zones"
fi
if [ ! -f "$pdns_zones" ] || \
[ "$(cat "$pdns_zones")" != "$(printf %s "$newzones")" ]
then
printf %s "$newzones" >"$pdns_zones"
if [ -n "$pdns_restart" ]; then
eval $pdns_restart
elif [ -n "$RESTARTCMD" ]; then
set -- ${pdns_service}
eval $RESTARTCMD
else
@SBINDIR@/resolvconf -r ${pdns_service}
fi
fi