mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
97 lines
3.0 KiB
Bash
97 lines
3.0 KiB
Bash
#!/bin/sh
|
|
# Copyright (c) 2007-2009 Roy Marples
|
|
# All rights reserved
|
|
|
|
# named 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 "$named_zones" -a -z "$named_options" ] && exit 0
|
|
[ -z "$RESOLVCONF" ] && eval "$(@PREFIX@/sbin/resolvconf -v)"
|
|
NL="
|
|
"
|
|
|
|
# Platform specific kludges
|
|
if [ -z "$named_service" -a -z "$named_restart" -a \
|
|
-d "@RCDIR@" -a ! -x "@RCDIR@"/named ]
|
|
then
|
|
if [ -x "@RCDIR@"/bind9 ]; then
|
|
# Debian and derivatives
|
|
named_service=bind9
|
|
fi
|
|
fi
|
|
: ${named_service:=named}
|
|
: ${named_restart:=@RESTARTCMD ${named_service}@}
|
|
newoptions="# Generated by resolvconf$NL"
|
|
newzones="$newoptions"
|
|
|
|
forward=
|
|
for n in $NAMESERVERS; do
|
|
case "$forward" in
|
|
*"$NL $n;"*);;
|
|
*) forward="$forward$NL $n;";;
|
|
esac
|
|
done
|
|
if [ -n "$forward" ]; then
|
|
newoptions="${newoptions}forward first;${NL}forwarders {$forward${NL}};$NL"
|
|
fi
|
|
|
|
for d in $DOMAINS; do
|
|
newzones="${newzones}zone \"${d%%:*}\" {$NL"
|
|
newzones="$newzones type forward;$NL"
|
|
newzones="$newzones forward first;$NL forwarders {$NL"
|
|
ns="${d#*:}"
|
|
while [ -n "$ns" ]; do
|
|
newzones="$newzones ${ns%%,*};$NL"
|
|
[ "$ns" = "${ns#*,}" ] && break
|
|
ns="${ns#*,}"
|
|
done
|
|
newzones="$newzones };$NL};$NL"
|
|
done
|
|
|
|
# No point in changing files or reloading bind if the end result has not
|
|
# changed
|
|
changed=false
|
|
if [ -n "$named_options" ]; then
|
|
if [ ! -f "$named_options" ] || \
|
|
[ "$(cat "$named_options")" != "$(printf %s "$newoptions")" ]
|
|
then
|
|
printf %s "$newoptions" >"$named_options"
|
|
changed=true
|
|
fi
|
|
fi
|
|
if [ -n "$named_zones" ]; then
|
|
if [ ! -f "$named_zones" ] || \
|
|
[ "$(cat "$named_zones")" != "$(printf %s "$newzones")" ]
|
|
then
|
|
printf %s "$newzones" >"$named_zones"
|
|
changed=true
|
|
fi
|
|
fi
|
|
|
|
if $changed; then
|
|
eval $named_restart
|
|
fi
|