named.in revision 219732
1219732Sume#!/bin/sh 2219732Sume# Copyright (c) 2007-2009 Roy Marples 3219732Sume# All rights reserved 4219732Sume 5219732Sume# named subscriber for resolvconf 6219732Sume 7219732Sume# Redistribution and use in source and binary forms, with or without 8219732Sume# modification, are permitted provided that the following conditions 9219732Sume# are met: 10219732Sume# * Redistributions of source code must retain the above copyright 11219732Sume# notice, this list of conditions and the following disclaimer. 12219732Sume# * Redistributions in binary form must reproduce the above 13219732Sume# copyright notice, this list of conditions and the following 14219732Sume# disclaimer in the documentation and/or other materials provided 15219732Sume# with the distribution. 16219732Sume# 17219732Sume# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18219732Sume# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19219732Sume# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20219732Sume# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21219732Sume# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22219732Sume# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23219732Sume# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24219732Sume# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25219732Sume# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26219732Sume# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27219732Sume# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28219732Sume 29219732Sume[ -f "@SYSCONFDIR@"/resolvconf.conf ] || exit 0 30219732Sume. "@SYSCONFDIR@/resolvconf.conf" || exit 1 31219732Sume[ -z "$named_zones" -a -z "$named_options" ] && exit 0 32219732Sume[ -z "$RESOLVCONF" ] && eval "$(@PREFIX@/sbin/resolvconf -v)" 33219732Sume 34219732Sume# Platform specific kludges 35219732Sumeif [ -z "$named_service" -a -z "$named_restart" -a \ 36219732Sume -d "@RCDIR@" -a ! -x "@RCDIR@"/named ] 37219732Sumethen 38219732Sume if [ -x "@RCDIR@"/bind9 ]; then 39219732Sume # Debian and derivatives 40219732Sume named_service=bind9 41219732Sume fi 42219732Sumefi 43219732Sume: ${named_service:=named} 44219732Sume: ${named_restart:=@RESTARTCMD ${named_service}@} 45219732Sumenewoptions="# Generated by resolvconf\n" 46219732Sumenewzones="$newoptions" 47219732Sume 48219732Sumeforward= 49219732Sumefor n in $NAMESERVERS; do 50219732Sume case "$forward" in 51219732Sume *"\n\t$n;"*);; 52219732Sume *) forward="$forward\n\t$n;";; 53219732Sume esac 54219732Sumedone 55219732Sumeif [ -n "$forward" ]; then 56219732Sume newoptions="${newoptions}forward first;\nforwarders {$forward\n};\n" 57219732Sumefi 58219732Sume 59219732Sumefor d in $DOMAINS; do 60219732Sume newzones="${newzones}zone \"${d%%:*}\" {\n" 61219732Sume newzones="$newzones\ttype forward;\n" 62219732Sume newzones="$newzones\tforward first;\n\tforwarders {\n" 63219732Sume ns="${d#*:}" 64219732Sume while [ -n "$ns" ]; do 65219732Sume newzones="$newzones\t\t${ns%%,*};\n" 66219732Sume [ "$ns" = "${ns#*,}" ] && break 67219732Sume ns="${ns#*,}" 68219732Sume done 69219732Sume newzones="$newzones\t};\n};\n" 70219732Sumedone 71219732Sume 72219732Sume# No point in changing files or reloading bind if the end result has not 73219732Sume# changed 74219732Sumechanged=false 75219732Sumeif [ -n "$named_options" ]; then 76219732Sume if [ ! -f "$named_options" ] || \ 77219732Sume [ "$(cat "$named_options")" != "$(printf "$newoptions")" ] 78219732Sume then 79219732Sume printf "$newoptions" >"$named_options" 80219732Sume changed=true 81219732Sume fi 82219732Sumefi 83219732Sumeif [ -n "$named_zones" ]; then 84219732Sume if [ ! -f "$named_zones" ] || \ 85219732Sume [ "$(cat "$named_zones")" != "$(printf "$newzones")" ] 86219732Sume then 87219732Sume printf "$newzones" >"$named_zones" 88219732Sume changed=true 89219732Sume fi 90219732Sumefi 91219732Sume 92219732Sumeif $changed; then 93219732Sume eval $named_restart 94219732Sumefi 95