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3f2a60a137
openresolv: update to version 3.8.1. Among the new features it attempts to support alternative init systems. MFC after: 1 month
119 lines
3.6 KiB
Bash
119 lines
3.6 KiB
Bash
#!/bin/sh
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# Copyright (c) 2007-2016 Roy Marples
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# All rights reserved
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# named subscriber for resolvconf
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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[ -f "@SYSCONFDIR@"/resolvconf.conf ] || exit 0
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. "@SYSCONFDIR@/resolvconf.conf" || exit 1
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[ -z "$named_zones" -a -z "$named_options" ] && exit 0
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[ -z "$RESOLVCONF" ] && eval "$(@SBINDIR@/resolvconf -v)"
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NL="
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"
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# Platform specific kludges
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if [ -z "$named_service" -a -z "$named_restart" -a \
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-d "$RCDIR" -a ! -x "$RCDIR"/named ]
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then
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if [ -x "$RCDIR"/bind9 ]; then
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# Debian and derivatives
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named_service=bind9
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elif [ -x "$RCDIR"/rc.bind ]; then
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# Slackware
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named_service=rc.bind
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fi
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fi
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: ${named_service:=named}
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: ${named_pid:=/var/run/$named_service.pid}
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[ -s "$named_pid" ] || named_pid=/var/run/$named_service/$named_service.pid
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[ -s "$named_pid" ] || unset named_pid
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newoptions="# Generated by resolvconf$NL"
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newzones="$newoptions"
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forward=
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for n in $NAMESERVERS; do
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case "$forward" in
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*"$NL $n;"*);;
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*) forward="$forward$NL $n;";;
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esac
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done
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if [ -n "$forward" ]; then
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newoptions="${newoptions}forward first;${NL}forwarders {$forward${NL}};$NL"
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fi
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for d in $DOMAINS; do
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newzones="${newzones}zone \"${d%%:*}\" {$NL"
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newzones="$newzones type forward;$NL"
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newzones="$newzones forward first;$NL forwarders {$NL"
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ns="${d#*:}"
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while [ -n "$ns" ]; do
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newzones="$newzones ${ns%%,*};$NL"
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[ "$ns" = "${ns#*,}" ] && break
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ns="${ns#*,}"
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done
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newzones="$newzones };$NL};$NL"
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done
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# Try to ensure that config dirs exist
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if type config_mkdirs >/dev/null 2>&1; then
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config_mkdirs "$named_options" "$named_zones"
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else
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@SBINDIR@/resolvconf -D "$named_options" "$named_zones"
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fi
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# No point in changing files or reloading bind if the end result has not
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# changed
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changed=false
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if [ -n "$named_options" ]; then
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if [ ! -f "$named_options" ] || \
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[ "$(cat "$named_options")" != "$(printf %s "$newoptions")" ]
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then
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printf %s "$newoptions" >"$named_options"
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changed=true
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fi
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fi
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if [ -n "$named_zones" ]; then
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if [ ! -f "$named_zones" ] || \
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[ "$(cat "$named_zones")" != "$(printf %s "$newzones")" ]
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then
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printf %s "$newzones" >"$named_zones"
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changed=true
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fi
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fi
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# named does not seem to work with SIGHUP which is a same
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if $changed; then
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if [ -n "$named_restart" ]; then
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eval $named_restart
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elif [ -n "$RESTARTCMD" ]; then
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set -- ${named_service}
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eval $RESTARTCMD
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else
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@SBINDIR@/resolvconf -r ${named_service}
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fi
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fi
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