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-rw-r--r--unbound.in69
1 files changed, 69 insertions, 0 deletions
diff --git a/unbound.in b/unbound.in
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+#!/bin/sh
+# Copyright (c) 2009 Roy Marples
+# All rights reserved
+
+# unbound 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 "$unbound_conf" ] && exit 0
+[ -z "$RESOLVCONF" ] && eval "$(@PREFIX@/sbin/resolvconf -v)"
+
+: ${unbound_pid:=/var/run/unbound.pid}
+: ${unbound_service:=unbound}
+: ${unbound_restart:=@RESTARTCMD ${unbound_service}@}
+newconf="# Generated by resolvconf\n"
+
+for d in $DOMAINS; do
+ dn="${d%%:*}"
+ ns="${d#*:}"
+ newconf="${newconf}\nforward-zone:\n\tname: \"$dn\"\n"
+ while [ -n "$ns" ]; do
+ newconf="${newconf}\tforward-addr: ${ns%%,*}\n"
+ [ "$ns" = "${ns#*,}" ] && break
+ ns="${ns#*,}"
+ done
+done
+
+if [ -n "$NAMESERVERS" ]; then
+ newconf="${newconf}\nforward-zone:\n\tname: \".\"\n"
+ for n in $NAMESERVERS; do
+ newconf="${newconf}\tforward-addr: $n\n"
+ done
+fi
+
+if [ ! -f "$unbound_conf" ] || \
+ [ "$(cat "$unbound_conf")" != "$(printf "$newconf")" ]
+then
+ printf "$newconf" >"$unbound_conf"
+ # If we can't sent a HUP then force a restart
+ if [ -s "$unbound_pid" ]; then
+ if ! kill -HUP $(cat "$unbound_pid") 2>/dev/null; then
+ eval $unbound_restart
+ fi
+ else
+ eval $unbound_restart
+ fi
+fi