Import openresolv from vendor branch, actually.

Helped by:	jhb

1 files changed, 69 insertions, 0 deletions

diff --git a/contrib/openresolv/unbound.in b/contrib/openresolv/unbound.in
new file mode 100644
index 0000000..b5fb7ec
--- /dev/null
+++ b/contrib/openresolv/unbound.in
@@ -0,0 +1,69 @@
+#!/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