diff --git a/bin/tests/system/tsiggss/authsock.pl b/bin/tests/system/tsiggss/authsock.pl
new file mode 100644
index 0000000000..976f7e6173
--- /dev/null
+++ b/bin/tests/system/tsiggss/authsock.pl
@@ -0,0 +1,94 @@
+#!/usr/bin/env perl
+#
+# Copyright (C) 2010  Andrew Tridgell
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+# AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+
+# test the update-policy external protocol
+
+require 5.6.0;
+
+use IO::Socket::UNIX;
+use Getopt::Long;
+
+my $path;
+my $typeallowed = "A";
+my $pidfile = "authsock.pid";
+my $timeout = 0;
+
+GetOptions("path=s" => \$path,
+	   "type=s" => \$typeallowed,
+	   "pidfile=s" => \$pidfile,
+	   "timeout=i" => \$timeout);
+
+if (!defined($path)) {
+	print("Usage: authsock.pl --path=<sockpath> --type=type --pidfile=pidfile\n");
+	exit(1);
+}
+
+unlink($path);
+my $server = IO::Socket::UNIX->new(Local => $path, Type => SOCK_STREAM, Listen => 8) or
+    die "unable to create socket $path";
+chmod 0777, $path;
+
+# setup our pidfile
+open(my $pid,">",$pidfile)
+    or die "unable to open pidfile $pidfile";
+print $pid "$$\n";
+close($pid);
+
+if ($timeout != 0) {
+    # die after the given timeout
+    alarm($timeout);
+}
+
+while (my $client = $server->accept()) {
+	$client->recv(my $buf, 8, 0);
+	my ($version, $req_len) = unpack('N N', $buf);
+
+	if ($version != 1 || $req_len < 17) {
+		printf("Badly formatted request\n");
+		$client->send(pack('N', 2));
+		next;
+	}
+
+	$client->recv(my $buf, $req_len - 8, 0);
+
+	my ($signer,
+	    $name,
+	    $addr,
+	    $type,
+	    $key,
+	    $key_data) = unpack('Z* Z* Z* Z* Z* N/a', $buf);
+
+	if ($req_len != length($buf)+8) {
+		printf("Length mismatch %u %u\n", $req_len, length($buf)+8);
+		$client->send(pack('N', 2));
+		next;
+	}
+
+	printf("version=%u signer=%s name=%s addr=%s type=%s key=%s key_data_len=%u\n",
+	       $version, $signer, $name, $addr, $type, $key, length($key_data));
+
+	my $result;
+	if ($typeallowed eq $type) {
+		$result = 1;
+		printf("allowed type %s == %s\n", $type, $typeallowed);
+	} else {
+		printf("disallowed type %s != %s\n", $type, $typeallowed);
+		$result = 0;
+	}
+
+	$reply = pack('N', $result);
+	$client->send($reply);
+}
diff --git a/bin/tests/system/tsiggss/clean.sh b/bin/tests/system/tsiggss/clean.sh
index 4021cfc034..9196e8b9e6 100644
--- a/bin/tests/system/tsiggss/clean.sh
+++ b/bin/tests/system/tsiggss/clean.sh
@@ -3,6 +3,6 @@
 # Clean up after tsiggss tests.
 #
 
-rm -f ns1/*.jnl ns1/update.txt
+rm -f ns1/*.jnl ns1/update.txt ns1/auth.sock
 rm -f */named.memstats
 rm -f authsock.pid