Initial commit

meta-security/recipes-mac/smack/udp-smack-test/test_smack_udp_sockets.sh

@@ -0,0 +1,107 @@
+#!/bin/sh
+RC=0
+test_file="/tmp/smack_socket_udp"
+SMACK_PATH=`grep smack /proc/mounts | awk '{print $2}' `
+
+udp_server=`which udp_server`
+if [ -z $udp_server ]; then
+	if [ -f "/tmp/udp_server" ]; then
+		udp_server="/tmp/udp_server"
+	else
+		echo "udp_server binary not found"
+		exit 1
+	fi
+fi
+udp_client=`which udp_client`
+if [ -z $udp_client ]; then
+	if [ -f "/tmp/udp_client" ]; then
+		udp_client="/tmp/udp_client"
+	else
+		echo "udp_client binary not found"
+		exit 1
+	fi
+fi
+
+# make sure no access is granted
+#        12345678901234567890123456789012345678901234567890123456
+echo -n "label1                  label2                  -----" > $SMACK_PATH/load
+
+# checking access for sockets with different labels
+$udp_server 50021 label2 2>$test_file &
+server_pid=$!
+sleep 1
+$udp_client 50021 label1 2>$test_file &
+client_pid=$!
+wait $server_pid
+server_rv=$?
+wait $client_pid
+client_rv=$?
+if [ $server_rv -eq 0 ]; then
+	echo "Sockets with different labels should not communicate on udp"
+	exit 1
+fi
+
+# granting access between different labels
+#        12345678901234567890123456789012345678901234567890123456
+echo -n "label1                  label2                  rw---" > $SMACK_PATH/load
+# checking access for sockets with different labels, but having a rule granting rw
+$udp_server 50022 label2 2>$test_file &
+server_pid=$!
+sleep 1
+$udp_client 50022 label1 2>$test_file &
+client_pid=$!
+wait $server_pid
+server_rv=$?
+wait $client_pid
+client_rv=$?
+if [ $server_rv -ne 0 -o $client_rv -ne 0 ]; then
+	echo "Sockets with different labels, but having rw access, should communicate on udp"
+	exit 1
+fi
+
+# checking access for sockets with the same label
+$udp_server 50023 label1 &
+server_pid=$!
+sleep 1
+$udp_client 50023 label1 2>$test_file &
+client_pid=$!
+wait $server_pid
+server_rv=$?
+wait $client_pid
+client_rv=$?
+if [ $server_rv -ne 0 -o $client_rv -ne 0 ]; then
+	echo "Sockets with same labels should communicate on udp"
+	exit 1
+fi
+
+# checking access on socket labeled star (*)
+# should always be permitted
+$udp_server 50024 \* 2>$test_file &
+server_pid=$!
+sleep 1
+$udp_client 50024 label1 2>$test_file &
+client_pid=$!
+wait $server_pid
+server_rv=$?
+wait $client_pid
+client_rv=$?
+if [ $server_rv -ne 0 -o $client_rv -ne 0 ]; then
+	echo "Should have access on udp socket labeled star (*)"
+	exit 1
+fi
+
+# checking access from socket labeled star (*)
+# all access from subject star should be denied
+$udp_server 50025 label1 2>$test_file &
+server_pid=$!
+sleep 1
+$udp_client 50025 \* 2>$test_file &
+client_pid=$!
+wait $server_pid
+server_rv=$?
+wait $client_pid
+client_rv=$?
+if [ $server_rv -eq 0 ]; then
+	echo "Socket labeled star should not have access to any udp socket"
+	exit 1
+fi