selftests: rtnetlink.sh: add vxlan and fou test cases

fou test lifted from ip-fou man page.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/tools/testing/selftests/net/rtnetlink.sh b/tools/testing/selftests/net/rtnetlink.sh
index a048f7a5f94c6366711b519f2728e953392935c9..62c87da927708b3b1315615ca5296dc03ccafae6 100755 (executable)
--- a/tools/testing/selftests/net/rtnetlink.sh
+++ b/tools/testing/selftests/net/rtnetlink.sh
@@ -332,6 +332,101 @@ kci_test_vrf()
        echo "PASS: vrf"
 }
 
+kci_test_encap_vxlan()
+{
+       ret=0
+       vxlan="test-vxlan0"
+       vlan="test-vlan0"
+       testns="$1"
+
+       ip netns exec "$testns" ip link add "$vxlan" type vxlan id 42 group 239.1.1.1 \
+               dev "$devdummy" dstport 4789 2>/dev/null
+       if [ $? -ne 0 ]; then
+               echo "FAIL: can't add vxlan interface, skipping test"
+               return 0
+       fi
+       check_err $?
+
+       ip netns exec "$testns" ip addr add 10.2.11.49/24 dev "$vxlan"
+       check_err $?
+
+       ip netns exec "$testns" ip link set up dev "$vxlan"
+       check_err $?
+
+       ip netns exec "$testns" ip link add link "$vxlan" name "$vlan" type vlan id 1
+       check_err $?
+
+       ip netns exec "$testns" ip link del "$vxlan"
+       check_err $?
+
+       if [ $ret -ne 0 ]; then
+               echo "FAIL: vxlan"
+               return 1
+       fi
+       echo "PASS: vxlan"
+}
+
+kci_test_encap_fou()
+{
+       ret=0
+       name="test-fou"
+       testns="$1"
+
+       ip fou help 2>&1 |grep -q 'Usage: ip fou'
+       if [ $? -ne 0 ];then
+               echo "SKIP: fou: iproute2 too old"
+               return 1
+       fi
+
+       ip netns exec "$testns" ip fou add port 7777 ipproto 47 2>/dev/null
+       if [ $? -ne 0 ];then
+               echo "FAIL: can't add fou port 7777, skipping test"
+               return 1
+       fi
+
+       ip netns exec "$testns" ip fou add port 8888 ipproto 4
+       check_err $?
+
+       ip netns exec "$testns" ip fou del port 9999 2>/dev/null
+       check_fail $?
+
+       ip netns exec "$testns" ip fou del port 7777
+       check_err $?
+
+       if [ $ret -ne 0 ]; then
+               echo "FAIL: fou"
+               return 1
+       fi
+
+       echo "PASS: fou"
+}
+
+# test various encap methods, use netns to avoid unwanted interference
+kci_test_encap()
+{
+       testns="testns"
+       ret=0
+
+       ip netns add "$testns"
+       if [ $? -ne 0 ]; then
+               echo "SKIP encap tests: cannot add net namespace $testns"
+               return 1
+       fi
+
+       ip netns exec "$testns" ip link set lo up
+       check_err $?
+
+       ip netns exec "$testns" ip link add name "$devdummy" type dummy
+       check_err $?
+       ip netns exec "$testns" ip link set "$devdummy" up
+       check_err $?
+
+       kci_test_encap_vxlan "$testns"
+       kci_test_encap_fou "$testns"
+
+       ip netns del "$testns"
+}
+
 kci_test_rtnl()
 {
        kci_add_dummy
@@ -348,6 +443,7 @@ kci_test_rtnl()
        kci_test_addrlabel
        kci_test_ifalias
        kci_test_vrf
+       kci_test_encap
 
        kci_del_dummy
 }