selftests: net: Add test_vxlan_fdb_changelink.sh

Add a test to exercise the fix from the previous patch.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata 2018-12-18 13:16:03 +00:00 committed by David S. Miller
parent ce5e098f7a
commit 55cbe07942
2 changed files with 30 additions and 0 deletions

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@ -7,6 +7,7 @@ CFLAGS += -I../../../../usr/include/
TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh netdevice.sh rtnetlink.sh
TEST_PROGS += fib_tests.sh fib-onlink-tests.sh pmtu.sh udpgso.sh ip_defrag.sh
TEST_PROGS += udpgso_bench.sh fib_rule_tests.sh msg_zerocopy.sh psock_snd.sh
TEST_PROGS += test_vxlan_fdb_changelink.sh
TEST_PROGS_EXTENDED := in_netns.sh
TEST_GEN_FILES = socket
TEST_GEN_FILES += psock_fanout psock_tpacket msg_zerocopy

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@ -0,0 +1,29 @@
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Check FDB default-remote handling across "ip link set".
check_remotes()
{
local what=$1; shift
local N=$(bridge fdb sh dev vx | grep 00:00:00:00:00:00 | wc -l)
echo -ne "expected two remotes after $what\t"
if [[ $N != 2 ]]; then
echo "[FAIL]"
EXIT_STATUS=1
else
echo "[ OK ]"
fi
}
ip link add name vx up type vxlan id 2000 dstport 4789
bridge fdb ap dev vx 00:00:00:00:00:00 dst 192.0.2.20 self permanent
bridge fdb ap dev vx 00:00:00:00:00:00 dst 192.0.2.30 self permanent
check_remotes "fdb append"
ip link set dev vx type vxlan remote 192.0.2.30
check_remotes "link set"
ip link del dev vx
exit $EXIT_STATUS