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author | Hangbin Liu <liuhangbin@gmail.com> | 2023-02-24 14:13:43 +0800 |
---|---|---|
committer | Martin KaFai Lau <martin.lau@kernel.org> | 2023-02-24 17:34:23 -0800 |
commit | 02d6a057c7bee44902c843949de6bbd439e33092 (patch) | |
tree | 0a56efe44c2e4ed1dff31bfb42774f57525740e6 /tools/testing/selftests/bpf | |
parent | b61987d37cbee3c44e80304598c60b163553926b (diff) | |
download | linux-stable-02d6a057c7bee44902c843949de6bbd439e33092.tar.gz linux-stable-02d6a057c7bee44902c843949de6bbd439e33092.tar.bz2 linux-stable-02d6a057c7bee44902c843949de6bbd439e33092.zip |
selftests/bpf: run mptcp in a dedicated netns
The current mptcp test is run in init netns. If the user or default
system config disabled mptcp, the test will fail. Let's run the mptcp
test in a dedicated netns to avoid none kernel default mptcp setting.
Suggested-by: Martin KaFai Lau <martin.lau@linux.dev>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Acked-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Link: https://lore.kernel.org/r/20230224061343.506571-3-liuhangbin@gmail.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf')
-rw-r--r-- | tools/testing/selftests/bpf/prog_tests/mptcp.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/mptcp.c b/tools/testing/selftests/bpf/prog_tests/mptcp.c index 59f08d6d1d53..cd0c42fff7c0 100644 --- a/tools/testing/selftests/bpf/prog_tests/mptcp.c +++ b/tools/testing/selftests/bpf/prog_tests/mptcp.c @@ -7,6 +7,8 @@ #include "network_helpers.h" #include "mptcp_sock.skel.h" +#define NS_TEST "mptcp_ns" + #ifndef TCP_CA_NAME_MAX #define TCP_CA_NAME_MAX 16 #endif @@ -138,12 +140,20 @@ out: static void test_base(void) { + struct nstoken *nstoken = NULL; int server_fd, cgroup_fd; cgroup_fd = test__join_cgroup("/mptcp"); if (!ASSERT_GE(cgroup_fd, 0, "test__join_cgroup")) return; + SYS(fail, "ip netns add %s", NS_TEST); + SYS(fail, "ip -net %s link set dev lo up", NS_TEST); + + nstoken = open_netns(NS_TEST); + if (!ASSERT_OK_PTR(nstoken, "open_netns")) + goto fail; + /* without MPTCP */ server_fd = start_server(AF_INET, SOCK_STREAM, NULL, 0, 0); if (!ASSERT_GE(server_fd, 0, "start_server")) @@ -157,13 +167,18 @@ with_mptcp: /* with MPTCP */ server_fd = start_mptcp_server(AF_INET, NULL, 0, 0); if (!ASSERT_GE(server_fd, 0, "start_mptcp_server")) - goto close_cgroup_fd; + goto fail; ASSERT_OK(run_test(cgroup_fd, server_fd, true), "run_test mptcp"); close(server_fd); -close_cgroup_fd: +fail: + if (nstoken) + close_netns(nstoken); + + SYS_NOFAIL("ip netns del " NS_TEST " &> /dev/null"); + close(cgroup_fd); } |