diff options
| author | Jiayuan Chen <jiayuan.chen@linux.dev> | 2025-02-27 17:26:44 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2025-03-15 21:48:24 +0300 |
| commit | acf0d6f681646ec9591e15b3bcb0a8f0d9a1faa0 (patch) | |
| tree | 14977d19bacf0fc1a0f1e34c51f962f129cc3a56 /tools/testing/selftests/bpf/prog_tests | |
| parent | ee2fdd020fb117d8cb1de654957ca8522c55f2cb (diff) | |
| download | linux-acf0d6f681646ec9591e15b3bcb0a8f0d9a1faa0.tar.xz | |
selftests/bpf: Allow auto port binding for cgroup connect
Allow auto port binding for cgroup connect test to avoid binding conflict.
Result:
./test_progs -a cgroup_v1v2
59 cgroup_v1v2:OK
Summary: 1/0 PASSED, 0 SKIPPED, 0 FAILED
Signed-off-by: Jiayuan Chen <jiayuan.chen@linux.dev>
Link: https://lore.kernel.org/r/20250227142646.59711-2-jiayuan.chen@linux.dev
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c b/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c index 64abba72ac10..37c1cc52ed98 100644 --- a/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c +++ b/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c @@ -10,12 +10,18 @@ static int run_test(int cgroup_fd, int server_fd, bool classid) { struct connect4_dropper *skel; - int fd, err = 0; + int fd, err = 0, port; skel = connect4_dropper__open_and_load(); if (!ASSERT_OK_PTR(skel, "skel_open")) return -1; + port = get_socket_local_port(server_fd); + if (!ASSERT_GE(port, 0, "get_socket_local_port")) + return -1; + + skel->bss->port = ntohs(port); + skel->links.connect_v4_dropper = bpf_program__attach_cgroup(skel->progs.connect_v4_dropper, cgroup_fd); @@ -48,10 +54,9 @@ void test_cgroup_v1v2(void) { struct network_helper_opts opts = {}; int server_fd, client_fd, cgroup_fd; - static const int port = 60120; /* Step 1: Check base connectivity works without any BPF. */ - server_fd = start_server(AF_INET, SOCK_STREAM, NULL, port, 0); + server_fd = start_server(AF_INET, SOCK_STREAM, NULL, 0, 0); if (!ASSERT_GE(server_fd, 0, "server_fd")) return; client_fd = connect_to_fd_opts(server_fd, &opts); @@ -66,7 +71,7 @@ void test_cgroup_v1v2(void) cgroup_fd = test__join_cgroup("/connect_dropper"); if (!ASSERT_GE(cgroup_fd, 0, "cgroup_fd")) return; - server_fd = start_server(AF_INET, SOCK_STREAM, NULL, port, 0); + server_fd = start_server(AF_INET, SOCK_STREAM, NULL, 0, 0); if (!ASSERT_GE(server_fd, 0, "server_fd")) { close(cgroup_fd); return; |