Commit 3082f8cd authored by Wang Yufen's avatar Wang Yufen Committed by Andrii Nakryiko
Browse files

selftests/bpf: Convert tcp_hdr_options test to ASSERT_* macros 



Convert the selftest to use the preferred ASSERT_* macros instead of the
deprecated CHECK().

Signed-off-by: default avatarWang Yufen <wangyufen@huawei.com>
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/1664169131-32405-9-git-send-email-wangyufen@huawei.com
parent a0a17296

tools/testing/selftests/bpf/prog_tests/tcp_hdr_options.c

+28 −52
Original line number Diff line number Diff line
@@ -42,13 +42,10 @@ struct sk_fds { 


static int create_netns(void)

{

	if (CHECK(unshare(CLONE_NEWNET), "create netns",

		  "unshare(CLONE_NEWNET): %s (%d)",

		  strerror(errno), errno))

	if (!ASSERT_OK(unshare(CLONE_NEWNET), "create netns"))

		return -1;



	if (CHECK(system("ip link set dev lo up"), "run ip cmd",

		  "failed to bring lo link up\n"))

	if (!ASSERT_OK(system("ip link set dev lo up"), "run ip cmd"))

		return -1;



	return 0;
@@ -80,16 +77,12 @@ static int sk_fds_shutdown(struct sk_fds *sk_fds) 


	shutdown(sk_fds->active_fd, SHUT_WR);

	ret = read(sk_fds->passive_fd, &abyte, sizeof(abyte));

	if (CHECK(ret != 0, "read-after-shutdown(passive_fd):",

		  "ret:%d %s (%d)\n",

		  ret, strerror(errno), errno))

	if (!ASSERT_EQ(ret, 0, "read-after-shutdown(passive_fd):"))

		return -1;



	shutdown(sk_fds->passive_fd, SHUT_WR);

	ret = read(sk_fds->active_fd, &abyte, sizeof(abyte));

	if (CHECK(ret != 0, "read-after-shutdown(active_fd):",

		  "ret:%d %s (%d)\n",

		  ret, strerror(errno), errno))

	if (!ASSERT_EQ(ret, 0, "read-after-shutdown(active_fd):"))

		return -1;



	return 0;
@@ -102,8 +95,7 @@ static int sk_fds_connect(struct sk_fds *sk_fds, bool fast_open) 
	socklen_t len;



	sk_fds->srv_fd = start_server(AF_INET6, SOCK_STREAM, LO_ADDR6, 0, 0);

	if (CHECK(sk_fds->srv_fd == -1, "start_server", "%s (%d)\n",

		  strerror(errno), errno))

	if (!ASSERT_NEQ(sk_fds->srv_fd, -1, "start_server"))

		goto error;



	if (fast_open)
@@ -112,28 +104,25 @@ static int sk_fds_connect(struct sk_fds *sk_fds, bool fast_open) 
	else

		sk_fds->active_fd = connect_to_fd(sk_fds->srv_fd, 0);



	if (CHECK_FAIL(sk_fds->active_fd == -1)) {

	if (!ASSERT_NEQ(sk_fds->active_fd, -1, "")) {

		close(sk_fds->srv_fd);

		goto error;

	}



	len = sizeof(addr6);

	if (CHECK(getsockname(sk_fds->srv_fd, (struct sockaddr *)&addr6,

			      &len), "getsockname(srv_fd)", "%s (%d)\n",

		  strerror(errno), errno))

	if (!ASSERT_OK(getsockname(sk_fds->srv_fd, (struct sockaddr *)&addr6,

				   &len), "getsockname(srv_fd)"))

		goto error_close;

	sk_fds->passive_lport = ntohs(addr6.sin6_port);



	len = sizeof(addr6);

	if (CHECK(getsockname(sk_fds->active_fd, (struct sockaddr *)&addr6,

			      &len), "getsockname(active_fd)", "%s (%d)\n",

		  strerror(errno), errno))

	if (!ASSERT_OK(getsockname(sk_fds->active_fd, (struct sockaddr *)&addr6,

				   &len), "getsockname(active_fd)"))

		goto error_close;

	sk_fds->active_lport = ntohs(addr6.sin6_port);



	sk_fds->passive_fd = accept(sk_fds->srv_fd, NULL, 0);

	if (CHECK(sk_fds->passive_fd == -1, "accept(srv_fd)", "%s (%d)\n",

		  strerror(errno), errno))

	if (!ASSERT_NEQ(sk_fds->passive_fd, -1, "accept(srv_fd)"))

		goto error_close;



	if (fast_open) {
@@ -141,8 +130,7 @@ static int sk_fds_connect(struct sk_fds *sk_fds, bool fast_open) 
		int ret;



		ret = read(sk_fds->passive_fd, bytes_in, sizeof(bytes_in));

		if (CHECK(ret != sizeof(fast), "read fastopen syn data",

			  "expected=%lu actual=%d\n", sizeof(fast), ret)) {

		if (!ASSERT_EQ(ret, sizeof(fast), "read fastopen syn data")) {

			close(sk_fds->passive_fd);

			goto error_close;

		}
@@ -163,8 +151,7 @@ static int check_hdr_opt(const struct bpf_test_option *exp, 
			 const struct bpf_test_option *act,

			 const char *hdr_desc)

{

	if (CHECK(memcmp(exp, act, sizeof(*exp)),

		  "expected-vs-actual", "unexpected %s\n", hdr_desc)) {

	if (!ASSERT_OK(memcmp(exp, act, sizeof(*exp)), hdr_desc)) {

		print_option(exp, "expected: ");

		print_option(act, "  actual: ");

		return -1;
@@ -178,13 +165,11 @@ static int check_hdr_stg(const struct hdr_stg *exp, int fd, 
{

	struct hdr_stg act;



	if (CHECK(bpf_map_lookup_elem(hdr_stg_map_fd, &fd, &act),

		  "map_lookup(hdr_stg_map_fd)", "%s %s (%d)\n",

		  stg_desc, strerror(errno), errno))

	if (!ASSERT_OK(bpf_map_lookup_elem(hdr_stg_map_fd, &fd, &act),

		  "map_lookup(hdr_stg_map_fd)"))

		return -1;



	if (CHECK(memcmp(exp, &act, sizeof(*exp)),

		  "expected-vs-actual", "unexpected %s\n", stg_desc)) {

	if (!ASSERT_OK(memcmp(exp, &act, sizeof(*exp)), stg_desc)) {

		print_hdr_stg(exp, "expected: ");

		print_hdr_stg(&act, "  actual: ");

		return -1;
@@ -228,9 +213,8 @@ static void check_hdr_and_close_fds(struct sk_fds *sk_fds) 
	if (sk_fds_shutdown(sk_fds))

		goto check_linum;



	if (CHECK(expected_inherit_cb_flags != skel->bss->inherit_cb_flags,

		  "Unexpected inherit_cb_flags", "0x%x != 0x%x\n",

		  skel->bss->inherit_cb_flags, expected_inherit_cb_flags))

	if (!ASSERT_EQ(expected_inherit_cb_flags, skel->bss->inherit_cb_flags,

		       "inherit_cb_flags"))

		goto check_linum;



	if (check_hdr_stg(&exp_passive_hdr_stg, sk_fds->passive_fd,
@@ -257,7 +241,7 @@ static void check_hdr_and_close_fds(struct sk_fds *sk_fds) 
		      "active_fin_in");



check_linum:

	CHECK_FAIL(check_error_linum(sk_fds));

	ASSERT_FALSE(check_error_linum(sk_fds), "check_error_linum");

	sk_fds_close(sk_fds);

}
@@ -497,26 +481,20 @@ static void misc(void) 
		/* MSG_EOR to ensure skb will not be combined */

		ret = send(sk_fds.active_fd, send_msg, sizeof(send_msg),

			   MSG_EOR);

		if (CHECK(ret != sizeof(send_msg), "send(msg)", "ret:%d\n",

			  ret))

		if (!ASSERT_EQ(ret, sizeof(send_msg), "send(msg)"))

			goto check_linum;



		ret = read(sk_fds.passive_fd, recv_msg, sizeof(recv_msg));

		if (CHECK(ret != sizeof(send_msg), "read(msg)", "ret:%d\n",

			  ret))

		if (ASSERT_EQ(ret, sizeof(send_msg), "read(msg)"))

			goto check_linum;

	}



	if (sk_fds_shutdown(&sk_fds))

		goto check_linum;



	CHECK(misc_skel->bss->nr_syn != 1, "unexpected nr_syn",

	      "expected (1) != actual (%u)\n",

		misc_skel->bss->nr_syn);

	ASSERT_EQ(misc_skel->bss->nr_syn, 1, "unexpected nr_syn");



	CHECK(misc_skel->bss->nr_data != nr_data, "unexpected nr_data",

	      "expected (%u) != actual (%u)\n",

	      nr_data, misc_skel->bss->nr_data);

	ASSERT_EQ(misc_skel->bss->nr_data, nr_data, "unexpected nr_data");



	/* The last ACK may have been delayed, so it is either 1 or 2. */

	CHECK(misc_skel->bss->nr_pure_ack != 1 &&
@@ -525,12 +503,10 @@ static void misc(void) 
	      "expected (1 or 2) != actual (%u)\n",

		misc_skel->bss->nr_pure_ack);



	CHECK(misc_skel->bss->nr_fin != 1, "unexpected nr_fin",

	      "expected (1) != actual (%u)\n",

	      misc_skel->bss->nr_fin);

	ASSERT_EQ(misc_skel->bss->nr_fin, 1, "unexpected nr_fin");



check_linum:

	CHECK_FAIL(check_error_linum(&sk_fds));

	ASSERT_FALSE(check_error_linum(&sk_fds), "check_error_linum");

	sk_fds_close(&sk_fds);

	bpf_link__destroy(link);

}
@@ -555,15 +531,15 @@ void test_tcp_hdr_options(void) 
	int i;



	skel = test_tcp_hdr_options__open_and_load();

	if (CHECK(!skel, "open and load skel", "failed"))

	if (!ASSERT_OK_PTR(skel, "open and load skel"))

		return;



	misc_skel = test_misc_tcp_hdr_options__open_and_load();

	if (CHECK(!misc_skel, "open and load misc test skel", "failed"))

	if (!ASSERT_OK_PTR(misc_skel, "open and load misc test skel"))

		goto skel_destroy;



	cg_fd = test__join_cgroup(CG_NAME);

	if (CHECK_FAIL(cg_fd < 0))

	if (ASSERT_GE(cg_fd, 0, "join_cgroup"))

		goto skel_destroy;



	for (i = 0; i < ARRAY_SIZE(tests); i++) {