From: Geliang Tang <geliang@kernel.org>
To: Andrii Nakryiko <andrii@kernel.org>,
Eduard Zingerman <eddyz87@gmail.com>,
Mykola Lysenko <mykolal@fb.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Martin KaFai Lau <martin.lau@linux.dev>,
Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
John Fastabend <john.fastabend@gmail.com>,
KP Singh <kpsingh@kernel.org>,
Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
Jiri Olsa <jolsa@kernel.org>, Shuah Khan <shuah@kernel.org>
Cc: Geliang Tang <tanggeliang@kylinos.cn>,
bpf@vger.kernel.org, linux-kselftest@vger.kernel.org,
Geliang Tang <geliang@kernel.org>
Subject: [PATCH bpf-next v2 2/4] selftests/bpf: Use start_server_addr in bpf_tcp_ca
Date: Wed, 15 May 2024 12:20:22 +0800 [thread overview]
Message-ID: <bc13f05ea454890af39ebefb7231b66b545f0486.1715745588.git.tanggeliang@kylinos.cn> (raw)
In-Reply-To: <cover.1715745588.git.tanggeliang@kylinos.cn>
From: Geliang Tang <tanggeliang@kylinos.cn>
This patch uses start_server_addr() in do_test() in prog_tests/bpf_tcp_ca.c
to accept a struct network_helper_opts argument instead of using
start_server() and settcpca(). Then change the type of the first paramenter
of do_test() into a struct network_helper_opts one.
Define its own opts for each test, set its own cc name into cb_opts.cc, and
cc_cb() into post_socket_cb callback, then pass it to do_test().
opts->cb_opts needs to be passed to post_socket_cb() in __start_server().
Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
---
tools/testing/selftests/bpf/network_helpers.c | 2 +-
.../selftests/bpf/prog_tests/bpf_tcp_ca.c | 52 +++++++++++++++----
2 files changed, 42 insertions(+), 12 deletions(-)
diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c
index d97f8a669b38..6864af665508 100644
--- a/tools/testing/selftests/bpf/network_helpers.c
+++ b/tools/testing/selftests/bpf/network_helpers.c
@@ -94,7 +94,7 @@ static int __start_server(int type, const struct sockaddr *addr, socklen_t addrl
if (settimeo(fd, opts->timeout_ms))
goto error_close;
- if (opts->post_socket_cb && opts->post_socket_cb(fd, NULL)) {
+ if (opts->post_socket_cb && opts->post_socket_cb(fd, &opts->cb_opts)) {
log_err("Failed to call post_socket_cb");
goto error_close;
}
diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
index 9bc909fa0833..25961ce850cb 100644
--- a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
@@ -34,12 +34,18 @@ static int settcpca(int fd, const char *tcp_ca)
return 0;
}
-static void do_test(const char *tcp_ca, const struct bpf_map *sk_stg_map)
+static void do_test(const struct network_helper_opts *opts,
+ const struct bpf_map *sk_stg_map)
{
+ struct sockaddr_storage addr;
int lfd = -1, fd = -1;
+ socklen_t addrlen;
int err;
- lfd = start_server(AF_INET6, SOCK_STREAM, NULL, 0, 0);
+ if (make_sockaddr(AF_INET6, NULL, 0, &addr, &addrlen))
+ return;
+
+ lfd = start_server_addr(SOCK_STREAM, &addr, addrlen, opts);
if (!ASSERT_NEQ(lfd, -1, "socket"))
return;
@@ -49,7 +55,7 @@ static void do_test(const char *tcp_ca, const struct bpf_map *sk_stg_map)
return;
}
- if (settcpca(lfd, tcp_ca) || settcpca(fd, tcp_ca))
+ if (settcpca(fd, opts->cb_opts.cc))
goto done;
if (sk_stg_map) {
@@ -89,6 +95,10 @@ static int cc_cb(int fd, const struct post_socket_opts *opts)
static void test_cubic(void)
{
+ struct network_helper_opts opts = {
+ .cb_opts.cc = "bpf_cubic",
+ .post_socket_cb = cc_cb,
+ };
struct bpf_cubic *cubic_skel;
struct bpf_link *link;
@@ -102,7 +112,7 @@ static void test_cubic(void)
return;
}
- do_test("bpf_cubic", NULL);
+ do_test(&opts, NULL);
ASSERT_EQ(cubic_skel->bss->bpf_cubic_acked_called, 1, "pkts_acked called");
@@ -112,6 +122,10 @@ static void test_cubic(void)
static void test_dctcp(void)
{
+ struct network_helper_opts opts = {
+ .cb_opts.cc = "bpf_dctcp",
+ .post_socket_cb = cc_cb,
+ };
struct bpf_dctcp *dctcp_skel;
struct bpf_link *link;
@@ -125,7 +139,7 @@ static void test_dctcp(void)
return;
}
- do_test("bpf_dctcp", dctcp_skel->maps.sk_stg_map);
+ do_test(&opts, dctcp_skel->maps.sk_stg_map);
ASSERT_EQ(dctcp_skel->bss->stg_result, expected_stg, "stg_result");
bpf_link__destroy(link);
@@ -304,6 +318,10 @@ static void test_unsupp_cong_op(void)
static void test_update_ca(void)
{
+ struct network_helper_opts opts = {
+ .cb_opts.cc = "tcp_ca_update",
+ .post_socket_cb = cc_cb,
+ };
struct tcp_ca_update *skel;
struct bpf_link *link;
int saved_ca1_cnt;
@@ -316,14 +334,14 @@ static void test_update_ca(void)
link = bpf_map__attach_struct_ops(skel->maps.ca_update_1);
ASSERT_OK_PTR(link, "attach_struct_ops");
- do_test("tcp_ca_update", NULL);
+ do_test(&opts, NULL);
saved_ca1_cnt = skel->bss->ca1_cnt;
ASSERT_GT(saved_ca1_cnt, 0, "ca1_ca1_cnt");
err = bpf_link__update_map(link, skel->maps.ca_update_2);
ASSERT_OK(err, "update_map");
- do_test("tcp_ca_update", NULL);
+ do_test(&opts, NULL);
ASSERT_EQ(skel->bss->ca1_cnt, saved_ca1_cnt, "ca2_ca1_cnt");
ASSERT_GT(skel->bss->ca2_cnt, 0, "ca2_ca2_cnt");
@@ -333,6 +351,10 @@ static void test_update_ca(void)
static void test_update_wrong(void)
{
+ struct network_helper_opts opts = {
+ .cb_opts.cc = "tcp_ca_update",
+ .post_socket_cb = cc_cb,
+ };
struct tcp_ca_update *skel;
struct bpf_link *link;
int saved_ca1_cnt;
@@ -345,14 +367,14 @@ static void test_update_wrong(void)
link = bpf_map__attach_struct_ops(skel->maps.ca_update_1);
ASSERT_OK_PTR(link, "attach_struct_ops");
- do_test("tcp_ca_update", NULL);
+ do_test(&opts, NULL);
saved_ca1_cnt = skel->bss->ca1_cnt;
ASSERT_GT(saved_ca1_cnt, 0, "ca1_ca1_cnt");
err = bpf_link__update_map(link, skel->maps.ca_wrong);
ASSERT_ERR(err, "update_map");
- do_test("tcp_ca_update", NULL);
+ do_test(&opts, NULL);
ASSERT_GT(skel->bss->ca1_cnt, saved_ca1_cnt, "ca2_ca1_cnt");
bpf_link__destroy(link);
@@ -361,6 +383,10 @@ static void test_update_wrong(void)
static void test_mixed_links(void)
{
+ struct network_helper_opts opts = {
+ .cb_opts.cc = "tcp_ca_update",
+ .post_socket_cb = cc_cb,
+ };
struct tcp_ca_update *skel;
struct bpf_link *link, *link_nl;
int err;
@@ -375,7 +401,7 @@ static void test_mixed_links(void)
link = bpf_map__attach_struct_ops(skel->maps.ca_update_1);
ASSERT_OK_PTR(link, "attach_struct_ops");
- do_test("tcp_ca_update", NULL);
+ do_test(&opts, NULL);
ASSERT_GT(skel->bss->ca1_cnt, 0, "ca1_ca1_cnt");
err = bpf_link__update_map(link, skel->maps.ca_no_link);
@@ -462,6 +488,10 @@ static void test_tcp_ca_kfunc(void)
static void test_cc_cubic(void)
{
+ struct network_helper_opts opts = {
+ .cb_opts.cc = "bpf_cc_cubic",
+ .post_socket_cb = cc_cb,
+ };
struct bpf_cc_cubic *cc_cubic_skel;
struct bpf_link *link;
@@ -475,7 +505,7 @@ static void test_cc_cubic(void)
return;
}
- do_test("bpf_cc_cubic", NULL);
+ do_test(&opts, NULL);
bpf_link__destroy(link);
bpf_cc_cubic__destroy(cc_cubic_skel);
--
2.43.0
next prev parent reply other threads:[~2024-05-15 4:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-15 4:20 [PATCH bpf-next v2 0/4] use network helpers, part 5 Geliang Tang
2024-05-15 4:20 ` [PATCH bpf-next v2 1/4] selftests/bpf: Use post_socket_cb in connect_to_fd_opts Geliang Tang
2024-05-21 16:56 ` Martin KaFai Lau
2024-05-15 4:20 ` Geliang Tang [this message]
2024-05-21 17:02 ` [PATCH bpf-next v2 2/4] selftests/bpf: Use start_server_addr in bpf_tcp_ca Martin KaFai Lau
2024-05-15 4:20 ` [PATCH bpf-next v2 3/4] selftests/bpf: Use connect_to_fd_opts in do_test " Geliang Tang
2024-05-15 4:20 ` [PATCH bpf-next v2 4/4] selftests/bpf: Add post_connect_cb callback Geliang Tang
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