From: Martin KaFai Lau <kafai@fb.com>
To: <bpf@vger.kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Eric Dumazet <edumazet@google.com>, <kernel-team@fb.com>,
Lawrence Brakmo <brakmo@fb.com>,
Neal Cardwell <ncardwell@google.com>, <netdev@vger.kernel.org>,
Yuchung Cheng <ycheng@google.com>
Subject: [PATCH bpf-next 06/10] bpf: selftests: Add fastopen_connect to network_helpers
Date: Fri, 26 Jun 2020 10:55:39 -0700 [thread overview]
Message-ID: <20200626175539.1461894-1-kafai@fb.com> (raw)
In-Reply-To: <20200626175501.1459961-1-kafai@fb.com>
This patch adds a fastopen_connect() helper which will
be used in a latter test.
Signed-off-by: Martin KaFai Lau <kafai@fb.com>
---
tools/testing/selftests/bpf/network_helpers.c | 37 +++++++++++++++++++
tools/testing/selftests/bpf/network_helpers.h | 2 +
2 files changed, 39 insertions(+)
diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c
index 1a371d3eca7d..93028f0d4081 100644
--- a/tools/testing/selftests/bpf/network_helpers.c
+++ b/tools/testing/selftests/bpf/network_helpers.c
@@ -125,6 +125,43 @@ int start_server(int family, int type, const char *addr_str, __u16 port,
return -1;
}
+int fastopen_connect(int server_fd, const char *data, unsigned int data_len,
+ int timeout_ms)
+{
+ struct sockaddr_storage addr;
+ socklen_t addrlen = sizeof(addr);
+ struct sockaddr_in *addr_in;
+ int fd, ret;
+
+ if (getsockname(server_fd, (struct sockaddr *)&addr, &addrlen)) {
+ log_err("Failed to get server addr");
+ return -1;
+ }
+
+ addr_in = (struct sockaddr_in *)&addr;
+ fd = socket(addr_in->sin_family, SOCK_STREAM, 0);
+ if (fd < 0) {
+ log_err("Failed to create client socket");
+ return -1;
+ }
+
+ if (settimeo(fd, timeout_ms))
+ goto error_close;
+
+ ret = sendto(fd, data, data_len, MSG_FASTOPEN, (struct sockaddr *)&addr,
+ addrlen);
+ if (ret != data_len) {
+ log_err("sendto(data, %u) != %d\n", data_len, ret);
+ goto error_close;
+ }
+
+ return fd;
+
+error_close:
+ save_errno_close(fd);
+ return -1;
+}
+
static int connect_fd_to_addr(int fd,
const struct sockaddr_storage *addr,
socklen_t addrlen)
diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h
index f580e82fda58..c4827941327a 100644
--- a/tools/testing/selftests/bpf/network_helpers.h
+++ b/tools/testing/selftests/bpf/network_helpers.h
@@ -37,5 +37,7 @@ int start_server(int family, int type, const char *addr, __u16 port,
int timeout_ms);
int connect_to_fd(int server_fd, int timeout_ms);
int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms);
+int fastopen_connect(int server_fd, const char *data, unsigned int data_len,
+ int timeout_ms);
#endif
--
2.24.1
next prev parent reply other threads:[~2020-06-26 17:55 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 17:55 [PATCH bpf-next 00/10] BPF TCP header options Martin KaFai Lau
2020-06-26 17:55 ` [PATCH bpf-next 01/10] tcp: Use a struct to represent a saved_syn Martin KaFai Lau
2020-06-27 17:41 ` Eric Dumazet
2020-06-30 23:24 ` Martin KaFai Lau
2020-06-30 23:35 ` Eric Dumazet
2020-06-26 17:55 ` [PATCH bpf-next 02/10] tcp: bpf: Parse BPF experimental header option Martin KaFai Lau
2020-06-27 16:44 ` Eric Dumazet
2020-06-27 17:17 ` Eric Dumazet
2020-06-28 23:44 ` Martin KaFai Lau
2020-06-29 0:45 ` Martin KaFai Lau
2020-06-26 17:55 ` [PATCH bpf-next 03/10] bpf: sock_ops: Change some members of sock_ops_kern from u32 to u8 Martin KaFai Lau
2020-06-26 17:55 ` [PATCH bpf-next 04/10] bpf: tcp: Allow bpf prog to write and parse BPF TCP header option Martin KaFai Lau
2020-06-28 18:24 ` Alexei Starovoitov
2020-06-29 0:34 ` Martin KaFai Lau
2020-07-02 5:31 ` Martin KaFai Lau
2020-06-26 17:55 ` [PATCH bpf-next 05/10] bpf: selftests: A few improvements to network_helpers.c Martin KaFai Lau
2020-06-26 17:55 ` Martin KaFai Lau [this message]
2020-06-26 17:55 ` [PATCH bpf-next 07/10] bpf: selftests: Restore netns after each test Martin KaFai Lau
2020-06-26 22:45 ` Andrii Nakryiko
2020-06-27 0:23 ` Martin KaFai Lau
2020-06-27 20:31 ` Andrii Nakryiko
2020-06-29 18:00 ` Martin KaFai Lau
2020-06-29 18:13 ` Andrii Nakryiko
2020-06-29 18:24 ` Martin KaFai Lau
2020-06-26 17:55 ` [PATCH bpf-next 08/10] bpf: selftests: tcp header options Martin KaFai Lau
2020-06-26 17:55 ` [PATCH bpf-next 09/10] tcp: bpf: Add TCP_BPF_DELACK_MAX and TCP_BPF_RTO_MIN to bpf_setsockopt Martin KaFai Lau
2020-06-27 17:30 ` Eric Dumazet
2020-06-26 17:56 ` [PATCH bpf-next 10/10] bpf: selftest: Add test for TCP_BPF_DELACK_MAX and TCP_BPF_RTO_MIN Martin KaFai Lau
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