From: Geliang Tang <geliang.tang@suse.com>
To: mptcp@lists.linux.dev
Cc: Geliang Tang <geliang.tang@suse.com>
Subject: [PATCH mptcp-next v7 13/13] selftests/bpf: Add bpf_rr test
Date: Thu, 2 Jun 2022 12:53:50 +0800 [thread overview]
Message-ID: <f26165cd8b5d4380c16b4d13607e219e376bdb19.1654143895.git.geliang.tang@suse.com> (raw)
In-Reply-To: <cover.1654143895.git.geliang.tang@suse.com>
This patch adds the round-robin BPF MPTCP scheduler test. Use sysctl to
set net.mptcp.scheduler to use this sched. Add a veth net device to
simulate the multiple addresses case. Use 'ip mptcp endpoint' command to
add this new endpoint to PM netlink. Send data and check bytes_sent of
'ss' output after it to make sure the data has been sent on the new veth
net device.
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
---
.../testing/selftests/bpf/prog_tests/mptcp.c | 35 +++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/tools/testing/selftests/bpf/prog_tests/mptcp.c b/tools/testing/selftests/bpf/prog_tests/mptcp.c
index f3c73cd2c786..1ecc8a2b76b6 100644
--- a/tools/testing/selftests/bpf/prog_tests/mptcp.c
+++ b/tools/testing/selftests/bpf/prog_tests/mptcp.c
@@ -8,6 +8,7 @@
#include "mptcp_sock.skel.h"
#include "mptcp_bpf_first.skel.h"
#include "mptcp_bpf_bkup.skel.h"
+#include "mptcp_bpf_rr.skel.h"
#ifndef TCP_CA_NAME_MAX
#define TCP_CA_NAME_MAX 16
@@ -329,6 +330,38 @@ static void test_bkup(void)
mptcp_bpf_bkup__destroy(bkup_skel);
}
+static void test_rr(void)
+{
+ struct mptcp_bpf_rr *rr_skel;
+ int server_fd, client_fd;
+ struct bpf_link *link;
+
+ rr_skel = mptcp_bpf_rr__open_and_load();
+ if (!ASSERT_OK_PTR(rr_skel, "bpf_rr__open_and_load"))
+ return;
+
+ link = bpf_map__attach_struct_ops(rr_skel->maps.rr);
+ if (!ASSERT_OK_PTR(link, "bpf_map__attach_struct_ops")) {
+ mptcp_bpf_rr__destroy(rr_skel);
+ return;
+ }
+
+ add_veth();
+ system("ip mptcp endpoint add 10.0.1.1 subflow");
+ system("sysctl -qw net.mptcp.scheduler=bpf_rr");
+ server_fd = start_mptcp_server(AF_INET, NULL, 0, 0);
+ client_fd = connect_to_fd(server_fd, 0);
+
+ send_data(server_fd, client_fd);
+ ASSERT_OK(system("ss -MOenita | grep '10.0.1.1' | grep -q 'bytes_sent:'"), "ss");
+
+ close(client_fd);
+ close(server_fd);
+ cleanup();
+ bpf_link__destroy(link);
+ mptcp_bpf_rr__destroy(rr_skel);
+}
+
void test_mptcp(void)
{
if (test__start_subtest("base"))
@@ -337,4 +370,6 @@ void test_mptcp(void)
test_first();
if (test__start_subtest("bkup"))
test_bkup();
+ if (test__start_subtest("rr"))
+ test_rr();
}
--
2.34.1
next prev parent reply other threads:[~2022-06-02 4:55 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-02 4:53 [PATCH mptcp-next v7 00/13] BPF packet scheduler Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 01/13] Squash to "mptcp: add struct mptcp_sched_ops" Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 02/13] Squash to "mptcp: add sched in mptcp_sock" Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 03/13] mptcp: add scheduled in mptcp_subflow_context Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 04/13] Squash to "mptcp: add get_subflow wrappers" Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 05/13] Squash to "mptcp: add bpf_mptcp_sched_ops" Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 06/13] bpf: Add bpf_mptcp_sched_kfunc_set Geliang Tang
2022-07-25 7:56 ` Matthieu Baerts
2022-07-26 3:33 ` Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 07/13] selftests/bpf: Add mptcp sched structs Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 08/13] Squash to "selftests/bpf: add bpf_first scheduler" Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 09/13] Squash to "selftests/bpf: add bpf_first test" Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 10/13] selftests/bpf: Add bpf_bkup scheduler Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 11/13] selftests/bpf: Add bpf_bkup test Geliang Tang
2022-06-02 4:53 ` [PATCH mptcp-next v7 12/13] selftests/bpf: Add bpf_rr scheduler Geliang Tang
2022-06-02 4:53 ` Geliang Tang [this message]
2022-06-02 5:20 ` selftests/bpf: Add bpf_rr test: Build Failure MPTCP CI
2022-06-02 6:36 ` selftests/bpf: Add bpf_rr test: Tests Results MPTCP CI
2022-06-04 10:39 ` [PATCH mptcp-next v7 00/13] BPF packet scheduler Matthieu Baerts
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