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authorKui-Feng Lee <kuifeng@meta.com>2023-01-25 12:16:08 -0800
committerMartin KaFai Lau <martin.lau@kernel.org>2023-01-25 15:10:34 -0800
commitd1246f93602316e2dda1000f185e8d13dd611871 (patch)
treee6a226a832c43f673b2ea661b71e1afc005ad01e /tools/testing/selftests/bpf/progs/setget_sockopt.c
parent2ab42c7b871f4e85f21e1a85dfa3f87e4d31221d (diff)
selftests/bpf: Calls bpf_setsockopt() on a ktls enabled socket.
Ensures that whenever bpf_setsockopt() is called with the SOL_TCP option on a ktls enabled socket, the call will be accepted by the system. The provided test makes sure of this by performing an examination when the server side socket is in the CLOSE_WAIT state. At this stage, ktls is still enabled on the server socket and can be used to test if bpf_setsockopt() works correctly with linux. Signed-off-by: Kui-Feng Lee <kuifeng@meta.com> Link: https://lore.kernel.org/r/20230125201608.908230-3-kuifeng@meta.com Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/setget_sockopt.c')
-rw-r--r--tools/testing/selftests/bpf/progs/setget_sockopt.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/setget_sockopt.c b/tools/testing/selftests/bpf/progs/setget_sockopt.c
index 9523333b8905..7a438600ae98 100644
--- a/tools/testing/selftests/bpf/progs/setget_sockopt.c
+++ b/tools/testing/selftests/bpf/progs/setget_sockopt.c
@@ -22,6 +22,7 @@ int nr_active;
int nr_connect;
int nr_binddev;
int nr_socket_post_create;
+int nr_fin_wait1;
struct sockopt_test {
int opt;
@@ -386,6 +387,13 @@ int skops_sockopt(struct bpf_sock_ops *skops)
nr_passive += !(bpf_test_sockopt(skops, sk) ||
test_tcp_maxseg(skops, sk) ||
test_tcp_saved_syn(skops, sk));
+ bpf_sock_ops_cb_flags_set(skops,
+ skops->bpf_sock_ops_cb_flags |
+ BPF_SOCK_OPS_STATE_CB_FLAG);
+ break;
+ case BPF_SOCK_OPS_STATE_CB:
+ if (skops->args[1] == BPF_TCP_CLOSE_WAIT)
+ nr_fin_wait1 += !bpf_test_sockopt(skops, sk);
break;
}