On Fri, Mar 11, 2022 at 10:55:42AM +0000, Krasnov Arseniy Vladimirovich wrote:
Test for receive timeout check: connection is established,
receiver sets timeout, but sender does nothing. Receiver's
'read()' call must return EAGAIN.
Signed-off-by: Arseniy Krasnov <avkras...@sberdevices.ru>
---
tools/testing/vsock/vsock_test.c | 49 ++++++++++++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
index 2a3638c0a008..aa2de27d0f77 100644
--- a/tools/testing/vsock/vsock_test.c
+++ b/tools/testing/vsock/vsock_test.c
@@ -391,6 +391,50 @@ static void test_seqpacket_msg_trunc_server(const struct
test_opts *opts)
close(fd);
}
+static void test_seqpacket_timeout_client(const struct test_opts *opts)
+{
+ int fd;
+ struct timeval tv;
+ char dummy;
+
+ fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
+ if (fd < 0) {
+ perror("connect");
+ exit(EXIT_FAILURE);
+ }
+
+ tv.tv_sec = 1;
+ tv.tv_usec = 0;
+
+ if (setsockopt(fd, SOL_SOCKET, SO_RCVTIMEO, (void *)&tv, sizeof(tv)) ==
-1) {
+ perror("setsockopt 'SO_RCVTIMEO'");
+ exit(EXIT_FAILURE);
+ }
+
+ if ((read(fd, &dummy, sizeof(dummy)) != -1) ||
+ (errno != EAGAIN)) {
+ perror("EAGAIN expected");
+ exit(EXIT_FAILURE);
+ }
The patch LGTM, maybe the only thing I would add here is a check on the
time spent in the read(), to see that it is approximately the timeout we
have set.
Thanks,
Stefano
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