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Subject[RFC PATCH v1 7/7] vsock_test: 'SO_RCVTIMEO' test for SEQPACKET
Date
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: Arseny Krasnov <arseny.krasnov@kaspersky.com>
---
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);
+ }
+
+ control_writeln("WAITDONE");
+ close(fd);
+}
+
+static void test_seqpacket_timeout_server(const struct test_opts *opts)
+{
+ int fd;
+
+ fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
+ if (fd < 0) {
+ perror("accept");
+ exit(EXIT_FAILURE);
+ }
+
+ control_expectln("WAITDONE");
+ close(fd);
+}
+
static struct test_case test_cases[] = {
{
.name = "SOCK_STREAM connection reset",
@@ -431,6 +475,11 @@ static struct test_case test_cases[] = {
.run_client = test_seqpacket_msg_trunc_client,
.run_server = test_seqpacket_msg_trunc_server,
},
+ {
+ .name = "SOCK_SEQPACKET timeout",
+ .run_client = test_seqpacket_timeout_client,
+ .run_server = test_seqpacket_timeout_server,
+ },
{},
};

--
2.25.1
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