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Subject[PATCH net-next v3 11/11] vsock_test: add SOCK_STREAM MSG_PEEK test
Date
Test if the MSG_PEEK flags of recv(2) works as expected.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
---
tools/testing/vsock/vsock_test.c | 34 ++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)

diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
index a63e05d6a0f9..1d8b93f1af31 100644
--- a/tools/testing/vsock/vsock_test.c
+++ b/tools/testing/vsock/vsock_test.c
@@ -178,6 +178,35 @@ static void test_stream_multiconn_server(const struct test_opts *opts)
close(fds[i]);
}

+static void test_stream_msg_peek_client(const struct test_opts *opts)
+{
+ int fd;
+
+ fd = vsock_stream_connect(opts->peer_cid, 1234);
+ if (fd < 0) {
+ perror("connect");
+ exit(EXIT_FAILURE);
+ }
+
+ send_byte(fd, 1, 0);
+ close(fd);
+}
+
+static void test_stream_msg_peek_server(const struct test_opts *opts)
+{
+ int fd;
+
+ fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
+ if (fd < 0) {
+ perror("accept");
+ exit(EXIT_FAILURE);
+ }
+
+ recv_byte(fd, 1, MSG_PEEK);
+ recv_byte(fd, 1, 0);
+ close(fd);
+}
+
static struct test_case test_cases[] = {
{
.name = "SOCK_STREAM connection reset",
@@ -198,6 +227,11 @@ static struct test_case test_cases[] = {
.run_client = test_stream_multiconn_client,
.run_server = test_stream_multiconn_server,
},
+ {
+ .name = "SOCK_STREAM MSG_PEEK",
+ .run_client = test_stream_msg_peek_client,
+ .run_server = test_stream_msg_peek_server,
+ },
{},
};

--
2.24.1
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