Commit 842463f2 authored by Jakub Kicinski's avatar Jakub Kicinski
Browse files

selftests: tls: add a test for timeo vs lock 

Add a test for recv timeout. Place it in the tls_err
group, so it only runs for TLS 1.2 and 1.3 but not
for every AEAD out there.

Link: https://lore.kernel.org/r/20220720203701.2179034-2-kuba@kernel.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent dde06aaa

tools/testing/selftests/net/tls.c

+32 −0
Original line number Diff line number Diff line
@@ -1597,6 +1597,38 @@ TEST_F(tls_err, bad_cmsg) 
	EXPECT_EQ(errno, EBADMSG);

}



TEST_F(tls_err, timeo)

{

	struct timeval tv = { .tv_usec = 10000, };

	char buf[128];

	int ret;



	if (self->notls)

		SKIP(return, "no TLS support");



	ret = setsockopt(self->cfd2, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv));

	ASSERT_EQ(ret, 0);



	ret = fork();

	ASSERT_GE(ret, 0);



	if (ret) {

		usleep(1000); /* Give child a head start */



		EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);

		EXPECT_EQ(errno, EAGAIN);



		EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);

		EXPECT_EQ(errno, EAGAIN);



		wait(&ret);

	} else {

		EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);

		EXPECT_EQ(errno, EAGAIN);

		exit(0);

	}

}



TEST(non_established) {

	struct tls12_crypto_info_aes_gcm_256 tls12;

	struct sockaddr_in addr;