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selftests: tls: add a test for timeo vs lock

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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: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2022-07-20 13:37:01 -07:00
parent dde06aaa89
commit 842463f253
1 changed files with 32 additions and 0 deletions
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32
tools/testing/selftests/net/tls.c
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@ -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;