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selftests/tls: add a bidirectional test 

Add a simple test which installs the TLS state for both directions,
sends and receives data on both sockets.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Jakub Kicinski 2019-07-19 10:29:25 -07:00 committed by Daniel Borkmann
parent 78b5dc3d68
commit 65d41fb317
1 changed files with 31 additions and 0 deletions
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31
tools/testing/selftests/net/tls.c
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@ -684,6 +684,37 @@ TEST_F(tls, recv_lowat)
EXPECT_EQ(memcmp(send_mem, recv_mem + 10, 5), 0);
}
TEST_F(tls, bidir)
{
struct tls12_crypto_info_aes_gcm_128 tls12;
char const *test_str = "test_read";
int send_len = 10;
char buf[10];
int ret;
memset(&tls12, 0, sizeof(tls12));
tls12.info.version = TLS_1_3_VERSION;
tls12.info.cipher_type = TLS_CIPHER_AES_GCM_128;
ret = setsockopt(self->fd, SOL_TLS, TLS_RX, &tls12, sizeof(tls12));
ASSERT_EQ(ret, 0);
ret = setsockopt(self->cfd, SOL_TLS, TLS_TX, &tls12, sizeof(tls12));
ASSERT_EQ(ret, 0);
ASSERT_EQ(strlen(test_str) + 1, send_len);
EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
memset(buf, 0, sizeof(buf));
EXPECT_EQ(send(self->cfd, test_str, send_len, 0), send_len);
EXPECT_NE(recv(self->fd, buf, send_len, 0), -1);
EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
};
TEST_F(tls, pollin)
{
char const *test_str = "test_poll";