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[bpf,v4,12/14] selftests/tls: add a bidirectional test

Message ID 20190719172927.18181-13-jakub.kicinski@netronome.com
State Accepted
Delegated to: BPF Maintainers
Headers show
Series sockmap/tls fixes | expand

Commit Message

Jakub Kicinski July 19, 2019, 5:29 p.m. UTC 
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>
---
 tools/testing/selftests/net/tls.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index 10df77326d34..6d78bd050813 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -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";