selftests/tls: test error codes around TLS ULP installation

Test the error codes returned when TCP connection is not
in ESTABLISHED state.

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>

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index 194826fee4f7dec8021853c5b5f1abec15eaa5d4..10df77326d34e50b773ef6de8cd4cb948f17b432 100644 (file)
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -911,6 +911,58 @@ TEST_F(tls, control_msg)
        EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
 }
 
+TEST(non_established) {
+       struct tls12_crypto_info_aes_gcm_256 tls12;
+       struct sockaddr_in addr;
+       int sfd, ret, fd;
+       socklen_t len;
+
+       len = sizeof(addr);
+
+       memset(&tls12, 0, sizeof(tls12));
+       tls12.info.version = TLS_1_2_VERSION;
+       tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256;
+
+       addr.sin_family = AF_INET;
+       addr.sin_addr.s_addr = htonl(INADDR_ANY);
+       addr.sin_port = 0;
+
+       fd = socket(AF_INET, SOCK_STREAM, 0);
+       sfd = socket(AF_INET, SOCK_STREAM, 0);
+
+       ret = bind(sfd, &addr, sizeof(addr));
+       ASSERT_EQ(ret, 0);
+       ret = listen(sfd, 10);
+       ASSERT_EQ(ret, 0);
+
+       ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+       EXPECT_EQ(ret, -1);
+       /* TLS ULP not supported */
+       if (errno == ENOENT)
+               return;
+       EXPECT_EQ(errno, ENOTSUPP);
+
+       ret = setsockopt(sfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+       EXPECT_EQ(ret, -1);
+       EXPECT_EQ(errno, ENOTSUPP);
+
+       ret = getsockname(sfd, &addr, &len);
+       ASSERT_EQ(ret, 0);
+
+       ret = connect(fd, &addr, sizeof(addr));
+       ASSERT_EQ(ret, 0);
+
+       ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+       ASSERT_EQ(ret, 0);
+
+       ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+       EXPECT_EQ(ret, -1);
+       EXPECT_EQ(errno, EEXIST);
+
+       close(fd);
+       close(sfd);
+}
+
 TEST(keysizes) {
        struct tls12_crypto_info_aes_gcm_256 tls12;
        struct sockaddr_in addr;