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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-08-01 14:36:02 -0700
committerDavid S. Miller <davem@davemloft.net>2019-08-05 13:15:30 -0700
commitcd114d2e81f632104b3f1e804104060b97337410 (patch)
treeca3c4fc7202e38616e4d3ac060e34a36bef41a36 /tools
parent5d92e631b8be8965a90c144320f06e096081a551 (diff)
downloadlinux-cd114d2e81f632104b3f1e804104060b97337410.tar.bz2
selftests/tls: add a litmus test for the socket reuse through shutdown
Make sure that shutdown never works, and at the same time document how I tested to came to the conclusion that currently reuse is not possible. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/net/tls.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index d995e6503b1a..4c285b6e1db8 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -984,6 +984,30 @@ TEST_F(tls, shutdown_unsent)
shutdown(self->cfd, SHUT_RDWR);
}
+TEST_F(tls, shutdown_reuse)
+{
+ struct sockaddr_in addr;
+ int ret;
+
+ shutdown(self->fd, SHUT_RDWR);
+ shutdown(self->cfd, SHUT_RDWR);
+ close(self->cfd);
+
+ addr.sin_family = AF_INET;
+ addr.sin_addr.s_addr = htonl(INADDR_ANY);
+ addr.sin_port = 0;
+
+ ret = bind(self->fd, &addr, sizeof(addr));
+ EXPECT_EQ(ret, 0);
+ ret = listen(self->fd, 10);
+ EXPECT_EQ(ret, -1);
+ EXPECT_EQ(errno, EINVAL);
+
+ ret = connect(self->fd, &addr, sizeof(addr));
+ EXPECT_EQ(ret, -1);
+ EXPECT_EQ(errno, EISCONN);
+}
+
TEST(non_established) {
struct tls12_crypto_info_aes_gcm_256 tls12;
struct sockaddr_in addr;