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authorJakub Kicinski <kuba@kernel.org>2022-07-20 23:37:01 +0300
committerJakub Kicinski <kuba@kernel.org>2022-07-22 04:58:11 +0300
commit842463f253abde9a0de19a4b9e83a6c28ac9364b (patch)
treef0102c6767aadda0d61682269af2b503eea20d6c /tools/testing/selftests/net
parentdde06aaa89b76275407b78108b57f94838287dab (diff)
downloadlinux-842463f253abde9a0de19a4b9e83a6c28ac9364b.tar.xz
selftests: tls: add a test for timeo vs lock
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>
Diffstat (limited to 'tools/testing/selftests/net')
-rw-r--r--tools/testing/selftests/net/tls.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index dc26aae0feb0..4ecbac197c46 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -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;