They only test the ioctls are wired up to the implementation common with tun as it is already tested for tun.
Signed-off-by: Akihiko Odaki akihiko.odaki@daynix.com --- tools/testing/selftests/net/tap.c | 97 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 95 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/net/tap.c b/tools/testing/selftests/net/tap.c index 247c3b3ac1c9..fbd38b08fdfa 100644 --- a/tools/testing/selftests/net/tap.c +++ b/tools/testing/selftests/net/tap.c @@ -363,6 +363,7 @@ size_t build_test_packet_crash_tap_invalid_eth_proto(uint8_t *buf, FIXTURE(tap) { int fd; + bool deleted; };
FIXTURE_SETUP(tap) @@ -387,8 +388,10 @@ FIXTURE_TEARDOWN(tap) if (self->fd != -1) close(self->fd);
- ret = dev_delete(param_dev_tap_name); - EXPECT_EQ(ret, 0); + if (!self->deleted) { + ret = dev_delete(param_dev_tap_name); + EXPECT_EQ(ret, 0); + }
ret = dev_delete(param_dev_dummy_name); EXPECT_EQ(ret, 0); @@ -431,4 +434,94 @@ TEST_F(tap, test_packet_crash_tap_invalid_eth_proto) ASSERT_EQ(errno, EINVAL); }
+TEST_F(tap, test_vnethdrsz) +{ + int sz = sizeof(struct virtio_net_hdr_v1_hash); + + ASSERT_FALSE(dev_delete(param_dev_tap_name)); + self->deleted = true; + + ASSERT_FALSE(ioctl(self->fd, TUNSETVNETHDRSZ, &sz)); + sz = 0; + ASSERT_FALSE(ioctl(self->fd, TUNGETVNETHDRSZ, &sz)); + EXPECT_EQ(sizeof(struct virtio_net_hdr_v1_hash), sz); +} + +TEST_F(tap, test_vnetle) +{ + int le = 1; + + ASSERT_FALSE(dev_delete(param_dev_tap_name)); + self->deleted = true; + + ASSERT_FALSE(ioctl(self->fd, TUNSETVNETLE, &le)); + le = 0; + ASSERT_FALSE(ioctl(self->fd, TUNGETVNETLE, &le)); + EXPECT_EQ(1, le); +} + +TEST_F(tap, test_vnetbe) +{ + int be = 1; + int ret; + + ASSERT_FALSE(dev_delete(param_dev_tap_name)); + self->deleted = true; + + ret = ioctl(self->fd, TUNSETVNETBE, &be); + if (ret == -1 && errno == EINVAL) + SKIP(return, "TUNSETVNETBE not supported"); + + ASSERT_FALSE(ret); + be = 0; + ASSERT_FALSE(ioctl(self->fd, TUNGETVNETBE, &be)); + EXPECT_EQ(1, be); +} + +TEST_F(tap, test_getvnethashcap) +{ + static const struct tun_vnet_hash expected = { + .flags = TUN_VNET_HASH_REPORT | TUN_VNET_HASH_RSS, + .types = VIRTIO_NET_RSS_HASH_TYPE_IPv4 | + VIRTIO_NET_RSS_HASH_TYPE_TCPv4 | + VIRTIO_NET_RSS_HASH_TYPE_UDPv4 | + VIRTIO_NET_RSS_HASH_TYPE_IPv6 | + VIRTIO_NET_RSS_HASH_TYPE_TCPv6 | + VIRTIO_NET_RSS_HASH_TYPE_UDPv6 + }; + struct tun_vnet_hash seen; + int ret; + + ASSERT_FALSE(dev_delete(param_dev_tap_name)); + self->deleted = true; + + ret = ioctl(self->fd, TUNGETVNETHASHCAP, &seen); + + if (ret == -1 && errno == EINVAL) + SKIP(return, "TUNGETVNETHASHCAP not supported"); + + EXPECT_FALSE(ret); + EXPECT_FALSE(memcmp(&expected, &seen, sizeof(expected))); +} + +TEST_F(tap, test_setvnethash_alive) +{ + struct tun_vnet_hash hash = { .flags = 0 }; + + EXPECT_FALSE(ioctl(self->fd, TUNSETVNETHASH, &hash)); +} + +TEST_F(tap, test_setvnethash_deleted) +{ + ASSERT_FALSE(dev_delete(param_dev_tap_name)); + self->deleted = true; + + ASSERT_EQ(-1, ioctl(self->fd, TUNSETVNETHASH)); + + if (errno == EINVAL) + SKIP(return, "TUNSETVNETHASH not supported"); + + EXPECT_EQ(EBADFD, errno); +} + TEST_HARNESS_MAIN