summaryrefslogtreecommitdiffhomepage
path: root/test/syscalls/linux/socket_ip_unbound.cc
diff options
context:
space:
mode:
Diffstat (limited to 'test/syscalls/linux/socket_ip_unbound.cc')
-rw-r--r--test/syscalls/linux/socket_ip_unbound.cc378
1 files changed, 0 insertions, 378 deletions
diff --git a/test/syscalls/linux/socket_ip_unbound.cc b/test/syscalls/linux/socket_ip_unbound.cc
deleted file mode 100644
index b02872308..000000000
--- a/test/syscalls/linux/socket_ip_unbound.cc
+++ /dev/null
@@ -1,378 +0,0 @@
-// Copyright 2019 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <arpa/inet.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <sys/un.h>
-
-#include <cstdio>
-#include <cstring>
-
-#include "gmock/gmock.h"
-#include "gtest/gtest.h"
-#include "test/syscalls/linux/ip_socket_test_util.h"
-#include "test/syscalls/linux/socket_test_util.h"
-#include "test/util/test_util.h"
-
-namespace gvisor {
-namespace testing {
-
-// Test fixture for tests that apply to pairs of IP sockets.
-using IPUnboundSocketTest = SimpleSocketTest;
-
-TEST_P(IPUnboundSocketTest, TtlDefault) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int get = -1;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), IPPROTO_IP, IP_TTL, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get, 64);
- EXPECT_EQ(get_sz, sizeof(get));
-}
-
-TEST_P(IPUnboundSocketTest, SetTtl) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int get1 = -1;
- socklen_t get1_sz = sizeof(get1);
- EXPECT_THAT(getsockopt(socket->get(), IPPROTO_IP, IP_TTL, &get1, &get1_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get1_sz, sizeof(get1));
-
- int set = 100;
- if (set == get1) {
- set += 1;
- }
- socklen_t set_sz = sizeof(set);
- EXPECT_THAT(setsockopt(socket->get(), IPPROTO_IP, IP_TTL, &set, set_sz),
- SyscallSucceedsWithValue(0));
-
- int get2 = -1;
- socklen_t get2_sz = sizeof(get2);
- EXPECT_THAT(getsockopt(socket->get(), IPPROTO_IP, IP_TTL, &get2, &get2_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get2_sz, sizeof(get2));
- EXPECT_EQ(get2, set);
-}
-
-TEST_P(IPUnboundSocketTest, ResetTtlToDefault) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int get1 = -1;
- socklen_t get1_sz = sizeof(get1);
- EXPECT_THAT(getsockopt(socket->get(), IPPROTO_IP, IP_TTL, &get1, &get1_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get1_sz, sizeof(get1));
-
- int set1 = 100;
- if (set1 == get1) {
- set1 += 1;
- }
- socklen_t set1_sz = sizeof(set1);
- EXPECT_THAT(setsockopt(socket->get(), IPPROTO_IP, IP_TTL, &set1, set1_sz),
- SyscallSucceedsWithValue(0));
-
- int set2 = -1;
- socklen_t set2_sz = sizeof(set2);
- EXPECT_THAT(setsockopt(socket->get(), IPPROTO_IP, IP_TTL, &set2, set2_sz),
- SyscallSucceedsWithValue(0));
-
- int get2 = -1;
- socklen_t get2_sz = sizeof(get2);
- EXPECT_THAT(getsockopt(socket->get(), IPPROTO_IP, IP_TTL, &get2, &get2_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get2_sz, sizeof(get2));
- EXPECT_EQ(get2, get1);
-}
-
-TEST_P(IPUnboundSocketTest, ZeroTtl) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int set = 0;
- socklen_t set_sz = sizeof(set);
- EXPECT_THAT(setsockopt(socket->get(), IPPROTO_IP, IP_TTL, &set, set_sz),
- SyscallFailsWithErrno(EINVAL));
-}
-
-TEST_P(IPUnboundSocketTest, InvalidLargeTtl) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int set = 256;
- socklen_t set_sz = sizeof(set);
- EXPECT_THAT(setsockopt(socket->get(), IPPROTO_IP, IP_TTL, &set, set_sz),
- SyscallFailsWithErrno(EINVAL));
-}
-
-TEST_P(IPUnboundSocketTest, InvalidNegativeTtl) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int set = -2;
- socklen_t set_sz = sizeof(set);
- EXPECT_THAT(setsockopt(socket->get(), IPPROTO_IP, IP_TTL, &set, set_sz),
- SyscallFailsWithErrno(EINVAL));
-}
-
-struct TOSOption {
- int level;
- int option;
-};
-
-constexpr int INET_ECN_MASK = 3;
-
-static TOSOption GetTOSOption(int domain) {
- TOSOption opt;
- switch (domain) {
- case AF_INET:
- opt.level = IPPROTO_IP;
- opt.option = IP_TOS;
- break;
- case AF_INET6:
- opt.level = IPPROTO_IPV6;
- opt.option = IPV6_TCLASS;
- break;
- }
- return opt;
-}
-
-TEST_P(IPUnboundSocketTest, TOSDefault) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- TOSOption t = GetTOSOption(GetParam().domain);
- int get = -1;
- socklen_t get_sz = sizeof(get);
- constexpr int kDefaultTOS = 0;
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, kDefaultTOS);
-}
-
-TEST_P(IPUnboundSocketTest, SetTOS) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = 0xC0;
- socklen_t set_sz = sizeof(set);
- TOSOption t = GetTOSOption(GetParam().domain);
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
-
- int get = -1;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, set);
-}
-
-TEST_P(IPUnboundSocketTest, ZeroTOS) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = 0;
- socklen_t set_sz = sizeof(set);
- TOSOption t = GetTOSOption(GetParam().domain);
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
- int get = -1;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, set);
-}
-
-TEST_P(IPUnboundSocketTest, InvalidLargeTOS) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- // Test with exceeding the byte space.
- int set = 256;
- constexpr int kDefaultTOS = 0;
- socklen_t set_sz = sizeof(set);
- TOSOption t = GetTOSOption(GetParam().domain);
- if (GetParam().domain == AF_INET) {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
- } else {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallFailsWithErrno(EINVAL));
- }
- int get = -1;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, kDefaultTOS);
-}
-
-TEST_P(IPUnboundSocketTest, CheckSkipECN) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = 0xFF;
- socklen_t set_sz = sizeof(set);
- TOSOption t = GetTOSOption(GetParam().domain);
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
- int expect = static_cast<uint8_t>(set);
- if (GetParam().protocol == IPPROTO_TCP) {
- expect &= ~INET_ECN_MASK;
- }
- int get = -1;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, expect);
-}
-
-TEST_P(IPUnboundSocketTest, ZeroTOSOptionSize) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = 0xC0;
- socklen_t set_sz = 0;
- TOSOption t = GetTOSOption(GetParam().domain);
- if (GetParam().domain == AF_INET) {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
- } else {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallFailsWithErrno(EINVAL));
- }
- int get = -1;
- socklen_t get_sz = 0;
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, 0);
- EXPECT_EQ(get, -1);
-}
-
-TEST_P(IPUnboundSocketTest, SmallTOSOptionSize) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = 0xC0;
- constexpr int kDefaultTOS = 0;
- TOSOption t = GetTOSOption(GetParam().domain);
- for (socklen_t i = 1; i < sizeof(int); i++) {
- int expect_tos;
- socklen_t expect_sz;
- if (GetParam().domain == AF_INET) {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, i),
- SyscallSucceedsWithValue(0));
- expect_tos = set;
- expect_sz = sizeof(uint8_t);
- } else {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, i),
- SyscallFailsWithErrno(EINVAL));
- expect_tos = kDefaultTOS;
- expect_sz = i;
- }
- uint get = -1;
- socklen_t get_sz = i;
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, expect_sz);
- // Account for partial copies by getsockopt, retrieve the lower
- // bits specified by get_sz, while comparing against expect_tos.
- EXPECT_EQ(get & ~(~0 << (get_sz * 8)), expect_tos);
- }
-}
-
-TEST_P(IPUnboundSocketTest, LargeTOSOptionSize) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = 0xC0;
- TOSOption t = GetTOSOption(GetParam().domain);
- for (socklen_t i = sizeof(int); i < 10; i++) {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, i),
- SyscallSucceedsWithValue(0));
- int get = -1;
- socklen_t get_sz = i;
- // We expect the system call handler to only copy atmost sizeof(int) bytes
- // as asserted by the check below. Hence, we do not expect the copy to
- // overflow in getsockopt.
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(int));
- EXPECT_EQ(get, set);
- }
-}
-
-TEST_P(IPUnboundSocketTest, NegativeTOS) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
-
- int set = -1;
- socklen_t set_sz = sizeof(set);
- TOSOption t = GetTOSOption(GetParam().domain);
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
- int expect;
- if (GetParam().domain == AF_INET) {
- expect = static_cast<uint8_t>(set);
- if (GetParam().protocol == IPPROTO_TCP) {
- expect &= ~INET_ECN_MASK;
- }
- } else {
- // On IPv6 TCLASS, setting -1 has the effect of resetting the
- // TrafficClass.
- expect = 0;
- }
- int get = -1;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, expect);
-}
-
-TEST_P(IPUnboundSocketTest, InvalidNegativeTOS) {
- auto socket = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
- int set = -2;
- socklen_t set_sz = sizeof(set);
- TOSOption t = GetTOSOption(GetParam().domain);
- int expect;
- if (GetParam().domain == AF_INET) {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallSucceedsWithValue(0));
- expect = static_cast<uint8_t>(set);
- if (GetParam().protocol == IPPROTO_TCP) {
- expect &= ~INET_ECN_MASK;
- }
- } else {
- EXPECT_THAT(setsockopt(socket->get(), t.level, t.option, &set, set_sz),
- SyscallFailsWithErrno(EINVAL));
- expect = 0;
- }
- int get = 0;
- socklen_t get_sz = sizeof(get);
- EXPECT_THAT(getsockopt(socket->get(), t.level, t.option, &get, &get_sz),
- SyscallSucceedsWithValue(0));
- EXPECT_EQ(get_sz, sizeof(get));
- EXPECT_EQ(get, expect);
-}
-
-INSTANTIATE_TEST_SUITE_P(
- IPUnboundSockets, IPUnboundSocketTest,
- ::testing::ValuesIn(VecCat<SocketKind>(VecCat<SocketKind>(
- ApplyVec<SocketKind>(IPv4UDPUnboundSocket,
- AllBitwiseCombinations(List<int>{SOCK_DGRAM},
- List<int>{0,
- SOCK_NONBLOCK})),
- ApplyVec<SocketKind>(IPv6UDPUnboundSocket,
- AllBitwiseCombinations(List<int>{SOCK_DGRAM},
- List<int>{0,
- SOCK_NONBLOCK})),
- ApplyVec<SocketKind>(IPv4TCPUnboundSocket,
- AllBitwiseCombinations(List<int>{SOCK_STREAM},
- List<int>{0,
- SOCK_NONBLOCK})),
- ApplyVec<SocketKind>(IPv6TCPUnboundSocket,
- AllBitwiseCombinations(List<int>{SOCK_STREAM},
- List<int>{
- 0, SOCK_NONBLOCK}))))));
-
-} // namespace testing
-} // namespace gvisor