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Diffstat (limited to 'test/syscalls/linux/accept_bind.cc')
| -rw-r--r-- | test/syscalls/linux/accept_bind.cc | 586 |
1 files changed, 0 insertions, 586 deletions
diff --git a/test/syscalls/linux/accept_bind.cc b/test/syscalls/linux/accept_bind.cc deleted file mode 100644 index 1122ea240..000000000 --- a/test/syscalls/linux/accept_bind.cc +++ /dev/null @@ -1,586 +0,0 @@ -// Copyright 2018 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 <stdio.h> -#include <sys/un.h> -#include <algorithm> -#include <vector> -#include "gtest/gtest.h" -#include "gtest/gtest.h" -#include "test/syscalls/linux/socket_test_util.h" -#include "test/syscalls/linux/unix_domain_socket_test_util.h" -#include "test/util/file_descriptor.h" -#include "test/util/test_util.h" - -namespace gvisor { -namespace testing { - -namespace { - -TEST_P(AllSocketPairTest, Listen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), /* backlog = */ 5), - SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, ListenIncreaseBacklog) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), /* backlog = */ 5), - SyscallSucceeds()); - ASSERT_THAT(listen(sockets->first_fd(), /* backlog = */ 10), - SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, ListenDecreaseBacklog) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), /* backlog = */ 5), - SyscallSucceeds()); - ASSERT_THAT(listen(sockets->first_fd(), /* backlog = */ 1), - SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, ListenWithoutBind) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - ASSERT_THAT(listen(sockets->first_fd(), 0), SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, DoubleBind) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, BindListenBind) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, DoubleListen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, DoubleConnect) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallFailsWithErrno(EISCONN)); -} - -TEST_P(AllSocketPairTest, Connect) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, ConnectToFilePath) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - struct sockaddr_un addr = {}; - addr.sun_family = AF_UNIX; - constexpr char kPath[] = "/tmp"; - memcpy(addr.sun_path, kPath, sizeof(kPath)); - - ASSERT_THAT( - connect(sockets->second_fd(), - reinterpret_cast<const struct sockaddr*>(&addr), sizeof(addr)), - SyscallFailsWithErrno(ECONNREFUSED)); -} - -TEST_P(AllSocketPairTest, ConnectToInvalidAbstractPath) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - struct sockaddr_un addr = {}; - addr.sun_family = AF_UNIX; - constexpr char kPath[] = "\0nonexistent"; - memcpy(addr.sun_path, kPath, sizeof(kPath)); - - ASSERT_THAT( - connect(sockets->second_fd(), - reinterpret_cast<const struct sockaddr*>(&addr), sizeof(addr)), - SyscallFailsWithErrno(ECONNREFUSED)); -} - -TEST_P(AllSocketPairTest, SelfConnect) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, ConnectWithoutListen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallFailsWithErrno(ECONNREFUSED)); -} - -TEST_P(AllSocketPairTest, Accept) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - int accepted = -1; - ASSERT_THAT(accepted = accept(sockets->first_fd(), nullptr, nullptr), - SyscallSucceeds()); - ASSERT_THAT(close(accepted), SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, AcceptValidAddrLen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - int accepted = -1; - struct sockaddr_un addr = {}; - socklen_t addr_len = sizeof(addr); - ASSERT_THAT( - accepted = accept(sockets->first_fd(), - reinterpret_cast<struct sockaddr*>(&addr), &addr_len), - SyscallSucceeds()); - ASSERT_THAT(close(accepted), SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, AcceptNegativeAddrLen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - // With a negative addr_len, accept returns EINVAL, - struct sockaddr_un addr = {}; - socklen_t addr_len = -1; - ASSERT_THAT(accept(sockets->first_fd(), - reinterpret_cast<struct sockaddr*>(&addr), &addr_len), - SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, AcceptLargePositiveAddrLen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - // With a large (positive) addr_len, accept does not return EINVAL. - int accepted = -1; - char addr_buf[200]; - socklen_t addr_len = sizeof(addr_buf); - ASSERT_THAT(accepted = accept(sockets->first_fd(), - reinterpret_cast<struct sockaddr*>(addr_buf), - &addr_len), - SyscallSucceeds()); - // addr_len should have been updated by accept(). - EXPECT_LT(addr_len, sizeof(addr_buf)); - ASSERT_THAT(close(accepted), SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, AcceptVeryLargePositiveAddrLen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - // With a large (positive) addr_len, accept does not return EINVAL. - int accepted = -1; - char addr_buf[2000]; - socklen_t addr_len = sizeof(addr_buf); - ASSERT_THAT(accepted = accept(sockets->first_fd(), - reinterpret_cast<struct sockaddr*>(addr_buf), - &addr_len), - SyscallSucceeds()); - // addr_len should have been updated by accept(). - EXPECT_LT(addr_len, sizeof(addr_buf)); - ASSERT_THAT(close(accepted), SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, AcceptWithoutBind) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(accept(sockets->first_fd(), nullptr, nullptr), - SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, AcceptWithoutListen) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - ASSERT_THAT(accept(sockets->first_fd(), nullptr, nullptr), - SyscallFailsWithErrno(EINVAL)); -} - -TEST_P(AllSocketPairTest, GetRemoteAddress) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - socklen_t addr_len = sockets->first_addr_size(); - struct sockaddr_storage addr = {}; - ASSERT_THAT( - getpeername(sockets->second_fd(), (struct sockaddr*)(&addr), &addr_len), - SyscallSucceeds()); - EXPECT_EQ(addr_len, sockets->first_addr_len()); - EXPECT_EQ(0, memcmp(&addr, sockets->first_addr(), sockets->first_addr_len())); -} - -TEST_P(AllSocketPairTest, UnboundGetLocalAddress) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - socklen_t addr_len = sockets->first_addr_size(); - struct sockaddr_storage addr = {}; - ASSERT_THAT( - getsockname(sockets->second_fd(), (struct sockaddr*)(&addr), &addr_len), - SyscallSucceeds()); - EXPECT_EQ(addr_len, 2); - EXPECT_EQ( - memcmp(&addr, sockets->second_addr(), - std::min((size_t)addr_len, (size_t)sockets->second_addr_len())), - 0); -} - -TEST_P(AllSocketPairTest, BoundGetLocalAddress) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(bind(sockets->second_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - socklen_t addr_len = sockets->first_addr_size(); - struct sockaddr_storage addr = {}; - ASSERT_THAT( - getsockname(sockets->second_fd(), (struct sockaddr*)(&addr), &addr_len), - SyscallSucceeds()); - EXPECT_EQ(addr_len, sockets->second_addr_len()); - EXPECT_EQ( - memcmp(&addr, sockets->second_addr(), - std::min((size_t)addr_len, (size_t)sockets->second_addr_len())), - 0); -} - -TEST_P(AllSocketPairTest, BoundConnector) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(bind(sockets->second_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); -} - -TEST_P(AllSocketPairTest, UnboundSenderAddr) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - int accepted = -1; - ASSERT_THAT(accepted = accept(sockets->first_fd(), nullptr, nullptr), - SyscallSucceeds()); - FileDescriptor accepted_fd(accepted); - - int i = 0; - ASSERT_THAT(RetryEINTR(send)(sockets->second_fd(), &i, sizeof(i), 0), - SyscallSucceedsWithValue(sizeof(i))); - - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - ASSERT_THAT( - RetryEINTR(recvfrom)(accepted_fd.get(), &i, sizeof(i), 0, - reinterpret_cast<sockaddr*>(&addr), &addr_len), - SyscallSucceedsWithValue(sizeof(i))); - EXPECT_EQ(addr_len, 0); -} - -TEST_P(AllSocketPairTest, BoundSenderAddr) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(bind(sockets->second_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - int accepted = -1; - ASSERT_THAT(accepted = accept(sockets->first_fd(), nullptr, nullptr), - SyscallSucceeds()); - FileDescriptor accepted_fd(accepted); - - int i = 0; - ASSERT_THAT(RetryEINTR(send)(sockets->second_fd(), &i, sizeof(i), 0), - SyscallSucceedsWithValue(sizeof(i))); - - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - ASSERT_THAT( - RetryEINTR(recvfrom)(accepted_fd.get(), &i, sizeof(i), 0, - reinterpret_cast<sockaddr*>(&addr), &addr_len), - SyscallSucceedsWithValue(sizeof(i))); - EXPECT_EQ(addr_len, sockets->second_addr_len()); - EXPECT_EQ( - memcmp(&addr, sockets->second_addr(), - std::min((size_t)addr_len, (size_t)sockets->second_addr_len())), - 0); -} - -TEST_P(AllSocketPairTest, BindAfterConnectSenderAddr) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(bind(sockets->second_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallSucceeds()); - - int accepted = -1; - ASSERT_THAT(accepted = accept(sockets->first_fd(), nullptr, nullptr), - SyscallSucceeds()); - FileDescriptor accepted_fd(accepted); - - int i = 0; - ASSERT_THAT(RetryEINTR(send)(sockets->second_fd(), &i, sizeof(i), 0), - SyscallSucceedsWithValue(sizeof(i))); - - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - ASSERT_THAT( - RetryEINTR(recvfrom)(accepted_fd.get(), &i, sizeof(i), 0, - reinterpret_cast<sockaddr*>(&addr), &addr_len), - SyscallSucceedsWithValue(sizeof(i))); - EXPECT_EQ(addr_len, sockets->second_addr_len()); - EXPECT_EQ( - memcmp(&addr, sockets->second_addr(), - std::min((size_t)addr_len, (size_t)sockets->second_addr_len())), - 0); -} - -TEST_P(AllSocketPairTest, BindAfterAcceptSenderAddr) { - auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair()); - - ASSERT_THAT(bind(sockets->first_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - ASSERT_THAT(listen(sockets->first_fd(), 5), SyscallSucceeds()); - - ASSERT_THAT(connect(sockets->second_fd(), sockets->first_addr(), - sockets->first_addr_size()), - SyscallSucceeds()); - - int accepted = -1; - ASSERT_THAT(accepted = accept(sockets->first_fd(), nullptr, nullptr), - SyscallSucceeds()); - FileDescriptor accepted_fd(accepted); - - ASSERT_THAT(bind(sockets->second_fd(), sockets->second_addr(), - sockets->second_addr_size()), - SyscallSucceeds()); - - int i = 0; - ASSERT_THAT(RetryEINTR(send)(sockets->second_fd(), &i, sizeof(i), 0), - SyscallSucceedsWithValue(sizeof(i))); - - struct sockaddr_storage addr; - socklen_t addr_len = sizeof(addr); - ASSERT_THAT( - RetryEINTR(recvfrom)(accepted_fd.get(), &i, sizeof(i), 0, - reinterpret_cast<sockaddr*>(&addr), &addr_len), - SyscallSucceedsWithValue(sizeof(i))); - EXPECT_EQ(addr_len, sockets->second_addr_len()); - EXPECT_EQ( - memcmp(&addr, sockets->second_addr(), - std::min((size_t)addr_len, (size_t)sockets->second_addr_len())), - 0); -} - -INSTANTIATE_TEST_SUITE_P( - AllUnixDomainSockets, AllSocketPairTest, - ::testing::ValuesIn(VecCat<SocketPairKind>( - ApplyVec<SocketPairKind>( - FilesystemUnboundUnixDomainSocketPair, - AllBitwiseCombinations(List<int>{SOCK_STREAM, SOCK_SEQPACKET}, - List<int>{0, SOCK_NONBLOCK})), - ApplyVec<SocketPairKind>( - AbstractUnboundUnixDomainSocketPair, - AllBitwiseCombinations(List<int>{SOCK_STREAM, SOCK_SEQPACKET}, - List<int>{0, SOCK_NONBLOCK}))))); - -} // namespace - -} // namespace testing -} // namespace gvisor |