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-rw-r--r--test/syscalls/linux/socket_unix.cc259
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diff --git a/test/syscalls/linux/socket_unix.cc b/test/syscalls/linux/socket_unix.cc
deleted file mode 100644
index 875f0391f..000000000
--- a/test/syscalls/linux/socket_unix.cc
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@@ -1,259 +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 "test/syscalls/linux/socket_unix.h"
-
-#include <errno.h>
-#include <net/if.h>
-#include <stdio.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <sys/un.h>
-
-#include <vector>
-
-#include "gtest/gtest.h"
-#include "gtest/gtest.h"
-#include "absl/strings/string_view.h"
-#include "test/syscalls/linux/socket_test_util.h"
-#include "test/syscalls/linux/unix_domain_socket_test_util.h"
-#include "test/util/test_util.h"
-#include "test/util/thread_util.h"
-
-// This file contains tests specific to Unix domain sockets. It does not contain
-// tests for UDS control messages. Those belong in socket_unix_cmsg.cc.
-//
-// This file is a generic socket test file. It must be built with another file
-// that provides the test types.
-
-namespace gvisor {
-namespace testing {
-
-namespace {
-
-TEST_P(UnixSocketPairTest, InvalidGetSockOpt) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
- int opt;
- socklen_t optlen = sizeof(opt);
- EXPECT_THAT(getsockopt(sockets->first_fd(), SOL_SOCKET, -1, &opt, &optlen),
- SyscallFailsWithErrno(ENOPROTOOPT));
-}
-
-TEST_P(UnixSocketPairTest, BindToBadName) {
- auto pair =
- ASSERT_NO_ERRNO_AND_VALUE(UnixDomainSocketPair(SOCK_SEQPACKET).Create());
-
- constexpr char kBadName[] = "/some/path/that/does/not/exist";
- sockaddr_un sockaddr;
- sockaddr.sun_family = AF_LOCAL;
- memcpy(sockaddr.sun_path, kBadName, sizeof(kBadName));
-
- EXPECT_THAT(
- bind(pair->first_fd(), reinterpret_cast<struct sockaddr*>(&sockaddr),
- sizeof(sockaddr)),
- SyscallFailsWithErrno(ENOENT));
-}
-
-TEST_P(UnixSocketPairTest, RecvmmsgTimeoutAfterRecv) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
- char sent_data[10];
- RandomizeBuffer(sent_data, sizeof(sent_data));
-
- char received_data[sizeof(sent_data) * 2];
- std::vector<struct mmsghdr> msgs(2);
- std::vector<struct iovec> iovs(msgs.size());
- const int chunk_size = sizeof(received_data) / msgs.size();
- for (size_t i = 0; i < msgs.size(); i++) {
- iovs[i].iov_len = chunk_size;
- iovs[i].iov_base = &received_data[i * chunk_size];
- msgs[i].msg_hdr.msg_iov = &iovs[i];
- msgs[i].msg_hdr.msg_iovlen = 1;
- }
-
- ASSERT_THAT(WriteFd(sockets->first_fd(), sent_data, sizeof(sent_data)),
- SyscallSucceedsWithValue(sizeof(sent_data)));
-
- struct timespec timeout = {0, 1};
- ASSERT_THAT(RetryEINTR(recvmmsg)(sockets->second_fd(), &msgs[0], msgs.size(),
- 0, &timeout),
- SyscallSucceedsWithValue(1));
-
- EXPECT_EQ(0, memcmp(sent_data, received_data, sizeof(sent_data)));
-
- EXPECT_EQ(chunk_size, msgs[0].msg_len);
-}
-
-TEST_P(UnixSocketPairTest, TIOCINQSucceeds) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- if (IsRunningOnGvisor()) {
- // TODO(gvisor.dev/issue/273): Inherited host UDS don't support TIOCINQ.
- // Skip the test.
- int size = -1;
- int ret = ioctl(sockets->first_fd(), TIOCINQ, &size);
- SKIP_IF(ret == -1 && errno == ENOTTY);
- }
-
- int size = -1;
- EXPECT_THAT(ioctl(sockets->first_fd(), TIOCINQ, &size), SyscallSucceeds());
- EXPECT_EQ(size, 0);
-
- const char some_data[] = "dangerzone";
- ASSERT_THAT(
- RetryEINTR(send)(sockets->second_fd(), &some_data, sizeof(some_data), 0),
- SyscallSucceeds());
- EXPECT_THAT(ioctl(sockets->first_fd(), TIOCINQ, &size), SyscallSucceeds());
- EXPECT_EQ(size, sizeof(some_data));
-
- // Linux only reports the first message's size, which is wrong. We test for
- // the behavior described in the man page.
- SKIP_IF(!IsRunningOnGvisor());
-
- ASSERT_THAT(
- RetryEINTR(send)(sockets->second_fd(), &some_data, sizeof(some_data), 0),
- SyscallSucceeds());
- EXPECT_THAT(ioctl(sockets->first_fd(), TIOCINQ, &size), SyscallSucceeds());
- EXPECT_EQ(size, sizeof(some_data) * 2);
-}
-
-TEST_P(UnixSocketPairTest, TIOCOUTQSucceeds) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- if (IsRunningOnGvisor()) {
- // TODO(gvisor.dev/issue/273): Inherited host UDS don't support TIOCOUTQ.
- // Skip the test.
- int size = -1;
- int ret = ioctl(sockets->second_fd(), TIOCOUTQ, &size);
- SKIP_IF(ret == -1 && errno == ENOTTY);
- }
-
- int size = -1;
- EXPECT_THAT(ioctl(sockets->second_fd(), TIOCOUTQ, &size), SyscallSucceeds());
- EXPECT_EQ(size, 0);
-
- // Linux reports bogus numbers which are related to its internal allocations.
- // We test for the behavior described in the man page.
- SKIP_IF(!IsRunningOnGvisor());
-
- const char some_data[] = "dangerzone";
- ASSERT_THAT(
- RetryEINTR(send)(sockets->second_fd(), &some_data, sizeof(some_data), 0),
- SyscallSucceeds());
- EXPECT_THAT(ioctl(sockets->second_fd(), TIOCOUTQ, &size), SyscallSucceeds());
- EXPECT_EQ(size, sizeof(some_data));
-
- ASSERT_THAT(
- RetryEINTR(send)(sockets->second_fd(), &some_data, sizeof(some_data), 0),
- SyscallSucceeds());
- EXPECT_THAT(ioctl(sockets->second_fd(), TIOCOUTQ, &size), SyscallSucceeds());
- EXPECT_EQ(size, sizeof(some_data) * 2);
-}
-
-TEST_P(UnixSocketPairTest, NetdeviceIoctlsSucceed) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- // Prepare the request.
- struct ifreq ifr;
- snprintf(ifr.ifr_name, IFNAMSIZ, "lo");
-
- // Check that the ioctl either succeeds or fails with ENODEV.
- int err = ioctl(sockets->first_fd(), SIOCGIFINDEX, &ifr);
- if (err < 0) {
- ASSERT_EQ(errno, ENODEV);
- }
-}
-
-TEST_P(UnixSocketPairTest, Shutdown) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- const std::string data = "abc";
- ASSERT_THAT(WriteFd(sockets->first_fd(), data.c_str(), data.size()),
- SyscallSucceedsWithValue(data.size()));
-
- ASSERT_THAT(shutdown(sockets->first_fd(), SHUT_RDWR), SyscallSucceeds());
- ASSERT_THAT(shutdown(sockets->second_fd(), SHUT_RDWR), SyscallSucceeds());
-
- // Shutting down a socket does not clear the buffer.
- char buf[3];
- ASSERT_THAT(ReadFd(sockets->second_fd(), buf, data.size()),
- SyscallSucceedsWithValue(data.size()));
- EXPECT_EQ(data, absl::string_view(buf, data.size()));
-}
-
-TEST_P(UnixSocketPairTest, ShutdownRead) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- ASSERT_THAT(shutdown(sockets->first_fd(), SHUT_RD), SyscallSucceeds());
-
- // When the socket is shutdown for read, read behavior varies between
- // different socket types. This is covered by the various ReadOneSideClosed
- // test cases.
-
- // ... and the peer cannot write.
- const std::string data = "abc";
- EXPECT_THAT(WriteFd(sockets->second_fd(), data.c_str(), data.size()),
- SyscallFailsWithErrno(EPIPE));
-
- // ... but the socket can still write.
- ASSERT_THAT(WriteFd(sockets->first_fd(), data.c_str(), data.size()),
- SyscallSucceedsWithValue(data.size()));
-
- // ... and the peer can still read.
- char buf[3];
- EXPECT_THAT(ReadFd(sockets->second_fd(), buf, data.size()),
- SyscallSucceedsWithValue(data.size()));
- EXPECT_EQ(data, absl::string_view(buf, data.size()));
-}
-
-TEST_P(UnixSocketPairTest, ShutdownWrite) {
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- ASSERT_THAT(shutdown(sockets->first_fd(), SHUT_WR), SyscallSucceeds());
-
- // When the socket is shutdown for write, it cannot write.
- const std::string data = "abc";
- EXPECT_THAT(WriteFd(sockets->first_fd(), data.c_str(), data.size()),
- SyscallFailsWithErrno(EPIPE));
-
- // ... and the peer read behavior varies between different socket types. This
- // is covered by the various ReadOneSideClosed test cases.
-
- // ... but the peer can still write.
- char buf[3];
- ASSERT_THAT(WriteFd(sockets->second_fd(), data.c_str(), data.size()),
- SyscallSucceedsWithValue(data.size()));
-
- // ... and the socket can still read.
- EXPECT_THAT(ReadFd(sockets->first_fd(), buf, data.size()),
- SyscallSucceedsWithValue(data.size()));
- EXPECT_EQ(data, absl::string_view(buf, data.size()));
-}
-
-TEST_P(UnixSocketPairTest, SocketReopenFromProcfs) {
- // TODO(b/122310852): We should be returning ENXIO and NOT EIO.
- SKIP_IF(IsRunningOnGvisor());
- auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
-
- // Opening a socket pair via /proc/self/fd/X is a ENXIO.
- for (const int fd : {sockets->first_fd(), sockets->second_fd()}) {
- ASSERT_THAT(Open(absl::StrCat("/proc/self/fd/", fd), O_WRONLY),
- PosixErrorIs(ENXIO, ::testing::_));
- }
-}
-
-} // namespace
-
-} // namespace testing
-} // namespace gvisor
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