84 lines
3.2 KiB
C++
84 lines
3.2 KiB
C++
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// Copyright 2020 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <stdio.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include "gtest/gtest.h"
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#include "test/syscalls/linux/ip_socket_test_util.h"
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#include "test/syscalls/linux/socket_test_util.h"
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#include "test/util/test_util.h"
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namespace gvisor {
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namespace testing {
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// Test fixture for tests that apply to pairs of connected sockets.
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using ConnectStressTest = SocketPairTest;
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TEST_P(ConnectStressTest, Reset65kTimes) {
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for (int i = 0; i < 1 << 16; ++i) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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// Send some data to ensure that the connection gets reset and the port gets
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// released immediately. This avoids either end entering TIME-WAIT.
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char sent_data[100] = {};
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ASSERT_THAT(write(sockets->first_fd(), sent_data, sizeof(sent_data)),
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SyscallSucceedsWithValue(sizeof(sent_data)));
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}
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}
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INSTANTIATE_TEST_SUITE_P(
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AllConnectedSockets, ConnectStressTest,
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::testing::Values(IPv6UDPBidirectionalBindSocketPair(0),
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IPv4UDPBidirectionalBindSocketPair(0),
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DualStackUDPBidirectionalBindSocketPair(0),
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// Without REUSEADDR, we get port exhaustion on Linux.
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SetSockOpt(SOL_SOCKET, SO_REUSEADDR,
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&kSockOptOn)(IPv6TCPAcceptBindSocketPair(0)),
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SetSockOpt(SOL_SOCKET, SO_REUSEADDR,
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&kSockOptOn)(IPv4TCPAcceptBindSocketPair(0)),
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SetSockOpt(SOL_SOCKET, SO_REUSEADDR, &kSockOptOn)(
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DualStackTCPAcceptBindSocketPair(0))));
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// Test fixture for tests that apply to pairs of connected sockets created with
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// a persistent listener (if applicable).
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using PersistentListenerConnectStressTest = SocketPairTest;
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TEST_P(PersistentListenerConnectStressTest, 65kTimes) {
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for (int i = 0; i < 1 << 16; ++i) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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}
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}
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INSTANTIATE_TEST_SUITE_P(
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AllConnectedSockets, PersistentListenerConnectStressTest,
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::testing::Values(
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IPv6UDPBidirectionalBindSocketPair(0),
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IPv4UDPBidirectionalBindSocketPair(0),
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DualStackUDPBidirectionalBindSocketPair(0),
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// Without REUSEADDR, we get port exhaustion on Linux.
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SetSockOpt(SOL_SOCKET, SO_REUSEADDR, &kSockOptOn)(
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IPv6TCPAcceptBindPersistentListenerSocketPair(0)),
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SetSockOpt(SOL_SOCKET, SO_REUSEADDR, &kSockOptOn)(
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IPv4TCPAcceptBindPersistentListenerSocketPair(0)),
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SetSockOpt(SOL_SOCKET, SO_REUSEADDR, &kSockOptOn)(
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DualStackTCPAcceptBindPersistentListenerSocketPair(0))));
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} // namespace testing
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} // namespace gvisor
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