henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2004--2011, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #include <signal.h> |
| 29 | #include <stdarg.h> |
| 30 | |
| 31 | #include "talk/base/gunit.h" |
| 32 | #include "talk/base/logging.h" |
| 33 | #include "talk/base/physicalsocketserver.h" |
| 34 | #include "talk/base/scoped_ptr.h" |
| 35 | #include "talk/base/socket_unittest.h" |
fischman@webrtc.org | aa06b85 | 2014-04-29 18:37:29 +0000 | [diff] [blame] | 36 | #include "talk/base/testutils.h" |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 37 | #include "talk/base/thread.h" |
| 38 | |
| 39 | namespace talk_base { |
| 40 | |
| 41 | class PhysicalSocketTest : public SocketTest { |
| 42 | }; |
| 43 | |
| 44 | TEST_F(PhysicalSocketTest, TestConnectIPv4) { |
| 45 | SocketTest::TestConnectIPv4(); |
| 46 | } |
| 47 | |
| 48 | TEST_F(PhysicalSocketTest, TestConnectIPv6) { |
| 49 | SocketTest::TestConnectIPv6(); |
| 50 | } |
| 51 | |
| 52 | TEST_F(PhysicalSocketTest, TestConnectWithDnsLookupIPv4) { |
| 53 | SocketTest::TestConnectWithDnsLookupIPv4(); |
| 54 | } |
| 55 | |
| 56 | TEST_F(PhysicalSocketTest, TestConnectWithDnsLookupIPv6) { |
| 57 | SocketTest::TestConnectWithDnsLookupIPv6(); |
| 58 | } |
| 59 | |
| 60 | TEST_F(PhysicalSocketTest, TestConnectFailIPv4) { |
| 61 | SocketTest::TestConnectFailIPv4(); |
| 62 | } |
| 63 | |
| 64 | TEST_F(PhysicalSocketTest, TestConnectFailIPv6) { |
| 65 | SocketTest::TestConnectFailIPv6(); |
| 66 | } |
| 67 | |
| 68 | TEST_F(PhysicalSocketTest, TestConnectWithDnsLookupFailIPv4) { |
| 69 | SocketTest::TestConnectWithDnsLookupFailIPv4(); |
| 70 | } |
| 71 | |
| 72 | |
| 73 | TEST_F(PhysicalSocketTest, TestConnectWithDnsLookupFailIPv6) { |
| 74 | SocketTest::TestConnectWithDnsLookupFailIPv6(); |
| 75 | } |
| 76 | |
| 77 | |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 78 | TEST_F(PhysicalSocketTest, TestConnectWithClosedSocketIPv4) { |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 79 | SocketTest::TestConnectWithClosedSocketIPv4(); |
| 80 | } |
| 81 | |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 82 | TEST_F(PhysicalSocketTest, TestConnectWithClosedSocketIPv6) { |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 83 | SocketTest::TestConnectWithClosedSocketIPv6(); |
| 84 | } |
| 85 | |
| 86 | TEST_F(PhysicalSocketTest, TestConnectWhileNotClosedIPv4) { |
| 87 | SocketTest::TestConnectWhileNotClosedIPv4(); |
| 88 | } |
| 89 | |
| 90 | TEST_F(PhysicalSocketTest, TestConnectWhileNotClosedIPv6) { |
| 91 | SocketTest::TestConnectWhileNotClosedIPv6(); |
| 92 | } |
| 93 | |
| 94 | TEST_F(PhysicalSocketTest, TestServerCloseDuringConnectIPv4) { |
| 95 | SocketTest::TestServerCloseDuringConnectIPv4(); |
| 96 | } |
| 97 | |
| 98 | TEST_F(PhysicalSocketTest, TestServerCloseDuringConnectIPv6) { |
| 99 | SocketTest::TestServerCloseDuringConnectIPv6(); |
| 100 | } |
| 101 | |
| 102 | TEST_F(PhysicalSocketTest, TestClientCloseDuringConnectIPv4) { |
| 103 | SocketTest::TestClientCloseDuringConnectIPv4(); |
| 104 | } |
| 105 | |
| 106 | TEST_F(PhysicalSocketTest, TestClientCloseDuringConnectIPv6) { |
| 107 | SocketTest::TestClientCloseDuringConnectIPv6(); |
| 108 | } |
| 109 | |
| 110 | TEST_F(PhysicalSocketTest, TestServerCloseIPv4) { |
| 111 | SocketTest::TestServerCloseIPv4(); |
| 112 | } |
| 113 | |
| 114 | TEST_F(PhysicalSocketTest, TestServerCloseIPv6) { |
| 115 | SocketTest::TestServerCloseIPv6(); |
| 116 | } |
| 117 | |
| 118 | TEST_F(PhysicalSocketTest, TestCloseInClosedCallbackIPv4) { |
| 119 | SocketTest::TestCloseInClosedCallbackIPv4(); |
| 120 | } |
| 121 | |
| 122 | TEST_F(PhysicalSocketTest, TestCloseInClosedCallbackIPv6) { |
| 123 | SocketTest::TestCloseInClosedCallbackIPv6(); |
| 124 | } |
| 125 | |
| 126 | TEST_F(PhysicalSocketTest, TestSocketServerWaitIPv4) { |
| 127 | SocketTest::TestSocketServerWaitIPv4(); |
| 128 | } |
| 129 | |
| 130 | TEST_F(PhysicalSocketTest, TestSocketServerWaitIPv6) { |
| 131 | SocketTest::TestSocketServerWaitIPv6(); |
| 132 | } |
| 133 | |
| 134 | TEST_F(PhysicalSocketTest, TestTcpIPv4) { |
| 135 | SocketTest::TestTcpIPv4(); |
| 136 | } |
| 137 | |
| 138 | TEST_F(PhysicalSocketTest, TestTcpIPv6) { |
| 139 | SocketTest::TestTcpIPv6(); |
| 140 | } |
| 141 | |
| 142 | TEST_F(PhysicalSocketTest, TestUdpIPv4) { |
| 143 | SocketTest::TestUdpIPv4(); |
| 144 | } |
| 145 | |
| 146 | TEST_F(PhysicalSocketTest, TestUdpIPv6) { |
| 147 | SocketTest::TestUdpIPv6(); |
| 148 | } |
| 149 | |
| 150 | TEST_F(PhysicalSocketTest, TestUdpReadyToSendIPv4) { |
| 151 | SocketTest::TestUdpReadyToSendIPv4(); |
| 152 | } |
| 153 | |
| 154 | TEST_F(PhysicalSocketTest, TestUdpReadyToSendIPv6) { |
| 155 | SocketTest::TestUdpReadyToSendIPv6(); |
| 156 | } |
| 157 | |
| 158 | TEST_F(PhysicalSocketTest, TestGetSetOptionsIPv4) { |
| 159 | SocketTest::TestGetSetOptionsIPv4(); |
| 160 | } |
| 161 | |
| 162 | TEST_F(PhysicalSocketTest, TestGetSetOptionsIPv6) { |
| 163 | SocketTest::TestGetSetOptionsIPv6(); |
| 164 | } |
| 165 | |
| 166 | #ifdef POSIX |
| 167 | |
| 168 | class PosixSignalDeliveryTest : public testing::Test { |
| 169 | public: |
| 170 | static void RecordSignal(int signum) { |
| 171 | signals_received_.push_back(signum); |
| 172 | signaled_thread_ = Thread::Current(); |
| 173 | } |
| 174 | |
| 175 | protected: |
| 176 | void SetUp() { |
| 177 | ss_.reset(new PhysicalSocketServer()); |
| 178 | } |
| 179 | |
| 180 | void TearDown() { |
| 181 | ss_.reset(NULL); |
| 182 | signals_received_.clear(); |
| 183 | signaled_thread_ = NULL; |
| 184 | } |
| 185 | |
| 186 | bool ExpectSignal(int signum) { |
| 187 | if (signals_received_.empty()) { |
| 188 | LOG(LS_ERROR) << "ExpectSignal(): No signal received"; |
| 189 | return false; |
| 190 | } |
| 191 | if (signals_received_[0] != signum) { |
| 192 | LOG(LS_ERROR) << "ExpectSignal(): Received signal " << |
| 193 | signals_received_[0] << ", expected " << signum; |
| 194 | return false; |
| 195 | } |
| 196 | signals_received_.erase(signals_received_.begin()); |
| 197 | return true; |
| 198 | } |
| 199 | |
| 200 | bool ExpectNone() { |
| 201 | bool ret = signals_received_.empty(); |
| 202 | if (!ret) { |
| 203 | LOG(LS_ERROR) << "ExpectNone(): Received signal " << signals_received_[0] |
| 204 | << ", expected none"; |
| 205 | } |
| 206 | return ret; |
| 207 | } |
| 208 | |
| 209 | static std::vector<int> signals_received_; |
| 210 | static Thread *signaled_thread_; |
| 211 | |
| 212 | scoped_ptr<PhysicalSocketServer> ss_; |
| 213 | }; |
| 214 | |
| 215 | std::vector<int> PosixSignalDeliveryTest::signals_received_; |
| 216 | Thread *PosixSignalDeliveryTest::signaled_thread_ = NULL; |
| 217 | |
| 218 | // Test receiving a synchronous signal while not in Wait() and then entering |
| 219 | // Wait() afterwards. |
| 220 | TEST_F(PosixSignalDeliveryTest, RaiseThenWait) { |
fischman@webrtc.org | aa06b85 | 2014-04-29 18:37:29 +0000 | [diff] [blame] | 221 | ASSERT_TRUE(ss_->SetPosixSignalHandler(SIGTERM, &RecordSignal)); |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 222 | raise(SIGTERM); |
| 223 | EXPECT_TRUE(ss_->Wait(0, true)); |
| 224 | EXPECT_TRUE(ExpectSignal(SIGTERM)); |
| 225 | EXPECT_TRUE(ExpectNone()); |
| 226 | } |
| 227 | |
| 228 | // Test that we can handle getting tons of repeated signals and that we see all |
| 229 | // the different ones. |
| 230 | TEST_F(PosixSignalDeliveryTest, InsanelyManySignals) { |
| 231 | ss_->SetPosixSignalHandler(SIGTERM, &RecordSignal); |
| 232 | ss_->SetPosixSignalHandler(SIGINT, &RecordSignal); |
| 233 | for (int i = 0; i < 10000; ++i) { |
| 234 | raise(SIGTERM); |
| 235 | } |
| 236 | raise(SIGINT); |
| 237 | EXPECT_TRUE(ss_->Wait(0, true)); |
| 238 | // Order will be lowest signal numbers first. |
| 239 | EXPECT_TRUE(ExpectSignal(SIGINT)); |
| 240 | EXPECT_TRUE(ExpectSignal(SIGTERM)); |
| 241 | EXPECT_TRUE(ExpectNone()); |
| 242 | } |
| 243 | |
| 244 | // Test that a signal during a Wait() call is detected. |
| 245 | TEST_F(PosixSignalDeliveryTest, SignalDuringWait) { |
| 246 | ss_->SetPosixSignalHandler(SIGALRM, &RecordSignal); |
| 247 | alarm(1); |
| 248 | EXPECT_TRUE(ss_->Wait(1500, true)); |
| 249 | EXPECT_TRUE(ExpectSignal(SIGALRM)); |
| 250 | EXPECT_TRUE(ExpectNone()); |
| 251 | } |
| 252 | |
| 253 | class RaiseSigTermRunnable : public Runnable { |
| 254 | void Run(Thread *thread) { |
| 255 | thread->socketserver()->Wait(1000, false); |
| 256 | |
| 257 | // Allow SIGTERM. This will be the only thread with it not masked so it will |
| 258 | // be delivered to us. |
| 259 | sigset_t mask; |
| 260 | sigemptyset(&mask); |
| 261 | pthread_sigmask(SIG_SETMASK, &mask, NULL); |
| 262 | |
| 263 | // Raise it. |
| 264 | raise(SIGTERM); |
| 265 | } |
| 266 | }; |
| 267 | |
| 268 | // Test that it works no matter what thread the kernel chooses to give the |
| 269 | // signal to (since it's not guaranteed to be the one that Wait() runs on). |
| 270 | TEST_F(PosixSignalDeliveryTest, SignalOnDifferentThread) { |
| 271 | ss_->SetPosixSignalHandler(SIGTERM, &RecordSignal); |
| 272 | // Mask out SIGTERM so that it can't be delivered to this thread. |
| 273 | sigset_t mask; |
| 274 | sigemptyset(&mask); |
| 275 | sigaddset(&mask, SIGTERM); |
| 276 | EXPECT_EQ(0, pthread_sigmask(SIG_SETMASK, &mask, NULL)); |
| 277 | // Start a new thread that raises it. It will have to be delivered to that |
| 278 | // thread. Our implementation should safely handle it and dispatch |
| 279 | // RecordSignal() on this thread. |
| 280 | scoped_ptr<Thread> thread(new Thread()); |
henrike@webrtc.org | a113c08 | 2013-07-12 16:04:50 +0000 | [diff] [blame] | 281 | scoped_ptr<RaiseSigTermRunnable> runnable(new RaiseSigTermRunnable()); |
| 282 | thread->Start(runnable.get()); |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 283 | EXPECT_TRUE(ss_->Wait(1500, true)); |
| 284 | EXPECT_TRUE(ExpectSignal(SIGTERM)); |
| 285 | EXPECT_EQ(Thread::Current(), signaled_thread_); |
| 286 | EXPECT_TRUE(ExpectNone()); |
| 287 | } |
| 288 | |
| 289 | #endif |
| 290 | |
| 291 | } // namespace talk_base |