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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/process_singleton.h" | 5 #include "chrome/browser/process_singleton.h" |
6 | 6 |
7 #include <fcntl.h> | 7 #include <fcntl.h> |
8 #include <limits.h> | 8 #include <limits.h> |
9 #include <signal.h> | 9 #include <signal.h> |
10 #include <stddef.h> | 10 #include <stddef.h> |
11 #include <sys/types.h> | 11 #include <sys/types.h> |
12 #include <sys/un.h> | 12 #include <sys/un.h> |
13 #include <sys/wait.h> | 13 #include <sys/wait.h> |
14 #include <unistd.h> | 14 #include <unistd.h> |
15 | 15 |
16 #include <memory> | 16 #include <memory> |
17 #include <string> | 17 #include <string> |
18 #include <vector> | 18 #include <vector> |
19 | 19 |
20 #include "base/bind.h" | 20 #include "base/bind.h" |
21 #include "base/command_line.h" | 21 #include "base/command_line.h" |
22 #include "base/files/file_path.h" | 22 #include "base/files/file_path.h" |
23 #include "base/files/file_util.h" | 23 #include "base/files/file_util.h" |
24 #include "base/files/scoped_temp_dir.h" | 24 #include "base/files/scoped_temp_dir.h" |
25 #include "base/location.h" | 25 #include "base/location.h" |
26 #include "base/posix/eintr_wrapper.h" | 26 #include "base/posix/eintr_wrapper.h" |
27 #include "base/single_thread_task_runner.h" | 27 #include "base/single_thread_task_runner.h" |
28 #include "base/strings/stringprintf.h" | 28 #include "base/strings/stringprintf.h" |
29 #include "base/synchronization/waitable_event.h" | 29 #include "base/synchronization/waitable_event.h" |
| 30 #include "base/test/histogram_tester.h" |
30 #include "base/test/test_timeouts.h" | 31 #include "base/test/test_timeouts.h" |
31 #include "base/test/thread_test_helper.h" | 32 #include "base/test/thread_test_helper.h" |
32 #include "base/threading/thread.h" | 33 #include "base/threading/thread.h" |
33 #include "build/build_config.h" | 34 #include "build/build_config.h" |
34 #include "chrome/common/chrome_constants.h" | 35 #include "chrome/common/chrome_constants.h" |
35 #include "content/public/browser/browser_thread.h" | 36 #include "content/public/browser/browser_thread.h" |
36 #include "content/public/test/test_browser_thread_bundle.h" | 37 #include "content/public/test/test_browser_thread_bundle.h" |
37 #include "net/base/network_interfaces.h" | 38 #include "net/base/network_interfaces.h" |
38 #include "testing/gtest/include/gtest/gtest.h" | 39 #include "testing/gtest/include/gtest/gtest.h" |
39 | 40 |
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279 // TODO(james.su@gmail.com): port following tests to Windows. | 280 // TODO(james.su@gmail.com): port following tests to Windows. |
280 // Test success case of NotifyOtherProcess(). | 281 // Test success case of NotifyOtherProcess(). |
281 TEST_F(ProcessSingletonPosixTest, NotifyOtherProcessSuccess) { | 282 TEST_F(ProcessSingletonPosixTest, NotifyOtherProcessSuccess) { |
282 CreateProcessSingletonOnThread(); | 283 CreateProcessSingletonOnThread(); |
283 EXPECT_EQ(ProcessSingleton::PROCESS_NOTIFIED, NotifyOtherProcess(true)); | 284 EXPECT_EQ(ProcessSingleton::PROCESS_NOTIFIED, NotifyOtherProcess(true)); |
284 CheckNotified(); | 285 CheckNotified(); |
285 } | 286 } |
286 | 287 |
287 // Test failure case of NotifyOtherProcess(). | 288 // Test failure case of NotifyOtherProcess(). |
288 TEST_F(ProcessSingletonPosixTest, NotifyOtherProcessFailure) { | 289 TEST_F(ProcessSingletonPosixTest, NotifyOtherProcessFailure) { |
| 290 base::HistogramTester histogram_tester; |
289 CreateProcessSingletonOnThread(); | 291 CreateProcessSingletonOnThread(); |
290 | 292 |
291 BlockWorkerThread(); | 293 BlockWorkerThread(); |
292 EXPECT_EQ(ProcessSingleton::PROCESS_NONE, NotifyOtherProcess(true)); | 294 EXPECT_EQ(ProcessSingleton::PROCESS_NONE, NotifyOtherProcess(true)); |
293 ASSERT_EQ(1, kill_callbacks_); | 295 ASSERT_EQ(1, kill_callbacks_); |
294 UnblockWorkerThread(); | 296 UnblockWorkerThread(); |
| 297 histogram_tester.ExpectUniqueSample( |
| 298 "Chrome.ProcessSingleton.RemoteHungProcessTerminateReason", |
| 299 ProcessSingleton::SOCKET_READ_FAILED, 1u); |
295 } | 300 } |
296 | 301 |
297 // Test that we don't kill ourselves by accident if a lockfile with the same pid | 302 // Test that we don't kill ourselves by accident if a lockfile with the same pid |
298 // happens to exist. | 303 // happens to exist. |
299 TEST_F(ProcessSingletonPosixTest, NotifyOtherProcessNoSuicide) { | 304 TEST_F(ProcessSingletonPosixTest, NotifyOtherProcessNoSuicide) { |
300 CreateProcessSingletonOnThread(); | 305 CreateProcessSingletonOnThread(); |
301 // Replace lockfile with one containing our own pid. | 306 // Replace lockfile with one containing our own pid. |
302 EXPECT_EQ(0, unlink(lock_path_.value().c_str())); | 307 EXPECT_EQ(0, unlink(lock_path_.value().c_str())); |
303 std::string symlink_content = base::StringPrintf( | 308 std::string symlink_content = base::StringPrintf( |
304 "%s%c%u", | 309 "%s%c%u", |
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444 // Test that if there is an existing lock file, and it's not locked, we replace | 449 // Test that if there is an existing lock file, and it's not locked, we replace |
445 // it. | 450 // it. |
446 TEST_F(ProcessSingletonPosixTest, CreateReplacesOldMacLock) { | 451 TEST_F(ProcessSingletonPosixTest, CreateReplacesOldMacLock) { |
447 std::unique_ptr<TestableProcessSingleton> process_singleton( | 452 std::unique_ptr<TestableProcessSingleton> process_singleton( |
448 CreateProcessSingleton()); | 453 CreateProcessSingleton()); |
449 EXPECT_EQ(0, base::WriteFile(lock_path_, "", 0)); | 454 EXPECT_EQ(0, base::WriteFile(lock_path_, "", 0)); |
450 EXPECT_TRUE(process_singleton->Create()); | 455 EXPECT_TRUE(process_singleton->Create()); |
451 VerifyFiles(); | 456 VerifyFiles(); |
452 } | 457 } |
453 #endif // defined(OS_MACOSX) | 458 #endif // defined(OS_MACOSX) |
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