Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 17 | #include "src/tracing/core/tracing_service_impl.h" |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 18 | |
| 19 | #include <string.h> |
| 20 | |
| 21 | #include "gmock/gmock.h" |
| 22 | #include "gtest/gtest.h" |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 23 | #include "perfetto/base/file_utils.h" |
| 24 | #include "perfetto/base/temp_file.h" |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 25 | #include "perfetto/base/utils.h" |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 26 | #include "perfetto/tracing/core/consumer.h" |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 27 | #include "perfetto/tracing/core/data_source_config.h" |
| 28 | #include "perfetto/tracing/core/data_source_descriptor.h" |
| 29 | #include "perfetto/tracing/core/producer.h" |
| 30 | #include "perfetto/tracing/core/shared_memory.h" |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 31 | #include "perfetto/tracing/core/trace_packet.h" |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 32 | #include "perfetto/tracing/core/trace_writer.h" |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 33 | #include "src/base/test/test_task_runner.h" |
Eric Seckler | a01e28a | 2019-01-08 11:21:04 +0000 | [diff] [blame^] | 34 | #include "src/tracing/core/shared_memory_arbiter_impl.h" |
Eric Seckler | f3f524b | 2018-12-13 09:09:34 +0000 | [diff] [blame] | 35 | #include "src/tracing/core/trace_writer_impl.h" |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 36 | #include "src/tracing/test/mock_consumer.h" |
| 37 | #include "src/tracing/test/mock_producer.h" |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 38 | #include "src/tracing/test/test_shared_memory.h" |
| 39 | |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 40 | #include "perfetto/trace/test_event.pbzero.h" |
| 41 | #include "perfetto/trace/trace.pb.h" |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 42 | #include "perfetto/trace/trace_packet.pb.h" |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 43 | #include "perfetto/trace/trace_packet.pbzero.h" |
| 44 | |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 45 | using ::testing::_; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 46 | using ::testing::Contains; |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 47 | using ::testing::ElementsAreArray; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 48 | using ::testing::Eq; |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 49 | using ::testing::InSequence; |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 50 | using ::testing::Invoke; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 51 | using ::testing::InvokeWithoutArgs; |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 52 | using ::testing::Mock; |
Eric Seckler | dd0ad10 | 2018-12-06 11:32:04 +0000 | [diff] [blame] | 53 | using ::testing::Not; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 54 | using ::testing::Property; |
| 55 | using ::testing::StrictMock; |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 56 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 57 | namespace perfetto { |
Sami Kyostila | 32e0b54 | 2018-02-14 08:55:43 +0000 | [diff] [blame] | 58 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 59 | namespace { |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 60 | constexpr size_t kDefaultShmSizeKb = TracingServiceImpl::kDefaultShmSize / 1024; |
| 61 | constexpr size_t kMaxShmSizeKb = TracingServiceImpl::kMaxShmSize / 1024; |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 62 | } // namespace |
| 63 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 64 | class TracingServiceImplTest : public testing::Test { |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 65 | public: |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 66 | TracingServiceImplTest() { |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 67 | auto shm_factory = |
| 68 | std::unique_ptr<SharedMemory::Factory>(new TestSharedMemory::Factory()); |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 69 | svc.reset(static_cast<TracingServiceImpl*>( |
| 70 | TracingService::CreateInstance(std::move(shm_factory), &task_runner) |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 71 | .release())); |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 72 | svc->min_write_period_ms_ = 1; |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 73 | } |
| 74 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 75 | std::unique_ptr<MockProducer> CreateMockProducer() { |
| 76 | return std::unique_ptr<MockProducer>( |
| 77 | new StrictMock<MockProducer>(&task_runner)); |
| 78 | } |
| 79 | |
| 80 | std::unique_ptr<MockConsumer> CreateMockConsumer() { |
| 81 | return std::unique_ptr<MockConsumer>( |
| 82 | new StrictMock<MockConsumer>(&task_runner)); |
| 83 | } |
| 84 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 85 | ProducerID* last_producer_id() { return &svc->last_producer_id_; } |
| 86 | |
| 87 | uid_t GetProducerUid(ProducerID producer_id) { |
| 88 | return svc->GetProducer(producer_id)->uid_; |
| 89 | } |
| 90 | |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 91 | TracingServiceImpl::TracingSession* tracing_session() { |
| 92 | auto* session = svc->GetTracingSession(svc->last_tracing_session_id_); |
| 93 | EXPECT_NE(nullptr, session); |
| 94 | return session; |
| 95 | } |
| 96 | |
Eric Seckler | 6dc2359 | 2018-11-30 10:59:06 +0000 | [diff] [blame] | 97 | const std::set<BufferID>& GetAllowedTargetBuffers(ProducerID producer_id) { |
| 98 | return svc->GetProducer(producer_id)->allowed_target_buffers_; |
| 99 | } |
| 100 | |
Eric Seckler | f3f524b | 2018-12-13 09:09:34 +0000 | [diff] [blame] | 101 | const std::map<WriterID, BufferID>& GetWriters(ProducerID producer_id) { |
| 102 | return svc->GetProducer(producer_id)->writers_; |
| 103 | } |
| 104 | |
Eric Seckler | a01e28a | 2019-01-08 11:21:04 +0000 | [diff] [blame^] | 105 | std::unique_ptr<SharedMemoryArbiterImpl> TakeShmemArbiterForProducer( |
| 106 | ProducerID producer_id) { |
| 107 | return std::move(svc->GetProducer(producer_id)->inproc_shmem_arbiter_); |
| 108 | } |
| 109 | |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 110 | size_t GetNumPendingFlushes() { |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 111 | return tracing_session()->pending_flushes.size(); |
| 112 | } |
| 113 | |
| 114 | void WaitForNextSyncMarker() { |
| 115 | tracing_session()->last_snapshot_time = base::TimeMillis(0); |
| 116 | static int attempt = 0; |
| 117 | while (tracing_session()->last_snapshot_time == base::TimeMillis(0)) { |
| 118 | auto checkpoint_name = "wait_snapshot_" + std::to_string(attempt++); |
| 119 | auto timer_expired = task_runner.CreateCheckpoint(checkpoint_name); |
| 120 | task_runner.PostDelayedTask([timer_expired] { timer_expired(); }, 1); |
| 121 | task_runner.RunUntilCheckpoint(checkpoint_name); |
| 122 | } |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 123 | } |
| 124 | |
Eric Seckler | f3f524b | 2018-12-13 09:09:34 +0000 | [diff] [blame] | 125 | void WaitForTraceWritersChanged(ProducerID producer_id) { |
| 126 | static int i = 0; |
| 127 | auto checkpoint_name = "writers_changed_" + std::to_string(producer_id) + |
| 128 | "_" + std::to_string(i++); |
| 129 | auto writers_changed = task_runner.CreateCheckpoint(checkpoint_name); |
| 130 | auto writers = GetWriters(producer_id); |
| 131 | std::function<void()> task; |
| 132 | task = [&task, writers, writers_changed, producer_id, this]() { |
| 133 | if (writers != GetWriters(producer_id)) { |
| 134 | writers_changed(); |
| 135 | return; |
| 136 | } |
| 137 | task_runner.PostDelayedTask(task, 1); |
| 138 | }; |
| 139 | task_runner.PostDelayedTask(task, 1); |
| 140 | task_runner.RunUntilCheckpoint(checkpoint_name); |
| 141 | } |
| 142 | |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 143 | base::TestTaskRunner task_runner; |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 144 | std::unique_ptr<TracingServiceImpl> svc; |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 145 | }; |
| 146 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 147 | TEST_F(TracingServiceImplTest, RegisterAndUnregister) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 148 | std::unique_ptr<MockProducer> mock_producer_1 = CreateMockProducer(); |
| 149 | std::unique_ptr<MockProducer> mock_producer_2 = CreateMockProducer(); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 150 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 151 | mock_producer_1->Connect(svc.get(), "mock_producer_1", 123u /* uid */); |
| 152 | mock_producer_2->Connect(svc.get(), "mock_producer_2", 456u /* uid */); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 153 | |
| 154 | ASSERT_EQ(2u, svc->num_producers()); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 155 | ASSERT_EQ(mock_producer_1->endpoint(), svc->GetProducer(1)); |
| 156 | ASSERT_EQ(mock_producer_2->endpoint(), svc->GetProducer(2)); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 157 | ASSERT_EQ(123u, GetProducerUid(1)); |
| 158 | ASSERT_EQ(456u, GetProducerUid(2)); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 159 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 160 | mock_producer_1->RegisterDataSource("foo"); |
| 161 | mock_producer_2->RegisterDataSource("bar"); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 162 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 163 | mock_producer_1->UnregisterDataSource("foo"); |
| 164 | mock_producer_2->UnregisterDataSource("bar"); |
Primiano Tucci | 9daa483 | 2018-03-28 23:28:17 +0100 | [diff] [blame] | 165 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 166 | mock_producer_1.reset(); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 167 | ASSERT_EQ(1u, svc->num_producers()); |
| 168 | ASSERT_EQ(nullptr, svc->GetProducer(1)); |
| 169 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 170 | mock_producer_2.reset(); |
| 171 | ASSERT_EQ(nullptr, svc->GetProducer(2)); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 172 | |
| 173 | ASSERT_EQ(0u, svc->num_producers()); |
| 174 | } |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 175 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 176 | TEST_F(TracingServiceImplTest, EnableAndDisableTracing) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 177 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 178 | consumer->Connect(svc.get()); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 179 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 180 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 181 | producer->Connect(svc.get(), "mock_producer"); |
| 182 | producer->RegisterDataSource("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 183 | |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 184 | TraceConfig trace_config; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 185 | trace_config.add_buffers()->set_size_kb(128); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 186 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 187 | ds_config->set_name("data_source"); |
| 188 | consumer->EnableTracing(trace_config); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 189 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 190 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 191 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 192 | producer->WaitForDataSourceStart("data_source"); |
| 193 | |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 194 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 195 | // trace config didn't have the |deferred_start| flag set. |
| 196 | consumer->StartTracing(); |
| 197 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 198 | consumer->DisableTracing(); |
| 199 | producer->WaitForDataSourceStop("data_source"); |
| 200 | consumer->WaitForTracingDisabled(); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 201 | } |
| 202 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 203 | TEST_F(TracingServiceImplTest, LockdownMode) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 204 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 205 | consumer->Connect(svc.get()); |
| 206 | |
| 207 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 208 | producer->Connect(svc.get(), "mock_producer_sameuid", geteuid()); |
| 209 | producer->RegisterDataSource("data_source"); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 210 | |
| 211 | TraceConfig trace_config; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 212 | trace_config.add_buffers()->set_size_kb(128); |
| 213 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 214 | ds_config->set_name("data_source"); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 215 | trace_config.set_lockdown_mode( |
| 216 | TraceConfig::LockdownModeOperation::LOCKDOWN_SET); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 217 | consumer->EnableTracing(trace_config); |
| 218 | |
| 219 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 220 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 221 | producer->WaitForDataSourceStart("data_source"); |
| 222 | |
| 223 | std::unique_ptr<MockProducer> producer_otheruid = CreateMockProducer(); |
| 224 | auto x = svc->ConnectProducer(producer_otheruid.get(), geteuid() + 1, |
| 225 | "mock_producer_ouid"); |
| 226 | EXPECT_CALL(*producer_otheruid, OnConnect()).Times(0); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 227 | task_runner.RunUntilIdle(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 228 | Mock::VerifyAndClearExpectations(producer_otheruid.get()); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 229 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 230 | consumer->DisableTracing(); |
| 231 | consumer->FreeBuffers(); |
| 232 | producer->WaitForDataSourceStop("data_source"); |
| 233 | consumer->WaitForTracingDisabled(); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 234 | |
| 235 | trace_config.set_lockdown_mode( |
| 236 | TraceConfig::LockdownModeOperation::LOCKDOWN_CLEAR); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 237 | consumer->EnableTracing(trace_config); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 238 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 239 | producer->WaitForDataSourceStart("data_source"); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 240 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 241 | std::unique_ptr<MockProducer> producer_otheruid2 = CreateMockProducer(); |
| 242 | producer_otheruid->Connect(svc.get(), "mock_producer_ouid2", geteuid() + 1); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 243 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 244 | consumer->DisableTracing(); |
| 245 | producer->WaitForDataSourceStop("data_source"); |
| 246 | consumer->WaitForTracingDisabled(); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 247 | } |
| 248 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 249 | TEST_F(TracingServiceImplTest, DisconnectConsumerWhileTracing) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 250 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 251 | consumer->Connect(svc.get()); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 252 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 253 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 254 | producer->Connect(svc.get(), "mock_producer"); |
| 255 | producer->RegisterDataSource("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 256 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 257 | TraceConfig trace_config; |
| 258 | trace_config.add_buffers()->set_size_kb(128); |
| 259 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 260 | ds_config->set_name("data_source"); |
| 261 | consumer->EnableTracing(trace_config); |
| 262 | |
| 263 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 264 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 265 | producer->WaitForDataSourceStart("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 266 | |
| 267 | // Disconnecting the consumer while tracing should trigger data source |
| 268 | // teardown. |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 269 | consumer.reset(); |
| 270 | producer->WaitForDataSourceStop("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 271 | } |
| 272 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 273 | TEST_F(TracingServiceImplTest, ReconnectProducerWhileTracing) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 274 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 275 | consumer->Connect(svc.get()); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 276 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 277 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 278 | producer->Connect(svc.get(), "mock_producer"); |
| 279 | producer->RegisterDataSource("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 280 | |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 281 | TraceConfig trace_config; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 282 | trace_config.add_buffers()->set_size_kb(128); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 283 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 284 | ds_config->set_name("data_source"); |
| 285 | consumer->EnableTracing(trace_config); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 286 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 287 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 288 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 289 | producer->WaitForDataSourceStart("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 290 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 291 | // Disconnecting and reconnecting a producer with a matching data source. |
| 292 | // The Producer should see that data source getting enabled again. |
| 293 | producer.reset(); |
| 294 | producer = CreateMockProducer(); |
| 295 | producer->Connect(svc.get(), "mock_producer_2"); |
| 296 | producer->RegisterDataSource("data_source"); |
| 297 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 298 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 299 | producer->WaitForDataSourceStart("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 300 | } |
| 301 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 302 | TEST_F(TracingServiceImplTest, ProducerIDWrapping) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 303 | std::vector<std::unique_ptr<MockProducer>> producers; |
| 304 | producers.push_back(nullptr); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 305 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 306 | auto connect_producer_and_get_id = [&producers, |
| 307 | this](const std::string& name) { |
| 308 | producers.emplace_back(CreateMockProducer()); |
| 309 | producers.back()->Connect(svc.get(), "mock_producer_" + name); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 310 | return *last_producer_id(); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 311 | }; |
| 312 | |
| 313 | // Connect producers 1-4. |
| 314 | for (ProducerID i = 1; i <= 4; i++) |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 315 | ASSERT_EQ(i, connect_producer_and_get_id(std::to_string(i))); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 316 | |
| 317 | // Disconnect producers 1,3. |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 318 | producers[1].reset(); |
| 319 | producers[3].reset(); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 320 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 321 | *last_producer_id() = kMaxProducerID - 1; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 322 | ASSERT_EQ(kMaxProducerID, connect_producer_and_get_id("maxid")); |
| 323 | ASSERT_EQ(1u, connect_producer_and_get_id("1_again")); |
| 324 | ASSERT_EQ(3u, connect_producer_and_get_id("3_again")); |
| 325 | ASSERT_EQ(5u, connect_producer_and_get_id("5")); |
| 326 | ASSERT_EQ(6u, connect_producer_and_get_id("6")); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 327 | } |
| 328 | |
Ryan Savitski | cc28cbf | 2018-11-09 22:55:12 +0000 | [diff] [blame] | 329 | // Note: file_write_period_ms is set to a large enough to have exactly one flush |
| 330 | // of the tracing buffers (and therefore at most one synchronization section), |
| 331 | // unless the test runs unrealistically slowly, or the implementation of the |
| 332 | // tracing snapshot packets changes. |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 333 | TEST_F(TracingServiceImplTest, WriteIntoFileAndStopOnMaxSize) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 334 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 335 | consumer->Connect(svc.get()); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 336 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 337 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 338 | producer->Connect(svc.get(), "mock_producer"); |
| 339 | producer->RegisterDataSource("data_source"); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 340 | |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 341 | TraceConfig trace_config; |
| 342 | trace_config.add_buffers()->set_size_kb(4096); |
| 343 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 344 | ds_config->set_name("data_source"); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 345 | ds_config->set_target_buffer(0); |
| 346 | trace_config.set_write_into_file(true); |
Ryan Savitski | cc28cbf | 2018-11-09 22:55:12 +0000 | [diff] [blame] | 347 | trace_config.set_file_write_period_ms(100000); // 100s |
| 348 | const uint64_t kMaxFileSize = 1024; |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 349 | trace_config.set_max_file_size_bytes(kMaxFileSize); |
| 350 | base::TempFile tmp_file = base::TempFile::Create(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 351 | consumer->EnableTracing(trace_config, base::ScopedFile(dup(tmp_file.fd()))); |
| 352 | |
| 353 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 354 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 355 | producer->WaitForDataSourceStart("data_source"); |
| 356 | |
Ryan Savitski | cc28cbf | 2018-11-09 22:55:12 +0000 | [diff] [blame] | 357 | static const int kNumPreamblePackets = 4; |
| 358 | static const int kNumTestPackets = 10; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 359 | static const char kPayload[] = "1234567890abcdef-"; |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 360 | |
| 361 | std::unique_ptr<TraceWriter> writer = |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 362 | producer->CreateTraceWriter("data_source"); |
Ryan Savitski | cc28cbf | 2018-11-09 22:55:12 +0000 | [diff] [blame] | 363 | // Tracing service will emit a preamble of packets (a synchronization section, |
| 364 | // followed by a tracing config packet). The preamble and these test packets |
| 365 | // should fit within kMaxFileSize. |
| 366 | for (int i = 0; i < kNumTestPackets; i++) { |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 367 | auto tp = writer->NewTracePacket(); |
| 368 | std::string payload(kPayload); |
| 369 | payload.append(std::to_string(i)); |
| 370 | tp->set_for_testing()->set_str(payload.c_str(), payload.size()); |
| 371 | } |
| 372 | |
| 373 | // Finally add a packet that overflows kMaxFileSize. This should cause the |
| 374 | // implicit stop of the trace and should *not* be written in the trace. |
| 375 | { |
| 376 | auto tp = writer->NewTracePacket(); |
| 377 | char big_payload[kMaxFileSize] = "BIG!"; |
| 378 | tp->set_for_testing()->set_str(big_payload, sizeof(big_payload)); |
| 379 | } |
| 380 | writer->Flush(); |
| 381 | writer.reset(); |
| 382 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 383 | consumer->DisableTracing(); |
| 384 | producer->WaitForDataSourceStop("data_source"); |
| 385 | consumer->WaitForTracingDisabled(); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 386 | |
| 387 | // Verify the contents of the file. |
| 388 | std::string trace_raw; |
| 389 | ASSERT_TRUE(base::ReadFile(tmp_file.path().c_str(), &trace_raw)); |
| 390 | protos::Trace trace; |
| 391 | ASSERT_TRUE(trace.ParseFromString(trace_raw)); |
Ryan Savitski | cc28cbf | 2018-11-09 22:55:12 +0000 | [diff] [blame] | 392 | |
| 393 | ASSERT_EQ(trace.packet_size(), kNumPreamblePackets + kNumTestPackets); |
| 394 | for (int i = 0; i < kNumTestPackets; i++) { |
| 395 | const protos::TracePacket& tp = trace.packet(kNumPreamblePackets + i); |
| 396 | ASSERT_EQ(kPayload + std::to_string(i++), tp.for_testing().str()); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 397 | } |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 398 | } |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 399 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 400 | // Test the logic that allows the trace config to set the shm total size and |
| 401 | // page size from the trace config. Also check that, if the config doesn't |
| 402 | // specify a value we fall back on the hint provided by the producer. |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 403 | TEST_F(TracingServiceImplTest, ProducerShmAndPageSizeOverriddenByTraceConfig) { |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 404 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 405 | consumer->Connect(svc.get()); |
| 406 | const size_t kConfigPageSizesKb[] = /****/ {16, 16, 4, 0, 16, 8, 3, 4096, 4}; |
| 407 | const size_t kExpectedPageSizesKb[] = /**/ {16, 16, 4, 4, 16, 8, 4, 64, 4}; |
| 408 | |
| 409 | const size_t kConfigSizesKb[] = /**/ {0, 16, 0, 20, 32, 7, 0, 96, 4096000}; |
| 410 | const size_t kHintSizesKb[] = /****/ {0, 0, 16, 32, 16, 0, 7, 96, 4096000}; |
| 411 | const size_t kExpectedSizesKb[] = { |
| 412 | kDefaultShmSizeKb, // Both hint and config are 0, use default. |
| 413 | 16, // Hint is 0, use config. |
| 414 | 16, // Config is 0, use hint. |
| 415 | 20, // Hint is takes precedence over the config. |
| 416 | 32, // Ditto, even if config is higher than hint. |
| 417 | kDefaultShmSizeKb, // Config is invalid and hint is 0, use default. |
| 418 | kDefaultShmSizeKb, // Config is 0 and hint is invalid, use default. |
| 419 | kDefaultShmSizeKb, // 96 KB isn't a multiple of the page size (64 KB). |
| 420 | kMaxShmSizeKb // Too big, cap at kMaxShmSize. |
| 421 | }; |
| 422 | |
| 423 | const size_t kNumProducers = base::ArraySize(kHintSizesKb); |
| 424 | std::unique_ptr<MockProducer> producer[kNumProducers]; |
| 425 | for (size_t i = 0; i < kNumProducers; i++) { |
| 426 | auto name = "mock_producer_" + std::to_string(i); |
| 427 | producer[i] = CreateMockProducer(); |
| 428 | producer[i]->Connect(svc.get(), name, geteuid(), kHintSizesKb[i] * 1024); |
| 429 | producer[i]->RegisterDataSource("data_source"); |
| 430 | } |
| 431 | |
| 432 | TraceConfig trace_config; |
| 433 | trace_config.add_buffers()->set_size_kb(128); |
| 434 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 435 | ds_config->set_name("data_source"); |
| 436 | for (size_t i = 0; i < kNumProducers; i++) { |
| 437 | auto* producer_config = trace_config.add_producers(); |
| 438 | producer_config->set_producer_name("mock_producer_" + std::to_string(i)); |
Primiano Tucci | 3cbb10a | 2018-04-10 17:52:40 +0100 | [diff] [blame] | 439 | producer_config->set_shm_size_kb(static_cast<uint32_t>(kConfigSizesKb[i])); |
| 440 | producer_config->set_page_size_kb( |
| 441 | static_cast<uint32_t>(kConfigPageSizesKb[i])); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 442 | } |
| 443 | |
| 444 | consumer->EnableTracing(trace_config); |
| 445 | size_t actual_shm_sizes_kb[kNumProducers]{}; |
| 446 | size_t actual_page_sizes_kb[kNumProducers]{}; |
| 447 | for (size_t i = 0; i < kNumProducers; i++) { |
| 448 | producer[i]->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 449 | producer[i]->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 450 | actual_shm_sizes_kb[i] = |
| 451 | producer[i]->endpoint()->shared_memory()->size() / 1024; |
| 452 | actual_page_sizes_kb[i] = |
| 453 | producer[i]->endpoint()->shared_buffer_page_size_kb(); |
| 454 | } |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 455 | for (size_t i = 0; i < kNumProducers; i++) { |
| 456 | producer[i]->WaitForDataSourceStart("data_source"); |
| 457 | } |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 458 | ASSERT_THAT(actual_page_sizes_kb, ElementsAreArray(kExpectedPageSizesKb)); |
| 459 | ASSERT_THAT(actual_shm_sizes_kb, ElementsAreArray(kExpectedSizesKb)); |
| 460 | } |
| 461 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 462 | TEST_F(TracingServiceImplTest, ExplicitFlush) { |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 463 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 464 | consumer->Connect(svc.get()); |
| 465 | |
| 466 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 467 | producer->Connect(svc.get(), "mock_producer"); |
| 468 | producer->RegisterDataSource("data_source"); |
| 469 | |
| 470 | TraceConfig trace_config; |
| 471 | trace_config.add_buffers()->set_size_kb(128); |
| 472 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 473 | ds_config->set_name("data_source"); |
| 474 | |
| 475 | consumer->EnableTracing(trace_config); |
| 476 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 477 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 478 | producer->WaitForDataSourceStart("data_source"); |
| 479 | |
| 480 | std::unique_ptr<TraceWriter> writer = |
| 481 | producer->CreateTraceWriter("data_source"); |
| 482 | { |
| 483 | auto tp = writer->NewTracePacket(); |
| 484 | tp->set_for_testing()->set_str("payload"); |
| 485 | } |
| 486 | |
| 487 | auto flush_request = consumer->Flush(); |
| 488 | producer->WaitForFlush(writer.get()); |
| 489 | ASSERT_TRUE(flush_request.WaitForReply()); |
| 490 | |
| 491 | consumer->DisableTracing(); |
| 492 | producer->WaitForDataSourceStop("data_source"); |
| 493 | consumer->WaitForTracingDisabled(); |
| 494 | EXPECT_THAT( |
| 495 | consumer->ReadBuffers(), |
| 496 | Contains(Property(&protos::TracePacket::for_testing, |
| 497 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 498 | } |
| 499 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 500 | TEST_F(TracingServiceImplTest, ImplicitFlushOnTimedTraces) { |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 501 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 502 | consumer->Connect(svc.get()); |
| 503 | |
| 504 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 505 | producer->Connect(svc.get(), "mock_producer"); |
| 506 | producer->RegisterDataSource("data_source"); |
| 507 | |
| 508 | TraceConfig trace_config; |
| 509 | trace_config.add_buffers()->set_size_kb(128); |
| 510 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 511 | ds_config->set_name("data_source"); |
| 512 | trace_config.set_duration_ms(1); |
| 513 | |
| 514 | consumer->EnableTracing(trace_config); |
| 515 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 516 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 517 | producer->WaitForDataSourceStart("data_source"); |
| 518 | |
| 519 | std::unique_ptr<TraceWriter> writer = |
| 520 | producer->CreateTraceWriter("data_source"); |
| 521 | { |
| 522 | auto tp = writer->NewTracePacket(); |
| 523 | tp->set_for_testing()->set_str("payload"); |
| 524 | } |
| 525 | |
| 526 | producer->WaitForFlush(writer.get()); |
| 527 | |
| 528 | producer->WaitForDataSourceStop("data_source"); |
| 529 | consumer->WaitForTracingDisabled(); |
| 530 | |
| 531 | EXPECT_THAT( |
| 532 | consumer->ReadBuffers(), |
| 533 | Contains(Property(&protos::TracePacket::for_testing, |
| 534 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 535 | } |
| 536 | |
| 537 | // Tests the monotonic semantic of flush request IDs, i.e., once a producer |
| 538 | // acks flush request N, all flush requests <= N are considered successful and |
| 539 | // acked to the consumer. |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 540 | TEST_F(TracingServiceImplTest, BatchFlushes) { |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 541 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 542 | consumer->Connect(svc.get()); |
| 543 | |
| 544 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 545 | producer->Connect(svc.get(), "mock_producer"); |
| 546 | producer->RegisterDataSource("data_source"); |
| 547 | |
| 548 | TraceConfig trace_config; |
| 549 | trace_config.add_buffers()->set_size_kb(128); |
| 550 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 551 | ds_config->set_name("data_source"); |
| 552 | |
| 553 | consumer->EnableTracing(trace_config); |
| 554 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 555 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 556 | producer->WaitForDataSourceStart("data_source"); |
| 557 | |
| 558 | std::unique_ptr<TraceWriter> writer = |
| 559 | producer->CreateTraceWriter("data_source"); |
| 560 | { |
| 561 | auto tp = writer->NewTracePacket(); |
| 562 | tp->set_for_testing()->set_str("payload"); |
| 563 | } |
| 564 | |
| 565 | auto flush_req_1 = consumer->Flush(); |
| 566 | auto flush_req_2 = consumer->Flush(); |
| 567 | auto flush_req_3 = consumer->Flush(); |
| 568 | |
| 569 | // We'll deliberately let the 4th flush request timeout. Use a lower timeout |
| 570 | // to keep test time short. |
| 571 | auto flush_req_4 = consumer->Flush(/*timeout_ms=*/10); |
| 572 | ASSERT_EQ(4u, GetNumPendingFlushes()); |
| 573 | |
| 574 | // Make the producer reply only to the 3rd flush request. |
| 575 | testing::InSequence seq; |
Eric Seckler | a01e28a | 2019-01-08 11:21:04 +0000 | [diff] [blame^] | 576 | producer->WaitForFlush(nullptr, /*reply=*/false); // Do NOT reply to flush 1. |
| 577 | producer->WaitForFlush(nullptr, /*reply=*/false); // Do NOT reply to flush 2. |
| 578 | producer->WaitForFlush(writer.get()); // Reply only to flush 3. |
| 579 | producer->WaitForFlush(nullptr, /*reply=*/false); // Do NOT reply to flush 4. |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 580 | |
| 581 | // Even if the producer explicily replied only to flush ID == 3, all the |
| 582 | // previous flushed < 3 should be implicitly acked. |
| 583 | ASSERT_TRUE(flush_req_1.WaitForReply()); |
| 584 | ASSERT_TRUE(flush_req_2.WaitForReply()); |
| 585 | ASSERT_TRUE(flush_req_3.WaitForReply()); |
| 586 | |
| 587 | // At this point flush id == 4 should still be pending and should fail because |
| 588 | // of reaching its timeout. |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 589 | ASSERT_FALSE(flush_req_4.WaitForReply()); |
| 590 | |
| 591 | consumer->DisableTracing(); |
| 592 | producer->WaitForDataSourceStop("data_source"); |
| 593 | consumer->WaitForTracingDisabled(); |
| 594 | EXPECT_THAT( |
| 595 | consumer->ReadBuffers(), |
| 596 | Contains(Property(&protos::TracePacket::for_testing, |
| 597 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 598 | } |
| 599 | |
Primiano Tucci | caa5780 | 2018-11-25 11:07:07 +0000 | [diff] [blame] | 600 | TEST_F(TracingServiceImplTest, PeriodicFlush) { |
| 601 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 602 | consumer->Connect(svc.get()); |
| 603 | |
| 604 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 605 | producer->Connect(svc.get(), "mock_producer"); |
| 606 | producer->RegisterDataSource("data_source"); |
| 607 | |
| 608 | TraceConfig trace_config; |
| 609 | trace_config.add_buffers()->set_size_kb(128); |
| 610 | trace_config.set_flush_period_ms(1); |
| 611 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 612 | ds_config->set_name("data_source"); |
| 613 | |
| 614 | consumer->EnableTracing(trace_config); |
| 615 | producer->WaitForTracingSetup(); |
| 616 | producer->WaitForDataSourceSetup("data_source"); |
| 617 | producer->WaitForDataSourceStart("data_source"); |
| 618 | |
| 619 | std::unique_ptr<TraceWriter> writer = |
| 620 | producer->CreateTraceWriter("data_source"); |
| 621 | |
| 622 | const int kNumFlushes = 3; |
| 623 | auto checkpoint = task_runner.CreateCheckpoint("all_flushes_done"); |
| 624 | int flushes_seen = 0; |
| 625 | EXPECT_CALL(*producer, Flush(_, _, _)) |
| 626 | .WillRepeatedly(Invoke([&producer, &writer, &flushes_seen, checkpoint]( |
| 627 | FlushRequestID flush_req_id, |
| 628 | const DataSourceInstanceID*, size_t) { |
| 629 | { |
| 630 | auto tp = writer->NewTracePacket(); |
| 631 | char payload[32]; |
| 632 | sprintf(payload, "f_%d", flushes_seen); |
| 633 | tp->set_for_testing()->set_str(payload); |
| 634 | } |
| 635 | writer->Flush(); |
| 636 | producer->endpoint()->NotifyFlushComplete(flush_req_id); |
| 637 | if (++flushes_seen == kNumFlushes) |
| 638 | checkpoint(); |
| 639 | })); |
| 640 | task_runner.RunUntilCheckpoint("all_flushes_done"); |
| 641 | |
| 642 | consumer->DisableTracing(); |
| 643 | producer->WaitForDataSourceStop("data_source"); |
| 644 | consumer->WaitForTracingDisabled(); |
| 645 | auto trace_packets = consumer->ReadBuffers(); |
| 646 | for (int i = 0; i < kNumFlushes; i++) { |
| 647 | EXPECT_THAT(trace_packets, |
| 648 | Contains(Property(&protos::TracePacket::for_testing, |
| 649 | Property(&protos::TestEvent::str, |
| 650 | Eq("f_" + std::to_string(i)))))); |
| 651 | } |
| 652 | } |
| 653 | |
Primiano Tucci | baeecf1 | 2018-07-25 12:02:20 +0100 | [diff] [blame] | 654 | // Creates a tracing session where some of the data sources set the |
| 655 | // |will_notify_on_stop| flag and checks that the OnTracingDisabled notification |
| 656 | // to the consumer is delayed until the acks are received. |
| 657 | TEST_F(TracingServiceImplTest, OnTracingDisabledWaitsForDataSourceStopAcks) { |
| 658 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 659 | consumer->Connect(svc.get()); |
| 660 | |
| 661 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 662 | producer->Connect(svc.get(), "mock_producer"); |
| 663 | producer->RegisterDataSource("ds_will_ack_1", /*ack_stop=*/true); |
| 664 | producer->RegisterDataSource("ds_wont_ack"); |
| 665 | producer->RegisterDataSource("ds_will_ack_2", /*ack_stop=*/true); |
| 666 | |
| 667 | TraceConfig trace_config; |
| 668 | trace_config.add_buffers()->set_size_kb(128); |
| 669 | trace_config.add_data_sources()->mutable_config()->set_name("ds_will_ack_1"); |
| 670 | trace_config.add_data_sources()->mutable_config()->set_name("ds_wont_ack"); |
| 671 | trace_config.add_data_sources()->mutable_config()->set_name("ds_will_ack_2"); |
| 672 | trace_config.set_duration_ms(1); |
| 673 | |
| 674 | consumer->EnableTracing(trace_config); |
| 675 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 676 | |
| 677 | producer->WaitForDataSourceSetup("ds_will_ack_1"); |
| 678 | producer->WaitForDataSourceSetup("ds_wont_ack"); |
| 679 | producer->WaitForDataSourceSetup("ds_will_ack_2"); |
| 680 | |
Primiano Tucci | baeecf1 | 2018-07-25 12:02:20 +0100 | [diff] [blame] | 681 | producer->WaitForDataSourceStart("ds_will_ack_1"); |
| 682 | producer->WaitForDataSourceStart("ds_wont_ack"); |
| 683 | producer->WaitForDataSourceStart("ds_will_ack_2"); |
| 684 | |
| 685 | std::unique_ptr<TraceWriter> writer = |
| 686 | producer->CreateTraceWriter("ds_wont_ack"); |
| 687 | producer->WaitForFlush(writer.get()); |
| 688 | |
| 689 | DataSourceInstanceID id1 = producer->GetDataSourceInstanceId("ds_will_ack_1"); |
| 690 | DataSourceInstanceID id2 = producer->GetDataSourceInstanceId("ds_will_ack_2"); |
| 691 | |
| 692 | producer->WaitForDataSourceStop("ds_will_ack_1"); |
| 693 | producer->WaitForDataSourceStop("ds_wont_ack"); |
| 694 | producer->WaitForDataSourceStop("ds_will_ack_2"); |
| 695 | |
| 696 | producer->endpoint()->NotifyDataSourceStopped(id1); |
| 697 | producer->endpoint()->NotifyDataSourceStopped(id2); |
| 698 | |
| 699 | // Wait for at most half of the service timeout, so that this test fails if |
| 700 | // the service falls back on calling the OnTracingDisabled() because some of |
| 701 | // the expected acks weren't received. |
| 702 | consumer->WaitForTracingDisabled( |
| 703 | TracingServiceImpl::kDataSourceStopTimeoutMs / 2); |
| 704 | } |
| 705 | |
Oystein Eftevaag | f250e1c | 2018-08-23 16:10:52 -0700 | [diff] [blame] | 706 | // Creates a tracing session where a second data source |
| 707 | // is added while the service is waiting for DisableTracing |
| 708 | // acks; the service should not enable the new datasource |
| 709 | // and should not hit any asserts when the consumer is |
| 710 | // subsequently destroyed. |
| 711 | TEST_F(TracingServiceImplTest, OnDataSourceAddedWhilePendingDisableAcks) { |
| 712 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 713 | consumer->Connect(svc.get()); |
| 714 | |
| 715 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 716 | producer->Connect(svc.get(), "mock_producer"); |
| 717 | producer->RegisterDataSource("ds_will_ack", /*ack_stop=*/true); |
| 718 | |
| 719 | TraceConfig trace_config; |
| 720 | trace_config.add_buffers()->set_size_kb(128); |
| 721 | trace_config.add_data_sources()->mutable_config()->set_name("ds_will_ack"); |
| 722 | trace_config.add_data_sources()->mutable_config()->set_name("ds_wont_ack"); |
| 723 | |
| 724 | consumer->EnableTracing(trace_config); |
| 725 | producer->WaitForTracingSetup(); |
| 726 | |
| 727 | consumer->DisableTracing(); |
| 728 | |
| 729 | producer->RegisterDataSource("ds_wont_ack"); |
| 730 | |
| 731 | consumer.reset(); |
| 732 | } |
| 733 | |
Primiano Tucci | baeecf1 | 2018-07-25 12:02:20 +0100 | [diff] [blame] | 734 | // Similar to OnTracingDisabledWaitsForDataSourceStopAcks, but deliberately |
| 735 | // skips the ack and checks that the service invokes the OnTracingDisabled() |
| 736 | // after the timeout. |
| 737 | TEST_F(TracingServiceImplTest, OnTracingDisabledCalledAnywaysInCaseOfTimeout) { |
| 738 | svc->override_data_source_test_timeout_ms_for_testing = 1; |
| 739 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 740 | consumer->Connect(svc.get()); |
| 741 | |
| 742 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 743 | producer->Connect(svc.get(), "mock_producer"); |
| 744 | producer->RegisterDataSource("data_source", /*ack_stop=*/true); |
| 745 | |
| 746 | TraceConfig trace_config; |
| 747 | trace_config.add_buffers()->set_size_kb(128); |
| 748 | trace_config.add_data_sources()->mutable_config()->set_name("data_source"); |
| 749 | trace_config.set_duration_ms(1); |
| 750 | |
| 751 | consumer->EnableTracing(trace_config); |
| 752 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 753 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | baeecf1 | 2018-07-25 12:02:20 +0100 | [diff] [blame] | 754 | producer->WaitForDataSourceStart("data_source"); |
| 755 | |
| 756 | std::unique_ptr<TraceWriter> writer = |
| 757 | producer->CreateTraceWriter("data_source"); |
| 758 | producer->WaitForFlush(writer.get()); |
| 759 | |
| 760 | producer->WaitForDataSourceStop("data_source"); |
| 761 | consumer->WaitForTracingDisabled(); |
| 762 | } |
| 763 | |
Primiano Tucci | 03de28f | 2018-08-01 11:29:46 +0100 | [diff] [blame] | 764 | // Tests the session_id logic. Two data sources in the same tracing session |
| 765 | // should see the same session id. |
| 766 | TEST_F(TracingServiceImplTest, SessionId) { |
| 767 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 768 | consumer->Connect(svc.get()); |
| 769 | |
| 770 | std::unique_ptr<MockProducer> producer1 = CreateMockProducer(); |
| 771 | producer1->Connect(svc.get(), "mock_producer1"); |
| 772 | producer1->RegisterDataSource("ds_1A"); |
| 773 | producer1->RegisterDataSource("ds_1B"); |
| 774 | |
| 775 | std::unique_ptr<MockProducer> producer2 = CreateMockProducer(); |
| 776 | producer2->Connect(svc.get(), "mock_producer2"); |
| 777 | producer2->RegisterDataSource("ds_2A"); |
| 778 | |
| 779 | testing::InSequence seq; |
| 780 | TracingSessionID last_session_id = 0; |
| 781 | for (int i = 0; i < 3; i++) { |
| 782 | TraceConfig trace_config; |
| 783 | trace_config.add_buffers()->set_size_kb(128); |
| 784 | trace_config.add_data_sources()->mutable_config()->set_name("ds_1A"); |
| 785 | trace_config.add_data_sources()->mutable_config()->set_name("ds_1B"); |
| 786 | trace_config.add_data_sources()->mutable_config()->set_name("ds_2A"); |
| 787 | trace_config.set_duration_ms(1); |
| 788 | |
| 789 | consumer->EnableTracing(trace_config); |
| 790 | |
| 791 | if (i == 0) |
| 792 | producer1->WaitForTracingSetup(); |
Primiano Tucci | 03de28f | 2018-08-01 11:29:46 +0100 | [diff] [blame] | 793 | |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 794 | producer1->WaitForDataSourceSetup("ds_1A"); |
| 795 | producer1->WaitForDataSourceSetup("ds_1B"); |
Primiano Tucci | 03de28f | 2018-08-01 11:29:46 +0100 | [diff] [blame] | 796 | if (i == 0) |
| 797 | producer2->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 798 | producer2->WaitForDataSourceSetup("ds_2A"); |
| 799 | |
| 800 | producer1->WaitForDataSourceStart("ds_1A"); |
| 801 | producer1->WaitForDataSourceStart("ds_1B"); |
Primiano Tucci | 03de28f | 2018-08-01 11:29:46 +0100 | [diff] [blame] | 802 | producer2->WaitForDataSourceStart("ds_2A"); |
| 803 | |
| 804 | auto* ds1 = producer1->GetDataSourceInstance("ds_1A"); |
| 805 | auto* ds2 = producer1->GetDataSourceInstance("ds_1B"); |
| 806 | auto* ds3 = producer2->GetDataSourceInstance("ds_2A"); |
| 807 | ASSERT_EQ(ds1->session_id, ds2->session_id); |
| 808 | ASSERT_EQ(ds1->session_id, ds3->session_id); |
| 809 | ASSERT_NE(ds1->session_id, last_session_id); |
| 810 | last_session_id = ds1->session_id; |
| 811 | |
| 812 | auto writer1 = producer1->CreateTraceWriter("ds_1A"); |
| 813 | producer1->WaitForFlush(writer1.get()); |
| 814 | |
| 815 | auto writer2 = producer2->CreateTraceWriter("ds_2A"); |
| 816 | producer2->WaitForFlush(writer2.get()); |
| 817 | |
| 818 | producer1->WaitForDataSourceStop("ds_1A"); |
| 819 | producer1->WaitForDataSourceStop("ds_1B"); |
| 820 | producer2->WaitForDataSourceStop("ds_2A"); |
| 821 | consumer->WaitForTracingDisabled(); |
| 822 | consumer->FreeBuffers(); |
| 823 | } |
| 824 | } |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 825 | |
| 826 | // Writes a long trace and then tests that the trace parsed in partitions |
| 827 | // derived by the synchronization markers is identical to the whole trace parsed |
| 828 | // in one go. |
| 829 | TEST_F(TracingServiceImplTest, ResynchronizeTraceStreamUsingSyncMarker) { |
| 830 | // Setup tracing. |
| 831 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 832 | consumer->Connect(svc.get()); |
| 833 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 834 | producer->Connect(svc.get(), "mock_producer"); |
| 835 | producer->RegisterDataSource("data_source"); |
| 836 | TraceConfig trace_config; |
| 837 | trace_config.add_buffers()->set_size_kb(4096); |
| 838 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 839 | ds_config->set_name("data_source"); |
| 840 | trace_config.set_write_into_file(true); |
| 841 | trace_config.set_file_write_period_ms(1); |
| 842 | base::TempFile tmp_file = base::TempFile::Create(); |
| 843 | consumer->EnableTracing(trace_config, base::ScopedFile(dup(tmp_file.fd()))); |
| 844 | producer->WaitForTracingSetup(); |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 845 | producer->WaitForDataSourceSetup("data_source"); |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 846 | producer->WaitForDataSourceStart("data_source"); |
| 847 | |
| 848 | // Write some variable length payload, waiting for sync markers every now |
| 849 | // and then. |
| 850 | const int kNumMarkers = 5; |
| 851 | auto writer = producer->CreateTraceWriter("data_source"); |
| 852 | for (int i = 1; i <= 100; i++) { |
Florian Mayer | eff9804 | 2018-12-10 17:44:44 +0000 | [diff] [blame] | 853 | std::string payload(static_cast<size_t>(i), 'A' + (i % 25)); |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 854 | writer->NewTracePacket()->set_for_testing()->set_str(payload.c_str()); |
| 855 | if (i % (100 / kNumMarkers) == 0) { |
| 856 | writer->Flush(); |
| 857 | WaitForNextSyncMarker(); |
| 858 | } |
| 859 | } |
| 860 | writer->Flush(); |
| 861 | writer.reset(); |
| 862 | consumer->DisableTracing(); |
| 863 | producer->WaitForDataSourceStop("data_source"); |
| 864 | consumer->WaitForTracingDisabled(); |
| 865 | |
| 866 | std::string trace_raw; |
| 867 | ASSERT_TRUE(base::ReadFile(tmp_file.path().c_str(), &trace_raw)); |
| 868 | |
| 869 | const auto kMarkerSize = sizeof(TracingServiceImpl::kSyncMarker); |
| 870 | const std::string kSyncMarkerStr( |
| 871 | reinterpret_cast<const char*>(TracingServiceImpl::kSyncMarker), |
| 872 | kMarkerSize); |
| 873 | |
| 874 | // Read back the trace in partitions derived from the marker. |
| 875 | // The trace should look like this: |
| 876 | // [uid, marker] [event] [event] [uid, marker] [event] [event] |
| 877 | size_t num_markers = 0; |
| 878 | size_t start = 0; |
| 879 | size_t end = 0; |
| 880 | protos::Trace merged_trace; |
| 881 | for (size_t pos = 0; pos != std::string::npos; start = end) { |
| 882 | pos = trace_raw.find(kSyncMarkerStr, pos + 1); |
| 883 | num_markers++; |
| 884 | end = (pos == std::string::npos) ? trace_raw.size() : pos + kMarkerSize; |
| 885 | int size = static_cast<int>(end - start); |
| 886 | ASSERT_GT(size, 0); |
| 887 | protos::Trace trace_partition; |
| 888 | ASSERT_TRUE(trace_partition.ParseFromArray(trace_raw.data() + start, size)); |
| 889 | merged_trace.MergeFrom(trace_partition); |
| 890 | } |
Lalit Maganti | 9bdc7ce | 2018-09-17 15:25:11 +0100 | [diff] [blame] | 891 | EXPECT_GE(num_markers, static_cast<size_t>(kNumMarkers)); |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 892 | |
| 893 | protos::Trace whole_trace; |
| 894 | ASSERT_TRUE(whole_trace.ParseFromString(trace_raw)); |
| 895 | |
| 896 | ASSERT_EQ(whole_trace.packet_size(), merged_trace.packet_size()); |
| 897 | EXPECT_EQ(whole_trace.SerializeAsString(), merged_trace.SerializeAsString()); |
| 898 | } |
| 899 | |
Primiano Tucci | 674076d | 2018-10-01 10:41:09 +0100 | [diff] [blame] | 900 | // Creates a tracing session with |deferred_start| and checks that data sources |
| 901 | // are started only after calling StartTracing(). |
| 902 | TEST_F(TracingServiceImplTest, DeferredStart) { |
| 903 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 904 | consumer->Connect(svc.get()); |
| 905 | |
| 906 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 907 | producer->Connect(svc.get(), "mock_producer"); |
| 908 | |
| 909 | // Create two data sources but enable only one of them. |
| 910 | producer->RegisterDataSource("ds_1"); |
| 911 | producer->RegisterDataSource("ds_2"); |
| 912 | |
| 913 | TraceConfig trace_config; |
| 914 | trace_config.add_buffers()->set_size_kb(128); |
| 915 | trace_config.add_data_sources()->mutable_config()->set_name("ds_1"); |
| 916 | trace_config.set_deferred_start(true); |
| 917 | trace_config.set_duration_ms(1); |
| 918 | |
| 919 | consumer->EnableTracing(trace_config); |
| 920 | producer->WaitForTracingSetup(); |
| 921 | |
| 922 | producer->WaitForDataSourceSetup("ds_1"); |
| 923 | |
| 924 | // Make sure we don't get unexpected DataSourceStart() notifications yet. |
| 925 | task_runner.RunUntilIdle(); |
| 926 | |
| 927 | consumer->StartTracing(); |
| 928 | |
| 929 | producer->WaitForDataSourceStart("ds_1"); |
| 930 | |
| 931 | auto writer1 = producer->CreateTraceWriter("ds_1"); |
| 932 | producer->WaitForFlush(writer1.get()); |
| 933 | |
| 934 | producer->WaitForDataSourceStop("ds_1"); |
| 935 | consumer->WaitForTracingDisabled(); |
| 936 | } |
| 937 | |
Eric Seckler | 6dc2359 | 2018-11-30 10:59:06 +0000 | [diff] [blame] | 938 | TEST_F(TracingServiceImplTest, AllowedBuffers) { |
| 939 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 940 | consumer->Connect(svc.get()); |
| 941 | |
| 942 | std::unique_ptr<MockProducer> producer1 = CreateMockProducer(); |
| 943 | producer1->Connect(svc.get(), "mock_producer1"); |
| 944 | ProducerID producer1_id = *last_producer_id(); |
| 945 | producer1->RegisterDataSource("data_source1"); |
| 946 | std::unique_ptr<MockProducer> producer2 = CreateMockProducer(); |
| 947 | producer2->Connect(svc.get(), "mock_producer2"); |
| 948 | ProducerID producer2_id = *last_producer_id(); |
| 949 | producer2->RegisterDataSource("data_source2.1"); |
| 950 | producer2->RegisterDataSource("data_source2.2"); |
| 951 | producer2->RegisterDataSource("data_source2.3"); |
| 952 | |
| 953 | EXPECT_EQ(std::set<BufferID>(), GetAllowedTargetBuffers(producer1_id)); |
| 954 | EXPECT_EQ(std::set<BufferID>(), GetAllowedTargetBuffers(producer2_id)); |
| 955 | |
| 956 | TraceConfig trace_config; |
| 957 | trace_config.add_buffers()->set_size_kb(128); |
| 958 | trace_config.add_buffers()->set_size_kb(128); |
| 959 | trace_config.add_buffers()->set_size_kb(128); |
| 960 | auto* ds_config1 = trace_config.add_data_sources()->mutable_config(); |
| 961 | ds_config1->set_name("data_source1"); |
| 962 | ds_config1->set_target_buffer(0); |
| 963 | auto* ds_config21 = trace_config.add_data_sources()->mutable_config(); |
| 964 | ds_config21->set_name("data_source2.1"); |
| 965 | ds_config21->set_target_buffer(1); |
| 966 | auto* ds_config22 = trace_config.add_data_sources()->mutable_config(); |
| 967 | ds_config22->set_name("data_source2.2"); |
| 968 | ds_config22->set_target_buffer(2); |
| 969 | auto* ds_config23 = trace_config.add_data_sources()->mutable_config(); |
| 970 | ds_config23->set_name("data_source2.3"); |
| 971 | ds_config23->set_target_buffer(2); // same buffer as data_source2.2. |
| 972 | consumer->EnableTracing(trace_config); |
| 973 | |
Primiano Tucci | 2abd115 | 2018-12-03 17:00:02 +0100 | [diff] [blame] | 974 | ASSERT_EQ(3u, tracing_session()->num_buffers()); |
Eric Seckler | 6dc2359 | 2018-11-30 10:59:06 +0000 | [diff] [blame] | 975 | std::set<BufferID> expected_buffers_producer1 = { |
| 976 | tracing_session()->buffers_index[0]}; |
| 977 | std::set<BufferID> expected_buffers_producer2 = { |
| 978 | tracing_session()->buffers_index[1], tracing_session()->buffers_index[2]}; |
| 979 | EXPECT_EQ(expected_buffers_producer1, GetAllowedTargetBuffers(producer1_id)); |
| 980 | EXPECT_EQ(expected_buffers_producer2, GetAllowedTargetBuffers(producer2_id)); |
| 981 | |
| 982 | producer1->WaitForTracingSetup(); |
| 983 | producer1->WaitForDataSourceSetup("data_source1"); |
| 984 | |
| 985 | producer2->WaitForTracingSetup(); |
| 986 | producer2->WaitForDataSourceSetup("data_source2.1"); |
| 987 | producer2->WaitForDataSourceSetup("data_source2.2"); |
| 988 | producer2->WaitForDataSourceSetup("data_source2.3"); |
| 989 | |
| 990 | producer1->WaitForDataSourceStart("data_source1"); |
| 991 | producer2->WaitForDataSourceStart("data_source2.1"); |
| 992 | producer2->WaitForDataSourceStart("data_source2.2"); |
| 993 | producer2->WaitForDataSourceStart("data_source2.3"); |
| 994 | |
| 995 | producer2->UnregisterDataSource("data_source2.3"); |
| 996 | producer2->WaitForDataSourceStop("data_source2.3"); |
| 997 | |
| 998 | // Should still be allowed to write to buffers 1 (data_source2.1) and 2 |
| 999 | // (data_source2.2). |
| 1000 | EXPECT_EQ(expected_buffers_producer2, GetAllowedTargetBuffers(producer2_id)); |
| 1001 | |
| 1002 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 1003 | // trace config didn't have the |deferred_start| flag set. |
| 1004 | consumer->StartTracing(); |
| 1005 | |
| 1006 | consumer->DisableTracing(); |
| 1007 | producer1->WaitForDataSourceStop("data_source1"); |
| 1008 | producer2->WaitForDataSourceStop("data_source2.1"); |
| 1009 | producer2->WaitForDataSourceStop("data_source2.2"); |
| 1010 | consumer->WaitForTracingDisabled(); |
| 1011 | |
| 1012 | consumer->FreeBuffers(); |
| 1013 | EXPECT_EQ(std::set<BufferID>(), GetAllowedTargetBuffers(producer1_id)); |
| 1014 | EXPECT_EQ(std::set<BufferID>(), GetAllowedTargetBuffers(producer2_id)); |
| 1015 | } |
| 1016 | |
Eric Seckler | 6aa9ece | 2018-12-06 16:40:12 +0000 | [diff] [blame] | 1017 | #if !PERFETTO_DCHECK_IS_ON() |
Eric Seckler | dd0ad10 | 2018-12-06 11:32:04 +0000 | [diff] [blame] | 1018 | TEST_F(TracingServiceImplTest, CommitToForbiddenBufferIsDiscarded) { |
| 1019 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 1020 | consumer->Connect(svc.get()); |
| 1021 | |
| 1022 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 1023 | producer->Connect(svc.get(), "mock_producer"); |
| 1024 | ProducerID producer_id = *last_producer_id(); |
| 1025 | producer->RegisterDataSource("data_source"); |
| 1026 | |
| 1027 | EXPECT_EQ(std::set<BufferID>(), GetAllowedTargetBuffers(producer_id)); |
| 1028 | |
| 1029 | TraceConfig trace_config; |
| 1030 | trace_config.add_buffers()->set_size_kb(128); |
| 1031 | trace_config.add_buffers()->set_size_kb(128); |
| 1032 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 1033 | ds_config->set_name("data_source"); |
| 1034 | ds_config->set_target_buffer(0); |
| 1035 | consumer->EnableTracing(trace_config); |
| 1036 | |
| 1037 | ASSERT_EQ(2u, tracing_session()->num_buffers()); |
| 1038 | std::set<BufferID> expected_buffers = {tracing_session()->buffers_index[0]}; |
| 1039 | EXPECT_EQ(expected_buffers, GetAllowedTargetBuffers(producer_id)); |
| 1040 | |
| 1041 | producer->WaitForTracingSetup(); |
| 1042 | producer->WaitForDataSourceSetup("data_source"); |
| 1043 | producer->WaitForDataSourceStart("data_source"); |
| 1044 | |
| 1045 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 1046 | // trace config didn't have the |deferred_start| flag set. |
| 1047 | consumer->StartTracing(); |
| 1048 | |
| 1049 | // Try to write to the correct buffer. |
| 1050 | std::unique_ptr<TraceWriter> writer = producer->endpoint()->CreateTraceWriter( |
| 1051 | tracing_session()->buffers_index[0]); |
| 1052 | { |
| 1053 | auto tp = writer->NewTracePacket(); |
| 1054 | tp->set_for_testing()->set_str("good_payload"); |
| 1055 | } |
| 1056 | |
| 1057 | auto flush_request = consumer->Flush(); |
| 1058 | producer->WaitForFlush(writer.get()); |
| 1059 | ASSERT_TRUE(flush_request.WaitForReply()); |
| 1060 | |
| 1061 | // Try to write to the wrong buffer. |
| 1062 | writer = producer->endpoint()->CreateTraceWriter( |
| 1063 | tracing_session()->buffers_index[1]); |
| 1064 | { |
| 1065 | auto tp = writer->NewTracePacket(); |
| 1066 | tp->set_for_testing()->set_str("bad_payload"); |
| 1067 | } |
| 1068 | |
| 1069 | flush_request = consumer->Flush(); |
| 1070 | producer->WaitForFlush(writer.get()); |
| 1071 | ASSERT_TRUE(flush_request.WaitForReply()); |
| 1072 | |
| 1073 | consumer->DisableTracing(); |
| 1074 | producer->WaitForDataSourceStop("data_source"); |
| 1075 | consumer->WaitForTracingDisabled(); |
| 1076 | |
| 1077 | auto packets = consumer->ReadBuffers(); |
| 1078 | EXPECT_THAT(packets, Contains(Property(&protos::TracePacket::for_testing, |
| 1079 | Property(&protos::TestEvent::str, |
| 1080 | Eq("good_payload"))))); |
| 1081 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1082 | Property(&protos::TestEvent::str, |
| 1083 | Eq("bad_payload")))))); |
| 1084 | |
| 1085 | consumer->FreeBuffers(); |
| 1086 | EXPECT_EQ(std::set<BufferID>(), GetAllowedTargetBuffers(producer_id)); |
| 1087 | } |
Eric Seckler | 6aa9ece | 2018-12-06 16:40:12 +0000 | [diff] [blame] | 1088 | #endif // !PERFETTO_DCHECK_IS_ON() |
Eric Seckler | dd0ad10 | 2018-12-06 11:32:04 +0000 | [diff] [blame] | 1089 | |
Eric Seckler | f3f524b | 2018-12-13 09:09:34 +0000 | [diff] [blame] | 1090 | TEST_F(TracingServiceImplTest, RegisterAndUnregisterTraceWriter) { |
| 1091 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 1092 | consumer->Connect(svc.get()); |
| 1093 | |
| 1094 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 1095 | producer->Connect(svc.get(), "mock_producer"); |
| 1096 | ProducerID producer_id = *last_producer_id(); |
| 1097 | producer->RegisterDataSource("data_source"); |
| 1098 | |
| 1099 | EXPECT_TRUE(GetWriters(producer_id).empty()); |
| 1100 | |
| 1101 | TraceConfig trace_config; |
| 1102 | trace_config.add_buffers()->set_size_kb(128); |
| 1103 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 1104 | ds_config->set_name("data_source"); |
| 1105 | ds_config->set_target_buffer(0); |
| 1106 | consumer->EnableTracing(trace_config); |
| 1107 | |
| 1108 | producer->WaitForTracingSetup(); |
| 1109 | producer->WaitForDataSourceSetup("data_source"); |
| 1110 | producer->WaitForDataSourceStart("data_source"); |
| 1111 | |
| 1112 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 1113 | // trace config didn't have the |deferred_start| flag set. |
| 1114 | consumer->StartTracing(); |
| 1115 | |
| 1116 | // Creating the trace writer should register it with the service. |
| 1117 | std::unique_ptr<TraceWriter> writer = producer->endpoint()->CreateTraceWriter( |
| 1118 | tracing_session()->buffers_index[0]); |
| 1119 | |
| 1120 | WaitForTraceWritersChanged(producer_id); |
| 1121 | |
| 1122 | std::map<WriterID, BufferID> expected_writers; |
| 1123 | expected_writers[writer->writer_id()] = tracing_session()->buffers_index[0]; |
| 1124 | EXPECT_EQ(expected_writers, GetWriters(producer_id)); |
| 1125 | |
| 1126 | // Verify writing works. |
| 1127 | { |
| 1128 | auto tp = writer->NewTracePacket(); |
| 1129 | tp->set_for_testing()->set_str("payload"); |
| 1130 | } |
| 1131 | |
| 1132 | auto flush_request = consumer->Flush(); |
| 1133 | producer->WaitForFlush(writer.get()); |
| 1134 | ASSERT_TRUE(flush_request.WaitForReply()); |
| 1135 | |
| 1136 | // Destroying the writer should unregister it. |
| 1137 | writer.reset(); |
| 1138 | WaitForTraceWritersChanged(producer_id); |
| 1139 | EXPECT_TRUE(GetWriters(producer_id).empty()); |
| 1140 | |
| 1141 | consumer->DisableTracing(); |
| 1142 | producer->WaitForDataSourceStop("data_source"); |
| 1143 | consumer->WaitForTracingDisabled(); |
| 1144 | |
| 1145 | auto packets = consumer->ReadBuffers(); |
| 1146 | EXPECT_THAT(packets, Contains(Property( |
| 1147 | &protos::TracePacket::for_testing, |
| 1148 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 1149 | } |
| 1150 | |
Eric Seckler | a01e28a | 2019-01-08 11:21:04 +0000 | [diff] [blame^] | 1151 | TEST_F(TracingServiceImplTest, ScrapeBuffersOnFlush) { |
| 1152 | svc->SetSMBScrapingEnabled(true); |
| 1153 | |
| 1154 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 1155 | consumer->Connect(svc.get()); |
| 1156 | |
| 1157 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 1158 | producer->Connect(svc.get(), "mock_producer"); |
| 1159 | ProducerID producer_id = *last_producer_id(); |
| 1160 | producer->RegisterDataSource("data_source"); |
| 1161 | |
| 1162 | TraceConfig trace_config; |
| 1163 | trace_config.add_buffers()->set_size_kb(128); |
| 1164 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 1165 | ds_config->set_name("data_source"); |
| 1166 | ds_config->set_target_buffer(0); |
| 1167 | consumer->EnableTracing(trace_config); |
| 1168 | |
| 1169 | producer->WaitForTracingSetup(); |
| 1170 | producer->WaitForDataSourceSetup("data_source"); |
| 1171 | producer->WaitForDataSourceStart("data_source"); |
| 1172 | |
| 1173 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 1174 | // trace config didn't have the |deferred_start| flag set. |
| 1175 | consumer->StartTracing(); |
| 1176 | |
| 1177 | std::unique_ptr<TraceWriter> writer = producer->endpoint()->CreateTraceWriter( |
| 1178 | tracing_session()->buffers_index[0]); |
| 1179 | WaitForTraceWritersChanged(producer_id); |
| 1180 | |
| 1181 | // Write a few trace packets. |
| 1182 | writer->NewTracePacket()->set_for_testing()->set_str("payload1"); |
| 1183 | writer->NewTracePacket()->set_for_testing()->set_str("payload2"); |
| 1184 | writer->NewTracePacket()->set_for_testing()->set_str("payload3"); |
| 1185 | |
| 1186 | // Flush but don't actually flush the chunk from TraceWriter. |
| 1187 | auto flush_request = consumer->Flush(); |
| 1188 | producer->WaitForFlush(nullptr, /*reply=*/true); |
| 1189 | ASSERT_TRUE(flush_request.WaitForReply()); |
| 1190 | |
| 1191 | // Chunk with the packets should have been scraped. The service can't know |
| 1192 | // whether the last packet was completed, so shouldn't read it. |
| 1193 | auto packets = consumer->ReadBuffers(); |
| 1194 | EXPECT_THAT(packets, Contains(Property( |
| 1195 | &protos::TracePacket::for_testing, |
| 1196 | Property(&protos::TestEvent::str, Eq("payload1"))))); |
| 1197 | EXPECT_THAT(packets, Contains(Property( |
| 1198 | &protos::TracePacket::for_testing, |
| 1199 | Property(&protos::TestEvent::str, Eq("payload2"))))); |
| 1200 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1201 | Property(&protos::TestEvent::str, |
| 1202 | Eq("payload3")))))); |
| 1203 | |
| 1204 | // Write some more packets. |
| 1205 | writer->NewTracePacket()->set_for_testing()->set_str("payload4"); |
| 1206 | writer->NewTracePacket()->set_for_testing()->set_str("payload5"); |
| 1207 | |
| 1208 | // Don't reply to flush, causing a timeout. This should scrape again. |
| 1209 | flush_request = consumer->Flush(/*timeout=*/100); |
| 1210 | producer->WaitForFlush(nullptr, /*reply=*/false); |
| 1211 | ASSERT_FALSE(flush_request.WaitForReply()); |
| 1212 | |
| 1213 | // Chunk with the packets should have been scraped again, overriding the |
| 1214 | // original one. Again, the last packet should be ignored and the first two |
| 1215 | // should not be read twice. |
| 1216 | packets = consumer->ReadBuffers(); |
| 1217 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1218 | Property(&protos::TestEvent::str, |
| 1219 | Eq("payload1")))))); |
| 1220 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1221 | Property(&protos::TestEvent::str, |
| 1222 | Eq("payload2")))))); |
| 1223 | EXPECT_THAT(packets, Contains(Property( |
| 1224 | &protos::TracePacket::for_testing, |
| 1225 | Property(&protos::TestEvent::str, Eq("payload3"))))); |
| 1226 | EXPECT_THAT(packets, Contains(Property( |
| 1227 | &protos::TracePacket::for_testing, |
| 1228 | Property(&protos::TestEvent::str, Eq("payload4"))))); |
| 1229 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1230 | Property(&protos::TestEvent::str, |
| 1231 | Eq("payload5")))))); |
| 1232 | |
| 1233 | consumer->DisableTracing(); |
| 1234 | producer->WaitForDataSourceStop("data_source"); |
| 1235 | consumer->WaitForTracingDisabled(); |
| 1236 | } |
| 1237 | |
| 1238 | // Test scraping on producer disconnect. |
| 1239 | TEST_F(TracingServiceImplTest, ScrapeBuffersOnProducerDisconnect) { |
| 1240 | svc->SetSMBScrapingEnabled(true); |
| 1241 | |
| 1242 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 1243 | consumer->Connect(svc.get()); |
| 1244 | |
| 1245 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 1246 | producer->Connect(svc.get(), "mock_producer"); |
| 1247 | ProducerID producer_id = *last_producer_id(); |
| 1248 | producer->RegisterDataSource("data_source"); |
| 1249 | |
| 1250 | TraceConfig trace_config; |
| 1251 | trace_config.add_buffers()->set_size_kb(128); |
| 1252 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 1253 | ds_config->set_name("data_source"); |
| 1254 | ds_config->set_target_buffer(0); |
| 1255 | consumer->EnableTracing(trace_config); |
| 1256 | |
| 1257 | producer->WaitForTracingSetup(); |
| 1258 | producer->WaitForDataSourceSetup("data_source"); |
| 1259 | producer->WaitForDataSourceStart("data_source"); |
| 1260 | |
| 1261 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 1262 | // trace config didn't have the |deferred_start| flag set. |
| 1263 | consumer->StartTracing(); |
| 1264 | |
| 1265 | std::unique_ptr<TraceWriter> writer = producer->endpoint()->CreateTraceWriter( |
| 1266 | tracing_session()->buffers_index[0]); |
| 1267 | WaitForTraceWritersChanged(producer_id); |
| 1268 | |
| 1269 | // Write a few trace packets. |
| 1270 | writer->NewTracePacket()->set_for_testing()->set_str("payload1"); |
| 1271 | writer->NewTracePacket()->set_for_testing()->set_str("payload2"); |
| 1272 | writer->NewTracePacket()->set_for_testing()->set_str("payload3"); |
| 1273 | |
| 1274 | // Disconnect the producer without committing the chunk. This should cause a |
| 1275 | // scrape of the SMB. Avoid destroying the ShmemArbiter until writer is |
| 1276 | // destroyed. |
| 1277 | auto shmem_arbiter = TakeShmemArbiterForProducer(producer_id); |
| 1278 | producer.reset(); |
| 1279 | |
| 1280 | // Chunk with the packets should have been scraped. The service can't know |
| 1281 | // whether the last packet was completed, so shouldn't read it. |
| 1282 | auto packets = consumer->ReadBuffers(); |
| 1283 | EXPECT_THAT(packets, Contains(Property( |
| 1284 | &protos::TracePacket::for_testing, |
| 1285 | Property(&protos::TestEvent::str, Eq("payload1"))))); |
| 1286 | EXPECT_THAT(packets, Contains(Property( |
| 1287 | &protos::TracePacket::for_testing, |
| 1288 | Property(&protos::TestEvent::str, Eq("payload2"))))); |
| 1289 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1290 | Property(&protos::TestEvent::str, |
| 1291 | Eq("payload3")))))); |
| 1292 | |
| 1293 | // Cleanup writer without causing a crash because the producer already went |
| 1294 | // away. |
| 1295 | static_cast<TraceWriterImpl*>(writer.get())->ResetChunkForTesting(); |
| 1296 | writer.reset(); |
| 1297 | shmem_arbiter.reset(); |
| 1298 | |
| 1299 | consumer->DisableTracing(); |
| 1300 | consumer->WaitForTracingDisabled(); |
| 1301 | } |
| 1302 | |
| 1303 | TEST_F(TracingServiceImplTest, ScrapeBuffersOnDisable) { |
| 1304 | svc->SetSMBScrapingEnabled(true); |
| 1305 | |
| 1306 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 1307 | consumer->Connect(svc.get()); |
| 1308 | |
| 1309 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 1310 | producer->Connect(svc.get(), "mock_producer"); |
| 1311 | ProducerID producer_id = *last_producer_id(); |
| 1312 | producer->RegisterDataSource("data_source"); |
| 1313 | |
| 1314 | TraceConfig trace_config; |
| 1315 | trace_config.add_buffers()->set_size_kb(128); |
| 1316 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 1317 | ds_config->set_name("data_source"); |
| 1318 | ds_config->set_target_buffer(0); |
| 1319 | consumer->EnableTracing(trace_config); |
| 1320 | |
| 1321 | producer->WaitForTracingSetup(); |
| 1322 | producer->WaitForDataSourceSetup("data_source"); |
| 1323 | producer->WaitForDataSourceStart("data_source"); |
| 1324 | |
| 1325 | // Calling StartTracing() should be a noop (% a DLOG statement) because the |
| 1326 | // trace config didn't have the |deferred_start| flag set. |
| 1327 | consumer->StartTracing(); |
| 1328 | |
| 1329 | std::unique_ptr<TraceWriter> writer = producer->endpoint()->CreateTraceWriter( |
| 1330 | tracing_session()->buffers_index[0]); |
| 1331 | WaitForTraceWritersChanged(producer_id); |
| 1332 | |
| 1333 | // Write a few trace packets. |
| 1334 | writer->NewTracePacket()->set_for_testing()->set_str("payload1"); |
| 1335 | writer->NewTracePacket()->set_for_testing()->set_str("payload2"); |
| 1336 | writer->NewTracePacket()->set_for_testing()->set_str("payload3"); |
| 1337 | |
| 1338 | consumer->DisableTracing(); |
| 1339 | producer->WaitForDataSourceStop("data_source"); |
| 1340 | consumer->WaitForTracingDisabled(); |
| 1341 | |
| 1342 | // Chunk with the packets should have been scraped. The service can't know |
| 1343 | // whether the last packet was completed, so shouldn't read it. |
| 1344 | auto packets = consumer->ReadBuffers(); |
| 1345 | EXPECT_THAT(packets, Contains(Property( |
| 1346 | &protos::TracePacket::for_testing, |
| 1347 | Property(&protos::TestEvent::str, Eq("payload1"))))); |
| 1348 | EXPECT_THAT(packets, Contains(Property( |
| 1349 | &protos::TracePacket::for_testing, |
| 1350 | Property(&protos::TestEvent::str, Eq("payload2"))))); |
| 1351 | EXPECT_THAT(packets, Not(Contains(Property(&protos::TracePacket::for_testing, |
| 1352 | Property(&protos::TestEvent::str, |
| 1353 | Eq("payload3")))))); |
| 1354 | } |
| 1355 | |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 1356 | } // namespace perfetto |