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" |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 34 | #include "src/tracing/test/mock_consumer.h" |
| 35 | #include "src/tracing/test/mock_producer.h" |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 36 | #include "src/tracing/test/test_shared_memory.h" |
| 37 | |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 38 | #include "perfetto/trace/test_event.pbzero.h" |
| 39 | #include "perfetto/trace/trace.pb.h" |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 40 | #include "perfetto/trace/trace_packet.pb.h" |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 41 | #include "perfetto/trace/trace_packet.pbzero.h" |
| 42 | |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 43 | using ::testing::_; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 44 | using ::testing::Contains; |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 45 | using ::testing::ElementsAreArray; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 46 | using ::testing::Eq; |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 47 | using ::testing::InSequence; |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 48 | using ::testing::Invoke; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 49 | using ::testing::InvokeWithoutArgs; |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 50 | using ::testing::Mock; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 51 | using ::testing::Property; |
| 52 | using ::testing::StrictMock; |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 53 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 54 | namespace perfetto { |
Sami Kyostila | 32e0b54 | 2018-02-14 08:55:43 +0000 | [diff] [blame] | 55 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 56 | namespace { |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 57 | constexpr size_t kDefaultShmSizeKb = TracingServiceImpl::kDefaultShmSize / 1024; |
| 58 | constexpr size_t kMaxShmSizeKb = TracingServiceImpl::kMaxShmSize / 1024; |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 59 | } // namespace |
| 60 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 61 | class TracingServiceImplTest : public testing::Test { |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 62 | public: |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 63 | TracingServiceImplTest() { |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 64 | auto shm_factory = |
| 65 | std::unique_ptr<SharedMemory::Factory>(new TestSharedMemory::Factory()); |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 66 | svc.reset(static_cast<TracingServiceImpl*>( |
| 67 | TracingService::CreateInstance(std::move(shm_factory), &task_runner) |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 68 | .release())); |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 69 | svc->min_write_period_ms_ = 1; |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 70 | } |
| 71 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 72 | std::unique_ptr<MockProducer> CreateMockProducer() { |
| 73 | return std::unique_ptr<MockProducer>( |
| 74 | new StrictMock<MockProducer>(&task_runner)); |
| 75 | } |
| 76 | |
| 77 | std::unique_ptr<MockConsumer> CreateMockConsumer() { |
| 78 | return std::unique_ptr<MockConsumer>( |
| 79 | new StrictMock<MockConsumer>(&task_runner)); |
| 80 | } |
| 81 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 82 | ProducerID* last_producer_id() { return &svc->last_producer_id_; } |
| 83 | |
| 84 | uid_t GetProducerUid(ProducerID producer_id) { |
| 85 | return svc->GetProducer(producer_id)->uid_; |
| 86 | } |
| 87 | |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 88 | TracingServiceImpl::TracingSession* tracing_session() { |
| 89 | auto* session = svc->GetTracingSession(svc->last_tracing_session_id_); |
| 90 | EXPECT_NE(nullptr, session); |
| 91 | return session; |
| 92 | } |
| 93 | |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 94 | size_t GetNumPendingFlushes() { |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 95 | return tracing_session()->pending_flushes.size(); |
| 96 | } |
| 97 | |
| 98 | void WaitForNextSyncMarker() { |
| 99 | tracing_session()->last_snapshot_time = base::TimeMillis(0); |
| 100 | static int attempt = 0; |
| 101 | while (tracing_session()->last_snapshot_time == base::TimeMillis(0)) { |
| 102 | auto checkpoint_name = "wait_snapshot_" + std::to_string(attempt++); |
| 103 | auto timer_expired = task_runner.CreateCheckpoint(checkpoint_name); |
| 104 | task_runner.PostDelayedTask([timer_expired] { timer_expired(); }, 1); |
| 105 | task_runner.RunUntilCheckpoint(checkpoint_name); |
| 106 | } |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 107 | } |
| 108 | |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 109 | base::TestTaskRunner task_runner; |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 110 | std::unique_ptr<TracingServiceImpl> svc; |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 111 | }; |
| 112 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 113 | TEST_F(TracingServiceImplTest, RegisterAndUnregister) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 114 | std::unique_ptr<MockProducer> mock_producer_1 = CreateMockProducer(); |
| 115 | std::unique_ptr<MockProducer> mock_producer_2 = CreateMockProducer(); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 116 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 117 | mock_producer_1->Connect(svc.get(), "mock_producer_1", 123u /* uid */); |
| 118 | mock_producer_2->Connect(svc.get(), "mock_producer_2", 456u /* uid */); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 119 | |
| 120 | ASSERT_EQ(2u, svc->num_producers()); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 121 | ASSERT_EQ(mock_producer_1->endpoint(), svc->GetProducer(1)); |
| 122 | ASSERT_EQ(mock_producer_2->endpoint(), svc->GetProducer(2)); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 123 | ASSERT_EQ(123u, GetProducerUid(1)); |
| 124 | ASSERT_EQ(456u, GetProducerUid(2)); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 125 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 126 | mock_producer_1->RegisterDataSource("foo"); |
| 127 | mock_producer_2->RegisterDataSource("bar"); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 128 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 129 | mock_producer_1->UnregisterDataSource("foo"); |
| 130 | mock_producer_2->UnregisterDataSource("bar"); |
Primiano Tucci | 9daa483 | 2018-03-28 23:28:17 +0100 | [diff] [blame] | 131 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 132 | mock_producer_1.reset(); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 133 | ASSERT_EQ(1u, svc->num_producers()); |
| 134 | ASSERT_EQ(nullptr, svc->GetProducer(1)); |
| 135 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 136 | mock_producer_2.reset(); |
| 137 | ASSERT_EQ(nullptr, svc->GetProducer(2)); |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 138 | |
| 139 | ASSERT_EQ(0u, svc->num_producers()); |
| 140 | } |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 141 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 142 | TEST_F(TracingServiceImplTest, EnableAndDisableTracing) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 143 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 144 | consumer->Connect(svc.get()); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 145 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 146 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 147 | producer->Connect(svc.get(), "mock_producer"); |
| 148 | producer->RegisterDataSource("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 149 | |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 150 | TraceConfig trace_config; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 151 | trace_config.add_buffers()->set_size_kb(128); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 152 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 153 | ds_config->set_name("data_source"); |
| 154 | consumer->EnableTracing(trace_config); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 155 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 156 | producer->WaitForTracingSetup(); |
| 157 | producer->WaitForDataSourceStart("data_source"); |
| 158 | |
| 159 | consumer->DisableTracing(); |
| 160 | producer->WaitForDataSourceStop("data_source"); |
| 161 | consumer->WaitForTracingDisabled(); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 162 | } |
| 163 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 164 | TEST_F(TracingServiceImplTest, LockdownMode) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 165 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 166 | consumer->Connect(svc.get()); |
| 167 | |
| 168 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 169 | producer->Connect(svc.get(), "mock_producer_sameuid", geteuid()); |
| 170 | producer->RegisterDataSource("data_source"); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 171 | |
| 172 | TraceConfig trace_config; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 173 | trace_config.add_buffers()->set_size_kb(128); |
| 174 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 175 | ds_config->set_name("data_source"); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 176 | trace_config.set_lockdown_mode( |
| 177 | TraceConfig::LockdownModeOperation::LOCKDOWN_SET); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 178 | consumer->EnableTracing(trace_config); |
| 179 | |
| 180 | producer->WaitForTracingSetup(); |
| 181 | producer->WaitForDataSourceStart("data_source"); |
| 182 | |
| 183 | std::unique_ptr<MockProducer> producer_otheruid = CreateMockProducer(); |
| 184 | auto x = svc->ConnectProducer(producer_otheruid.get(), geteuid() + 1, |
| 185 | "mock_producer_ouid"); |
| 186 | EXPECT_CALL(*producer_otheruid, OnConnect()).Times(0); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 187 | task_runner.RunUntilIdle(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 188 | Mock::VerifyAndClearExpectations(producer_otheruid.get()); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 189 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 190 | consumer->DisableTracing(); |
| 191 | consumer->FreeBuffers(); |
| 192 | producer->WaitForDataSourceStop("data_source"); |
| 193 | consumer->WaitForTracingDisabled(); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 194 | |
| 195 | trace_config.set_lockdown_mode( |
| 196 | TraceConfig::LockdownModeOperation::LOCKDOWN_CLEAR); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 197 | consumer->EnableTracing(trace_config); |
| 198 | producer->WaitForDataSourceStart("data_source"); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 199 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 200 | std::unique_ptr<MockProducer> producer_otheruid2 = CreateMockProducer(); |
| 201 | producer_otheruid->Connect(svc.get(), "mock_producer_ouid2", geteuid() + 1); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 202 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 203 | consumer->DisableTracing(); |
| 204 | producer->WaitForDataSourceStop("data_source"); |
| 205 | consumer->WaitForTracingDisabled(); |
Florian Mayer | 61c5548 | 2018-03-06 14:43:54 +0000 | [diff] [blame] | 206 | } |
| 207 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 208 | TEST_F(TracingServiceImplTest, DisconnectConsumerWhileTracing) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 209 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 210 | consumer->Connect(svc.get()); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 211 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 212 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 213 | producer->Connect(svc.get(), "mock_producer"); |
| 214 | producer->RegisterDataSource("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 215 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 216 | TraceConfig trace_config; |
| 217 | trace_config.add_buffers()->set_size_kb(128); |
| 218 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 219 | ds_config->set_name("data_source"); |
| 220 | consumer->EnableTracing(trace_config); |
| 221 | |
| 222 | producer->WaitForTracingSetup(); |
| 223 | producer->WaitForDataSourceStart("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 224 | |
| 225 | // Disconnecting the consumer while tracing should trigger data source |
| 226 | // teardown. |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 227 | consumer.reset(); |
| 228 | producer->WaitForDataSourceStop("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 229 | } |
| 230 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 231 | TEST_F(TracingServiceImplTest, ReconnectProducerWhileTracing) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 232 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 233 | consumer->Connect(svc.get()); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 234 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 235 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 236 | producer->Connect(svc.get(), "mock_producer"); |
| 237 | producer->RegisterDataSource("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 238 | |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 239 | TraceConfig trace_config; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 240 | trace_config.add_buffers()->set_size_kb(128); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 241 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 242 | ds_config->set_name("data_source"); |
| 243 | consumer->EnableTracing(trace_config); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 244 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 245 | producer->WaitForTracingSetup(); |
| 246 | producer->WaitForDataSourceStart("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 247 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 248 | // Disconnecting and reconnecting a producer with a matching data source. |
| 249 | // The Producer should see that data source getting enabled again. |
| 250 | producer.reset(); |
| 251 | producer = CreateMockProducer(); |
| 252 | producer->Connect(svc.get(), "mock_producer_2"); |
| 253 | producer->RegisterDataSource("data_source"); |
| 254 | producer->WaitForTracingSetup(); |
| 255 | producer->WaitForDataSourceStart("data_source"); |
Sami Kyostila | 06487a2 | 2018-02-27 13:48:38 +0000 | [diff] [blame] | 256 | } |
| 257 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 258 | TEST_F(TracingServiceImplTest, ProducerIDWrapping) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 259 | std::vector<std::unique_ptr<MockProducer>> producers; |
| 260 | producers.push_back(nullptr); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 261 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 262 | auto connect_producer_and_get_id = [&producers, |
| 263 | this](const std::string& name) { |
| 264 | producers.emplace_back(CreateMockProducer()); |
| 265 | producers.back()->Connect(svc.get(), "mock_producer_" + name); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 266 | return *last_producer_id(); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 267 | }; |
| 268 | |
| 269 | // Connect producers 1-4. |
| 270 | for (ProducerID i = 1; i <= 4; i++) |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 271 | ASSERT_EQ(i, connect_producer_and_get_id(std::to_string(i))); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 272 | |
| 273 | // Disconnect producers 1,3. |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 274 | producers[1].reset(); |
| 275 | producers[3].reset(); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 276 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 277 | *last_producer_id() = kMaxProducerID - 1; |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 278 | ASSERT_EQ(kMaxProducerID, connect_producer_and_get_id("maxid")); |
| 279 | ASSERT_EQ(1u, connect_producer_and_get_id("1_again")); |
| 280 | ASSERT_EQ(3u, connect_producer_and_get_id("3_again")); |
| 281 | ASSERT_EQ(5u, connect_producer_and_get_id("5")); |
| 282 | ASSERT_EQ(6u, connect_producer_and_get_id("6")); |
Primiano Tucci | 081d46a | 2018-02-28 11:09:43 +0000 | [diff] [blame] | 283 | } |
| 284 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 285 | TEST_F(TracingServiceImplTest, WriteIntoFileAndStopOnMaxSize) { |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 286 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 287 | consumer->Connect(svc.get()); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 288 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 289 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 290 | producer->Connect(svc.get(), "mock_producer"); |
| 291 | producer->RegisterDataSource("data_source"); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 292 | |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 293 | TraceConfig trace_config; |
| 294 | trace_config.add_buffers()->set_size_kb(4096); |
| 295 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 296 | ds_config->set_name("data_source"); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 297 | ds_config->set_target_buffer(0); |
| 298 | trace_config.set_write_into_file(true); |
| 299 | trace_config.set_file_write_period_ms(1); |
| 300 | const uint64_t kMaxFileSize = 512; |
| 301 | trace_config.set_max_file_size_bytes(kMaxFileSize); |
| 302 | base::TempFile tmp_file = base::TempFile::Create(); |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 303 | consumer->EnableTracing(trace_config, base::ScopedFile(dup(tmp_file.fd()))); |
| 304 | |
| 305 | producer->WaitForTracingSetup(); |
| 306 | producer->WaitForDataSourceStart("data_source"); |
| 307 | |
| 308 | static const char kPayload[] = "1234567890abcdef-"; |
| 309 | static const int kNumPackets = 10; |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 310 | |
| 311 | std::unique_ptr<TraceWriter> writer = |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 312 | producer->CreateTraceWriter("data_source"); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 313 | // All these packets should fit within kMaxFileSize. |
| 314 | for (int i = 0; i < kNumPackets; i++) { |
| 315 | auto tp = writer->NewTracePacket(); |
| 316 | std::string payload(kPayload); |
| 317 | payload.append(std::to_string(i)); |
| 318 | tp->set_for_testing()->set_str(payload.c_str(), payload.size()); |
| 319 | } |
| 320 | |
| 321 | // Finally add a packet that overflows kMaxFileSize. This should cause the |
| 322 | // implicit stop of the trace and should *not* be written in the trace. |
| 323 | { |
| 324 | auto tp = writer->NewTracePacket(); |
| 325 | char big_payload[kMaxFileSize] = "BIG!"; |
| 326 | tp->set_for_testing()->set_str(big_payload, sizeof(big_payload)); |
| 327 | } |
| 328 | writer->Flush(); |
| 329 | writer.reset(); |
| 330 | |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 331 | consumer->DisableTracing(); |
| 332 | producer->WaitForDataSourceStop("data_source"); |
| 333 | consumer->WaitForTracingDisabled(); |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 334 | |
| 335 | // Verify the contents of the file. |
| 336 | std::string trace_raw; |
| 337 | ASSERT_TRUE(base::ReadFile(tmp_file.path().c_str(), &trace_raw)); |
| 338 | protos::Trace trace; |
| 339 | ASSERT_TRUE(trace.ParseFromString(trace_raw)); |
| 340 | ASSERT_GE(trace.packet_size(), kNumPackets); |
| 341 | int num_testing_packet = 0; |
| 342 | for (int i = 0; i < trace.packet_size(); i++) { |
| 343 | const protos::TracePacket& tp = trace.packet(i); |
| 344 | if (!tp.has_for_testing()) |
| 345 | continue; |
| 346 | ASSERT_EQ(kPayload + std::to_string(num_testing_packet++), |
| 347 | tp.for_testing().str()); |
| 348 | } |
Primiano Tucci | dca727d | 2018-04-04 11:31:55 +0200 | [diff] [blame] | 349 | } |
Primiano Tucci | 2ffd1a5 | 2018-03-27 01:01:30 +0100 | [diff] [blame] | 350 | |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 351 | // Test the logic that allows the trace config to set the shm total size and |
| 352 | // page size from the trace config. Also check that, if the config doesn't |
| 353 | // 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] | 354 | TEST_F(TracingServiceImplTest, ProducerShmAndPageSizeOverriddenByTraceConfig) { |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 355 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 356 | consumer->Connect(svc.get()); |
| 357 | const size_t kConfigPageSizesKb[] = /****/ {16, 16, 4, 0, 16, 8, 3, 4096, 4}; |
| 358 | const size_t kExpectedPageSizesKb[] = /**/ {16, 16, 4, 4, 16, 8, 4, 64, 4}; |
| 359 | |
| 360 | const size_t kConfigSizesKb[] = /**/ {0, 16, 0, 20, 32, 7, 0, 96, 4096000}; |
| 361 | const size_t kHintSizesKb[] = /****/ {0, 0, 16, 32, 16, 0, 7, 96, 4096000}; |
| 362 | const size_t kExpectedSizesKb[] = { |
| 363 | kDefaultShmSizeKb, // Both hint and config are 0, use default. |
| 364 | 16, // Hint is 0, use config. |
| 365 | 16, // Config is 0, use hint. |
| 366 | 20, // Hint is takes precedence over the config. |
| 367 | 32, // Ditto, even if config is higher than hint. |
| 368 | kDefaultShmSizeKb, // Config is invalid and hint is 0, use default. |
| 369 | kDefaultShmSizeKb, // Config is 0 and hint is invalid, use default. |
| 370 | kDefaultShmSizeKb, // 96 KB isn't a multiple of the page size (64 KB). |
| 371 | kMaxShmSizeKb // Too big, cap at kMaxShmSize. |
| 372 | }; |
| 373 | |
| 374 | const size_t kNumProducers = base::ArraySize(kHintSizesKb); |
| 375 | std::unique_ptr<MockProducer> producer[kNumProducers]; |
| 376 | for (size_t i = 0; i < kNumProducers; i++) { |
| 377 | auto name = "mock_producer_" + std::to_string(i); |
| 378 | producer[i] = CreateMockProducer(); |
| 379 | producer[i]->Connect(svc.get(), name, geteuid(), kHintSizesKb[i] * 1024); |
| 380 | producer[i]->RegisterDataSource("data_source"); |
| 381 | } |
| 382 | |
| 383 | TraceConfig trace_config; |
| 384 | trace_config.add_buffers()->set_size_kb(128); |
| 385 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 386 | ds_config->set_name("data_source"); |
| 387 | for (size_t i = 0; i < kNumProducers; i++) { |
| 388 | auto* producer_config = trace_config.add_producers(); |
| 389 | producer_config->set_producer_name("mock_producer_" + std::to_string(i)); |
Primiano Tucci | 3cbb10a | 2018-04-10 17:52:40 +0100 | [diff] [blame] | 390 | producer_config->set_shm_size_kb(static_cast<uint32_t>(kConfigSizesKb[i])); |
| 391 | producer_config->set_page_size_kb( |
| 392 | static_cast<uint32_t>(kConfigPageSizesKb[i])); |
Primiano Tucci | 1a1951d | 2018-04-04 21:08:16 +0200 | [diff] [blame] | 393 | } |
| 394 | |
| 395 | consumer->EnableTracing(trace_config); |
| 396 | size_t actual_shm_sizes_kb[kNumProducers]{}; |
| 397 | size_t actual_page_sizes_kb[kNumProducers]{}; |
| 398 | for (size_t i = 0; i < kNumProducers; i++) { |
| 399 | producer[i]->WaitForTracingSetup(); |
| 400 | producer[i]->WaitForDataSourceStart("data_source"); |
| 401 | actual_shm_sizes_kb[i] = |
| 402 | producer[i]->endpoint()->shared_memory()->size() / 1024; |
| 403 | actual_page_sizes_kb[i] = |
| 404 | producer[i]->endpoint()->shared_buffer_page_size_kb(); |
| 405 | } |
| 406 | ASSERT_THAT(actual_page_sizes_kb, ElementsAreArray(kExpectedPageSizesKb)); |
| 407 | ASSERT_THAT(actual_shm_sizes_kb, ElementsAreArray(kExpectedSizesKb)); |
| 408 | } |
| 409 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 410 | TEST_F(TracingServiceImplTest, ExplicitFlush) { |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 411 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 412 | consumer->Connect(svc.get()); |
| 413 | |
| 414 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 415 | producer->Connect(svc.get(), "mock_producer"); |
| 416 | producer->RegisterDataSource("data_source"); |
| 417 | |
| 418 | TraceConfig trace_config; |
| 419 | trace_config.add_buffers()->set_size_kb(128); |
| 420 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 421 | ds_config->set_name("data_source"); |
| 422 | |
| 423 | consumer->EnableTracing(trace_config); |
| 424 | producer->WaitForTracingSetup(); |
| 425 | producer->WaitForDataSourceStart("data_source"); |
| 426 | |
| 427 | std::unique_ptr<TraceWriter> writer = |
| 428 | producer->CreateTraceWriter("data_source"); |
| 429 | { |
| 430 | auto tp = writer->NewTracePacket(); |
| 431 | tp->set_for_testing()->set_str("payload"); |
| 432 | } |
| 433 | |
| 434 | auto flush_request = consumer->Flush(); |
| 435 | producer->WaitForFlush(writer.get()); |
| 436 | ASSERT_TRUE(flush_request.WaitForReply()); |
| 437 | |
| 438 | consumer->DisableTracing(); |
| 439 | producer->WaitForDataSourceStop("data_source"); |
| 440 | consumer->WaitForTracingDisabled(); |
| 441 | EXPECT_THAT( |
| 442 | consumer->ReadBuffers(), |
| 443 | Contains(Property(&protos::TracePacket::for_testing, |
| 444 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 445 | } |
| 446 | |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 447 | TEST_F(TracingServiceImplTest, ImplicitFlushOnTimedTraces) { |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 448 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 449 | consumer->Connect(svc.get()); |
| 450 | |
| 451 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 452 | producer->Connect(svc.get(), "mock_producer"); |
| 453 | producer->RegisterDataSource("data_source"); |
| 454 | |
| 455 | TraceConfig trace_config; |
| 456 | trace_config.add_buffers()->set_size_kb(128); |
| 457 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 458 | ds_config->set_name("data_source"); |
| 459 | trace_config.set_duration_ms(1); |
| 460 | |
| 461 | consumer->EnableTracing(trace_config); |
| 462 | producer->WaitForTracingSetup(); |
| 463 | producer->WaitForDataSourceStart("data_source"); |
| 464 | |
| 465 | std::unique_ptr<TraceWriter> writer = |
| 466 | producer->CreateTraceWriter("data_source"); |
| 467 | { |
| 468 | auto tp = writer->NewTracePacket(); |
| 469 | tp->set_for_testing()->set_str("payload"); |
| 470 | } |
| 471 | |
| 472 | producer->WaitForFlush(writer.get()); |
| 473 | |
| 474 | producer->WaitForDataSourceStop("data_source"); |
| 475 | consumer->WaitForTracingDisabled(); |
| 476 | |
| 477 | EXPECT_THAT( |
| 478 | consumer->ReadBuffers(), |
| 479 | Contains(Property(&protos::TracePacket::for_testing, |
| 480 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 481 | } |
| 482 | |
| 483 | // Tests the monotonic semantic of flush request IDs, i.e., once a producer |
| 484 | // acks flush request N, all flush requests <= N are considered successful and |
| 485 | // acked to the consumer. |
Florian Mayer | 6a1a4d5 | 2018-06-08 16:47:07 +0100 | [diff] [blame] | 486 | TEST_F(TracingServiceImplTest, BatchFlushes) { |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 487 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 488 | consumer->Connect(svc.get()); |
| 489 | |
| 490 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 491 | producer->Connect(svc.get(), "mock_producer"); |
| 492 | producer->RegisterDataSource("data_source"); |
| 493 | |
| 494 | TraceConfig trace_config; |
| 495 | trace_config.add_buffers()->set_size_kb(128); |
| 496 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 497 | ds_config->set_name("data_source"); |
| 498 | |
| 499 | consumer->EnableTracing(trace_config); |
| 500 | producer->WaitForTracingSetup(); |
| 501 | producer->WaitForDataSourceStart("data_source"); |
| 502 | |
| 503 | std::unique_ptr<TraceWriter> writer = |
| 504 | producer->CreateTraceWriter("data_source"); |
| 505 | { |
| 506 | auto tp = writer->NewTracePacket(); |
| 507 | tp->set_for_testing()->set_str("payload"); |
| 508 | } |
| 509 | |
| 510 | auto flush_req_1 = consumer->Flush(); |
| 511 | auto flush_req_2 = consumer->Flush(); |
| 512 | auto flush_req_3 = consumer->Flush(); |
| 513 | |
| 514 | // We'll deliberately let the 4th flush request timeout. Use a lower timeout |
| 515 | // to keep test time short. |
| 516 | auto flush_req_4 = consumer->Flush(/*timeout_ms=*/10); |
| 517 | ASSERT_EQ(4u, GetNumPendingFlushes()); |
| 518 | |
| 519 | // Make the producer reply only to the 3rd flush request. |
| 520 | testing::InSequence seq; |
| 521 | producer->WaitForFlush(nullptr); // Will NOT reply to flush id == 1. |
| 522 | producer->WaitForFlush(nullptr); // Will NOT reply to flush id == 2. |
| 523 | producer->WaitForFlush(writer.get()); // Will reply only to flush id == 3. |
| 524 | producer->WaitForFlush(nullptr); // Will NOT reply to flush id == 4. |
| 525 | |
| 526 | // Even if the producer explicily replied only to flush ID == 3, all the |
| 527 | // previous flushed < 3 should be implicitly acked. |
| 528 | ASSERT_TRUE(flush_req_1.WaitForReply()); |
| 529 | ASSERT_TRUE(flush_req_2.WaitForReply()); |
| 530 | ASSERT_TRUE(flush_req_3.WaitForReply()); |
| 531 | |
| 532 | // At this point flush id == 4 should still be pending and should fail because |
| 533 | // of reaching its timeout. |
Primiano Tucci | d52e627 | 2018-04-06 19:06:53 +0200 | [diff] [blame] | 534 | ASSERT_FALSE(flush_req_4.WaitForReply()); |
| 535 | |
| 536 | consumer->DisableTracing(); |
| 537 | producer->WaitForDataSourceStop("data_source"); |
| 538 | consumer->WaitForTracingDisabled(); |
| 539 | EXPECT_THAT( |
| 540 | consumer->ReadBuffers(), |
| 541 | Contains(Property(&protos::TracePacket::for_testing, |
| 542 | Property(&protos::TestEvent::str, Eq("payload"))))); |
| 543 | } |
| 544 | |
Primiano Tucci | baeecf1 | 2018-07-25 12:02:20 +0100 | [diff] [blame] | 545 | // Creates a tracing session where some of the data sources set the |
| 546 | // |will_notify_on_stop| flag and checks that the OnTracingDisabled notification |
| 547 | // to the consumer is delayed until the acks are received. |
| 548 | TEST_F(TracingServiceImplTest, OnTracingDisabledWaitsForDataSourceStopAcks) { |
| 549 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 550 | consumer->Connect(svc.get()); |
| 551 | |
| 552 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 553 | producer->Connect(svc.get(), "mock_producer"); |
| 554 | producer->RegisterDataSource("ds_will_ack_1", /*ack_stop=*/true); |
| 555 | producer->RegisterDataSource("ds_wont_ack"); |
| 556 | producer->RegisterDataSource("ds_will_ack_2", /*ack_stop=*/true); |
| 557 | |
| 558 | TraceConfig trace_config; |
| 559 | trace_config.add_buffers()->set_size_kb(128); |
| 560 | trace_config.add_data_sources()->mutable_config()->set_name("ds_will_ack_1"); |
| 561 | trace_config.add_data_sources()->mutable_config()->set_name("ds_wont_ack"); |
| 562 | trace_config.add_data_sources()->mutable_config()->set_name("ds_will_ack_2"); |
| 563 | trace_config.set_duration_ms(1); |
| 564 | |
| 565 | consumer->EnableTracing(trace_config); |
| 566 | producer->WaitForTracingSetup(); |
| 567 | producer->WaitForDataSourceStart("ds_will_ack_1"); |
| 568 | producer->WaitForDataSourceStart("ds_wont_ack"); |
| 569 | producer->WaitForDataSourceStart("ds_will_ack_2"); |
| 570 | |
| 571 | std::unique_ptr<TraceWriter> writer = |
| 572 | producer->CreateTraceWriter("ds_wont_ack"); |
| 573 | producer->WaitForFlush(writer.get()); |
| 574 | |
| 575 | DataSourceInstanceID id1 = producer->GetDataSourceInstanceId("ds_will_ack_1"); |
| 576 | DataSourceInstanceID id2 = producer->GetDataSourceInstanceId("ds_will_ack_2"); |
| 577 | |
| 578 | producer->WaitForDataSourceStop("ds_will_ack_1"); |
| 579 | producer->WaitForDataSourceStop("ds_wont_ack"); |
| 580 | producer->WaitForDataSourceStop("ds_will_ack_2"); |
| 581 | |
| 582 | producer->endpoint()->NotifyDataSourceStopped(id1); |
| 583 | producer->endpoint()->NotifyDataSourceStopped(id2); |
| 584 | |
| 585 | // Wait for at most half of the service timeout, so that this test fails if |
| 586 | // the service falls back on calling the OnTracingDisabled() because some of |
| 587 | // the expected acks weren't received. |
| 588 | consumer->WaitForTracingDisabled( |
| 589 | TracingServiceImpl::kDataSourceStopTimeoutMs / 2); |
| 590 | } |
| 591 | |
Oystein Eftevaag | f250e1c | 2018-08-23 16:10:52 -0700 | [diff] [blame] | 592 | // Creates a tracing session where a second data source |
| 593 | // is added while the service is waiting for DisableTracing |
| 594 | // acks; the service should not enable the new datasource |
| 595 | // and should not hit any asserts when the consumer is |
| 596 | // subsequently destroyed. |
| 597 | TEST_F(TracingServiceImplTest, OnDataSourceAddedWhilePendingDisableAcks) { |
| 598 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 599 | consumer->Connect(svc.get()); |
| 600 | |
| 601 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 602 | producer->Connect(svc.get(), "mock_producer"); |
| 603 | producer->RegisterDataSource("ds_will_ack", /*ack_stop=*/true); |
| 604 | |
| 605 | TraceConfig trace_config; |
| 606 | trace_config.add_buffers()->set_size_kb(128); |
| 607 | trace_config.add_data_sources()->mutable_config()->set_name("ds_will_ack"); |
| 608 | trace_config.add_data_sources()->mutable_config()->set_name("ds_wont_ack"); |
| 609 | |
| 610 | consumer->EnableTracing(trace_config); |
| 611 | producer->WaitForTracingSetup(); |
| 612 | |
| 613 | consumer->DisableTracing(); |
| 614 | |
| 615 | producer->RegisterDataSource("ds_wont_ack"); |
| 616 | |
| 617 | consumer.reset(); |
| 618 | } |
| 619 | |
Primiano Tucci | baeecf1 | 2018-07-25 12:02:20 +0100 | [diff] [blame] | 620 | // Similar to OnTracingDisabledWaitsForDataSourceStopAcks, but deliberately |
| 621 | // skips the ack and checks that the service invokes the OnTracingDisabled() |
| 622 | // after the timeout. |
| 623 | TEST_F(TracingServiceImplTest, OnTracingDisabledCalledAnywaysInCaseOfTimeout) { |
| 624 | svc->override_data_source_test_timeout_ms_for_testing = 1; |
| 625 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 626 | consumer->Connect(svc.get()); |
| 627 | |
| 628 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 629 | producer->Connect(svc.get(), "mock_producer"); |
| 630 | producer->RegisterDataSource("data_source", /*ack_stop=*/true); |
| 631 | |
| 632 | TraceConfig trace_config; |
| 633 | trace_config.add_buffers()->set_size_kb(128); |
| 634 | trace_config.add_data_sources()->mutable_config()->set_name("data_source"); |
| 635 | trace_config.set_duration_ms(1); |
| 636 | |
| 637 | consumer->EnableTracing(trace_config); |
| 638 | producer->WaitForTracingSetup(); |
| 639 | producer->WaitForDataSourceStart("data_source"); |
| 640 | |
| 641 | std::unique_ptr<TraceWriter> writer = |
| 642 | producer->CreateTraceWriter("data_source"); |
| 643 | producer->WaitForFlush(writer.get()); |
| 644 | |
| 645 | producer->WaitForDataSourceStop("data_source"); |
| 646 | consumer->WaitForTracingDisabled(); |
| 647 | } |
| 648 | |
Primiano Tucci | 03de28f | 2018-08-01 11:29:46 +0100 | [diff] [blame] | 649 | // Tests the session_id logic. Two data sources in the same tracing session |
| 650 | // should see the same session id. |
| 651 | TEST_F(TracingServiceImplTest, SessionId) { |
| 652 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 653 | consumer->Connect(svc.get()); |
| 654 | |
| 655 | std::unique_ptr<MockProducer> producer1 = CreateMockProducer(); |
| 656 | producer1->Connect(svc.get(), "mock_producer1"); |
| 657 | producer1->RegisterDataSource("ds_1A"); |
| 658 | producer1->RegisterDataSource("ds_1B"); |
| 659 | |
| 660 | std::unique_ptr<MockProducer> producer2 = CreateMockProducer(); |
| 661 | producer2->Connect(svc.get(), "mock_producer2"); |
| 662 | producer2->RegisterDataSource("ds_2A"); |
| 663 | |
| 664 | testing::InSequence seq; |
| 665 | TracingSessionID last_session_id = 0; |
| 666 | for (int i = 0; i < 3; i++) { |
| 667 | TraceConfig trace_config; |
| 668 | trace_config.add_buffers()->set_size_kb(128); |
| 669 | trace_config.add_data_sources()->mutable_config()->set_name("ds_1A"); |
| 670 | trace_config.add_data_sources()->mutable_config()->set_name("ds_1B"); |
| 671 | trace_config.add_data_sources()->mutable_config()->set_name("ds_2A"); |
| 672 | trace_config.set_duration_ms(1); |
| 673 | |
| 674 | consumer->EnableTracing(trace_config); |
| 675 | |
| 676 | if (i == 0) |
| 677 | producer1->WaitForTracingSetup(); |
| 678 | producer1->WaitForDataSourceStart("ds_1A"); |
| 679 | producer1->WaitForDataSourceStart("ds_1B"); |
| 680 | |
| 681 | if (i == 0) |
| 682 | producer2->WaitForTracingSetup(); |
| 683 | producer2->WaitForDataSourceStart("ds_2A"); |
| 684 | |
| 685 | auto* ds1 = producer1->GetDataSourceInstance("ds_1A"); |
| 686 | auto* ds2 = producer1->GetDataSourceInstance("ds_1B"); |
| 687 | auto* ds3 = producer2->GetDataSourceInstance("ds_2A"); |
| 688 | ASSERT_EQ(ds1->session_id, ds2->session_id); |
| 689 | ASSERT_EQ(ds1->session_id, ds3->session_id); |
| 690 | ASSERT_NE(ds1->session_id, last_session_id); |
| 691 | last_session_id = ds1->session_id; |
| 692 | |
| 693 | auto writer1 = producer1->CreateTraceWriter("ds_1A"); |
| 694 | producer1->WaitForFlush(writer1.get()); |
| 695 | |
| 696 | auto writer2 = producer2->CreateTraceWriter("ds_2A"); |
| 697 | producer2->WaitForFlush(writer2.get()); |
| 698 | |
| 699 | producer1->WaitForDataSourceStop("ds_1A"); |
| 700 | producer1->WaitForDataSourceStop("ds_1B"); |
| 701 | producer2->WaitForDataSourceStop("ds_2A"); |
| 702 | consumer->WaitForTracingDisabled(); |
| 703 | consumer->FreeBuffers(); |
| 704 | } |
| 705 | } |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 706 | |
| 707 | // Writes a long trace and then tests that the trace parsed in partitions |
| 708 | // derived by the synchronization markers is identical to the whole trace parsed |
| 709 | // in one go. |
| 710 | TEST_F(TracingServiceImplTest, ResynchronizeTraceStreamUsingSyncMarker) { |
| 711 | // Setup tracing. |
| 712 | std::unique_ptr<MockConsumer> consumer = CreateMockConsumer(); |
| 713 | consumer->Connect(svc.get()); |
| 714 | std::unique_ptr<MockProducer> producer = CreateMockProducer(); |
| 715 | producer->Connect(svc.get(), "mock_producer"); |
| 716 | producer->RegisterDataSource("data_source"); |
| 717 | TraceConfig trace_config; |
| 718 | trace_config.add_buffers()->set_size_kb(4096); |
| 719 | auto* ds_config = trace_config.add_data_sources()->mutable_config(); |
| 720 | ds_config->set_name("data_source"); |
| 721 | trace_config.set_write_into_file(true); |
| 722 | trace_config.set_file_write_period_ms(1); |
| 723 | base::TempFile tmp_file = base::TempFile::Create(); |
| 724 | consumer->EnableTracing(trace_config, base::ScopedFile(dup(tmp_file.fd()))); |
| 725 | producer->WaitForTracingSetup(); |
| 726 | producer->WaitForDataSourceStart("data_source"); |
| 727 | |
| 728 | // Write some variable length payload, waiting for sync markers every now |
| 729 | // and then. |
| 730 | const int kNumMarkers = 5; |
| 731 | auto writer = producer->CreateTraceWriter("data_source"); |
| 732 | for (int i = 1; i <= 100; i++) { |
| 733 | std::string payload(i, 'A' + (i % 25)); |
| 734 | writer->NewTracePacket()->set_for_testing()->set_str(payload.c_str()); |
| 735 | if (i % (100 / kNumMarkers) == 0) { |
| 736 | writer->Flush(); |
| 737 | WaitForNextSyncMarker(); |
| 738 | } |
| 739 | } |
| 740 | writer->Flush(); |
| 741 | writer.reset(); |
| 742 | consumer->DisableTracing(); |
| 743 | producer->WaitForDataSourceStop("data_source"); |
| 744 | consumer->WaitForTracingDisabled(); |
| 745 | |
| 746 | std::string trace_raw; |
| 747 | ASSERT_TRUE(base::ReadFile(tmp_file.path().c_str(), &trace_raw)); |
| 748 | |
| 749 | const auto kMarkerSize = sizeof(TracingServiceImpl::kSyncMarker); |
| 750 | const std::string kSyncMarkerStr( |
| 751 | reinterpret_cast<const char*>(TracingServiceImpl::kSyncMarker), |
| 752 | kMarkerSize); |
| 753 | |
| 754 | // Read back the trace in partitions derived from the marker. |
| 755 | // The trace should look like this: |
| 756 | // [uid, marker] [event] [event] [uid, marker] [event] [event] |
| 757 | size_t num_markers = 0; |
| 758 | size_t start = 0; |
| 759 | size_t end = 0; |
| 760 | protos::Trace merged_trace; |
| 761 | for (size_t pos = 0; pos != std::string::npos; start = end) { |
| 762 | pos = trace_raw.find(kSyncMarkerStr, pos + 1); |
| 763 | num_markers++; |
| 764 | end = (pos == std::string::npos) ? trace_raw.size() : pos + kMarkerSize; |
| 765 | int size = static_cast<int>(end - start); |
| 766 | ASSERT_GT(size, 0); |
| 767 | protos::Trace trace_partition; |
| 768 | ASSERT_TRUE(trace_partition.ParseFromArray(trace_raw.data() + start, size)); |
| 769 | merged_trace.MergeFrom(trace_partition); |
| 770 | } |
Lalit Maganti | 9bdc7ce | 2018-09-17 15:25:11 +0100 | [diff] [blame^] | 771 | EXPECT_GE(num_markers, static_cast<size_t>(kNumMarkers)); |
Primiano Tucci | 9754d0d | 2018-09-15 12:41:46 +0100 | [diff] [blame] | 772 | |
| 773 | protos::Trace whole_trace; |
| 774 | ASSERT_TRUE(whole_trace.ParseFromString(trace_raw)); |
| 775 | |
| 776 | ASSERT_EQ(whole_trace.packet_size(), merged_trace.packet_size()); |
| 777 | EXPECT_EQ(whole_trace.SerializeAsString(), merged_trace.SerializeAsString()); |
| 778 | } |
| 779 | |
Primiano Tucci | 4f9b6d7 | 2017-12-05 20:59:16 +0000 | [diff] [blame] | 780 | } // namespace perfetto |