1 /*
2 * Copyright (C) 2019 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
17 #include "src/perfetto_cmd/trigger_producer.h"
18
19 #include <memory>
20
21 #include "perfetto/base/logging.h"
22 #include "perfetto/tracing/core/producer.h"
23 #include "perfetto/tracing/ipc/producer_ipc_client.h"
24 #include "src/tracing/ipc/default_socket.h"
25
26 namespace perfetto {
27
28 class DataSourceConfig;
29
TriggerProducer(base::TaskRunner * task_runner,std::function<void (bool)> callback,const std::vector<std::string> * const triggers)30 TriggerProducer::TriggerProducer(base::TaskRunner* task_runner,
31 std::function<void(bool)> callback,
32 const std::vector<std::string>* const triggers)
33 : task_runner_(task_runner),
34 callback_(std::move(callback)),
35 triggers_(triggers),
36 producer_endpoint_(ProducerIPCClient::Connect(GetProducerSocket(),
37 this,
38 "perfetto_cmd_producer",
39 task_runner)),
40 weak_factory_(this) {
41 // Give the socket up to 10 seconds to attach and send the triggers before
42 // reporting a failure.
43 auto weak_this = weak_factory_.GetWeakPtr();
44 task_runner_->PostDelayedTask(
45 [weak_this]() {
46 if (!weak_this || weak_this->issued_callback_)
47 return;
48 weak_this->issued_callback_ = true;
49 weak_this->callback_(false);
50 },
51 10000);
52 }
53
~TriggerProducer()54 TriggerProducer::~TriggerProducer() {}
55
OnConnect()56 void TriggerProducer::OnConnect() {
57 PERFETTO_DLOG("Producer connected, sending triggers.");
58 // Send activation signal.
59 producer_endpoint_->ActivateTriggers(*triggers_);
60 auto weak_this = weak_factory_.GetWeakPtr();
61 task_runner_->PostTask([weak_this]() {
62 if (!weak_this || weak_this->issued_callback_)
63 return;
64 weak_this->issued_callback_ = true;
65 weak_this->callback_(true);
66 });
67 }
68
OnDisconnect()69 void TriggerProducer::OnDisconnect() {}
70
OnTracingSetup()71 void TriggerProducer::OnTracingSetup() {}
72
SetupDataSource(DataSourceInstanceID,const DataSourceConfig &)73 void TriggerProducer::SetupDataSource(DataSourceInstanceID,
74 const DataSourceConfig&) {
75 PERFETTO_DFATAL("Attempted to SetupDataSource() on commandline producer");
76 }
StartDataSource(DataSourceInstanceID,const DataSourceConfig &)77 void TriggerProducer::StartDataSource(DataSourceInstanceID,
78 const DataSourceConfig&) {
79 PERFETTO_DFATAL("Attempted to StartDataSource() on commandline producer");
80 }
StopDataSource(DataSourceInstanceID)81 void TriggerProducer::StopDataSource(DataSourceInstanceID) {
82 PERFETTO_DFATAL("Attempted to StopDataSource() on commandline producer");
83 }
Flush(FlushRequestID,const DataSourceInstanceID *,size_t)84 void TriggerProducer::Flush(FlushRequestID,
85 const DataSourceInstanceID*,
86 size_t) {
87 PERFETTO_DFATAL("Attempted to Flush() on commandline producer");
88 }
89
ClearIncrementalState(const DataSourceInstanceID *,size_t)90 void TriggerProducer::ClearIncrementalState(const DataSourceInstanceID*,
91 size_t) {
92 PERFETTO_DFATAL(
93 "Attempted to ClearIncrementalState() on commandline producer");
94 }
95
96 } // namespace perfetto
97