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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/tracing/trace_message_filter.h" | 5 #include "content/browser/tracing/trace_message_filter.h" |
6 | 6 |
7 #include "components/tracing/common/tracing_messages.h" | 7 #include "components/tracing/common/tracing_messages.h" |
8 #include "content/browser/tracing/background_tracing_manager_impl.h" | 8 #include "content/browser/tracing/background_tracing_manager_impl.h" |
9 #include "content/browser/tracing/tracing_controller_impl.h" | 9 #include "content/browser/tracing/tracing_controller_impl.h" |
10 #include "content/common/child_process_host_impl.h" | 10 #include "content/common/child_process_host_impl.h" |
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39 // Always on IO thread (BrowserMessageFilter guarantee). | 39 // Always on IO thread (BrowserMessageFilter guarantee). |
40 bool handled = true; | 40 bool handled = true; |
41 IPC_BEGIN_MESSAGE_MAP(TraceMessageFilter, message) | 41 IPC_BEGIN_MESSAGE_MAP(TraceMessageFilter, message) |
42 IPC_MESSAGE_HANDLER(TracingHostMsg_ChildSupportsTracing, | 42 IPC_MESSAGE_HANDLER(TracingHostMsg_ChildSupportsTracing, |
43 OnChildSupportsTracing) | 43 OnChildSupportsTracing) |
44 IPC_MESSAGE_HANDLER(TracingHostMsg_EndTracingAck, OnEndTracingAck) | 44 IPC_MESSAGE_HANDLER(TracingHostMsg_EndTracingAck, OnEndTracingAck) |
45 IPC_MESSAGE_HANDLER(TracingHostMsg_TraceDataCollected, | 45 IPC_MESSAGE_HANDLER(TracingHostMsg_TraceDataCollected, |
46 OnTraceDataCollected) | 46 OnTraceDataCollected) |
47 IPC_MESSAGE_HANDLER(TracingHostMsg_TraceLogStatusReply, | 47 IPC_MESSAGE_HANDLER(TracingHostMsg_TraceLogStatusReply, |
48 OnTraceLogStatusReply) | 48 OnTraceLogStatusReply) |
49 IPC_MESSAGE_HANDLER(TracingHostMsg_GlobalMemoryDumpRequest, | |
50 OnGlobalMemoryDumpRequest) | |
51 IPC_MESSAGE_HANDLER(TracingHostMsg_ProcessMemoryDumpResponse, | |
52 OnProcessMemoryDumpResponse) | |
53 IPC_MESSAGE_HANDLER(TracingHostMsg_TriggerBackgroundTrace, | 49 IPC_MESSAGE_HANDLER(TracingHostMsg_TriggerBackgroundTrace, |
54 OnTriggerBackgroundTrace) | 50 OnTriggerBackgroundTrace) |
55 IPC_MESSAGE_HANDLER(TracingHostMsg_AbortBackgroundTrace, | 51 IPC_MESSAGE_HANDLER(TracingHostMsg_AbortBackgroundTrace, |
56 OnAbortBackgroundTrace) | 52 OnAbortBackgroundTrace) |
57 IPC_MESSAGE_UNHANDLED(handled = false) | 53 IPC_MESSAGE_UNHANDLED(handled = false) |
58 IPC_END_MESSAGE_MAP() | 54 IPC_END_MESSAGE_MAP() |
59 return handled; | 55 return handled; |
60 } | 56 } |
61 | 57 |
62 void TraceMessageFilter::SendBeginTracing( | 58 void TraceMessageFilter::SendBeginTracing( |
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80 Send(new TracingMsg_CancelTracing); | 76 Send(new TracingMsg_CancelTracing); |
81 } | 77 } |
82 | 78 |
83 void TraceMessageFilter::SendGetTraceLogStatus() { | 79 void TraceMessageFilter::SendGetTraceLogStatus() { |
84 DCHECK_CURRENTLY_ON(BrowserThread::UI); | 80 DCHECK_CURRENTLY_ON(BrowserThread::UI); |
85 DCHECK(!is_awaiting_buffer_percent_full_ack_); | 81 DCHECK(!is_awaiting_buffer_percent_full_ack_); |
86 is_awaiting_buffer_percent_full_ack_ = true; | 82 is_awaiting_buffer_percent_full_ack_ = true; |
87 Send(new TracingMsg_GetTraceLogStatus); | 83 Send(new TracingMsg_GetTraceLogStatus); |
88 } | 84 } |
89 | 85 |
90 // Called by TracingControllerImpl, which handles the multiprocess coordination. | |
91 void TraceMessageFilter::SendProcessMemoryDumpRequest( | |
92 const base::trace_event::MemoryDumpRequestArgs& args) { | |
93 Send(new TracingMsg_ProcessMemoryDumpRequest(args)); | |
94 } | |
95 | |
96 // Called by TracingControllerImpl, which handles the multiprocess coordination. | |
97 void TraceMessageFilter::SendGlobalMemoryDumpResponse(uint64_t dump_guid, | |
98 bool success) { | |
99 Send(new TracingMsg_GlobalMemoryDumpResponse(dump_guid, success)); | |
100 } | |
101 | |
102 void TraceMessageFilter::OnChildSupportsTracing() { | 86 void TraceMessageFilter::OnChildSupportsTracing() { |
103 has_child_ = true; | 87 has_child_ = true; |
104 TracingControllerImpl::GetInstance()->AddTraceMessageFilter(this); | 88 TracingControllerImpl::GetInstance()->AddTraceMessageFilter(this); |
105 } | 89 } |
106 | 90 |
107 void TraceMessageFilter::OnEndTracingAck( | 91 void TraceMessageFilter::OnEndTracingAck( |
108 const std::vector<std::string>& known_categories) { | 92 const std::vector<std::string>& known_categories) { |
109 // is_awaiting_end_ack_ should always be true here, but check in case the | 93 // is_awaiting_end_ack_ should always be true here, but check in case the |
110 // child process is compromised. | 94 // child process is compromised. |
111 if (is_awaiting_end_ack_) { | 95 if (is_awaiting_end_ack_) { |
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126 void TraceMessageFilter::OnTraceLogStatusReply( | 110 void TraceMessageFilter::OnTraceLogStatusReply( |
127 const base::trace_event::TraceLogStatus& status) { | 111 const base::trace_event::TraceLogStatus& status) { |
128 if (is_awaiting_buffer_percent_full_ack_) { | 112 if (is_awaiting_buffer_percent_full_ack_) { |
129 is_awaiting_buffer_percent_full_ack_ = false; | 113 is_awaiting_buffer_percent_full_ack_ = false; |
130 TracingControllerImpl::GetInstance()->OnTraceLogStatusReply(this, status); | 114 TracingControllerImpl::GetInstance()->OnTraceLogStatusReply(this, status); |
131 } else { | 115 } else { |
132 NOTREACHED(); | 116 NOTREACHED(); |
133 } | 117 } |
134 } | 118 } |
135 | 119 |
136 void TraceMessageFilter::OnGlobalMemoryDumpRequest( | |
137 const base::trace_event::MemoryDumpRequestArgs& args) { | |
138 TracingControllerImpl::GetInstance()->RequestGlobalMemoryDump( | |
139 args, | |
140 base::Bind(&TraceMessageFilter::SendGlobalMemoryDumpResponse, this)); | |
141 } | |
142 | |
143 void TraceMessageFilter::OnProcessMemoryDumpResponse(uint64_t dump_guid, | |
144 bool success) { | |
145 TracingControllerImpl::GetInstance()->OnProcessMemoryDumpResponse( | |
146 this, dump_guid, success); | |
147 } | |
148 | |
149 void TraceMessageFilter::OnTriggerBackgroundTrace(const std::string& name) { | 120 void TraceMessageFilter::OnTriggerBackgroundTrace(const std::string& name) { |
150 BackgroundTracingManagerImpl::GetInstance()->OnHistogramTrigger(name); | 121 BackgroundTracingManagerImpl::GetInstance()->OnHistogramTrigger(name); |
151 } | 122 } |
152 | 123 |
153 void TraceMessageFilter::OnAbortBackgroundTrace() { | 124 void TraceMessageFilter::OnAbortBackgroundTrace() { |
154 BackgroundTracingManagerImpl::GetInstance()->AbortScenario(); | 125 BackgroundTracingManagerImpl::GetInstance()->AbortScenario(); |
155 } | 126 } |
156 | 127 |
157 } // namespace content | 128 } // namespace content |
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