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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/shared_worker/shared_worker_service_impl.h" | 5 #include "content/browser/shared_worker/shared_worker_service_impl.h" |
6 | 6 |
| 7 #include <algorithm> |
| 8 #include <iterator> |
| 9 #include <set> |
| 10 #include <vector> |
| 11 |
| 12 #include "content/browser/renderer_host/render_process_host_impl.h" |
7 #include "content/browser/shared_worker/shared_worker_host.h" | 13 #include "content/browser/shared_worker/shared_worker_host.h" |
8 #include "content/browser/shared_worker/shared_worker_instance.h" | 14 #include "content/browser/shared_worker/shared_worker_instance.h" |
9 #include "content/browser/shared_worker/shared_worker_message_filter.h" | 15 #include "content/browser/shared_worker/shared_worker_message_filter.h" |
10 #include "content/browser/worker_host/worker_document_set.h" | 16 #include "content/browser/worker_host/worker_document_set.h" |
11 #include "content/common/view_messages.h" | 17 #include "content/common/view_messages.h" |
12 #include "content/common/worker_messages.h" | 18 #include "content/common/worker_messages.h" |
13 #include "content/public/browser/browser_thread.h" | 19 #include "content/public/browser/browser_thread.h" |
14 #include "content/public/browser/worker_service_observer.h" | 20 #include "content/public/browser/worker_service_observer.h" |
15 | 21 |
16 namespace content { | 22 namespace content { |
| 23 namespace { |
| 24 |
| 25 class ScopedWorkerDependencyChecker { |
| 26 public: |
| 27 explicit ScopedWorkerDependencyChecker(SharedWorkerServiceImpl* service) |
| 28 : service_(service) {} |
| 29 ~ScopedWorkerDependencyChecker() { service_->CheckWorkerDependency(); } |
| 30 |
| 31 private: |
| 32 SharedWorkerServiceImpl* service_; |
| 33 DISALLOW_COPY_AND_ASSIGN(ScopedWorkerDependencyChecker); |
| 34 }; |
| 35 |
| 36 void UpdateWorkerDependencyOnUI(const std::vector<int>& added_ids, |
| 37 const std::vector<int>& removed_ids) { |
| 38 for (size_t i = 0; i < added_ids.size(); ++i) { |
| 39 RenderProcessHostImpl* render_process_host_impl = |
| 40 static_cast<RenderProcessHostImpl*>( |
| 41 RenderProcessHost::FromID(added_ids[i])); |
| 42 if (!render_process_host_impl) |
| 43 continue; |
| 44 render_process_host_impl->IncrementWorkerRefCount(); |
| 45 } |
| 46 for (size_t i = 0; i < removed_ids.size(); ++i) { |
| 47 RenderProcessHostImpl* render_process_host_impl = |
| 48 static_cast<RenderProcessHostImpl*>( |
| 49 RenderProcessHost::FromID(removed_ids[i])); |
| 50 if (!render_process_host_impl) |
| 51 continue; |
| 52 render_process_host_impl->DecrementWorkerRefCount(); |
| 53 } |
| 54 } |
| 55 |
| 56 void UpdateWorkerDependency(const std::vector<int>& added_ids, |
| 57 const std::vector<int>& removed_ids) { |
| 58 BrowserThread::PostTask( |
| 59 BrowserThread::UI, |
| 60 FROM_HERE, |
| 61 base::Bind(&UpdateWorkerDependencyOnUI, added_ids, removed_ids)); |
| 62 } |
| 63 |
| 64 } // namespace |
17 | 65 |
18 SharedWorkerServiceImpl* SharedWorkerServiceImpl::GetInstance() { | 66 SharedWorkerServiceImpl* SharedWorkerServiceImpl::GetInstance() { |
19 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 67 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
20 return Singleton<SharedWorkerServiceImpl>::get(); | 68 return Singleton<SharedWorkerServiceImpl>::get(); |
21 } | 69 } |
22 | 70 |
23 SharedWorkerServiceImpl::SharedWorkerServiceImpl() { | 71 SharedWorkerServiceImpl::SharedWorkerServiceImpl() |
24 } | 72 : update_worker_dependency_(UpdateWorkerDependency) {} |
25 | 73 |
26 SharedWorkerServiceImpl::~SharedWorkerServiceImpl() { | 74 SharedWorkerServiceImpl::~SharedWorkerServiceImpl() {} |
| 75 |
| 76 void SharedWorkerServiceImpl::ResetForTesting() { |
| 77 last_worker_depended_renderers_.clear(); |
| 78 worker_hosts_.clear(); |
| 79 observers_.Clear(); |
| 80 update_worker_dependency_ = UpdateWorkerDependency; |
27 } | 81 } |
28 | 82 |
29 bool SharedWorkerServiceImpl::TerminateWorker(int process_id, int route_id) { | 83 bool SharedWorkerServiceImpl::TerminateWorker(int process_id, int route_id) { |
30 SharedWorkerHost* host = | 84 SharedWorkerHost* host = |
31 worker_hosts_.get(std::make_pair(process_id, route_id)); | 85 worker_hosts_.get(std::make_pair(process_id, route_id)); |
32 if (!host || !host->instance()) | 86 if (!host || !host->instance()) |
33 return false; | 87 return false; |
34 host->TerminateWorker(); | 88 host->TerminateWorker(); |
35 return true; | 89 return true; |
36 } | 90 } |
(...skipping 29 matching lines...) Expand all Loading... |
66 } | 120 } |
67 | 121 |
68 void SharedWorkerServiceImpl::CreateWorker( | 122 void SharedWorkerServiceImpl::CreateWorker( |
69 const ViewHostMsg_CreateWorker_Params& params, | 123 const ViewHostMsg_CreateWorker_Params& params, |
70 int route_id, | 124 int route_id, |
71 SharedWorkerMessageFilter* filter, | 125 SharedWorkerMessageFilter* filter, |
72 ResourceContext* resource_context, | 126 ResourceContext* resource_context, |
73 const WorkerStoragePartition& partition, | 127 const WorkerStoragePartition& partition, |
74 bool* url_mismatch) { | 128 bool* url_mismatch) { |
75 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 129 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| 130 ScopedWorkerDependencyChecker checker(this); |
76 *url_mismatch = false; | 131 *url_mismatch = false; |
77 SharedWorkerInstance* existing_instance = | 132 SharedWorkerInstance* existing_instance = |
78 FindSharedWorkerInstance( | 133 FindSharedWorkerInstance( |
79 params.url, params.name, partition, resource_context); | 134 params.url, params.name, partition, resource_context); |
80 if (existing_instance) { | 135 if (existing_instance) { |
81 if (params.url != existing_instance->url()) { | 136 if (params.url != existing_instance->url()) { |
82 *url_mismatch = true; | 137 *url_mismatch = true; |
83 return; | 138 return; |
84 } | 139 } |
85 if (existing_instance->load_failed()) { | 140 if (existing_instance->load_failed()) { |
(...skipping 42 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
128 iter != worker_hosts_.end(); | 183 iter != worker_hosts_.end(); |
129 ++iter) { | 184 ++iter) { |
130 if (iter->second->FilterMessage(message, filter)) | 185 if (iter->second->FilterMessage(message, filter)) |
131 return; | 186 return; |
132 } | 187 } |
133 } | 188 } |
134 | 189 |
135 void SharedWorkerServiceImpl::DocumentDetached( | 190 void SharedWorkerServiceImpl::DocumentDetached( |
136 unsigned long long document_id, | 191 unsigned long long document_id, |
137 SharedWorkerMessageFilter* filter) { | 192 SharedWorkerMessageFilter* filter) { |
| 193 ScopedWorkerDependencyChecker checker(this); |
138 for (WorkerHostMap::const_iterator iter = worker_hosts_.begin(); | 194 for (WorkerHostMap::const_iterator iter = worker_hosts_.begin(); |
139 iter != worker_hosts_.end(); | 195 iter != worker_hosts_.end(); |
140 ++iter) { | 196 ++iter) { |
141 iter->second->DocumentDetached(filter, document_id); | 197 iter->second->DocumentDetached(filter, document_id); |
142 } | 198 } |
143 } | 199 } |
144 | 200 |
145 void SharedWorkerServiceImpl::WorkerContextClosed( | 201 void SharedWorkerServiceImpl::WorkerContextClosed( |
146 int worker_route_id, | 202 int worker_route_id, |
147 SharedWorkerMessageFilter* filter) { | 203 SharedWorkerMessageFilter* filter) { |
| 204 ScopedWorkerDependencyChecker checker(this); |
148 if (SharedWorkerHost* host = FindSharedWorkerHost(filter, worker_route_id)) | 205 if (SharedWorkerHost* host = FindSharedWorkerHost(filter, worker_route_id)) |
149 host->WorkerContextClosed(); | 206 host->WorkerContextClosed(); |
150 } | 207 } |
151 | 208 |
152 void SharedWorkerServiceImpl::WorkerContextDestroyed( | 209 void SharedWorkerServiceImpl::WorkerContextDestroyed( |
153 int worker_route_id, | 210 int worker_route_id, |
154 SharedWorkerMessageFilter* filter) { | 211 SharedWorkerMessageFilter* filter) { |
| 212 ScopedWorkerDependencyChecker checker(this); |
155 scoped_ptr<SharedWorkerHost> host = | 213 scoped_ptr<SharedWorkerHost> host = |
156 worker_hosts_.take_and_erase(std::make_pair(filter->render_process_id(), | 214 worker_hosts_.take_and_erase(std::make_pair(filter->render_process_id(), |
157 worker_route_id)); | 215 worker_route_id)); |
158 if (!host) | 216 if (!host) |
159 return; | 217 return; |
160 host->WorkerContextDestroyed(); | 218 host->WorkerContextDestroyed(); |
161 } | 219 } |
162 | 220 |
163 void SharedWorkerServiceImpl::WorkerScriptLoaded( | 221 void SharedWorkerServiceImpl::WorkerScriptLoaded( |
164 int worker_route_id, | 222 int worker_route_id, |
165 SharedWorkerMessageFilter* filter) { | 223 SharedWorkerMessageFilter* filter) { |
166 if (SharedWorkerHost* host = FindSharedWorkerHost(filter, worker_route_id)) | 224 if (SharedWorkerHost* host = FindSharedWorkerHost(filter, worker_route_id)) |
167 host->WorkerScriptLoaded(); | 225 host->WorkerScriptLoaded(); |
168 } | 226 } |
169 | 227 |
170 void SharedWorkerServiceImpl::WorkerScriptLoadFailed( | 228 void SharedWorkerServiceImpl::WorkerScriptLoadFailed( |
171 int worker_route_id, | 229 int worker_route_id, |
172 SharedWorkerMessageFilter* filter) { | 230 SharedWorkerMessageFilter* filter) { |
| 231 ScopedWorkerDependencyChecker checker(this); |
173 scoped_ptr<SharedWorkerHost> host = | 232 scoped_ptr<SharedWorkerHost> host = |
174 worker_hosts_.take_and_erase(std::make_pair(filter->render_process_id(), | 233 worker_hosts_.take_and_erase(std::make_pair(filter->render_process_id(), |
175 worker_route_id)); | 234 worker_route_id)); |
176 if (!host) | 235 if (!host) |
177 return; | 236 return; |
178 host->WorkerScriptLoadFailed(); | 237 host->WorkerScriptLoadFailed(); |
179 } | 238 } |
180 | 239 |
181 void SharedWorkerServiceImpl::WorkerConnected( | 240 void SharedWorkerServiceImpl::WorkerConnected( |
182 int message_port_id, | 241 int message_port_id, |
(...skipping 29 matching lines...) Expand all Loading... |
212 const GURL& url, | 271 const GURL& url, |
213 const base::string16& name, | 272 const base::string16& name, |
214 bool* result, | 273 bool* result, |
215 SharedWorkerMessageFilter* filter) { | 274 SharedWorkerMessageFilter* filter) { |
216 if (SharedWorkerHost* host = FindSharedWorkerHost(filter, worker_route_id)) | 275 if (SharedWorkerHost* host = FindSharedWorkerHost(filter, worker_route_id)) |
217 host->AllowIndexedDB(url, name, result); | 276 host->AllowIndexedDB(url, name, result); |
218 } | 277 } |
219 | 278 |
220 void SharedWorkerServiceImpl::OnSharedWorkerMessageFilterClosing( | 279 void SharedWorkerServiceImpl::OnSharedWorkerMessageFilterClosing( |
221 SharedWorkerMessageFilter* filter) { | 280 SharedWorkerMessageFilter* filter) { |
| 281 ScopedWorkerDependencyChecker checker(this); |
222 std::vector<ProcessRouteIdPair> remove_list; | 282 std::vector<ProcessRouteIdPair> remove_list; |
223 for (WorkerHostMap::iterator iter = worker_hosts_.begin(); | 283 for (WorkerHostMap::iterator iter = worker_hosts_.begin(); |
224 iter != worker_hosts_.end(); | 284 iter != worker_hosts_.end(); |
225 ++iter) { | 285 ++iter) { |
226 iter->second->FilterShutdown(filter); | 286 iter->second->FilterShutdown(filter); |
227 if (iter->first.first == filter->render_process_id()) | 287 if (iter->first.first == filter->render_process_id()) |
228 remove_list.push_back(iter->first); | 288 remove_list.push_back(iter->first); |
229 } | 289 } |
230 for (size_t i = 0; i < remove_list.size(); ++i) | 290 for (size_t i = 0; i < remove_list.size(); ++i) |
231 worker_hosts_.erase(remove_list[i]); | 291 worker_hosts_.erase(remove_list[i]); |
(...skipping 14 matching lines...) Expand all Loading... |
246 for (WorkerHostMap::const_iterator iter = worker_hosts_.begin(); | 306 for (WorkerHostMap::const_iterator iter = worker_hosts_.begin(); |
247 iter != worker_hosts_.end(); | 307 iter != worker_hosts_.end(); |
248 ++iter) { | 308 ++iter) { |
249 SharedWorkerInstance* instance = iter->second->instance(); | 309 SharedWorkerInstance* instance = iter->second->instance(); |
250 if (instance && instance->Matches(url, name, partition, resource_context)) | 310 if (instance && instance->Matches(url, name, partition, resource_context)) |
251 return instance; | 311 return instance; |
252 } | 312 } |
253 return NULL; | 313 return NULL; |
254 } | 314 } |
255 | 315 |
| 316 const std::set<int> |
| 317 SharedWorkerServiceImpl::GetRenderersWithWorkerDependency() { |
| 318 std::set<int> dependent_renderers; |
| 319 for (WorkerHostMap::iterator host_iter = worker_hosts_.begin(); |
| 320 host_iter != worker_hosts_.end(); |
| 321 ++host_iter) { |
| 322 const int process_id = host_iter->first.first; |
| 323 if (dependent_renderers.count(process_id)) |
| 324 continue; |
| 325 SharedWorkerInstance* instance = host_iter->second->instance(); |
| 326 if (instance && |
| 327 instance->worker_document_set()->ContainsExternalRenderer(process_id)) { |
| 328 dependent_renderers.insert(process_id); |
| 329 } |
| 330 } |
| 331 return dependent_renderers; |
| 332 } |
| 333 |
| 334 void SharedWorkerServiceImpl::CheckWorkerDependency() { |
| 335 const std::set<int> current_worker_depended_renderers = |
| 336 GetRenderersWithWorkerDependency(); |
| 337 std::vector<int> added_items; |
| 338 std::vector<int> removed_items; |
| 339 std::set_difference(current_worker_depended_renderers.begin(), |
| 340 current_worker_depended_renderers.end(), |
| 341 last_worker_depended_renderers_.begin(), |
| 342 last_worker_depended_renderers_.end(), |
| 343 std::back_inserter(added_items)); |
| 344 std::set_difference(last_worker_depended_renderers_.begin(), |
| 345 last_worker_depended_renderers_.end(), |
| 346 current_worker_depended_renderers.begin(), |
| 347 current_worker_depended_renderers.end(), |
| 348 std::back_inserter(removed_items)); |
| 349 if (!added_items.empty() || !removed_items.empty()) { |
| 350 last_worker_depended_renderers_ = current_worker_depended_renderers; |
| 351 update_worker_dependency_(added_items, removed_items); |
| 352 } |
| 353 } |
| 354 |
| 355 void SharedWorkerServiceImpl::ChangeUpdateWorkerDependencyFuncForTesting( |
| 356 UpdateWorkerDependencyFunc new_func) { |
| 357 update_worker_dependency_ = new_func; |
| 358 } |
| 359 |
256 } // namespace content | 360 } // namespace content |
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