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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 // See http://dev.chromium.org/developers/design-documents/multi-process-resourc
e-loading | 5 // See http://dev.chromium.org/developers/design-documents/multi-process-resourc
e-loading |
| 6 | 6 |
| 7 #include "content/browser/loader/resource_dispatcher_host_impl.h" | 7 #include "content/browser/loader/resource_dispatcher_host_impl.h" |
| 8 | 8 |
| 9 #include <algorithm> | 9 #include <algorithm> |
| 10 #include <set> | 10 #include <set> |
| 11 #include <vector> | 11 #include <vector> |
| 12 | 12 |
| 13 #include "base/bind.h" | 13 #include "base/bind.h" |
| 14 #include "base/bind_helpers.h" | 14 #include "base/bind_helpers.h" |
| 15 #include "base/command_line.h" | 15 #include "base/command_line.h" |
| 16 #include "base/compiler_specific.h" | 16 #include "base/compiler_specific.h" |
| 17 #include "base/debug/alias.h" | 17 #include "base/debug/alias.h" |
| 18 #include "base/logging.h" | 18 #include "base/logging.h" |
| 19 #include "base/memory/scoped_ptr.h" | 19 #include "base/memory/scoped_ptr.h" |
| 20 #include "base/memory/shared_memory.h" | 20 #include "base/memory/shared_memory.h" |
| 21 #include "base/message_loop/message_loop.h" | 21 #include "base/message_loop/message_loop.h" |
| 22 #include "base/metrics/histogram_macros.h" | 22 #include "base/metrics/histogram_macros.h" |
| 23 #include "base/metrics/sparse_histogram.h" | 23 #include "base/metrics/sparse_histogram.h" |
| 24 #include "base/profiler/scoped_tracker.h" | 24 #include "base/profiler/scoped_tracker.h" |
| 25 #include "base/stl_util.h" | 25 #include "base/stl_util.h" |
| 26 #include "base/third_party/dynamic_annotations/dynamic_annotations.h" | 26 #include "base/third_party/dynamic_annotations/dynamic_annotations.h" |
| 27 #include "base/time/time.h" | 27 #include "base/time/time.h" |
| 28 #include "content/browser/appcache/appcache_interceptor.h" | 28 #include "content/browser/appcache/appcache_interceptor.h" |
| 29 #include "content/browser/appcache/chrome_appcache_service.h" | 29 #include "content/browser/appcache/chrome_appcache_service.h" |
| 30 #include "content/browser/bad_message.h" |
| 30 #include "content/browser/cert_store_impl.h" | 31 #include "content/browser/cert_store_impl.h" |
| 31 #include "content/browser/child_process_security_policy_impl.h" | 32 #include "content/browser/child_process_security_policy_impl.h" |
| 32 #include "content/browser/download/download_resource_handler.h" | 33 #include "content/browser/download/download_resource_handler.h" |
| 33 #include "content/browser/download/save_file_manager.h" | 34 #include "content/browser/download/save_file_manager.h" |
| 34 #include "content/browser/download/save_file_resource_handler.h" | 35 #include "content/browser/download/save_file_resource_handler.h" |
| 35 #include "content/browser/fileapi/chrome_blob_storage_context.h" | 36 #include "content/browser/fileapi/chrome_blob_storage_context.h" |
| 36 #include "content/browser/frame_host/navigation_request_info.h" | 37 #include "content/browser/frame_host/navigation_request_info.h" |
| 37 #include "content/browser/frame_host/navigator.h" | 38 #include "content/browser/frame_host/navigator.h" |
| 38 #include "content/browser/loader/async_resource_handler.h" | 39 #include "content/browser/loader/async_resource_handler.h" |
| 39 #include "content/browser/loader/buffered_resource_handler.h" | 40 #include "content/browser/loader/buffered_resource_handler.h" |
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| 1125 int request_id, | 1126 int request_id, |
| 1126 const ResourceHostMsg_Request& request_data, | 1127 const ResourceHostMsg_Request& request_data, |
| 1127 IPC::Message* sync_result, // only valid for sync | 1128 IPC::Message* sync_result, // only valid for sync |
| 1128 int route_id) { | 1129 int route_id) { |
| 1129 int process_type = filter_->process_type(); | 1130 int process_type = filter_->process_type(); |
| 1130 int child_id = filter_->child_id(); | 1131 int child_id = filter_->child_id(); |
| 1131 | 1132 |
| 1132 // Reject invalid priority. | 1133 // Reject invalid priority. |
| 1133 if (request_data.priority < net::MINIMUM_PRIORITY || | 1134 if (request_data.priority < net::MINIMUM_PRIORITY || |
| 1134 request_data.priority > net::MAXIMUM_PRIORITY) { | 1135 request_data.priority > net::MAXIMUM_PRIORITY) { |
| 1135 RecordAction(base::UserMetricsAction("BadMessageTerminate_RDH")); | 1136 bad_message::ReceivedBadMessage(filter_, bad_message::RDH_INVALID_PRIORITY); |
| 1136 filter_->BadMessageReceived(); | |
| 1137 return; | 1137 return; |
| 1138 } | 1138 } |
| 1139 | 1139 |
| 1140 // If we crash here, figure out what URL the renderer was requesting. | 1140 // If we crash here, figure out what URL the renderer was requesting. |
| 1141 // http://crbug.com/91398 | 1141 // http://crbug.com/91398 |
| 1142 char url_buf[128]; | 1142 char url_buf[128]; |
| 1143 base::strlcpy(url_buf, request_data.url.spec().c_str(), arraysize(url_buf)); | 1143 base::strlcpy(url_buf, request_data.url.spec().c_str(), arraysize(url_buf)); |
| 1144 base::debug::Alias(url_buf); | 1144 base::debug::Alias(url_buf); |
| 1145 | 1145 |
| 1146 // If the request that's coming in is being transferred from another process, | 1146 // If the request that's coming in is being transferred from another process, |
| 1147 // we want to reuse and resume the old loader rather than start a new one. | 1147 // we want to reuse and resume the old loader rather than start a new one. |
| 1148 LoaderMap::iterator it = pending_loaders_.find( | 1148 LoaderMap::iterator it = pending_loaders_.find( |
| 1149 GlobalRequestID(request_data.transferred_request_child_id, | 1149 GlobalRequestID(request_data.transferred_request_child_id, |
| 1150 request_data.transferred_request_request_id)); | 1150 request_data.transferred_request_request_id)); |
| 1151 if (it != pending_loaders_.end()) { | 1151 if (it != pending_loaders_.end()) { |
| 1152 // If the request is transferring to a new process, we can update our | 1152 // If the request is transferring to a new process, we can update our |
| 1153 // state and let it resume with its existing ResourceHandlers. | 1153 // state and let it resume with its existing ResourceHandlers. |
| 1154 if (it->second->is_transferring()) { | 1154 if (it->second->is_transferring()) { |
| 1155 linked_ptr<ResourceLoader> deferred_loader = it->second; | 1155 linked_ptr<ResourceLoader> deferred_loader = it->second; |
| 1156 UpdateRequestForTransfer(child_id, route_id, request_id, | 1156 UpdateRequestForTransfer(child_id, route_id, request_id, |
| 1157 request_data, deferred_loader); | 1157 request_data, deferred_loader); |
| 1158 | 1158 |
| 1159 deferred_loader->CompleteTransfer(); | 1159 deferred_loader->CompleteTransfer(); |
| 1160 } else { | 1160 } else { |
| 1161 RecordAction(base::UserMetricsAction("BadMessageTerminate_RDH")); | 1161 bad_message::ReceivedBadMessage( |
| 1162 filter_->BadMessageReceived(); | 1162 filter_, bad_message::RDH_REQUEST_NOT_TRANSFERRING); |
| 1163 } | 1163 } |
| 1164 return; | 1164 return; |
| 1165 } | 1165 } |
| 1166 | 1166 |
| 1167 ResourceContext* resource_context = NULL; | 1167 ResourceContext* resource_context = NULL; |
| 1168 net::URLRequestContext* request_context = NULL; | 1168 net::URLRequestContext* request_context = NULL; |
| 1169 filter_->GetContexts(request_data, &resource_context, &request_context); | 1169 filter_->GetContexts(request_data, &resource_context, &request_context); |
| 1170 // http://crbug.com/90971 | 1170 // http://crbug.com/90971 |
| 1171 CHECK(ContainsKey(active_resource_contexts_, resource_context)); | 1171 CHECK(ContainsKey(active_resource_contexts_, resource_context)); |
| 1172 | 1172 |
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| 1349 ResourceContext* resource_context) { | 1349 ResourceContext* resource_context) { |
| 1350 // TODO(pkasting): Remove ScopedTracker below once crbug.com/456331 is fixed. | 1350 // TODO(pkasting): Remove ScopedTracker below once crbug.com/456331 is fixed. |
| 1351 tracked_objects::ScopedTracker tracking_profile( | 1351 tracked_objects::ScopedTracker tracking_profile( |
| 1352 FROM_HERE_WITH_EXPLICIT_FUNCTION( | 1352 FROM_HERE_WITH_EXPLICIT_FUNCTION( |
| 1353 "456331 ResourceDispatcherHostImpl::CreateResourceHandler")); | 1353 "456331 ResourceDispatcherHostImpl::CreateResourceHandler")); |
| 1354 // Construct the IPC resource handler. | 1354 // Construct the IPC resource handler. |
| 1355 scoped_ptr<ResourceHandler> handler; | 1355 scoped_ptr<ResourceHandler> handler; |
| 1356 if (sync_result) { | 1356 if (sync_result) { |
| 1357 // download_to_file is not supported for synchronous requests. | 1357 // download_to_file is not supported for synchronous requests. |
| 1358 if (request_data.download_to_file) { | 1358 if (request_data.download_to_file) { |
| 1359 RecordAction(base::UserMetricsAction("BadMessageTerminate_RDH")); | 1359 bad_message::ReceivedBadMessage(filter_, bad_message::RDH_BAD_DOWNLOAD); |
| 1360 filter_->BadMessageReceived(); | |
| 1361 return scoped_ptr<ResourceHandler>(); | 1360 return scoped_ptr<ResourceHandler>(); |
| 1362 } | 1361 } |
| 1363 | 1362 |
| 1364 handler.reset(new SyncResourceHandler(request, sync_result, this)); | 1363 handler.reset(new SyncResourceHandler(request, sync_result, this)); |
| 1365 } else { | 1364 } else { |
| 1366 handler.reset(new AsyncResourceHandler(request, this)); | 1365 handler.reset(new AsyncResourceHandler(request, this)); |
| 1367 | 1366 |
| 1368 // The RedirectToFileResourceHandler depends on being next in the chain. | 1367 // The RedirectToFileResourceHandler depends on being next in the chain. |
| 1369 if (request_data.download_to_file) { | 1368 if (request_data.download_to_file) { |
| 1370 handler.reset( | 1369 handler.reset( |
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| 2369 | 2368 |
| 2370 // Add a flag to selectively bypass the data reduction proxy if the resource | 2369 // Add a flag to selectively bypass the data reduction proxy if the resource |
| 2371 // type is not an image. | 2370 // type is not an image. |
| 2372 if (request_data.resource_type != RESOURCE_TYPE_IMAGE) | 2371 if (request_data.resource_type != RESOURCE_TYPE_IMAGE) |
| 2373 load_flags |= net::LOAD_BYPASS_DATA_REDUCTION_PROXY; | 2372 load_flags |= net::LOAD_BYPASS_DATA_REDUCTION_PROXY; |
| 2374 | 2373 |
| 2375 return load_flags; | 2374 return load_flags; |
| 2376 } | 2375 } |
| 2377 | 2376 |
| 2378 } // namespace content | 2377 } // namespace content |
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