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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 "chrome/browser/extensions/extension_protocols.h" | 5 #include "chrome/browser/extensions/extension_protocols.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 | 8 |
| 9 #include "base/base64.h" | 9 #include "base/base64.h" |
| 10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
| 11 #include "base/file_util.h" | 11 #include "base/file_util.h" |
| 12 #include "base/files/file_path.h" | 12 #include "base/files/file_path.h" |
| 13 #include "base/format_macros.h" | 13 #include "base/format_macros.h" |
| 14 #include "base/logging.h" | 14 #include "base/logging.h" |
| 15 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
| 16 #include "base/message_loop/message_loop.h" | 16 #include "base/message_loop/message_loop.h" |
| 17 #include "base/path_service.h" | 17 #include "base/path_service.h" |
| 18 #include "base/sha1.h" | 18 #include "base/sha1.h" |
| 19 #include "base/strings/string_number_conversions.h" | 19 #include "base/strings/string_number_conversions.h" |
| 20 #include "base/strings/string_util.h" | 20 #include "base/strings/string_util.h" |
| 21 #include "base/strings/stringprintf.h" | 21 #include "base/strings/stringprintf.h" |
| 22 #include "base/strings/utf_string_conversions.h" | 22 #include "base/strings/utf_string_conversions.h" |
| 23 #include "base/threading/sequenced_worker_pool.h" | 23 #include "base/threading/sequenced_worker_pool.h" |
| 24 #include "base/threading/thread_restrictions.h" | 24 #include "base/threading/thread_restrictions.h" |
| 25 #include "build/build_config.h" | 25 #include "build/build_config.h" |
| 26 #include "chrome/browser/extensions/extension_info_map.h" | |
| 27 #include "chrome/browser/extensions/extension_renderer_state.h" | 26 #include "chrome/browser/extensions/extension_renderer_state.h" |
| 28 #include "chrome/browser/extensions/image_loader.h" | 27 #include "chrome/browser/extensions/image_loader.h" |
| 29 #include "chrome/common/chrome_paths.h" | 28 #include "chrome/common/chrome_paths.h" |
| 30 #include "chrome/common/extensions/csp_handler.h" | 29 #include "chrome/common/extensions/csp_handler.h" |
| 31 #include "chrome/common/extensions/extension.h" | 30 #include "chrome/common/extensions/extension.h" |
| 32 #include "chrome/common/extensions/manifest_handlers/icons_handler.h" | 31 #include "chrome/common/extensions/manifest_handlers/icons_handler.h" |
| 33 #include "chrome/common/extensions/manifest_handlers/shared_module_info.h" | 32 #include "chrome/common/extensions/manifest_handlers/shared_module_info.h" |
| 34 #include "chrome/common/extensions/manifest_url_handler.h" | 33 #include "chrome/common/extensions/manifest_url_handler.h" |
| 35 #include "chrome/common/extensions/web_accessible_resources_handler.h" | 34 #include "chrome/common/extensions/web_accessible_resources_handler.h" |
| 36 #include "chrome/common/extensions/webview_handler.h" | 35 #include "chrome/common/extensions/webview_handler.h" |
| 37 #include "chrome/common/url_constants.h" | 36 #include "chrome/common/url_constants.h" |
| 38 #include "content/public/browser/browser_thread.h" | 37 #include "content/public/browser/browser_thread.h" |
| 39 #include "content/public/browser/resource_request_info.h" | 38 #include "content/public/browser/resource_request_info.h" |
| 39 #include "extensions/browser/info_map.h" |
| 40 #include "extensions/common/constants.h" | 40 #include "extensions/common/constants.h" |
| 41 #include "extensions/common/extension_resource.h" | 41 #include "extensions/common/extension_resource.h" |
| 42 #include "extensions/common/file_util.h" | 42 #include "extensions/common/file_util.h" |
| 43 #include "extensions/common/manifest_handlers/background_info.h" | 43 #include "extensions/common/manifest_handlers/background_info.h" |
| 44 #include "extensions/common/manifest_handlers/incognito_info.h" | 44 #include "extensions/common/manifest_handlers/incognito_info.h" |
| 45 #include "grit/component_extension_resources_map.h" | 45 #include "grit/component_extension_resources_map.h" |
| 46 #include "net/base/mime_util.h" | 46 #include "net/base/mime_util.h" |
| 47 #include "net/base/net_errors.h" | 47 #include "net/base/net_errors.h" |
| 48 #include "net/http/http_request_headers.h" | 48 #include "net/http/http_request_headers.h" |
| 49 #include "net/http/http_response_headers.h" | 49 #include "net/http/http_response_headers.h" |
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| 307 | 307 |
| 308 net::HttpResponseInfo response_info_; | 308 net::HttpResponseInfo response_info_; |
| 309 extensions::ExtensionResource resource_; | 309 extensions::ExtensionResource resource_; |
| 310 std::string content_security_policy_; | 310 std::string content_security_policy_; |
| 311 bool send_cors_header_; | 311 bool send_cors_header_; |
| 312 base::WeakPtrFactory<URLRequestExtensionJob> weak_factory_; | 312 base::WeakPtrFactory<URLRequestExtensionJob> weak_factory_; |
| 313 }; | 313 }; |
| 314 | 314 |
| 315 bool ExtensionCanLoadInIncognito(const ResourceRequestInfo* info, | 315 bool ExtensionCanLoadInIncognito(const ResourceRequestInfo* info, |
| 316 const std::string& extension_id, | 316 const std::string& extension_id, |
| 317 ExtensionInfoMap* extension_info_map) { | 317 extensions::InfoMap* extension_info_map) { |
| 318 if (!extension_info_map->IsIncognitoEnabled(extension_id)) | 318 if (!extension_info_map->IsIncognitoEnabled(extension_id)) |
| 319 return false; | 319 return false; |
| 320 | 320 |
| 321 // Only allow incognito toplevel navigations to extension resources in | 321 // Only allow incognito toplevel navigations to extension resources in |
| 322 // split mode. In spanning mode, the extension must run in a single process, | 322 // split mode. In spanning mode, the extension must run in a single process, |
| 323 // and an incognito tab prevents that. | 323 // and an incognito tab prevents that. |
| 324 if (info->GetResourceType() == ResourceType::MAIN_FRAME) { | 324 if (info->GetResourceType() == ResourceType::MAIN_FRAME) { |
| 325 const Extension* extension = | 325 const Extension* extension = |
| 326 extension_info_map->extensions().GetByID(extension_id); | 326 extension_info_map->extensions().GetByID(extension_id); |
| 327 return extension && extensions::IncognitoInfo::IsSplitMode(extension); | 327 return extension && extensions::IncognitoInfo::IsSplitMode(extension); |
| 328 } | 328 } |
| 329 | 329 |
| 330 return true; | 330 return true; |
| 331 } | 331 } |
| 332 | 332 |
| 333 // Returns true if an chrome-extension:// resource should be allowed to load. | 333 // Returns true if an chrome-extension:// resource should be allowed to load. |
| 334 // TODO(aa): This should be moved into ExtensionResourceRequestPolicy, but we | 334 // TODO(aa): This should be moved into ExtensionResourceRequestPolicy, but we |
| 335 // first need to find a way to get CanLoadInIncognito state into the renderers. | 335 // first need to find a way to get CanLoadInIncognito state into the renderers. |
| 336 bool AllowExtensionResourceLoad(net::URLRequest* request, | 336 bool AllowExtensionResourceLoad(net::URLRequest* request, |
| 337 bool is_incognito, | 337 bool is_incognito, |
| 338 const Extension* extension, | 338 const Extension* extension, |
| 339 ExtensionInfoMap* extension_info_map) { | 339 extensions::InfoMap* extension_info_map) { |
| 340 const ResourceRequestInfo* info = ResourceRequestInfo::ForRequest(request); | 340 const ResourceRequestInfo* info = ResourceRequestInfo::ForRequest(request); |
| 341 | 341 |
| 342 // We have seen crashes where info is NULL: crbug.com/52374. | 342 // We have seen crashes where info is NULL: crbug.com/52374. |
| 343 if (!info) { | 343 if (!info) { |
| 344 LOG(ERROR) << "Allowing load of " << request->url().spec() | 344 LOG(ERROR) << "Allowing load of " << request->url().spec() |
| 345 << "from unknown origin. Could not find user data for " | 345 << "from unknown origin. Could not find user data for " |
| 346 << "request."; | 346 << "request."; |
| 347 return true; | 347 return true; |
| 348 } | 348 } |
| 349 | 349 |
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| 445 DCHECK_EQ(url.host(), extension->id()); | 445 DCHECK_EQ(url.host(), extension->id()); |
| 446 DCHECK(path.length() > 0 && path[0] == '/'); | 446 DCHECK(path.length() > 0 && path[0] == '/'); |
| 447 path = path.substr(1); | 447 path = path.substr(1); |
| 448 return extensions::IconsInfo::GetIcons(extension).ContainsPath(path); | 448 return extensions::IconsInfo::GetIcons(extension).ContainsPath(path); |
| 449 } | 449 } |
| 450 | 450 |
| 451 class ExtensionProtocolHandler | 451 class ExtensionProtocolHandler |
| 452 : public net::URLRequestJobFactory::ProtocolHandler { | 452 : public net::URLRequestJobFactory::ProtocolHandler { |
| 453 public: | 453 public: |
| 454 ExtensionProtocolHandler(bool is_incognito, | 454 ExtensionProtocolHandler(bool is_incognito, |
| 455 ExtensionInfoMap* extension_info_map) | 455 extensions::InfoMap* extension_info_map) |
| 456 : is_incognito_(is_incognito), | 456 : is_incognito_(is_incognito), extension_info_map_(extension_info_map) {} |
| 457 extension_info_map_(extension_info_map) {} | |
| 458 | 457 |
| 459 virtual ~ExtensionProtocolHandler() {} | 458 virtual ~ExtensionProtocolHandler() {} |
| 460 | 459 |
| 461 virtual net::URLRequestJob* MaybeCreateJob( | 460 virtual net::URLRequestJob* MaybeCreateJob( |
| 462 net::URLRequest* request, | 461 net::URLRequest* request, |
| 463 net::NetworkDelegate* network_delegate) const OVERRIDE; | 462 net::NetworkDelegate* network_delegate) const OVERRIDE; |
| 464 | 463 |
| 465 private: | 464 private: |
| 466 const bool is_incognito_; | 465 const bool is_incognito_; |
| 467 ExtensionInfoMap* const extension_info_map_; | 466 extensions::InfoMap* const extension_info_map_; |
| 468 DISALLOW_COPY_AND_ASSIGN(ExtensionProtocolHandler); | 467 DISALLOW_COPY_AND_ASSIGN(ExtensionProtocolHandler); |
| 469 }; | 468 }; |
| 470 | 469 |
| 471 // Creates URLRequestJobs for extension:// URLs. | 470 // Creates URLRequestJobs for extension:// URLs. |
| 472 net::URLRequestJob* | 471 net::URLRequestJob* |
| 473 ExtensionProtocolHandler::MaybeCreateJob( | 472 ExtensionProtocolHandler::MaybeCreateJob( |
| 474 net::URLRequest* request, net::NetworkDelegate* network_delegate) const { | 473 net::URLRequest* request, net::NetworkDelegate* network_delegate) const { |
| 475 // chrome-extension://extension-id/resource/path.js | 474 // chrome-extension://extension-id/resource/path.js |
| 476 std::string extension_id = request->url().host(); | 475 std::string extension_id = request->url().host(); |
| 477 const Extension* extension = | 476 const Extension* extension = |
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| 592 directory_path, | 591 directory_path, |
| 593 relative_path, | 592 relative_path, |
| 594 content_security_policy, | 593 content_security_policy, |
| 595 send_cors_header); | 594 send_cors_header); |
| 596 } | 595 } |
| 597 | 596 |
| 598 } // namespace | 597 } // namespace |
| 599 | 598 |
| 600 net::URLRequestJobFactory::ProtocolHandler* CreateExtensionProtocolHandler( | 599 net::URLRequestJobFactory::ProtocolHandler* CreateExtensionProtocolHandler( |
| 601 bool is_incognito, | 600 bool is_incognito, |
| 602 ExtensionInfoMap* extension_info_map) { | 601 extensions::InfoMap* extension_info_map) { |
| 603 return new ExtensionProtocolHandler(is_incognito, extension_info_map); | 602 return new ExtensionProtocolHandler(is_incognito, extension_info_map); |
| 604 } | 603 } |
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