| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| n * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_FRAME_FETCH_CONTEXT_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_FRAME_FETCH_CONTEXT_H_ |
| |
| #include "base/optional.h" |
| #include "base/single_thread_task_runner.h" |
| #include "third_party/blink/public/mojom/service_worker/service_worker_object.mojom-blink.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/core/frame/csp/content_security_policy.h" |
| #include "third_party/blink/renderer/core/loader/base_fetch_context.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| #include "third_party/blink/renderer/platform/loader/fetch/client_hints_preferences.h" |
| #include "third_party/blink/renderer/platform/loader/fetch/fetch_parameters.h" |
| #include "third_party/blink/renderer/platform/loader/fetch/resource_fetcher.h" |
| #include "third_party/blink/renderer/platform/loader/fetch/resource_request.h" |
| #include "third_party/blink/renderer/platform/network/content_security_policy_parsers.h" |
| #include "third_party/blink/renderer/platform/wtf/casting.h" |
| #include "third_party/blink/renderer/platform/wtf/forward.h" |
| |
| namespace blink { |
| |
| class ClientHintsPreferences; |
| class CoreProbeSink; |
| class Document; |
| class DocumentLoader; |
| class FrameOrImportedDocument; |
| class FrameResourceFetcherProperties; |
| class LocalFrame; |
| class LocalFrameClient; |
| class ResourceError; |
| class ResourceResponse; |
| class Settings; |
| class WebContentSettingsClient; |
| struct WebEnabledClientHints; |
| |
| class CORE_EXPORT FrameFetchContext final : public BaseFetchContext { |
| public: |
| static ResourceFetcher* CreateFetcher(const FrameResourceFetcherProperties&); |
| // Used for creating a FrameFetchContext for an imported Document. |
| // |document_loader_| will be set to nullptr. |
| static ResourceFetcher* CreateFetcherForImportedDocument(Document* document); |
| |
| FrameFetchContext( |
| scoped_refptr<base::SingleThreadTaskRunner> loading_task_runner, |
| const FrameOrImportedDocument&); |
| ~FrameFetchContext() override = default; |
| |
| void AddAdditionalRequestHeaders(ResourceRequest&, |
| FetchResourceType) override; |
| base::Optional<ResourceRequestBlockedReason> CanRequest( |
| ResourceType type, |
| const ResourceRequest& resource_request, |
| const KURL& url, |
| const ResourceLoaderOptions& options, |
| SecurityViolationReportingPolicy reporting_policy, |
| ResourceRequest::RedirectStatus redirect_status) const override; |
| mojom::FetchCacheMode ResourceRequestCachePolicy( |
| const ResourceRequest&, |
| ResourceType, |
| FetchParameters::DeferOption) const override; |
| void DispatchDidChangeResourcePriority(unsigned long identifier, |
| ResourceLoadPriority, |
| int intra_priority_value) override; |
| void PrepareRequest(ResourceRequest&, RedirectType) override; |
| void DispatchWillSendRequest( |
| unsigned long identifier, |
| ResourceRequest&, |
| const ResourceResponse& redirect_response, |
| ResourceType, |
| const FetchInitiatorInfo& = FetchInitiatorInfo()) override; |
| // Resource* can be null for navigations. |
| void DispatchDidReceiveResponse(unsigned long identifier, |
| const ResourceRequest&, |
| const ResourceResponse&, |
| Resource*, |
| ResourceResponseType) override; |
| void DispatchDidReceiveData(unsigned long identifier, |
| const char* data, |
| uint64_t data_length) override; |
| void DispatchDidReceiveEncodedData(unsigned long identifier, |
| size_t encoded_data_length) override; |
| void DispatchDidDownloadToBlob(unsigned long identifier, |
| BlobDataHandle*) override; |
| void DispatchDidFinishLoading(unsigned long identifier, |
| TimeTicks finish_time, |
| int64_t encoded_data_length, |
| int64_t decoded_body_length, |
| bool should_report_corb_blocking) override; |
| void DispatchDidFail(const KURL&, |
| unsigned long identifier, |
| const ResourceError&, |
| int64_t encoded_data_length, |
| bool is_internal_request) override; |
| |
| void RecordLoadingActivity(const ResourceRequest&, |
| ResourceType, |
| const AtomicString& fetch_initiator_name) override; |
| void DidLoadResource(Resource*) override; |
| void DidObserveLoadingBehavior(WebLoadingBehaviorFlag) override; |
| |
| void AddResourceTiming(const ResourceTimingInfo&) override; |
| bool AllowImage(bool images_enabled, const KURL&) const override; |
| |
| void PopulateResourceRequest(ResourceType, |
| const ClientHintsPreferences&, |
| const FetchParameters::ResourceWidth&, |
| ResourceRequest&) override; |
| |
| // Exposed for testing. |
| void ModifyRequestForCSP(ResourceRequest&); |
| void AddClientHintsIfNecessary(const ClientHintsPreferences&, |
| const FetchParameters::ResourceWidth&, |
| ResourceRequest&); |
| |
| std::unique_ptr<WebURLLoader> CreateURLLoader( |
| const ResourceRequest&, |
| const ResourceLoaderOptions&) override; |
| |
| bool IsDetached() const override { return frozen_state_; } |
| |
| FetchContext* Detach() override; |
| |
| void Trace(blink::Visitor*) override; |
| |
| ResourceLoadPriority ModifyPriorityForExperiments( |
| ResourceLoadPriority) const override; |
| void DispatchNetworkQuiet() override; |
| |
| private: |
| class FrameConsoleLogger; |
| friend class FrameFetchContextTest; |
| |
| struct FrozenState; |
| |
| // TODO(altimin): This is used when creating a URLLoader, and |
| // FetchContext::GetLoadingTaskRunner is used whenever asynchronous tasks |
| // around resource loading are posted. Modify the code so that all |
| // the tasks related to loading a resource use the resource loader handle's |
| // task runner. |
| std::unique_ptr<scheduler::WebResourceLoadingTaskRunnerHandle> |
| CreateResourceLoadingTaskRunnerHandle(); |
| |
| // Convenient accessors below can be used to transparently access the |
| // relevant document loader or frame in either cases without null-checks. |
| // |
| // TODO(kinuko): Remove constness, these return non-const members. |
| DocumentLoader* GetDocumentLoader() const; |
| DocumentLoader* MasterDocumentLoader() const; |
| LocalFrame* GetFrame() const; |
| LocalFrameClient* GetLocalFrameClient() const; |
| |
| // FetchContext overrides: |
| FrameScheduler* GetFrameScheduler() const override; |
| |
| // BaseFetchContext overrides: |
| KURL GetSiteForCookies() const override; |
| SubresourceFilter* GetSubresourceFilter() const override; |
| PreviewsResourceLoadingHints* GetPreviewsResourceLoadingHints() |
| const override; |
| bool AllowScriptFromSource(const KURL&) const override; |
| bool ShouldBlockRequestByInspector(const KURL&) const override; |
| void DispatchDidBlockRequest(const ResourceRequest&, |
| const FetchInitiatorInfo&, |
| ResourceRequestBlockedReason, |
| ResourceType) const override; |
| bool ShouldBypassMainWorldCSP() const override; |
| bool IsSVGImageChromeClient() const override; |
| void CountUsage(WebFeature) const override; |
| void CountDeprecation(WebFeature) const override; |
| bool ShouldBlockWebSocketByMixedContentCheck(const KURL&) const override; |
| std::unique_ptr<WebSocketHandshakeThrottle> CreateWebSocketHandshakeThrottle() |
| override; |
| bool ShouldBlockFetchByMixedContentCheck( |
| mojom::RequestContextType, |
| network::mojom::RequestContextFrameType, |
| ResourceRequest::RedirectStatus, |
| const KURL&, |
| SecurityViolationReportingPolicy) const override; |
| bool ShouldBlockFetchAsCredentialedSubresource(const ResourceRequest&, |
| const KURL&) const override; |
| |
| const KURL& Url() const override; |
| const SecurityOrigin* GetParentSecurityOrigin() const override; |
| base::Optional<mojom::IPAddressSpace> GetAddressSpace() const override; |
| const ContentSecurityPolicy* GetContentSecurityPolicy() const override; |
| void AddConsoleMessage(ConsoleMessage*) const override; |
| |
| WebContentSettingsClient* GetContentSettingsClient() const; |
| Settings* GetSettings() const; |
| String GetUserAgent() const; |
| const ClientHintsPreferences GetClientHintsPreferences() const; |
| float GetDevicePixelRatio() const; |
| bool ShouldSendClientHint(mojom::WebClientHintsType, |
| const ClientHintsPreferences&, |
| const WebEnabledClientHints&) const; |
| // Checks if the origin requested persisting the client hints, and notifies |
| // the |WebContentSettingsClient| with the list of client hints and the |
| // persistence duration. |
| void ParseAndPersistClientHints(const ResourceResponse&); |
| void SetFirstPartyCookie(ResourceRequest&); |
| |
| // Returns true if execution of scripts from the url are allowed. Compared to |
| // AllowScriptFromSource(), this method does not generate any |
| // notification to the |WebContentSettingsClient| that the execution of the |
| // script was blocked. This method should be called only when there is a need |
| // to check the settings, and where blocked setting doesn't really imply that |
| // JavaScript was blocked from being executed. |
| bool AllowScriptFromSourceWithoutNotifying(const KURL&) const; |
| |
| // Returns true if the origin of |url| is same as the origin of the top level |
| // frame's main resource. |
| bool IsFirstPartyOrigin(const KURL& url) const; |
| |
| // Returns the origin of the top frame in the document. |
| scoped_refptr<const SecurityOrigin> GetTopFrameOrigin() const; |
| |
| CoreProbeSink* Probe() const; |
| |
| Member<const FrameOrImportedDocument> frame_or_imported_document_; |
| |
| // The value of |save_data_enabled_| is read once per frame from |
| // NetworkStateNotifier, which is guarded by a mutex lock, and cached locally |
| // here for performance. |
| const bool save_data_enabled_; |
| |
| // Non-null only when detached. |
| Member<const FrozenState> frozen_state_; |
| }; |
| |
| } // namespace blink |
| |
| #endif |
