| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "content/child/web_url_request_util.h" |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <limits> |
| |
| #include "base/logging.h" |
| #include "base/strings/string_util.h" |
| #include "content/child/request_extra_data.h" |
| #include "net/base/load_flags.h" |
| #include "net/base/net_errors.h" |
| #include "third_party/WebKit/public/platform/FilePathConversion.h" |
| #include "third_party/WebKit/public/platform/WebCachePolicy.h" |
| #include "third_party/WebKit/public/platform/WebData.h" |
| #include "third_party/WebKit/public/platform/WebHTTPHeaderVisitor.h" |
| #include "third_party/WebKit/public/platform/WebMixedContent.h" |
| #include "third_party/WebKit/public/platform/WebString.h" |
| #include "third_party/WebKit/public/platform/WebURLRequest.h" |
| |
| using blink::WebCachePolicy; |
| using blink::WebData; |
| using blink::WebHTTPBody; |
| using blink::WebString; |
| using blink::WebURLRequest; |
| |
| namespace content { |
| |
| namespace { |
| |
| class HeaderFlattener : public blink::WebHTTPHeaderVisitor { |
| public: |
| HeaderFlattener() {} |
| ~HeaderFlattener() override {} |
| |
| void VisitHeader(const WebString& name, const WebString& value) override { |
| // Headers are latin1. |
| const std::string& name_latin1 = name.Latin1(); |
| const std::string& value_latin1 = value.Latin1(); |
| |
| // Skip over referrer headers found in the header map because we already |
| // pulled it out as a separate parameter. |
| if (base::LowerCaseEqualsASCII(name_latin1, "referer")) |
| return; |
| |
| if (!buffer_.empty()) |
| buffer_.append("\r\n"); |
| buffer_.append(name_latin1 + ": " + value_latin1); |
| } |
| |
| const std::string& GetBuffer() const { |
| return buffer_; |
| } |
| |
| private: |
| std::string buffer_; |
| }; |
| |
| } // namespace |
| |
| ResourceType WebURLRequestToResourceType(const WebURLRequest& request) { |
| WebURLRequest::RequestContext requestContext = request.GetRequestContext(); |
| if (request.GetFrameType() != WebURLRequest::kFrameTypeNone) { |
| DCHECK(requestContext == WebURLRequest::kRequestContextForm || |
| requestContext == WebURLRequest::kRequestContextFrame || |
| requestContext == WebURLRequest::kRequestContextHyperlink || |
| requestContext == WebURLRequest::kRequestContextIframe || |
| requestContext == WebURLRequest::kRequestContextInternal || |
| requestContext == WebURLRequest::kRequestContextLocation); |
| if (request.GetFrameType() == WebURLRequest::kFrameTypeTopLevel || |
| request.GetFrameType() == WebURLRequest::kFrameTypeAuxiliary) { |
| return RESOURCE_TYPE_MAIN_FRAME; |
| } |
| if (request.GetFrameType() == WebURLRequest::kFrameTypeNested) |
| return RESOURCE_TYPE_SUB_FRAME; |
| NOTREACHED(); |
| return RESOURCE_TYPE_SUB_RESOURCE; |
| } |
| |
| switch (requestContext) { |
| // CSP report |
| case WebURLRequest::kRequestContextCSPReport: |
| return RESOURCE_TYPE_CSP_REPORT; |
| |
| // Favicon |
| case WebURLRequest::kRequestContextFavicon: |
| return RESOURCE_TYPE_FAVICON; |
| |
| // Font |
| case WebURLRequest::kRequestContextFont: |
| return RESOURCE_TYPE_FONT_RESOURCE; |
| |
| // Image |
| case WebURLRequest::kRequestContextImage: |
| case WebURLRequest::kRequestContextImageSet: |
| return RESOURCE_TYPE_IMAGE; |
| |
| // Media |
| case WebURLRequest::kRequestContextAudio: |
| case WebURLRequest::kRequestContextVideo: |
| return RESOURCE_TYPE_MEDIA; |
| |
| // Object |
| case WebURLRequest::kRequestContextEmbed: |
| case WebURLRequest::kRequestContextObject: |
| return RESOURCE_TYPE_OBJECT; |
| |
| // Ping |
| case WebURLRequest::kRequestContextBeacon: |
| case WebURLRequest::kRequestContextPing: |
| return RESOURCE_TYPE_PING; |
| |
| // Subresource of plugins |
| case WebURLRequest::kRequestContextPlugin: |
| return RESOURCE_TYPE_PLUGIN_RESOURCE; |
| |
| // Prefetch |
| case WebURLRequest::kRequestContextPrefetch: |
| return RESOURCE_TYPE_PREFETCH; |
| |
| // Script |
| case WebURLRequest::kRequestContextImport: |
| case WebURLRequest::kRequestContextScript: |
| return RESOURCE_TYPE_SCRIPT; |
| |
| // Style |
| case WebURLRequest::kRequestContextXSLT: |
| case WebURLRequest::kRequestContextStyle: |
| return RESOURCE_TYPE_STYLESHEET; |
| |
| // Subresource |
| case WebURLRequest::kRequestContextDownload: |
| case WebURLRequest::kRequestContextManifest: |
| case WebURLRequest::kRequestContextSubresource: |
| return RESOURCE_TYPE_SUB_RESOURCE; |
| |
| // TextTrack |
| case WebURLRequest::kRequestContextTrack: |
| return RESOURCE_TYPE_MEDIA; |
| |
| // Workers |
| case WebURLRequest::kRequestContextServiceWorker: |
| return RESOURCE_TYPE_SERVICE_WORKER; |
| case WebURLRequest::kRequestContextSharedWorker: |
| return RESOURCE_TYPE_SHARED_WORKER; |
| case WebURLRequest::kRequestContextWorker: |
| return RESOURCE_TYPE_WORKER; |
| |
| // Unspecified |
| case WebURLRequest::kRequestContextInternal: |
| case WebURLRequest::kRequestContextUnspecified: |
| return RESOURCE_TYPE_SUB_RESOURCE; |
| |
| // XHR |
| case WebURLRequest::kRequestContextEventSource: |
| case WebURLRequest::kRequestContextFetch: |
| case WebURLRequest::kRequestContextXMLHttpRequest: |
| return RESOURCE_TYPE_XHR; |
| |
| // These should be handled by the FrameType checks at the top of the |
| // function. |
| case WebURLRequest::kRequestContextForm: |
| case WebURLRequest::kRequestContextHyperlink: |
| case WebURLRequest::kRequestContextLocation: |
| case WebURLRequest::kRequestContextFrame: |
| case WebURLRequest::kRequestContextIframe: |
| NOTREACHED(); |
| return RESOURCE_TYPE_SUB_RESOURCE; |
| |
| default: |
| NOTREACHED(); |
| return RESOURCE_TYPE_SUB_RESOURCE; |
| } |
| } |
| |
| std::string GetWebURLRequestHeaders(const blink::WebURLRequest& request) { |
| HeaderFlattener flattener; |
| request.VisitHTTPHeaderFields(&flattener); |
| return flattener.GetBuffer(); |
| } |
| |
| int GetLoadFlagsForWebURLRequest(const blink::WebURLRequest& request) { |
| int load_flags = net::LOAD_NORMAL; |
| GURL url = request.Url(); |
| switch (request.GetCachePolicy()) { |
| case WebCachePolicy::kValidatingCacheData: |
| load_flags |= net::LOAD_VALIDATE_CACHE; |
| break; |
| case WebCachePolicy::kBypassingCache: |
| load_flags |= net::LOAD_BYPASS_CACHE; |
| break; |
| case WebCachePolicy::kReturnCacheDataElseLoad: |
| load_flags |= net::LOAD_SKIP_CACHE_VALIDATION; |
| break; |
| case WebCachePolicy::kReturnCacheDataDontLoad: |
| load_flags |= net::LOAD_ONLY_FROM_CACHE | net::LOAD_SKIP_CACHE_VALIDATION; |
| break; |
| case WebCachePolicy::kReturnCacheDataIfValid: |
| load_flags |= net::LOAD_ONLY_FROM_CACHE; |
| break; |
| case WebCachePolicy::kUseProtocolCachePolicy: |
| break; |
| case WebCachePolicy::kBypassCacheLoadOnlyFromCache: |
| load_flags |= net::LOAD_ONLY_FROM_CACHE | net::LOAD_BYPASS_CACHE; |
| break; |
| } |
| |
| if (!request.AllowStoredCredentials()) { |
| load_flags |= net::LOAD_DO_NOT_SAVE_COOKIES; |
| load_flags |= net::LOAD_DO_NOT_SEND_COOKIES; |
| load_flags |= net::LOAD_DO_NOT_SEND_AUTH_DATA; |
| } |
| |
| if (request.GetExtraData()) { |
| RequestExtraData* extra_data = |
| static_cast<RequestExtraData*>(request.GetExtraData()); |
| if (extra_data->is_prefetch()) |
| load_flags |= net::LOAD_PREFETCH; |
| } |
| |
| return load_flags; |
| } |
| |
| WebHTTPBody GetWebHTTPBodyForRequestBody( |
| const scoped_refptr<ResourceRequestBody>& input) { |
| WebHTTPBody http_body; |
| http_body.Initialize(); |
| http_body.SetIdentifier(input->identifier()); |
| http_body.SetContainsPasswordData(input->contains_sensitive_info()); |
| for (const auto& element : *input->elements()) { |
| switch (element.type()) { |
| case ResourceRequestBody::Element::TYPE_BYTES: |
| http_body.AppendData(WebData(element.bytes(), element.length())); |
| break; |
| case ResourceRequestBody::Element::TYPE_FILE: |
| http_body.AppendFileRange( |
| blink::FilePathToWebString(element.path()), element.offset(), |
| (element.length() != std::numeric_limits<uint64_t>::max()) |
| ? element.length() |
| : -1, |
| element.expected_modification_time().ToDoubleT()); |
| break; |
| case ResourceRequestBody::Element::TYPE_FILE_FILESYSTEM: |
| http_body.AppendFileSystemURLRange( |
| element.filesystem_url(), element.offset(), |
| (element.length() != std::numeric_limits<uint64_t>::max()) |
| ? element.length() |
| : -1, |
| element.expected_modification_time().ToDoubleT()); |
| break; |
| case ResourceRequestBody::Element::TYPE_BLOB: |
| http_body.AppendBlob(WebString::FromASCII(element.blob_uuid())); |
| break; |
| case ResourceRequestBody::Element::TYPE_BYTES_DESCRIPTION: |
| case ResourceRequestBody::Element::TYPE_DISK_CACHE_ENTRY: |
| default: |
| NOTREACHED(); |
| break; |
| } |
| } |
| return http_body; |
| } |
| |
| scoped_refptr<ResourceRequestBody> GetRequestBodyForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| scoped_refptr<ResourceRequestBody> request_body; |
| |
| if (request.HttpBody().IsNull()) { |
| return request_body; |
| } |
| |
| const std::string& method = request.HttpMethod().Latin1(); |
| // GET and HEAD requests shouldn't have http bodies. |
| DCHECK(method != "GET" && method != "HEAD"); |
| |
| return GetRequestBodyForWebHTTPBody(request.HttpBody()); |
| } |
| |
| scoped_refptr<ResourceRequestBody> GetRequestBodyForWebHTTPBody( |
| const blink::WebHTTPBody& httpBody) { |
| scoped_refptr<ResourceRequestBody> request_body = new ResourceRequestBody(); |
| size_t i = 0; |
| WebHTTPBody::Element element; |
| while (httpBody.ElementAt(i++, element)) { |
| switch (element.type) { |
| case WebHTTPBody::Element::kTypeData: |
| element.data.ForEachSegment([&request_body](const char* segment, |
| size_t segment_size, |
| size_t segment_offset) { |
| request_body->AppendBytes(segment, static_cast<int>(segment_size)); |
| return true; |
| }); |
| break; |
| case WebHTTPBody::Element::kTypeFile: |
| if (element.file_length == -1) { |
| request_body->AppendFileRange( |
| blink::WebStringToFilePath(element.file_path), 0, |
| std::numeric_limits<uint64_t>::max(), base::Time()); |
| } else { |
| request_body->AppendFileRange( |
| blink::WebStringToFilePath(element.file_path), |
| static_cast<uint64_t>(element.file_start), |
| static_cast<uint64_t>(element.file_length), |
| base::Time::FromDoubleT(element.modification_time)); |
| } |
| break; |
| case WebHTTPBody::Element::kTypeFileSystemURL: { |
| GURL file_system_url = element.file_system_url; |
| DCHECK(file_system_url.SchemeIsFileSystem()); |
| request_body->AppendFileSystemFileRange( |
| file_system_url, static_cast<uint64_t>(element.file_start), |
| static_cast<uint64_t>(element.file_length), |
| base::Time::FromDoubleT(element.modification_time)); |
| break; |
| } |
| case WebHTTPBody::Element::kTypeBlob: |
| request_body->AppendBlob(element.blob_uuid.Utf8()); |
| break; |
| default: |
| NOTREACHED(); |
| } |
| } |
| request_body->set_identifier(httpBody.Identifier()); |
| request_body->set_contains_sensitive_info(httpBody.ContainsPasswordData()); |
| return request_body; |
| } |
| |
| #define STATIC_ASSERT_ENUM(a, b) \ |
| static_assert(static_cast<int>(a) == static_cast<int>(b), \ |
| "mismatching enums: " #a) |
| |
| STATIC_ASSERT_ENUM(FETCH_REQUEST_MODE_SAME_ORIGIN, |
| WebURLRequest::kFetchRequestModeSameOrigin); |
| STATIC_ASSERT_ENUM(FETCH_REQUEST_MODE_NO_CORS, |
| WebURLRequest::kFetchRequestModeNoCORS); |
| STATIC_ASSERT_ENUM(FETCH_REQUEST_MODE_CORS, |
| WebURLRequest::kFetchRequestModeCORS); |
| STATIC_ASSERT_ENUM(FETCH_REQUEST_MODE_CORS_WITH_FORCED_PREFLIGHT, |
| WebURLRequest::kFetchRequestModeCORSWithForcedPreflight); |
| STATIC_ASSERT_ENUM(FETCH_REQUEST_MODE_NAVIGATE, |
| WebURLRequest::kFetchRequestModeNavigate); |
| |
| FetchRequestMode GetFetchRequestModeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return static_cast<FetchRequestMode>(request.GetFetchRequestMode()); |
| } |
| |
| STATIC_ASSERT_ENUM(FETCH_CREDENTIALS_MODE_OMIT, |
| WebURLRequest::kFetchCredentialsModeOmit); |
| STATIC_ASSERT_ENUM(FETCH_CREDENTIALS_MODE_SAME_ORIGIN, |
| WebURLRequest::kFetchCredentialsModeSameOrigin); |
| STATIC_ASSERT_ENUM(FETCH_CREDENTIALS_MODE_INCLUDE, |
| WebURLRequest::kFetchCredentialsModeInclude); |
| STATIC_ASSERT_ENUM(FETCH_CREDENTIALS_MODE_PASSWORD, |
| WebURLRequest::kFetchCredentialsModePassword); |
| |
| FetchCredentialsMode GetFetchCredentialsModeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return static_cast<FetchCredentialsMode>(request.GetFetchCredentialsMode()); |
| } |
| |
| STATIC_ASSERT_ENUM(FetchRedirectMode::FOLLOW_MODE, |
| WebURLRequest::kFetchRedirectModeFollow); |
| STATIC_ASSERT_ENUM(FetchRedirectMode::ERROR_MODE, |
| WebURLRequest::kFetchRedirectModeError); |
| STATIC_ASSERT_ENUM(FetchRedirectMode::MANUAL_MODE, |
| WebURLRequest::kFetchRedirectModeManual); |
| |
| FetchRedirectMode GetFetchRedirectModeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return static_cast<FetchRedirectMode>(request.GetFetchRedirectMode()); |
| } |
| |
| std::string GetFetchIntegrityForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return request.GetFetchIntegrity().Utf8(); |
| } |
| |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_FRAME_TYPE_AUXILIARY, |
| WebURLRequest::kFrameTypeAuxiliary); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_FRAME_TYPE_NESTED, |
| WebURLRequest::kFrameTypeNested); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_FRAME_TYPE_NONE, |
| WebURLRequest::kFrameTypeNone); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_FRAME_TYPE_TOP_LEVEL, |
| WebURLRequest::kFrameTypeTopLevel); |
| |
| RequestContextFrameType GetRequestContextFrameTypeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return static_cast<RequestContextFrameType>(request.GetFrameType()); |
| } |
| |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_UNSPECIFIED, |
| WebURLRequest::kRequestContextUnspecified); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_AUDIO, |
| WebURLRequest::kRequestContextAudio); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_BEACON, |
| WebURLRequest::kRequestContextBeacon); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_CSP_REPORT, |
| WebURLRequest::kRequestContextCSPReport); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_DOWNLOAD, |
| WebURLRequest::kRequestContextDownload); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_EMBED, |
| WebURLRequest::kRequestContextEmbed); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_EVENT_SOURCE, |
| WebURLRequest::kRequestContextEventSource); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_FAVICON, |
| WebURLRequest::kRequestContextFavicon); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_FETCH, |
| WebURLRequest::kRequestContextFetch); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_FONT, |
| WebURLRequest::kRequestContextFont); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_FORM, |
| WebURLRequest::kRequestContextForm); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_FRAME, |
| WebURLRequest::kRequestContextFrame); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_HYPERLINK, |
| WebURLRequest::kRequestContextHyperlink); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_IFRAME, |
| WebURLRequest::kRequestContextIframe); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_IMAGE, |
| WebURLRequest::kRequestContextImage); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_IMAGE_SET, |
| WebURLRequest::kRequestContextImageSet); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_IMPORT, |
| WebURLRequest::kRequestContextImport); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_INTERNAL, |
| WebURLRequest::kRequestContextInternal); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_LOCATION, |
| WebURLRequest::kRequestContextLocation); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_MANIFEST, |
| WebURLRequest::kRequestContextManifest); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_OBJECT, |
| WebURLRequest::kRequestContextObject); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_PING, |
| WebURLRequest::kRequestContextPing); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_PLUGIN, |
| WebURLRequest::kRequestContextPlugin); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_PREFETCH, |
| WebURLRequest::kRequestContextPrefetch); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_SCRIPT, |
| WebURLRequest::kRequestContextScript); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_SERVICE_WORKER, |
| WebURLRequest::kRequestContextServiceWorker); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_SHARED_WORKER, |
| WebURLRequest::kRequestContextSharedWorker); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_SUBRESOURCE, |
| WebURLRequest::kRequestContextSubresource); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_STYLE, |
| WebURLRequest::kRequestContextStyle); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_TRACK, |
| WebURLRequest::kRequestContextTrack); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_VIDEO, |
| WebURLRequest::kRequestContextVideo); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_WORKER, |
| WebURLRequest::kRequestContextWorker); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_XML_HTTP_REQUEST, |
| WebURLRequest::kRequestContextXMLHttpRequest); |
| STATIC_ASSERT_ENUM(REQUEST_CONTEXT_TYPE_XSLT, |
| WebURLRequest::kRequestContextXSLT); |
| |
| RequestContextType GetRequestContextTypeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return static_cast<RequestContextType>(request.GetRequestContext()); |
| } |
| |
| blink::WebMixedContentContextType GetMixedContentContextTypeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| bool block_mixed_plugin_content = false; |
| if (request.GetExtraData()) { |
| RequestExtraData* extra_data = |
| static_cast<RequestExtraData*>(request.GetExtraData()); |
| block_mixed_plugin_content = extra_data->block_mixed_plugin_content(); |
| } |
| |
| return blink::WebMixedContent::ContextTypeFromRequestContext( |
| request.GetRequestContext(), block_mixed_plugin_content); |
| } |
| |
| STATIC_ASSERT_ENUM(ServiceWorkerMode::NONE, |
| WebURLRequest::ServiceWorkerMode::kNone); |
| STATIC_ASSERT_ENUM(ServiceWorkerMode::FOREIGN, |
| WebURLRequest::ServiceWorkerMode::kForeign); |
| STATIC_ASSERT_ENUM(ServiceWorkerMode::ALL, |
| WebURLRequest::ServiceWorkerMode::kAll); |
| |
| ServiceWorkerMode GetServiceWorkerModeForWebURLRequest( |
| const blink::WebURLRequest& request) { |
| return static_cast<ServiceWorkerMode>(request.GetServiceWorkerMode()); |
| } |
| |
| } // namespace content |
