// Copyright 2014 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "extensions/renderer/dispatcher.h" #include <stddef.h> #include <algorithm> #include <memory> #include <string_view> #include <utility> #include <vector> #include "base/command_line.h" #include "base/containers/contains.h" #include "base/debug/alias.h" #include "base/debug/dump_without_crashing.h" #include "base/feature_list.h" #include "base/functional/bind.h" #include "base/functional/callback.h" #include "base/functional/callback_helpers.h" #include "base/lazy_instance.h" #include "base/memory/ptr_util.h" #include "base/metrics/histogram_functions.h" #include "base/metrics/histogram_macros.h" #include "base/strings/string_util.h" #include "base/strings/utf_string_conversions.h" #include "base/task/single_thread_task_runner.h" #include "base/time/time.h" #include "base/values.h" #include "build/build_config.h" #include "build/chromeos_buildflags.h" #include "content/public/common/content_features.h" #include "content/public/common/content_switches.h" #include "content/public/renderer/render_frame.h" #include "content/public/renderer/render_thread.h" #include "content/public/renderer/v8_value_converter.h" #include "extensions/common/api/messaging/message.h" #include "extensions/common/constants.h" #include "extensions/common/cors_util.h" #include "extensions/common/crash_keys.h" #include "extensions/common/extension.h" #include "extensions/common/extension_api.h" #include "extensions/common/extension_features.h" #include "extensions/common/extension_id.h" #include "extensions/common/extension_urls.h" #include "extensions/common/extensions_client.h" #include "extensions/common/features/behavior_feature.h" #include "extensions/common/features/feature.h" #include "extensions/common/features/feature_channel.h" #include "extensions/common/features/feature_developer_mode_only.h" #include "extensions/common/features/feature_provider.h" #include "extensions/common/features/feature_session_type.h" #include "extensions/common/manifest_constants.h" #include "extensions/common/manifest_handlers/background_info.h" #include "extensions/common/manifest_handlers/options_page_info.h" #include "extensions/common/mojom/context_type.mojom.h" #include "extensions/common/mojom/host_id.mojom.h" #include "extensions/common/permissions/permission_set.h" #include "extensions/common/permissions/permissions_data.h" #include "extensions/common/switches.h" #include "extensions/common/utils/extension_utils.h" #include "extensions/grit/extensions_renderer_resources.h" #include "extensions/renderer/api/messaging/native_renderer_messaging_service.h" #include "extensions/renderer/content_watcher.h" #include "extensions/renderer/dom_activity_logger.h" #include "extensions/renderer/extension_frame_helper.h" #include "extensions/renderer/extension_interaction_provider.h" #include "extensions/renderer/extensions_renderer_api_provider.h" #include "extensions/renderer/extensions_renderer_client.h" #include "extensions/renderer/ipc_message_sender.h" #include "extensions/renderer/isolated_world_manager.h" #include "extensions/renderer/module_system.h" #include "extensions/renderer/native_extension_bindings_system.h" #include "extensions/renderer/renderer_extension_registry.h" #include "extensions/renderer/safe_builtins.h" #include "extensions/renderer/script_context.h" #include "extensions/renderer/script_context_set.h" #include "extensions/renderer/script_injection_manager.h" #include "extensions/renderer/service_worker_data.h" #include "extensions/renderer/shared_l10n_map.h" #include "extensions/renderer/static_v8_external_one_byte_string_resource.h" #include "extensions/renderer/trace_util.h" #include "extensions/renderer/v8_helpers.h" #include "extensions/renderer/worker_script_context_set.h" #include "extensions/renderer/worker_thread_dispatcher.h" #include "extensions/renderer/worker_thread_util.h" #include "gin/converter.h" #include "services/network/public/mojom/cors.mojom.h" #include "third_party/blink/public/common/associated_interfaces/associated_interface_registry.h" #include "third_party/blink/public/common/tokens/tokens.h" #include "third_party/blink/public/mojom/frame/user_activation_notification_type.mojom.h" #include "third_party/blink/public/platform/web_string.h" #include "third_party/blink/public/platform/web_url_request.h" #include "third_party/blink/public/web/modules/service_worker/web_service_worker_context_proxy.h" #include "third_party/blink/public/web/web_custom_element.h" #include "third_party/blink/public/web/web_document.h" #include "third_party/blink/public/web/web_frame.h" #include "third_party/blink/public/web/web_local_frame.h" #include "third_party/blink/public/web/web_script_controller.h" #include "third_party/blink/public/web/web_security_policy.h" #include "third_party/blink/public/web/web_settings.h" #include "third_party/blink/public/web/web_v8_features.h" #include "third_party/blink/public/web/web_view.h" #include "ui/base/resource/resource_bundle.h" #include "v8/include/v8-context.h" #include "v8/include/v8-function.h" #include "v8/include/v8-object.h" #include "v8/include/v8-primitive.h" WebDocument; WebSecurityPolicy; WebString; WebView; RenderThread; namespace extensions { namespace { static const char kOnSuspendEvent[] = …; static const char kOnSuspendCanceledEvent[] = …; enum class ExtensionRendererLoadStatus { … }; // Returns whether or not extension APIs are allowed for the specified // `script_url` and `scope`. The script must be specified in the extension's // manifest background section and the scope must be the root scope of the // extension. bool ExtensionAPIEnabledForServiceWorkerScript(const GURL& scope, const GURL& script_url) { … } // Calls a method |method_name| in a module |module_name| belonging to the // module system from |context|. Intended as a callback target from // ScriptContextSet::ForEach. void CallModuleMethod(const std::string& module_name, const std::string& method_name, const base::Value::List* args, ScriptContext* context) { … } class HandleScopeHelper { … }; base::LazyInstance<WorkerScriptContextSet>::DestructorAtExit g_worker_script_context_set = …; // Creates a new extension from the data in the mojom::ExtensionLoadedParams // object. A context_id needs to be passed because each browser context can have // different values for default_policy_blocked/allowed_hosts. // (see extension_util.cc#GetBrowserContextId) scoped_refptr<Extension> ConvertToExtension( mojom::ExtensionLoadedParamsPtr params, int context_id, std::string* error) { … } } // namespace Dispatcher::PendingServiceWorker::PendingServiceWorker( blink::WebServiceWorkerContextProxy* context_proxy) : … { … } Dispatcher::PendingServiceWorker::~PendingServiceWorker() = default; // Note that we can't use Blink public APIs in the constructor because Blink // is not initialized at the point we create Dispatcher. Dispatcher::Dispatcher( std::vector<std::unique_ptr<const ExtensionsRendererAPIProvider>> api_providers) : … { … } Dispatcher::~Dispatcher() { … } // static WorkerScriptContextSet* Dispatcher::GetWorkerScriptContextSet() { … } // static bool Dispatcher::ShouldNotifyServiceWorkerOnWebSocketActivity( v8::Local<v8::Context> v8_context) { … } void Dispatcher::OnRenderThreadStarted(content::RenderThread* thread) { … } void Dispatcher::OnRenderFrameCreated(content::RenderFrame* render_frame) { … } bool Dispatcher::IsExtensionActive(const ExtensionId& extension_id) const { … } void Dispatcher::DidCreateScriptContext( blink::WebLocalFrame* frame, const v8::Local<v8::Context>& v8_context, int32_t world_id) { … } void Dispatcher::DidInitializeServiceWorkerContextOnWorkerThread( blink::WebServiceWorkerContextProxy* context_proxy, const GURL& service_worker_scope, const GURL& script_url) { … } void Dispatcher::WillEvaluateServiceWorkerOnWorkerThread( blink::WebServiceWorkerContextProxy* context_proxy, v8::Local<v8::Context> v8_context, int64_t service_worker_version_id, const GURL& service_worker_scope, const GURL& script_url, const blink::ServiceWorkerToken& service_worker_token) { … } void Dispatcher::WillReleaseScriptContext( blink::WebLocalFrame* frame, const v8::Local<v8::Context>& v8_context, int32_t world_id) { … } void Dispatcher::DidStartServiceWorkerContextOnWorkerThread( int64_t service_worker_version_id, const GURL& service_worker_scope, const GURL& script_url) { … } void Dispatcher::WillDestroyServiceWorkerContextOnWorkerThread( v8::Local<v8::Context> v8_context, int64_t service_worker_version_id, const GURL& service_worker_scope, const GURL& script_url) { … } void Dispatcher::DidCreateDocumentElement(blink::WebLocalFrame* frame) { … } void Dispatcher::RunScriptsAtDocumentStart(content::RenderFrame* render_frame) { … } void Dispatcher::RunScriptsAtDocumentEnd(content::RenderFrame* render_frame) { … } void Dispatcher::RunScriptsAtDocumentIdle(content::RenderFrame* render_frame) { … } void Dispatcher::DispatchEventHelper( const mojom::HostID& host_id, const std::string& event_name, const base::Value::List& event_args, mojom::EventFilteringInfoPtr filtering_info) const { … } void Dispatcher::InvokeModuleSystemMethod(content::RenderFrame* render_frame, const ExtensionId& extension_id, const std::string& module_name, const std::string& function_name, const base::Value::List& args) { … } void Dispatcher::ExecuteDeclarativeScript(content::RenderFrame* render_frame, int tab_id, const ExtensionId& extension_id, const std::string& script_id, const GURL& url) { … } void Dispatcher::ExecuteCode(mojom::ExecuteCodeParamsPtr param, mojom::LocalFrame::ExecuteCodeCallback callback, content::RenderFrame* render_frame) { … } void Dispatcher::RegisterMojoInterfaces( blink::AssociatedInterfaceRegistry* associated_interfaces) { … } void Dispatcher::UnregisterMojoInterfaces( blink::AssociatedInterfaceRegistry* associated_interfaces) { … } void Dispatcher::OnRendererAssociatedRequest( mojo::PendingAssociatedReceiver<mojom::Renderer> receiver) { … } void Dispatcher::OnEventDispatcherRequest( mojo::PendingAssociatedReceiver<mojom::EventDispatcher> dispatcher) { … } void Dispatcher::ActivateExtension(const ExtensionId& extension_id) { … } void Dispatcher::LoadExtensions( std::vector<mojom::ExtensionLoadedParamsPtr> loaded_extensions) { … } void Dispatcher::UnloadExtension(const ExtensionId& extension_id) { … } void Dispatcher::SuspendExtension( const ExtensionId& extension_id, mojom::Renderer::SuspendExtensionCallback callback) { … } void Dispatcher::CancelSuspendExtension(const ExtensionId& extension_id) { … } void Dispatcher::SetSystemFont(const std::string& font_family, const std::string& font_size) { … } void Dispatcher::SetWebViewPartitionID(const std::string& partition_id) { … } void Dispatcher::SetScriptingAllowlist( const std::vector<ExtensionId>& extension_ids) { … } void Dispatcher::UpdateDefaultPolicyHostRestrictions( URLPatternSet default_policy_blocked_hosts, URLPatternSet default_policy_allowed_hosts) { … } void Dispatcher::UpdateUserScriptWorlds( std::vector<mojom::UserScriptWorldInfoPtr> infos) { … } void Dispatcher::ClearUserScriptWorldConfig( const ExtensionId& extension_id, const std::optional<std::string>& world_id) { … } void Dispatcher::UpdateUserHostRestrictions(URLPatternSet user_blocked_hosts, URLPatternSet user_allowed_hosts) { … } void Dispatcher::UpdateTabSpecificPermissions(const ExtensionId& extension_id, URLPatternSet new_hosts, int tab_id, bool update_origin_allowlist) { … } void Dispatcher::UpdateUserScripts( base::ReadOnlySharedMemoryRegion shared_memory, mojom::HostIDPtr host_id) { … } void Dispatcher::ClearTabSpecificPermissions( const std::vector<ExtensionId>& extension_ids, int tab_id, bool update_origin_allowlist) { … } void Dispatcher::WatchPages(const std::vector<std::string>& css_selectors) { … } void Dispatcher::DispatchEvent(mojom::DispatchEventParamsPtr params, base::Value::List event_args, DispatchEventCallback callback) { … } void Dispatcher::SetDeveloperMode(bool current_developer_mode) { … } void Dispatcher::SetSessionInfo(version_info::Channel channel, mojom::FeatureSessionType session_type, bool is_lock_screen_context) { … } void Dispatcher::ShouldSuspend(ShouldSuspendCallback callback) { … } void Dispatcher::TransferBlobs(TransferBlobsCallback callback) { … } void Dispatcher::UpdatePermissions(const ExtensionId& extension_id, PermissionSet active_permissions, PermissionSet withheld_permissions, URLPatternSet policy_blocked_hosts, URLPatternSet policy_allowed_hosts, bool uses_default_policy_host_restrictions) { … } void Dispatcher::SetActivityLoggingEnabled(bool enabled) { … } void Dispatcher::OnUserScriptsUpdated(const mojom::HostID& changed_host) { … } ScriptContextSetIterable* Dispatcher::GetScriptContextSet() { … } void Dispatcher::UpdateActiveExtensions() { … } void Dispatcher::InitOriginPermissions(const Extension* extension) { … } void Dispatcher::UpdateOriginPermissions(const Extension& extension) { … } void Dispatcher::EnableCustomElementAllowlist() { … } void Dispatcher::UpdateAllBindings(bool api_permissions_changed) { … } void Dispatcher::UpdateBindingsForExtension(const Extension& extension) { … } // NOTE: please use the naming convention "foo_natives" for these. void Dispatcher::RegisterNativeHandlers( ModuleSystem* module_system, ScriptContext* context, NativeExtensionBindingsSystem* bindings_system, V8SchemaRegistry* v8_schema_registry) { … } void Dispatcher::PopulateSourceMap() { … } bool Dispatcher::IsWithinPlatformApp() { … } void Dispatcher::RequireGuestViewModules(ScriptContext* context) { … } std::unique_ptr<NativeExtensionBindingsSystem> Dispatcher::CreateBindingsSystem( NativeExtensionBindingsSystem::Delegate* delegate, std::unique_ptr<IPCMessageSender> ipc_sender) { … } void Dispatcher::ResumeEvaluationOnWorkerThread( const ExtensionId& extension_id) { … } } // namespace extensions
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