Communicate ExtensionSettings policy to renderers

extensions/browser/renderer_startup_helper.cc

 // 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 "extensions/browser/renderer_startup_helper.h"
 
 #include "base/values.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_process_host.h"
 #include "extensions/browser/extension_function_dispatcher.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extensions_browser_client.h"
 #include "extensions/browser/guest_view/web_view/web_view_guest.h"
 #include "extensions/common/extension_messages.h"
 #include "extensions/common/extension_set.h"
 #include "extensions/common/extensions_client.h"
 #include "extensions/common/features/feature_channel.h"
 #include "extensions/common/features/feature_session_type.h"
+#include "extensions/common/permissions/permissions_data.h"
+#include "ipc/ipc_message_attachment_set.h"
 #include "ui/base/webui/web_ui_util.h"
 
 using content::BrowserContext;
 
 namespace extensions {
 
 RendererStartupHelper::RendererStartupHelper(BrowserContext* browser_context)
     : browser_context_(browser_context) {
   DCHECK(browser_context);
   registrar_.Add(this, content::NOTIFICATION_RENDERER_PROCESS_CREATED,
@@ skipping 53 matching lines @@
       extensions::ExtensionsClient::Get()->GetScriptingWhitelist()));
 
   // If the new render process is a WebView guest process, propagate the WebView
   // partition ID to it.
   std::string webview_partition_id = WebViewGuest::GetPartitionID(process);
   if (!webview_partition_id.empty()) {
     process->Send(new ExtensionMsg_SetWebViewPartitionID(
         WebViewGuest::GetPartitionID(process)));
   }
 
+  // Load default runtime_blocked_hosts and runtime_allowed_hosts settings, part
+  // of the ExtensionSettings policy.
+  ExtensionMsg_UpdateDefaultPolicyHostRestrictions_Params params;
+  params.default_runtime_blocked_hosts =
+      PermissionsData::default_runtime_blocked_hosts();
+  params.default_runtime_allowed_hosts =
+      PermissionsData::default_runtime_allowed_hosts();
+  process->Send(new ExtensionMsg_UpdateDefaultPolicyHostRestrictions(params));
+
   // Loaded extensions.
   std::vector<ExtensionMsg_Loaded_Params> loaded_extensions;
   const ExtensionSet& extensions =
       ExtensionRegistry::Get(browser_context_)->enabled_extensions();
   for (const auto& ext : extensions) {
     // Renderers don't need to know about themes.
     if (!ext->is_theme()) {
       // TODO(kalman): Only include tab specific permissions for extension
       // processes, no other process needs it, so it's mildly wasteful.
       // I am not sure this is possible to know this here, at such a low
@@ skipping 46 matching lines @@
   if (extension.is_theme())
     return;
 
   // We don't need to include tab permisisons here, since the extension
   // was just loaded.
   // Uninitialized renderers will be informed of the extension load during the
   // first batch of messages.
   std::vector<ExtensionMsg_Loaded_Params> params(
       1,
       ExtensionMsg_Loaded_Params(&extension, false /* no tab permissions */));
-  for (content::RenderProcessHost* process : initialized_processes_)
+  for (content::RenderProcessHost* process : initialized_processes_) {
     process->Send(new ExtensionMsg_Loaded(params));
+  }

[Devlin, 2017/01/26 22:47:40]

why this extraneous change?

[nrpeter, 2017/02/03 19:32:24]

Done.

 }
 
 void RendererStartupHelper::OnExtensionUnloaded(const Extension& extension) {
   // Renderers don't need to know about themes.
   if (extension.is_theme())
     return;
 
   for (content::RenderProcessHost* process : initialized_processes_)
     process->Send(new ExtensionMsg_Unloaded(extension.id()));
   for (auto& process_extensions_pair : pending_active_extensions_)
@@ skipping 32 matching lines @@
     BrowserContext* context) const {
   // Redirected in incognito.
   return ExtensionsBrowserClient::Get()->GetOriginalContext(context);
 }
 
 bool RendererStartupHelperFactory::ServiceIsCreatedWithBrowserContext() const {
   return true;
 }
 
 }  // namespace extensions