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// Copyright (c) 2012 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 "base/command_line.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/prefs/pref_service.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/extensions/crx_installer.h"
#include "chrome/browser/extensions/extension_browsertest.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_system.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/plugin_service.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/webplugininfo.h"
#include "content/public/test/browser_test_utils.h"
#include "net/dns/mock_host_resolver.h"
using content::PluginService;
using content::WebContents;
using extensions::Extension;
using extensions::Manifest;
namespace {
const char* kExtensionId = "bjjcibdiodkkeanflmiijlcfieiemced";
// This class tests that the Native Client plugin is blocked unless the
// .nexe is part of an extension from the Chrome Webstore.
class NaClExtensionTest : public ExtensionBrowserTest {
public:
NaClExtensionTest() {}
protected:
enum InstallType {
INSTALL_TYPE_COMPONENT,
INSTALL_TYPE_UNPACKED,
INSTALL_TYPE_FROM_WEBSTORE,
INSTALL_TYPE_NON_WEBSTORE,
};
enum PluginType {
PLUGIN_TYPE_NONE = 0,
PLUGIN_TYPE_EMBED = 1,
PLUGIN_TYPE_CONTENT_HANDLER = 2,
PLUGIN_TYPE_ALL = PLUGIN_TYPE_EMBED |
PLUGIN_TYPE_CONTENT_HANDLER,
};
const Extension* InstallExtension(const base::FilePath& file_path,
InstallType install_type) {
ExtensionService* service = extensions::ExtensionSystem::Get(
browser()->profile())->extension_service();
const Extension* extension = NULL;
switch (install_type) {
case INSTALL_TYPE_COMPONENT:
if (LoadExtensionAsComponent(file_path)) {
extension = service->GetExtensionById(kExtensionId, false);
}
break;
case INSTALL_TYPE_UNPACKED:
// Install the extension from a folder so it's unpacked.
if (LoadExtension(file_path)) {
extension = service->GetExtensionById(kExtensionId, false);
}
break;
case INSTALL_TYPE_FROM_WEBSTORE:
// Install native_client.crx from the webstore.
if (InstallExtensionFromWebstore(file_path, 1)) {
extension = service->GetExtensionById(last_loaded_extension_id_,
false);
}
break;
case INSTALL_TYPE_NON_WEBSTORE:
// Install native_client.crx but not from the webstore.
if (ExtensionBrowserTest::InstallExtension(file_path, 1)) {
extension = service->GetExtensionById(last_loaded_extension_id_,
false);
}
break;
}
return extension;
}
const Extension* InstallExtension(InstallType install_type) {
base::FilePath file_path = test_data_dir_.AppendASCII("native_client");
return InstallExtension(file_path, install_type);
}
const Extension* InstallHostedApp() {
base::FilePath file_path = test_data_dir_.AppendASCII(
"native_client_hosted_app");
return InstallExtension(file_path, INSTALL_TYPE_FROM_WEBSTORE);
}
bool IsNaClPluginLoaded() {
base::FilePath path;
if (PathService::Get(chrome::FILE_NACL_PLUGIN, &path)) {
content::WebPluginInfo info;
return PluginService::GetInstance()->GetPluginInfoByPath(path, &info);
}
return false;
}
void CheckPluginsCreated(const GURL& url, PluginType expected_to_succeed) {
ui_test_utils::NavigateToURL(browser(), url);
// Don't run tests if the NaCl plugin isn't loaded.
if (!IsNaClPluginLoaded())
return;
bool embedded_plugin_created = false;
bool content_handler_plugin_created = false;
WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
web_contents,
"window.domAutomationController.send(EmbeddedPluginCreated());",
&embedded_plugin_created));
ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
web_contents,
"window.domAutomationController.send(ContentHandlerPluginCreated());",
&content_handler_plugin_created));
EXPECT_EQ(embedded_plugin_created,
(expected_to_succeed & PLUGIN_TYPE_EMBED) != 0);
EXPECT_EQ(content_handler_plugin_created,
(expected_to_succeed & PLUGIN_TYPE_CONTENT_HANDLER) != 0);
}
void CheckPluginsCreated(const Extension* extension,
PluginType expected_to_succeed) {
CheckPluginsCreated(extension->GetResourceURL("test.html"),
expected_to_succeed);
}
};
// Test that the NaCl plugin isn't blocked for Webstore extensions.
IN_PROC_BROWSER_TEST_F(NaClExtensionTest, WebStoreExtension) {
ASSERT_TRUE(test_server()->Start());
const Extension* extension = InstallExtension(INSTALL_TYPE_FROM_WEBSTORE);
ASSERT_TRUE(extension);
CheckPluginsCreated(extension, PLUGIN_TYPE_ALL);
}
// Test that the NaCl plugin is blocked for non-Webstore extensions.
IN_PROC_BROWSER_TEST_F(NaClExtensionTest, NonWebStoreExtension) {
ASSERT_TRUE(test_server()->Start());
const Extension* extension = InstallExtension(INSTALL_TYPE_NON_WEBSTORE);
ASSERT_TRUE(extension);
CheckPluginsCreated(extension, PLUGIN_TYPE_NONE);
}
// Test that the NaCl plugin isn't blocked for component extensions.
IN_PROC_BROWSER_TEST_F(NaClExtensionTest, ComponentExtension) {
ASSERT_TRUE(test_server()->Start());
const Extension* extension = InstallExtension(INSTALL_TYPE_COMPONENT);
ASSERT_TRUE(extension);
ASSERT_EQ(extension->location(), Manifest::COMPONENT);
CheckPluginsCreated(extension, PLUGIN_TYPE_ALL);
}
// Test that the NaCl plugin isn't blocked for unpacked extensions.
IN_PROC_BROWSER_TEST_F(NaClExtensionTest, UnpackedExtension) {
ASSERT_TRUE(test_server()->Start());
const Extension* extension = InstallExtension(INSTALL_TYPE_UNPACKED);
ASSERT_TRUE(extension);
ASSERT_EQ(extension->location(), Manifest::UNPACKED);
CheckPluginsCreated(extension, PLUGIN_TYPE_ALL);
}
// Test that the NaCl plugin is blocked for non chrome-extension urls, except
// if it's a content (MIME type) handler.
IN_PROC_BROWSER_TEST_F(NaClExtensionTest, NonExtensionScheme) {
ASSERT_TRUE(test_server()->Start());
const Extension* extension = InstallExtension(INSTALL_TYPE_FROM_WEBSTORE);
ASSERT_TRUE(extension);
CheckPluginsCreated(
test_server()->GetURL("files/extensions/native_client/test.html"),
PLUGIN_TYPE_CONTENT_HANDLER);
}
// Test that NaCl plugin isn't blocked for hosted app URLs.
IN_PROC_BROWSER_TEST_F(NaClExtensionTest, HostedApp) {
host_resolver()->AddRule("*", "127.0.0.1");
ASSERT_TRUE(test_server()->Start());
GURL url = test_server()->GetURL("files/extensions/native_client/test.html");
GURL::Replacements replace_host;
std::string host_str("localhost");
replace_host.SetHostStr(host_str);
replace_host.ClearPort();
url = url.ReplaceComponents(replace_host);
const Extension* extension = InstallHostedApp();
ASSERT_TRUE(extension);
CheckPluginsCreated(url, PLUGIN_TYPE_ALL);
}
} // namespace
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