Index: chrome/browser/component_updater/cros_component_installer.cc |
diff --git a/chrome/browser/component_updater/cros_component_installer.cc b/chrome/browser/component_updater/cros_component_installer.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..98cb2ccfd4fc6f6ac75c7d735fbed4fe3e2dbd83 |
--- /dev/null |
+++ b/chrome/browser/component_updater/cros_component_installer.cc |
@@ -0,0 +1,222 @@ |
+// Copyright 2017 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 "chrome/browser/component_updater/cros_component_installer.h" |
+#include "base/task_scheduler/post_task.h" |
+#include "base/task_scheduler/task_traits.h" |
+#include "chrome/browser/browser_process.h" |
+#include "chrome/browser/component_updater/component_installer_errors.h" |
+#include "components/component_updater/component_updater_paths.h" |
+#include "content/public/browser/browser_thread.h" |
+#include "content/public/browser/plugin_service.h" |
+ |
+#if defined(OS_CHROMEOS) |
+#include "chromeos/dbus/dbus_method_call_status.h" |
+#include "chromeos/dbus/dbus_thread_manager.h" |
+#include "chromeos/dbus/image_loader_client.h" |
+#endif // defined(OS_CHROMEOS) |
+ |
+using content::BrowserThread; |
+using content::PluginService; |
+ |
+namespace component_updater { |
+ |
+#if defined(OS_CHROMEOS) |
+void LogRegistrationResult(chromeos::DBusMethodCallStatus call_status, |
+ bool result) { |
+ DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
+ if (call_status != chromeos::DBUS_METHOD_CALL_SUCCESS) { |
+ LOG(ERROR) << "Call to imageloader service failed."; |
+ return; |
+ } |
+ if (!result) { |
+ LOG(ERROR) << "Component registration failed"; |
+ return; |
+ } |
+} |
+void ImageLoaderRegistration(const std::string& version, |
+ const base::FilePath& install_dir, |
+ const std::string& name) { |
+ DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
+ chromeos::ImageLoaderClient* loader = |
+ chromeos::DBusThreadManager::Get()->GetImageLoaderClient(); |
+ |
+ if (loader) { |
+ loader->RegisterComponent(name, version, install_dir.value(), |
+ base::Bind(&LogRegistrationResult)); |
+ } else { |
+ LOG(ERROR) << "Failed to get ImageLoaderClient object."; |
+ } |
+} |
+ |
+// Determine whether or not to skip registering this cros component updates. |
+bool SkipCupsRegistration(ComponentUpdateService* cus) { |
+ return false; |
+} |
+ |
+CrOSComponentInstallerTraits::CrOSComponentInstallerTraits( |
+ std::string dir_name, |
+ std::string name, |
+ std::string sha2HashStr) |
+ : dir_name(dir_name), name(name) { |
+ if (sha2HashStr.length() != 64) |
+ return; |
+ for (unsigned int i = 0; i < sizeof(kSha2Hash_); i++) { |
+ kSha2Hash_[i] = stoul(sha2HashStr.substr(i * 2, 2), nullptr, 16); |
+ } |
+} |
+ |
+bool CrOSComponentInstallerTraits::SupportsGroupPolicyEnabledComponentUpdates() |
+ const { |
+ return true; |
+} |
+ |
+bool CrOSComponentInstallerTraits::RequiresNetworkEncryption() const { |
+ return false; |
+} |
+ |
+update_client::CrxInstaller::Result |
+CrOSComponentInstallerTraits::OnCustomInstall( |
+ const base::DictionaryValue& manifest, |
+ const base::FilePath& install_dir) { |
+ DVLOG(1) << "[CrOSComponentInstallerTraits::OnCustomInstall]"; |
+ std::string version; |
+ if (!manifest.GetString("version", &version)) { |
+ return ToInstallerResult(update_client::InstallError::GENERIC_ERROR); |
+ } |
+ BrowserThread::PostTask( |
+ BrowserThread::UI, FROM_HERE, |
+ base::Bind(&ImageLoaderRegistration, version, install_dir, name)); |
+ return update_client::CrxInstaller::Result(update_client::InstallError::NONE); |
+} |
+ |
+void CrOSComponentInstallerTraits::ComponentReady( |
+ const base::Version& version, |
+ const base::FilePath& path, |
+ std::unique_ptr<base::DictionaryValue> manifest) {} |
+ |
+bool CrOSComponentInstallerTraits::VerifyInstallation( |
+ const base::DictionaryValue& manifest, |
+ const base::FilePath& install_dir) const { |
+ return true; |
+} |
+ |
+base::FilePath CrOSComponentInstallerTraits::GetRelativeInstallDir() const { |
+ return base::FilePath(FILE_PATH_LITERAL(dir_name)); |
+} |
+ |
+void CrOSComponentInstallerTraits::GetHash(std::vector<uint8_t>* hash) const { |
+ hash->assign(kSha2Hash_, kSha2Hash_ + arraysize(kSha2Hash_)); |
+} |
+ |
+std::string CrOSComponentInstallerTraits::GetName() const { |
+ return name; |
+} |
+ |
+update_client::InstallerAttributes |
+CrOSComponentInstallerTraits::GetInstallerAttributes() const { |
+ return update_client::InstallerAttributes(); |
+} |
+ |
+std::vector<std::string> CrOSComponentInstallerTraits::GetMimeTypes() const { |
+ std::vector<std::string> mime_types; |
+ return mime_types; |
+} |
+ |
+void RegisterCrOSComponentInternal(ComponentUpdateService* cus, |
+ const ComponentConfig& config) { |
+ std::unique_ptr<ComponentInstallerTraits> traits( |
+ new CrOSComponentInstallerTraits(config.dir, config.name, |
+ config.sha2hashstr)); |
+ // |cus| will take ownership of |installer| during |
+ // installer->Register(cus). |
+ DefaultComponentInstaller* installer = |
+ new DefaultComponentInstaller(std::move(traits)); |
+ installer->Register(cus, base::Closure()); |
+} |
+ |
+// an example config file content: |
+//{ |
+// "components":{ |
+// "escpr": { |
+// "dir":"epson-inkjet-printer-escpr", |
+// "sha2hashstr":"1913a5e0a6cad30b6f03e176177e0d7ed62c5d6700a9c66da556d7c3f5d6a47e" |
+// } |
+// } |
+//} |
+bool RegisterCrOSComponentInternal(ComponentUpdateService* cus, |
+ const std::string& name) { |
+ if (name.length() == 0) { |
+ DVLOG(1) << "[RegisterCrOSComponents] name is empty."; |
+ return false; |
+ } |
+ std::string jsonstr = |
+ "{" |
+ "\"components\":{" |
+ " \"escpr\": {" |
+ " \"dir\":\"epson-inkjet-printer-escpr\"," |
+ " " |
+ "\"sha2hashstr\":" |
+ "\"1913a5e0a6cad30b6f03e176177e0d7ed62c5d6700a9c66da556d7c3f5d6a47e\"" |
+ " }" |
+ " }" |
+ "}"; |
waffles
2017/03/02 18:52:39
If we are going this way, just use a std::map and
xiaochu
2017/03/02 19:24:10
Done.
|
+ JSONStringValueDeserializer deserializer(jsonstr); |
+ std::unique_ptr<base::Value> rootPtr = deserializer.Deserialize(NULL, NULL); |
+ if (!rootPtr.get() || !rootPtr->IsType(base::Value::Type::DICTIONARY)) { |
+ DVLOG(1) << "[RegisterCrOSComponents] configuration is not loaded."; |
+ return false; |
+ } |
+ auto root_dic = std::unique_ptr<base::DictionaryValue>( |
+ static_cast<base::DictionaryValue*>(rootPtr.get())); |
+ base::DictionaryValue* components = nullptr; |
+ if (root_dic->GetDictionary("components", &components)) { |
+ base::DictionaryValue* component = nullptr; |
+ if (components->GetDictionary(name, &component)) { |
+ std::string dir, sha2hashstr; |
+ if (component->GetString("dir", &dir) && |
+ component->GetString("sha2hashstr", &sha2hashstr) && |
+ dir.length() > 0 && sha2hashstr.length() == 64) { |
+ ComponentConfig config; |
+ config.name = name; |
+ config.dir = dir; |
+ config.sha2hashstr = sha2hashstr; |
+ DVLOG(1) << "[RegisterCrOSComponents] register component:" << name; |
+ RegisterCrOSComponentInternal(cus, config); |
+ return true; |
+ } |
+ } |
+ } |
+ DVLOG(1) << "[RegisterCrOSComponents] component " << name |
+ << " is not in configuration file."; |
+ return false; |
+} |
+ |
+// TODO: make the loaded value life-time equivalent to browser. |
+void LoadCrOSConfigInternal() { |
+ base::FilePath configFilePath("/etc/cros_component.config"); |
+ JSONFileValueDeserializer deserializer(configFilePath); |
+ std::string error; |
+ std::unique_ptr<base::Value> rootPtr = deserializer.Deserialize(NULL, &error); |
+ DCHECK(error.empty()); |
+} |
+#endif // defined(OS_CHROMEOS) |
+ |
+bool RegisterCrOSComponent(ComponentUpdateService* cus, |
+ const std::string& name) { |
+#if defined(OS_CHROMEOS) |
+ return RegisterCrOSComponentInternal(cus, name); |
+#else |
+ return false; |
+#endif // defined(OS_CHROMEOS) |
+} |
+void LoadCrOSConfig() { |
waffles
2017/03/02 18:52:39
Just remove it, if unused.
xiaochu
2017/03/02 19:24:10
Done.
|
+#if defined(OS_CHROMEOS) |
+ base::PostTaskWithTraits(FROM_HERE, |
+ base::TaskTraits().MayBlock().WithPriority( |
+ base::TaskPriority::BACKGROUND), |
+ base::Bind(&LoadCrOSConfigInternal)); |
+#endif // defined(OS_CHROMEOS) |
+} |
+} // namespace component_updater |