| // Copyright (c) 2010 The Chromium OS 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 "update_engine/update_attempter.h" |
| #include <tr1/memory> |
| #include <string> |
| #include <vector> |
| #include <glib.h> |
| #include "update_engine/download_action.h" |
| #include "update_engine/filesystem_copier_action.h" |
| #include "update_engine/libcurl_http_fetcher.h" |
| #include "update_engine/omaha_request_prep_action.h" |
| #include "update_engine/omaha_response_handler_action.h" |
| #include "update_engine/postinstall_runner_action.h" |
| #include "update_engine/set_bootable_flag_action.h" |
| #include "update_engine/update_check_action.h" |
| |
| using std::tr1::shared_ptr; |
| using std::string; |
| using std::vector; |
| |
| namespace chromeos_update_engine { |
| |
| void UpdateAttempter::Update(bool force_full_update) { |
| full_update_ = force_full_update; |
| CHECK(!processor_.IsRunning()); |
| processor_.set_delegate(this); |
| |
| // Actions: |
| shared_ptr<OmahaRequestPrepAction> request_prep_action( |
| new OmahaRequestPrepAction(force_full_update)); |
| shared_ptr<UpdateCheckAction> update_check_action( |
| new UpdateCheckAction(new LibcurlHttpFetcher)); |
| shared_ptr<OmahaResponseHandlerAction> response_handler_action( |
| new OmahaResponseHandlerAction); |
| shared_ptr<FilesystemCopierAction> filesystem_copier_action( |
| new FilesystemCopierAction(false)); |
| shared_ptr<FilesystemCopierAction> filesystem_copier_action_kernel( |
| new FilesystemCopierAction(true)); |
| shared_ptr<DownloadAction> download_action( |
| new DownloadAction(new LibcurlHttpFetcher)); |
| shared_ptr<PostinstallRunnerAction> postinstall_runner_action( |
| new PostinstallRunnerAction); |
| shared_ptr<SetBootableFlagAction> set_bootable_flag_action( |
| new SetBootableFlagAction); |
| |
| response_handler_action_ = response_handler_action; |
| |
| actions_.push_back(shared_ptr<AbstractAction>(request_prep_action)); |
| actions_.push_back(shared_ptr<AbstractAction>(update_check_action)); |
| actions_.push_back(shared_ptr<AbstractAction>(response_handler_action)); |
| actions_.push_back(shared_ptr<AbstractAction>(filesystem_copier_action)); |
| actions_.push_back(shared_ptr<AbstractAction>( |
| filesystem_copier_action_kernel)); |
| actions_.push_back(shared_ptr<AbstractAction>(download_action)); |
| actions_.push_back(shared_ptr<AbstractAction>(postinstall_runner_action)); |
| actions_.push_back(shared_ptr<AbstractAction>(set_bootable_flag_action)); |
| |
| // Enqueue the actions |
| for (vector<shared_ptr<AbstractAction> >::iterator it = actions_.begin(); |
| it != actions_.end(); ++it) { |
| processor_.EnqueueAction(it->get()); |
| } |
| |
| // Bond them together. We have to use the leaf-types when calling |
| // BondActions(). |
| BondActions(request_prep_action.get(), update_check_action.get()); |
| BondActions(update_check_action.get(), response_handler_action.get()); |
| BondActions(response_handler_action.get(), filesystem_copier_action.get()); |
| BondActions(response_handler_action.get(), |
| filesystem_copier_action_kernel.get()); |
| BondActions(filesystem_copier_action_kernel.get(), |
| download_action.get()); |
| // TODO(adlr): Bond these actions together properly |
| // BondActions(download_action.get(), install_action.get()); |
| // BondActions(install_action.get(), postinstall_runner_action.get()); |
| BondActions(postinstall_runner_action.get(), set_bootable_flag_action.get()); |
| |
| processor_.StartProcessing(); |
| } |
| |
| // Delegate method: |
| void UpdateAttempter::ProcessingDone(const ActionProcessor* processor, |
| bool success) { |
| CHECK(response_handler_action_); |
| if (response_handler_action_->GotNoUpdateResponse()) { |
| // All done. |
| g_main_loop_quit(loop_); |
| return; |
| } |
| if (!success) { |
| if (!full_update_) { |
| LOG(ERROR) << "Update failed. Attempting full update"; |
| actions_.clear(); |
| response_handler_action_.reset(); |
| Update(true); |
| return; |
| } else { |
| LOG(ERROR) << "Full update failed. Aborting"; |
| } |
| } |
| g_main_loop_quit(loop_); |
| } |
| |
| // Stop updating. An attempt will be made to record status to the disk |
| // so that updates can be resumed later. |
| void UpdateAttempter::Terminate() { |
| // TODO(adlr): implement this method. |
| NOTIMPLEMENTED(); |
| } |
| |
| // Try to resume from a previously Terminate()d update. |
| void UpdateAttempter::ResumeUpdating() { |
| // TODO(adlr): implement this method. |
| NOTIMPLEMENTED(); |
| } |
| |
| bool UpdateAttempter::GetStatus(int64_t* last_checked_time, |
| double* progress, |
| std::string* current_operation, |
| std::string* new_version, |
| int64_t* new_size) { |
| // TODO(adlr): Return actual status. |
| *last_checked_time = 123; |
| *progress = 0.2223; |
| *current_operation = "DOWNLOADING"; |
| *new_version = "0.2.3.8"; |
| *new_size = 10002; |
| return true; |
| } |
| |
| |
| } // namespace chromeos_update_engine |