Andrew de los Reyes | 4e9b9f4 | 2010-04-26 15:06:43 -0700 | [diff] [blame^] | 1 | // Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "update_engine/update_attempter.h" |
| 6 | #include <tr1/memory> |
| 7 | #include <string> |
| 8 | #include <vector> |
| 9 | #include <glib.h> |
| 10 | #include "update_engine/download_action.h" |
| 11 | #include "update_engine/filesystem_copier_action.h" |
| 12 | #include "update_engine/libcurl_http_fetcher.h" |
| 13 | #include "update_engine/omaha_request_prep_action.h" |
| 14 | #include "update_engine/omaha_response_handler_action.h" |
| 15 | #include "update_engine/postinstall_runner_action.h" |
| 16 | #include "update_engine/set_bootable_flag_action.h" |
| 17 | #include "update_engine/update_check_action.h" |
| 18 | |
| 19 | using std::tr1::shared_ptr; |
| 20 | using std::string; |
| 21 | using std::vector; |
| 22 | |
| 23 | namespace chromeos_update_engine { |
| 24 | |
| 25 | void UpdateAttempter::Update(bool force_full_update) { |
| 26 | full_update_ = force_full_update; |
| 27 | CHECK(!processor_.IsRunning()); |
| 28 | processor_.set_delegate(this); |
| 29 | |
| 30 | // Actions: |
| 31 | shared_ptr<OmahaRequestPrepAction> request_prep_action( |
| 32 | new OmahaRequestPrepAction(force_full_update)); |
| 33 | shared_ptr<UpdateCheckAction> update_check_action( |
| 34 | new UpdateCheckAction(new LibcurlHttpFetcher)); |
| 35 | shared_ptr<OmahaResponseHandlerAction> response_handler_action( |
| 36 | new OmahaResponseHandlerAction); |
| 37 | shared_ptr<FilesystemCopierAction> filesystem_copier_action( |
| 38 | new FilesystemCopierAction); |
| 39 | shared_ptr<DownloadAction> download_action( |
| 40 | new DownloadAction(new LibcurlHttpFetcher)); |
| 41 | shared_ptr<PostinstallRunnerAction> postinstall_runner_action( |
| 42 | new PostinstallRunnerAction); |
| 43 | shared_ptr<SetBootableFlagAction> set_bootable_flag_action( |
| 44 | new SetBootableFlagAction); |
| 45 | |
| 46 | response_handler_action_ = response_handler_action; |
| 47 | |
| 48 | actions_.push_back(shared_ptr<AbstractAction>(request_prep_action)); |
| 49 | actions_.push_back(shared_ptr<AbstractAction>(update_check_action)); |
| 50 | actions_.push_back(shared_ptr<AbstractAction>(response_handler_action)); |
| 51 | actions_.push_back(shared_ptr<AbstractAction>(filesystem_copier_action)); |
| 52 | actions_.push_back(shared_ptr<AbstractAction>(download_action)); |
| 53 | actions_.push_back(shared_ptr<AbstractAction>(postinstall_runner_action)); |
| 54 | actions_.push_back(shared_ptr<AbstractAction>(set_bootable_flag_action)); |
| 55 | |
| 56 | // Enqueue the actions |
| 57 | for (vector<shared_ptr<AbstractAction> >::iterator it = actions_.begin(); |
| 58 | it != actions_.end(); ++it) { |
| 59 | processor_.EnqueueAction(it->get()); |
| 60 | } |
| 61 | |
| 62 | // Bond them together. We have to use the leaf-types when calling |
| 63 | // BondActions(). |
| 64 | BondActions(request_prep_action.get(), update_check_action.get()); |
| 65 | BondActions(update_check_action.get(), response_handler_action.get()); |
| 66 | BondActions(response_handler_action.get(), filesystem_copier_action.get()); |
| 67 | BondActions(filesystem_copier_action.get(), download_action.get()); |
| 68 | // TODO(adlr): Bond these actions together properly |
| 69 | // BondActions(download_action.get(), install_action.get()); |
| 70 | // BondActions(install_action.get(), postinstall_runner_action.get()); |
| 71 | BondActions(postinstall_runner_action.get(), set_bootable_flag_action.get()); |
| 72 | |
| 73 | processor_.StartProcessing(); |
| 74 | } |
| 75 | |
| 76 | // Delegate method: |
| 77 | void UpdateAttempter::ProcessingDone(const ActionProcessor* processor, |
| 78 | bool success) { |
| 79 | CHECK(response_handler_action_); |
| 80 | if (response_handler_action_->GotNoUpdateResponse()) { |
| 81 | // All done. |
| 82 | g_main_loop_quit(loop_); |
| 83 | return; |
| 84 | } |
| 85 | if (!success) { |
| 86 | if (!full_update_) { |
| 87 | LOG(ERROR) << "Update failed. Attempting full update"; |
| 88 | actions_.clear(); |
| 89 | response_handler_action_.reset(); |
| 90 | Update(true); |
| 91 | return; |
| 92 | } else { |
| 93 | LOG(ERROR) << "Full update failed. Aborting"; |
| 94 | } |
| 95 | } |
| 96 | g_main_loop_quit(loop_); |
| 97 | } |
| 98 | |
| 99 | // Stop updating. An attempt will be made to record status to the disk |
| 100 | // so that updates can be resumed later. |
| 101 | void UpdateAttempter::Terminate() { |
| 102 | // TODO(adlr): implement this method. |
| 103 | NOTIMPLEMENTED(); |
| 104 | } |
| 105 | |
| 106 | // Try to resume from a previously Terminate()d update. |
| 107 | void UpdateAttempter::ResumeUpdating() { |
| 108 | // TODO(adlr): implement this method. |
| 109 | NOTIMPLEMENTED(); |
| 110 | } |
| 111 | |
| 112 | bool UpdateAttempter::GetStatus(int64_t* last_checked_time, |
| 113 | double* progress, |
| 114 | std::string* current_operation, |
| 115 | std::string* new_version, |
| 116 | int64_t* new_size) { |
| 117 | // TODO(adlr): Return actual status. |
| 118 | *last_checked_time = 123; |
| 119 | *progress = 0.2223; |
| 120 | *current_operation = "DOWNLOADING"; |
| 121 | *new_version = "0.2.3.8"; |
| 122 | *new_size = 10002; |
| 123 | return true; |
| 124 | } |
| 125 | |
| 126 | |
| 127 | } // namespace chromeos_update_engine |