rspangler@google.com | 49fdf18 | 2009-10-10 00:57:34 +0000 | [diff] [blame] | 1 | // Copyright (c) 2009 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 | |
Andrew de los Reyes | 4fe15d0 | 2009-12-10 19:01:36 -0800 | [diff] [blame^] | 5 | #include <string> |
| 6 | #include <tr1/memory> |
| 7 | #include <vector> |
| 8 | #include <gflags/gflags.h> |
rspangler@google.com | 49fdf18 | 2009-10-10 00:57:34 +0000 | [diff] [blame] | 9 | #include <glib.h> |
Andrew de los Reyes | 4fe15d0 | 2009-12-10 19:01:36 -0800 | [diff] [blame^] | 10 | #include "chromeos/obsolete_logging.h" |
| 11 | #include "update_engine/action_processor.h" |
| 12 | #include "update_engine/download_action.h" |
| 13 | #include "update_engine/filesystem_copier_action.h" |
| 14 | #include "update_engine/install_action.h" |
| 15 | #include "update_engine/libcurl_http_fetcher.h" |
| 16 | #include "update_engine/omaha_request_prep_action.h" |
| 17 | #include "update_engine/omaha_response_handler_action.h" |
| 18 | #include "update_engine/postinstall_runner_action.h" |
| 19 | #include "update_engine/set_bootable_flag_action.h" |
| 20 | #include "update_engine/update_check_action.h" |
| 21 | |
| 22 | using std::string; |
| 23 | using std::tr1::shared_ptr; |
| 24 | using std::vector; |
| 25 | |
| 26 | namespace chromeos_update_engine { |
| 27 | |
| 28 | class UpdateAttempter : public ActionProcessorDelegate { |
| 29 | public: |
| 30 | UpdateAttempter(GMainLoop *loop) |
| 31 | : full_update_(false), |
| 32 | loop_(loop) {} |
| 33 | void Update(bool force_full_update); |
| 34 | |
| 35 | // Delegate method: |
| 36 | void ProcessingDone(const ActionProcessor* processor, bool success); |
| 37 | private: |
| 38 | bool full_update_; |
| 39 | vector<shared_ptr<AbstractAction> > actions_; |
| 40 | ActionProcessor processor_; |
| 41 | GMainLoop *loop_; |
| 42 | |
| 43 | // pointer to the OmahaResponseHandlerAction in the actions_ vector; |
| 44 | shared_ptr<OmahaResponseHandlerAction> response_handler_action_; |
| 45 | DISALLOW_COPY_AND_ASSIGN(UpdateAttempter); |
| 46 | }; |
| 47 | |
| 48 | // Returns true on success. If there was no update available, that's still |
| 49 | // success. |
| 50 | // If force_full is true, try to force a full update. |
| 51 | void UpdateAttempter::Update(bool force_full_update) { |
| 52 | full_update_ = force_full_update; |
| 53 | CHECK(!processor_.IsRunning()); |
| 54 | processor_.set_delegate(this); |
| 55 | |
| 56 | // Actions: |
| 57 | shared_ptr<OmahaRequestPrepAction> request_prep_action( |
| 58 | new OmahaRequestPrepAction(force_full_update)); |
| 59 | shared_ptr<UpdateCheckAction> update_check_action( |
| 60 | new UpdateCheckAction(new LibcurlHttpFetcher)); |
| 61 | shared_ptr<OmahaResponseHandlerAction> response_handler_action( |
| 62 | new OmahaResponseHandlerAction); |
| 63 | shared_ptr<FilesystemCopierAction> filesystem_copier_action( |
| 64 | new FilesystemCopierAction); |
| 65 | shared_ptr<DownloadAction> download_action( |
| 66 | new DownloadAction(new LibcurlHttpFetcher)); |
| 67 | shared_ptr<InstallAction> install_action( |
| 68 | new InstallAction); |
| 69 | shared_ptr<PostinstallRunnerAction> postinstall_runner_action( |
| 70 | new PostinstallRunnerAction); |
| 71 | shared_ptr<SetBootableFlagAction> set_bootable_flag_action( |
| 72 | new SetBootableFlagAction); |
| 73 | |
| 74 | response_handler_action_ = response_handler_action; |
| 75 | |
| 76 | actions_.push_back(shared_ptr<AbstractAction>(request_prep_action)); |
| 77 | actions_.push_back(shared_ptr<AbstractAction>(update_check_action)); |
| 78 | actions_.push_back(shared_ptr<AbstractAction>(response_handler_action)); |
| 79 | actions_.push_back(shared_ptr<AbstractAction>(filesystem_copier_action)); |
| 80 | actions_.push_back(shared_ptr<AbstractAction>(download_action)); |
| 81 | actions_.push_back(shared_ptr<AbstractAction>(install_action)); |
| 82 | actions_.push_back(shared_ptr<AbstractAction>(postinstall_runner_action)); |
| 83 | actions_.push_back(shared_ptr<AbstractAction>(set_bootable_flag_action)); |
| 84 | |
| 85 | // Enqueue the actions |
| 86 | for (vector<shared_ptr<AbstractAction> >::iterator it = actions_.begin(); |
| 87 | it != actions_.end(); ++it) { |
| 88 | processor_.EnqueueAction(it->get()); |
| 89 | } |
| 90 | |
| 91 | // Bond them together. We have to use the leaf-types when calling |
| 92 | // BondActions(). |
| 93 | BondActions(request_prep_action.get(), update_check_action.get()); |
| 94 | BondActions(update_check_action.get(), response_handler_action.get()); |
| 95 | BondActions(response_handler_action.get(), filesystem_copier_action.get()); |
| 96 | BondActions(filesystem_copier_action.get(), download_action.get()); |
| 97 | BondActions(download_action.get(), install_action.get()); |
| 98 | BondActions(install_action.get(), postinstall_runner_action.get()); |
| 99 | BondActions(postinstall_runner_action.get(), set_bootable_flag_action.get()); |
| 100 | |
| 101 | processor_.StartProcessing(); |
| 102 | } |
| 103 | |
| 104 | void UpdateAttempter::ProcessingDone(const ActionProcessor* processor, |
| 105 | bool success) { |
| 106 | CHECK(response_handler_action_); |
| 107 | if (response_handler_action_->GotNoUpdateResponse()) { |
| 108 | // All done. |
| 109 | g_main_loop_quit(loop_); |
| 110 | return; |
| 111 | } |
| 112 | if (!success) { |
| 113 | if (!full_update_) { |
| 114 | LOG(ERROR) << "Update failed. Attempting full update"; |
| 115 | actions_.clear(); |
| 116 | response_handler_action_.reset(); |
| 117 | Update(true); |
| 118 | return; |
| 119 | } else { |
| 120 | LOG(ERROR) << "Full update failed. Aborting"; |
| 121 | } |
| 122 | } |
| 123 | g_main_loop_quit(loop_); |
| 124 | } |
| 125 | |
| 126 | gboolean UpdateInMainLoop(void* arg) { |
| 127 | UpdateAttempter* update_attempter = reinterpret_cast<UpdateAttempter*>(arg); |
| 128 | update_attempter->Update(false); |
| 129 | return FALSE; // Don't call this callback function again |
| 130 | } |
| 131 | |
| 132 | } // namespace chromeos_update_engine |
rspangler@google.com | 49fdf18 | 2009-10-10 00:57:34 +0000 | [diff] [blame] | 133 | |
adlr@google.com | c98a7ed | 2009-12-04 18:54:03 +0000 | [diff] [blame] | 134 | #include "update_engine/subprocess.h" |
rspangler@google.com | 49fdf18 | 2009-10-10 00:57:34 +0000 | [diff] [blame] | 135 | |
| 136 | int main(int argc, char** argv) { |
adlr@google.com | c98a7ed | 2009-12-04 18:54:03 +0000 | [diff] [blame] | 137 | g_thread_init(NULL); |
| 138 | chromeos_update_engine::Subprocess::Init(); |
Andrew de los Reyes | 4fe15d0 | 2009-12-10 19:01:36 -0800 | [diff] [blame^] | 139 | google::ParseCommandLineFlags(&argc, &argv, true); |
| 140 | // TODO(adlr): figure out log file |
| 141 | logging::InitLogging("", |
| 142 | logging::LOG_ONLY_TO_SYSTEM_DEBUG_LOG, |
| 143 | logging::DONT_LOCK_LOG_FILE, |
| 144 | logging::APPEND_TO_OLD_LOG_FILE); |
| 145 | LOG(INFO) << "Chrome OS Update Engine starting"; |
| 146 | |
| 147 | // Create the single GMainLoop |
| 148 | GMainLoop *loop = g_main_loop_new(g_main_context_default(), FALSE); |
| 149 | |
| 150 | chromeos_update_engine::UpdateAttempter update_attempter(loop); |
| 151 | |
| 152 | g_timeout_add(0, &chromeos_update_engine::UpdateInMainLoop, |
| 153 | &update_attempter); |
| 154 | |
| 155 | g_main_loop_run(loop); |
| 156 | g_main_loop_unref(loop); |
| 157 | |
| 158 | LOG(INFO) << "Chrome OS Update Engine terminating"; |
rspangler@google.com | 49fdf18 | 2009-10-10 00:57:34 +0000 | [diff] [blame] | 159 | return 0; |
| 160 | } |