adlr@google.com | 3defe6a | 2009-12-04 20:57:17 +0000 | [diff] [blame^] | 1 | // Copyright (c) 2009 The Chromium 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/postinstall_runner_action.h" |
| 6 | #include <sys/mount.h> |
| 7 | #include <stdlib.h> |
| 8 | #include "update_engine/utils.h" |
| 9 | |
| 10 | namespace chromeos_update_engine { |
| 11 | |
| 12 | using std::string; |
| 13 | |
| 14 | namespace { |
| 15 | const string kMountPath(utils::kStatefulPartition + "/au_destination"); |
| 16 | const string kPostinstallScript("/postinst"); |
| 17 | } |
| 18 | |
| 19 | void PostinstallRunnerAction::PerformAction() { |
| 20 | CHECK(HasInputObject()); |
| 21 | const string install_device = GetInputObject(); |
| 22 | |
| 23 | int rc = mount(install_device.c_str(), kMountPath.c_str(), "ext3", 0, NULL); |
| 24 | if (rc < 0) { |
| 25 | LOG(ERROR) << "Unable to mount destination device " << install_device |
| 26 | << " onto " << kMountPath; |
| 27 | processor_->ActionComplete(this, false); |
| 28 | return; |
| 29 | } |
| 30 | |
| 31 | // run postinstall script |
| 32 | rc = system((kMountPath + kPostinstallScript + " " + install_device).c_str()); |
| 33 | bool success = (rc == 0); |
| 34 | if (!success) { |
| 35 | LOG(ERROR) << "Postinst command failed with code: " << rc; |
| 36 | } |
| 37 | |
| 38 | rc = umount(kMountPath.c_str()); |
| 39 | if (rc < 0) { |
| 40 | // non-fatal |
| 41 | LOG(ERROR) << "Unable to umount destination device"; |
| 42 | } |
| 43 | if (success && HasOutputPipe()) { |
| 44 | SetOutputObject(install_device); |
| 45 | } |
| 46 | processor_->ActionComplete(this, success); |
| 47 | } |
| 48 | |
| 49 | } // namespace chromeos_update_engine |