1 // Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
2 // Use of this source code is governed by an apache-2.0 license that can be
3 // found in the LICENSE file.
5 #include "common/step/filesystem/step_recover_files.h"
7 #include <boost/filesystem/operations.hpp>
8 #include <boost/filesystem/path.hpp>
9 #include <boost/system/error_code.hpp>
11 #include "common/utils/paths.h"
12 #include "common/recovery_file.h"
13 #include "common/utils/file_util.h"
14 #include "common/utils/request.h"
16 namespace bf = boost::filesystem;
17 namespace bs = boost::system;
21 const char kExternalMemoryMountPoint[] = ".mmc";
23 bool Move(const boost::filesystem::path& from,
24 const boost::filesystem::path& to,
25 common_installer::FSFlag flag = common_installer::FSFlag::FS_NONE) {
26 if (bf::is_directory(from)) {
27 if (!common_installer::MoveDir(from, to / from.filename(), flag)) {
28 LOG(ERROR) << "Failed to move directory: " << from;
32 if (!common_installer::MoveFile(from, to / from.filename())) {
33 LOG(ERROR) << "Fail to move file: " << from;
43 namespace common_installer {
44 namespace filesystem {
46 Step::Status StepRecoverFiles::RecoveryNew() {
47 if (!ClearPath(context_->GetPkgPath()))
48 return Status::RECOVERY_ERROR;
50 LOG(INFO) << "Package files recovery done";
54 Step::Status StepRecoverFiles::RecoveryUpdate() {
55 recovery::RecoveryFile* recovery_file =
56 context_->recovery_info.get().recovery_file.get();
57 bool backup_done = recovery_file->backup_done();
58 bf::path backup_path = GetBackupPathForPackagePath(context_->GetPkgPath());
59 if (bf::exists(backup_path)) {
60 // Remove pkgdir only if backup original contents is completely done.
62 for (bf::directory_iterator iter(context_->GetPkgPath());
63 iter != bf::directory_iterator(); ++iter) {
64 if (iter->path().filename() == kExternalMemoryMountPoint)
67 if (!ClearPath(iter->path())) {
68 LOG(ERROR) << "Cannot restore widget files to its correct location";
69 return Status::RECOVERY_ERROR;
72 // it may fail during recovery.
73 recovery_file->set_backup_done(false);
74 recovery_file->WriteAndCommitFileContent();
77 // create copy of old package content skipping the external memory mount point
78 for (bf::directory_iterator iter(backup_path);
79 iter != bf::directory_iterator(); ++iter) {
80 if (!Move(iter->path(), context_->GetPkgPath()))
81 return Status::RECOVERY_ERROR;
84 ClearPath(backup_path);
86 LOG(INFO) << "Package files recovery done";
90 Step::Status StepRecoverFiles::RecoveryMountNew() {
91 bf::path zip_location = GetZipPackageLocation(
92 context_->GetPkgPath(), context_->pkgid.get());
94 ClearPath(context_->GetPkgPath());
95 LOG(INFO) << "Package files recovery done";
99 Step::Status StepRecoverFiles::RecoveryMountUpdate() {
100 bf::path zip_location = GetZipPackageLocation(
101 context_->GetPkgPath(), context_->pkgid.get());
102 bf::path backup_zip_location = GetBackupPathForZipFile(zip_location);
103 if (bf::exists(backup_zip_location)) {
104 Remove(zip_location);
105 MoveFile(backup_zip_location, zip_location);
108 // During mount update some files are still backed up separately from zip
109 // package file. This is because of the fact that we need to access bin/, lib/
110 // directories without mounting zip package file. In other words in mount
111 // install or mount update mode we don't mount everything - some files are
112 // still unpacked due to necessity.
113 bf::path backup_path = GetBackupPathForPackagePath(context_->GetPkgPath());
114 if (bf::exists(backup_path)) {
115 for (bf::directory_iterator iter(backup_path);
116 iter != bf::directory_iterator(); ++iter) {
117 ClearPath(context_->GetPkgPath() / iter->path().filename());
118 if (!Move(iter->path(), context_->GetPkgPath())) {
119 LOG(ERROR) << "Failed to recovery backup file(" << iter->path()
120 << ") in recovery of mount update";
121 return Status::RECOVERY_ERROR;
124 ClearPath(backup_path);
127 LOG(INFO) << "Package files recovery done";
131 Step::Status StepRecoverFiles::RecoveryReadonlyUpdateInstall() {
132 // Remove package directory at RW area
134 bf::path(GetRootAppPath(false, context_->uid.get())) /
135 context_->pkgid.get();
136 if (!ClearPath(pkg_path))
137 return Status::RECOVERY_ERROR;
139 LOG(INFO) << "Package files recovery done";
143 Step::Status StepRecoverFiles::Cleanup() {
144 recovery::RecoveryFile* recovery_file =
145 context_->recovery_info.get().recovery_file.get();
146 bf::path root_path(GetRootAppPath(
147 context_->is_readonly_package.get(), context_->uid.get()));
148 bf::path backup_path = GetBackupPathForPackagePath(
149 root_path / recovery_file->pkgid());
150 if (!bf::exists(backup_path))
153 if (!ClearPath(backup_path)) {
154 LOG(ERROR) << "Failed to remove backup path";
155 return Status::RECOVERY_ERROR;
161 bool StepRecoverFiles::ClearPath(const bf::path& path) {
162 return RemoveAll(path);
165 } // namespace filesystem
166 } // namespace common_installer