src/jobs/widget_install/task_file_manipulation.cpp

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  *    Licensed under the Apache License, Version 2.0 (the "License");
   5  *    you may not use this file except in compliance with the License.
   6  *    You may obtain a copy of the License at
   7  *
   8  *        http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *    Unless required by applicable law or agreed to in writing, software
  11  *    distributed under the License is distributed on an "AS IS" BASIS,
  12  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  *    See the License for the specific language governing permissions and
  14  *    limitations under the License.
  15  */
  16 /**
  17  * @file    task_db_update.cpp
  18  * @author  Lukasz Wrzosek(l.wrzosek@samsung.com)
  19  * @version 1.0
  20  * @brief   Implementation file for installer task database updating
  21  */
  22 #include <unistd.h>
  23 #include <sys/stat.h>
  24 #include <dirent.h>
  25 #include <widget_install/task_file_manipulation.h>
  26 #include <widget_install/job_widget_install.h>
  27 #include <widget_install/widget_install_errors.h>
  28 #include <widget_install/widget_install_context.h>
  29 #include <widget_install/directory_api.h>
  30 #include <dpl/utils/wrt_utility.h>
  31 #include <dpl/foreach.h>
  32 #include <dpl/log/log.h>
  33 #include <dpl/assert.h>
  34 #include <dpl/errno_string.h>
  35 #include <dpl/utils/folder_size.h>
  36 #include <dpl/wrt-dao-ro/global_config.h>
  37 #include <string>
  38 #include <fstream>
  39 #include <widget_install_to_external.h>
  40
  41 #define WEBAPP_DEFAULT_UID  5000
  42 #define WEBAPP_DEFAULT_GID  5000
  43
  44 namespace {
  45 const mode_t PRIVATE_STORAGE_MODE = 0700;
  46 const mode_t SHARE_MODE = 0705;
  47 }
  48
  49 using namespace WrtDB;
  50
  51 namespace {
  52 const char* GLIST_RES_DIR = "res";
  53
  54 bool _FolderCopy(std::string source, std::string dest)
  55 {
  56     DIR* dir = opendir(source.c_str());
  57     if (NULL == dir) {
  58         return false;
  59     }
  60
  61     struct dirent dEntry;
  62     struct dirent *dEntryResult;
  63     int return_code;
  64
  65     do {
  66         struct stat statInfo;
  67         return_code = readdir_r(dir, &dEntry, &dEntryResult);
  68         if (dEntryResult != NULL && return_code == 0) {
  69             std::string fileName = dEntry.d_name;
  70             std::string fullName = source + "/" + fileName;
  71
  72             if (stat(fullName.c_str(), &statInfo) != 0) {
  73                 closedir(dir);
  74                 return false;
  75             }
  76
  77             if (S_ISDIR(statInfo.st_mode)) {
  78                 if (("." == fileName) || (".." == fileName)) {
  79                     continue;
  80                 }
  81                 std::string destFolder = dest + "/" + fileName;
  82                 WrtUtilMakeDir(destFolder);
  83
  84                 if (!_FolderCopy(fullName, destFolder)) {
  85                     closedir(dir);
  86                     return false;
  87                 }
  88             }
  89
  90             std::string destFile = dest + "/" + fileName;
  91             std::ifstream infile(fullName);
  92             std::ofstream outfile(destFile);
  93             outfile << infile.rdbuf();
  94             outfile.close();
  95             infile.close();
  96         }
  97     } while (dEntryResult != NULL && return_code == 0);
  98     closedir(dir);
  99     return true;
 100 }
 101
 102 void changeOwnerForDirectory(std::string storagePath) {
 103     if (euidaccess(storagePath.c_str(), F_OK) != 0) {
 104         if (!WrtUtilMakeDir(storagePath, PRIVATE_STORAGE_MODE)) {
 105             LogError("Failed to create directory for private storage");
 106             ThrowMsg(Jobs::WidgetInstall::Exceptions::FileOperationFailed,
 107                      "Failed to create directory for private storage");
 108         }
 109         // '5000' is default uid, gid for applications.
 110         // So installed applications should be launched as process of uid
 111         // '5000'.
 112         // the process can access private directory 'data' of itself.
 113         if (chown(storagePath.c_str(),
 114                   WEBAPP_DEFAULT_UID,
 115                   WEBAPP_DEFAULT_GID) != 0)
 116         {
 117             ThrowMsg(Jobs::WidgetInstall::Exceptions::FileOperationFailed,
 118                      "Chown to invaild user");
 119         }
 120     } else if (euidaccess(storagePath.c_str(), W_OK | R_OK | X_OK) == 0) {
 121         LogInfo("Private storage already exists.");
 122         // Even if private directory already is created, private dircetory
 123         // should change owner.
 124         if (chown(storagePath.c_str(),
 125                   WEBAPP_DEFAULT_UID,
 126                   WEBAPP_DEFAULT_GID) != 0)
 127         {
 128             ThrowMsg(Jobs::WidgetInstall::Exceptions::FileOperationFailed,
 129                      "Chown to invaild user");
 130         }
 131         if (chmod(storagePath.c_str(), PRIVATE_STORAGE_MODE) != 0) {
 132             ThrowMsg(Jobs::WidgetInstall::Exceptions::FileOperationFailed,
 133                      "chmod to 0700");
 134         }
 135     } else {
 136         ThrowMsg(Jobs::WidgetInstall::Exceptions::FileOperationFailed,
 137                  "No access to private storage.");
 138     }
 139 }
 140 }
 141
 142 namespace Jobs {
 143 namespace WidgetInstall {
 144 TaskFileManipulation::TaskFileManipulation(InstallerContext& context) :
 145     DPL::TaskDecl<TaskFileManipulation>(this),
 146     m_context(context),
 147     m_extHandle(NULL)
 148 {
 149     if (INSTALL_LOCATION_TYPE_EXTERNAL !=
 150             m_context.locationType)
 151     {
 152         AddStep(&TaskFileManipulation::StepCreateDirs);
 153         if (m_context.widgetConfig.packagingType !=
 154             WrtDB::PKG_TYPE_DIRECTORY_WEB_APP)
 155         {
 156             AddStep(&TaskFileManipulation::StepRenamePath);
 157             AddAbortStep(&TaskFileManipulation::StepAbortRenamePath);
 158         }
 159         AddStep(&TaskFileManipulation::StepCreatePrivateStorageDir);
 160         AddStep(&TaskFileManipulation::StepLinkForPreload);
 161
 162     } else {
 163         AddStep(&TaskFileManipulation::StepPrepareExternalDir);
 164         AddStep(&TaskFileManipulation::StepInstallToExternal);
 165         AddStep(&TaskFileManipulation::StepCreatePrivateStorageDir);
 166
 167         AddAbortStep(&TaskFileManipulation::StepAbortCreateExternalDir);
 168     }
 169 }
 170
 171 void TaskFileManipulation::StepCreateDirs()
 172 {
 173     std::string widgetPath;
 174
 175     widgetPath = m_context.locations->getPackageInstallationDir();
 176
 177     std::string widgetBinPath = m_context.locations->getBinaryDir();
 178     std::string widgetSrcPath = m_context.locations->getSourceDir();
 179
 180     WrtUtilMakeDir(widgetPath);
 181
 182     // If package type is widget with osp service, we don't need to make bin
 183     // and src directory
 184     if (m_context.widgetConfig.packagingType == PKG_TYPE_HYBRID_WEB_APP) {
 185         LogDebug("Doesn't need to create resource directory");
 186     } else {
 187         LogDebug("Create resource directory");
 188         WrtUtilMakeDir(widgetBinPath);
 189         WrtUtilMakeDir(widgetSrcPath);
 190         if (m_context.mode.installTime == InstallMode::InstallTime::PRELOAD) {
 191             std::string userWidgetDir = m_context.locations->getUserDataRootDir();
 192             WrtUtilMakeDir(userWidgetDir);
 193         }
 194     }
 195
 196     m_context.job->UpdateProgress(
 197         InstallerContext::INSTALL_DIR_CREATE,
 198         "Widget Directory Created");
 199 }
 200
 201 void TaskFileManipulation::StepCreatePrivateStorageDir()
 202 {
 203     std::string storagePath = m_context.locations->getPrivateStorageDir();
 204     LogDebug("Create private storage directory : " <<
 205             m_context.locations->getPrivateStorageDir());
 206
 207     if (m_context.isUpdateMode) { //update
 208         std::string backData = m_context.locations->getBackupPrivateDir();
 209         LogDebug("copy private storage " << backData << " to " << storagePath);
 210         WrtUtilMakeDir(storagePath);
 211         if (!DirectoryApi::DirectoryCopy(backData, storagePath)) {
 212             LogError("Failed to rename " << backData << " to " << storagePath);
 213             ThrowMsg(Exceptions::BackupFailed,
 214                     "Error occurs copy private strage files");
 215         }
 216     }
 217     changeOwnerForDirectory(storagePath);
 218 }
 219
 220 void TaskFileManipulation::StepRenamePath()
 221 {
 222     std::string instDir;
 223
 224     if (m_context.widgetConfig.packagingType == PKG_TYPE_HYBRID_WEB_APP) {
 225         instDir = m_context.locations->getPackageInstallationDir();
 226     } else {
 227         instDir = m_context.locations->getSourceDir();
 228     }
 229
 230     LogDebug("Copy file from temp directory to " << instDir);
 231     if (!WrtUtilRemove(instDir)) {
 232         ThrowMsg(Exceptions::RemovingFolderFailure,
 233                  "Error occurs during removing existing folder");
 234     }
 235
 236     if (!(rename(m_context.locations->getTemporaryPackageDir().c_str(),
 237                  instDir.c_str()) == 0))
 238     {
 239         ThrowMsg(Exceptions::FileOperationFailed,
 240                  "Error occurs during renaming widget folder");
 241     }
 242     m_context.job->UpdateProgress(
 243         InstallerContext::INSTALL_RENAME_PATH,
 244         "Widget Rename path Finished");
 245 }
 246
 247 void TaskFileManipulation::StepLinkForPreload()
 248 {
 249     if (m_context.mode.rootPath == InstallMode::RootPath::RO) {
 250         std::string srcDir = m_context.locations->getUserDataRootDir() +
 251             WrtDB::GlobalConfig::GetWidgetSrcPath();
 252
 253         if (0 != access(srcDir.c_str(), F_OK)) {
 254             LogDebug("Make symbolic name for preaload app" <<
 255                     m_context.locations->getSourceDir() << " to " << srcDir);
 256             std::string resDir = m_context.locations->getUserDataRootDir() +
 257                 "/res";
 258
 259             WrtUtilMakeDir(resDir);
 260             if (symlink(m_context.locations->getSourceDir().c_str(), srcDir.c_str()) != 0)
 261             {
 262                 int error = errno;
 263                 if (error)
 264                     LogPedantic("Failed to make a symbolic name for a file "
 265                             << "[" <<  DPL::GetErrnoString(error) << "]");
 266                 ThrowMsg(Exceptions::FileOperationFailed,
 267                         "Symbolic link creating is not done.");
 268             }
 269         }
 270
 271         /* link for data directory */
 272         std::string storagePath = m_context.locations->getPrivateStorageDir();
 273         std::string dataDir = m_context.locations->getPackageInstallationDir() +
 274             "/" + WrtDB::GlobalConfig::GetWidgetPrivateStoragePath();
 275         if (0 != access(dataDir.c_str(), F_OK)) {
 276             LogDebug("Make symbolic name for preaload app " <<
 277                     storagePath << " to " << dataDir);
 278
 279             if (symlink(storagePath.c_str(), dataDir.c_str()) != 0)
 280             {
 281                 int error = errno;
 282                 if (error)
 283                     LogPedantic("Failed to make a symbolic name for a file "
 284                             << "[" <<  DPL::GetErrnoString(error) << "]");
 285                 ThrowMsg(Exceptions::FileOperationFailed,
 286                         "Symbolic link creating is not done.");
 287             }
 288             changeOwnerForDirectory(dataDir);
 289         }
 290
 291         if (m_context.widgetConfig.packagingType != PKG_TYPE_HYBRID_WEB_APP) {
 292             std::string widgetBinPath = m_context.locations->getBinaryDir();
 293             std::string userBinPath = m_context.locations->getUserBinaryDir();
 294             LogDebug("Make symbolic link for preload app " << widgetBinPath <<
 295                     " to " << userBinPath);
 296             if (symlink(widgetBinPath.c_str(), userBinPath.c_str()) != 0)
 297             {
 298                 int error = errno;
 299                 if (error)
 300                     LogPedantic("Failed to make a symbolic name for a file "
 301                             << "[" <<  DPL::GetErrnoString(error) << "]");
 302                 ThrowMsg(Exceptions::FileOperationFailed,
 303                         "Symbolic link creating is not done.");
 304             }
 305
 306         }
 307     }
 308 }
 309
 310 void TaskFileManipulation::StepAbortRenamePath()
 311 {
 312     LogDebug("[Rename Widget Path] Aborting.... (Rename path)");
 313     std::string widgetPath;
 314     if (m_context.widgetConfig.packagingType != PKG_TYPE_HYBRID_WEB_APP) {
 315         widgetPath = m_context.locations->getPackageInstallationDir();
 316         if (!WrtUtilRemove(widgetPath)) {
 317             ThrowMsg(Exceptions::RemovingFolderFailure,
 318                      "Error occurs during removing existing folder");
 319         }
 320         // Remove user data directory if preload web app.
 321         std::string userData = m_context.locations->getUserDataRootDir();
 322         if (0 == access(userData.c_str(), F_OK)) {
 323             WrtUtilRemove(userData);
 324         }
 325
 326     }
 327     LogDebug("Rename widget path sucessful!");
 328 }
 329
 330 void TaskFileManipulation::StepPrepareExternalDir()
 331 {
 332     LogDebug("Step prepare to install in exernal directory");
 333     Try {
 334         std::string pkgid =
 335             DPL::ToUTF8String(m_context.widgetConfig.tzPkgid);
 336
 337         WidgetInstallToExtSingleton::Instance().initialize(pkgid);
 338
 339         size_t totalSize =
 340             Utils::getFolderSize(m_context.locations->getTemporaryPackageDir());
 341
 342         int folderSize = (int)(totalSize / (1024 * 1024)) + 1;
 343
 344         GList *list = NULL;
 345         app2ext_dir_details* dirDetail = NULL;
 346
 347         dirDetail = (app2ext_dir_details*) calloc(1,
 348                 sizeof(
 349                     app2ext_dir_details));
 350         if (NULL == dirDetail) {
 351             ThrowMsg(Exceptions::ErrorExternalInstallingFailure,
 352                     "error in app2ext");
 353         }
 354         dirDetail->name = strdup(GLIST_RES_DIR);
 355         dirDetail->type = APP2EXT_DIR_RO;
 356         list = g_list_append(list, dirDetail);
 357
 358         if (m_context.isUpdateMode) {
 359             WidgetInstallToExtSingleton::Instance().preUpgrade(list,
 360                                                                folderSize);
 361         } else {
 362             WidgetInstallToExtSingleton::Instance().preInstallation(list,
 363                                                                     folderSize);
 364         }
 365         free(dirDetail);
 366         g_list_free(list);
 367
 368         /* make bin directory */
 369         std::string widgetBinPath = m_context.locations->getBinaryDir();
 370         WrtUtilMakeDir(widgetBinPath);
 371     }
 372     Catch(WidgetInstallToExt::Exception::ErrorInstallToExt)
 373     {
 374         ReThrowMsg(Exceptions::ErrorExternalInstallingFailure,
 375                    "Error during \
 376                 create external folder ");
 377     }
 378 }
 379
 380 void TaskFileManipulation::StepInstallToExternal()
 381 {
 382     LogDebug("StepInstallExternal");
 383     if (!WrtUtilMakeDir(m_context.locations->getSourceDir())) {
 384         ThrowMsg(Exceptions::ErrorExternalInstallingFailure,
 385                  "To make src \
 386                 directory failed");
 387     }
 388
 389     LogDebug("Resource move to external storage " <<
 390              m_context.locations->getSourceDir());
 391     if (!_FolderCopy(m_context.locations->getTemporaryPackageDir(),
 392                      m_context.locations->getSourceDir()))
 393     {
 394         ThrowMsg(Exceptions::ErrorExternalInstallingFailure,
 395                  "Error occurs during renaming widget folder");
 396     }
 397 }
 398
 399 void TaskFileManipulation::StepAbortCreateExternalDir()
 400 {
 401     LogError("Abort StepAbortCreateExternalDir");
 402     if (m_context.isUpdateMode) {
 403         WidgetInstallToExtSingleton::Instance().postUpgrade(false);
 404     } else {
 405         WidgetInstallToExtSingleton::Instance().postInstallation(false);
 406     }
 407     WidgetInstallToExtSingleton::Instance().deinitialize();
 408 }
 409 } //namespace WidgetInstall
 410 } //namespace Jobs