NativeLauncher/tool/ni_common.cc

   1 /*
   2  * Copyright (c) 2016 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 #include <pkgmgr-info.h>
  18 #include <pkgmgr_installer_info.h>
  19 #include <aul.h>
  20
  21 #include "log.h"
  22 #include "utils.h"
  23 #include "pkgmgr_parser_plugin_interface.h"
  24
  25 #include <wait.h>
  26 #include <dirent.h>
  27 #include <sys/stat.h>
  28
  29 #include <algorithm>
  30 #include <string>
  31 #include <fstream>
  32 #include <sstream>
  33
  34 #include <pwd.h>
  35 #include <grp.h>
  36 #include <unistd.h>
  37 #include <string.h>
  38 #include <sqlite3.h>
  39 #include <inttypes.h>
  40 #include <errno.h>
  41
  42 #include "ni_common.h"
  43 #include "db_manager.h"
  44 #include "tac_common.h"
  45 #include "path_manager.h"
  46 #include "plugin_manager.h"
  47
  48 #ifdef  LOG_TAG
  49 #undef  LOG_TAG
  50 #endif
  51 #define LOG_TAG "DOTNET_INSTALLER_PLUGIN"
  52
  53 #ifndef CROSSGEN_PATH
  54 #error "CROSSGEN_PATH is missed"
  55 #endif
  56
  57 #define __XSTR(x) #x
  58 #define __STR(x) __XSTR(x)
  59 #if defined(__arm__) || defined(__aarch64__)
  60 static const char* __NATIVE_LIB_DIR = __STR(NATIVE_LIB_DIR);
  61 #endif
  62 static const char* __CROSSGEN_PATH = __STR(CROSSGEN_PATH);
  63 static const char* __DOTNET_DIR = __STR(DOTNET_DIR);
  64 static const char* __READ_ONLY_APP_UPDATE_DIR = __STR(READ_ONLY_APP_UPDATE_DIR);
  65
  66 #ifdef UNIQUE_DEFAULT_BASE_ADDR_SUPPORT
  67 static const char* __SYSTEM_BASE_FILE = __STR(SYSTEM_BASE_FILE);
  68 #endif
  69
  70 #undef __STR
  71 #undef __XSTR
  72
  73 static int __interval = 0;
  74 static PathManager* __pm = nullptr;
  75
  76 static void waitInterval()
  77 {
  78         // by the recommand, ignore small value for performance.
  79         if (__interval > 10000) {
  80                 fprintf(stdout, "sleep %d usec\n", __interval);
  81                 usleep(__interval);
  82         }
  83 }
  84
  85 static std::string getNIFilePath(const std::string& dllPath)
  86 {
  87         size_t index = dllPath.find_last_of(".");
  88         if (index == std::string::npos) {
  89                 fprintf(stderr, "File doesnot contain extension. fail to get NI file name\n");
  90                 return "";
  91         }
  92         std::string fName = dllPath.substr(0, index);
  93         std::string fExt = dllPath.substr(index, dllPath.length());
  94
  95         // crossgen generate file with lower case extension only
  96         std::transform(fExt.begin(), fExt.end(), fExt.begin(), ::tolower);
  97         std::string niPath = fName + ".ni" + fExt;
  98
  99         return niPath;
 100 }
 101
 102 /**
 103  * @brief create the directory including parents directory, and
 104  *        copy ownership and smack labels to the created directory.
 105  * @param[in] target directory path
 106  * @param[in] source directory path to get ownership and smack label
 107  * @return if directory created successfully, return true otherwise false
 108  */
 109 static bool createDirsAndCopyOwnerShip(std::string& target_path, const std::string& source)
 110 {
 111         struct stat st;
 112         mode_t mode = S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
 113
 114         for (std::string::iterator iter = target_path.begin(); iter != target_path.end();) {
 115                 std::string::iterator newIter = std::find(iter, target_path.end(), '/');
 116                 std::string newPath = std::string(target_path.begin(), newIter);
 117
 118                 if (!newPath.empty()) {
 119                         if (stat(newPath.c_str(), &st) != 0) {
 120                                 if (mkdir(newPath.c_str(), mode) != 0 && errno != EEXIST) {
 121                                         fprintf(stderr, "Fail to create app ni directory (%s)\n", newPath.c_str());
 122                                         return false;
 123                                 }
 124                                 if (!source.empty()) {
 125                                         copySmackAndOwnership(source, newPath);
 126                                 }
 127                         } else {
 128                                 if (!S_ISDIR(st.st_mode)) {
 129                                         fprintf(stderr, "Fail. path is not a dir (%s)\n", newPath.c_str());
 130                                         return false;
 131                                 }
 132                         }
 133                 }
 134                 iter = newIter;
 135                 if(newIter != target_path.end()) {
 136                         ++iter;
 137                 }
 138         }
 139
 140         return true;
 141 }
 142
 143 static std::string getAppNIFilePath(const std::string& absDllPath, DWORD flags)
 144 {
 145         std::string niDirPath;
 146         std::string prevPath;
 147
 148         prevPath = getBaseName(absDllPath);
 149         niDirPath = concatPath(prevPath, APP_NI_SUB_DIR);
 150
 151         if (flags & NI_FLAGS_READONLY_APP) {
 152                 niDirPath = replaceAll(niDirPath, getBaseName(__pm->getAppRootPath()), __READ_ONLY_APP_UPDATE_DIR);
 153         }
 154
 155         if (!isDirectory(niDirPath)) {
 156                 if (!createDirsAndCopyOwnerShip(niDirPath, prevPath)) {
 157                         niDirPath = prevPath;
 158                         fprintf(stderr, "fail to create dir (%s)\n", niDirPath.c_str());
 159                 }
 160         }
 161
 162         return getNIFilePath(concatPath(niDirPath, getFileName(absDllPath)));
 163 }
 164
 165 static bool checkNIExistence(const std::string& path)
 166 {
 167         std::string f = getNIFilePath(path);
 168         if (f.empty()) {
 169                 return false;
 170         }
 171
 172         if (isFile(f)) {
 173                 return true;
 174         }
 175
 176         // native image of System.Private.CoreLib.dll should have to overwrite
 177         // original file to support new coreclr
 178         if (path.find("System.Private.CoreLib.dll") != std::string::npos) {
 179                 std::string coreLibBackup = path + ".Backup";
 180                 if (isFile(coreLibBackup)) {
 181                         return true;
 182                 }
 183         }
 184
 185         return false;
 186 }
 187
 188 #ifdef UNIQUE_DEFAULT_BASE_ADDR_SUPPORT
 189 static uintptr_t getFileSize(const std::string& path)
 190 {
 191         struct stat sb;
 192
 193         if (stat(path.c_str(), &sb) == 0) {
 194                 return sb.st_size;
 195         }
 196
 197         return 0;
 198 }
 199
 200 // Get next base address to be used for system ni image from file
 201 // __SYSTEM_BASE_FILE should be checked for existance before calling this function
 202 static uintptr_t getNextBaseAddrFromFile()
 203 {
 204         FILE *pFile = fopen(__SYSTEM_BASE_FILE, "r");
 205         if (pFile == NULL) {
 206                 fprintf(stderr, "Failed to open %s\n", __SYSTEM_BASE_FILE);
 207                 return 0;
 208         }
 209
 210         uintptr_t addr = 0;
 211         uintptr_t size = 0;
 212
 213         while (fscanf(pFile, "%" SCNxPTR " %" SCNuPTR "", &addr, &size) != EOF) {
 214         }
 215
 216         fclose(pFile);
 217
 218         return addr + size;
 219 }
 220
 221 // Get next base address to be used for system ni image
 222 static uintptr_t getNextBaseAddr()
 223 {
 224         uintptr_t baseAddr = 0;
 225
 226         if (!isFile(__SYSTEM_BASE_FILE)) {
 227                 // This is the starting address for all default base addresses
 228                 baseAddr = DEFAULT_BASE_ADDR_START;
 229         } else {
 230                 baseAddr = getNextBaseAddrFromFile();
 231
 232                 // Round to a multple of 64K (see ZapImage::CalculateZapBaseAddress in CoreCLR)
 233                 uintptr_t BASE_ADDRESS_ALIGNMENT = 0xffff;
 234                 baseAddr = (baseAddr + BASE_ADDRESS_ALIGNMENT) & ~BASE_ADDRESS_ALIGNMENT;
 235         }
 236
 237         return baseAddr;
 238 }
 239
 240 // Save base address of system ni image to file
 241 static void updateBaseAddrFile(const std::string& absNIPath, uintptr_t baseAddr)
 242 {
 243         uintptr_t niSize = getFileSize(absNIPath);
 244         if (niSize == 0) {
 245                 fprintf(stderr, "File %s doesn't exist\n", absNIPath.c_str());
 246                 return;
 247         }
 248
 249         // Write new entry to the file
 250         FILE *pFile = fopen(__SYSTEM_BASE_FILE, "a");
 251         if (pFile == NULL) {
 252                 fprintf(stderr, "Failed to open %s\n", __SYSTEM_BASE_FILE);
 253                 return;
 254         }
 255
 256         fprintf(pFile, "%" PRIxPTR " %" PRIuPTR "\n", baseAddr, niSize);
 257         fclose(pFile);
 258 }
 259
 260 // check if dll is listed in TPA
 261 static bool isTPADll(const std::string& dllPath)
 262 {
 263         std::string absPath = getBaseName(getAbsolutePath(dllPath));
 264
 265         std::vector<std::string> paths = __pm->getPlatformAssembliesPaths();
 266         for (unsigned int i = 0; i < paths.size(); i++) {
 267                 if (paths[i].find(getBaseName(absPath)) != std::string::npos) {
 268                         return true;
 269                 }
 270         }
 271
 272         return false;
 273 }
 274 #endif
 275
 276 // baseAddr should be checked in file before getting here
 277 static ni_error_e crossgen(const std::string& dllPath, const std::string& appPath, DWORD flags)
 278 {
 279         if (!isFile(dllPath)) {
 280                 fprintf(stderr, "dll file is not exist : %s\n", dllPath.c_str());
 281                 return NI_ERROR_NO_SUCH_FILE;
 282         }
 283
 284         if (!isManagedAssembly(dllPath)) {
 285                 //fprintf(stderr, "Input file is not a dll file : %s\n", dllPath.c_str());
 286                 return NI_ERROR_INVALID_PARAMETER;
 287         }
 288
 289         if (checkNIExistence(dllPath)) {
 290                 //fprintf(stderr, "Already ni file is exist for %s\n", dllPath.c_str());
 291                 return NI_ERROR_ALREADY_EXIST;
 292         }
 293
 294         std::string absDllPath = getAbsolutePath(dllPath);
 295         std::string absNIPath;
 296
 297         bool isAppNI = flags & NI_FLAGS_APPNI;
 298         if (isAppNI && strstr(absDllPath.c_str(), __DOTNET_DIR) == NULL) {
 299                 absNIPath = getAppNIFilePath(absDllPath, flags);
 300         } else {
 301                 absNIPath = getNIFilePath(absDllPath);
 302         }
 303
 304         if (absNIPath.empty()) {
 305                 fprintf(stderr, "Fail to get ni file name\n");
 306                 return NI_ERROR_UNKNOWN;
 307         }
 308
 309 #ifdef UNIQUE_DEFAULT_BASE_ADDR_SUPPORT
 310         uintptr_t baseAddr = 0;
 311
 312         if (isTPADll(dllPath)) {
 313                 baseAddr = getNextBaseAddr();
 314         }
 315 #endif
 316
 317         pid_t pid = fork();
 318         if (pid == -1)
 319                 return NI_ERROR_UNKNOWN;
 320
 321         if (pid > 0) {
 322                 int status;
 323                 waitpid(pid, &status, 0);
 324                 if (WIFEXITED(status)) {
 325                         // Do not use checkNIExistence() function to check whether ni file created or not.
 326                         // checkNIExistence() return false for System.Private.Corelib.dll
 327                         if (isFile(absNIPath)) {
 328                                 copySmackAndOwnership(absDllPath, absNIPath);
 329                                 std::string absPdbPath = replaceAll(absDllPath, ".dll", ".pdb");
 330                                 std::string pdbFilePath = replaceAll(absNIPath, ".ni.dll", ".pdb");
 331                                 if (isFile(absPdbPath) && (absPdbPath != pdbFilePath)) {
 332                                         if (!copyFile(absPdbPath, pdbFilePath)) {
 333                                                 fprintf(stderr, "Failed to copy a .pdb file\n");
 334                                         } else {
 335                                                 copySmackAndOwnership(absPdbPath, pdbFilePath);
 336                                         }
 337                                 }
 338 #ifdef UNIQUE_DEFAULT_BASE_ADDR_SUPPORT
 339                                 if (baseAddr != 0) {
 340                                         updateBaseAddrFile(absNIPath, baseAddr);
 341                                 }
 342 #endif
 343                                 return NI_ERROR_NONE;
 344                         } else {
 345                                 fprintf(stderr, "Fail to create native image for %s\n", dllPath.c_str());
 346                                 return NI_ERROR_NO_SUCH_FILE;
 347                         }
 348                 }
 349         } else {
 350                 std::string jitPath = __pm->getRuntimePath() + "/libclrjit.so";
 351                 std::vector<const char*> argv = {
 352                         __CROSSGEN_PATH,
 353                         "/nologo",
 354                         "/JITPath", jitPath.c_str()
 355                 };
 356
 357                 bool compat = flags & NI_FLAGS_COMPATIBILITY;
 358                 argv.push_back(compat ? "/Platform_Assemblies_Pathes" : "/p");
 359                 std::vector<std::string> paths = __pm->getPlatformAssembliesPaths();
 360                 std::string platformAssembliesPaths;
 361                 for (const auto &path : paths) {
 362                         if (!platformAssembliesPaths.empty()) {
 363                                 platformAssembliesPaths += ":";
 364                         }
 365                         platformAssembliesPaths += path;
 366                 }
 367                 argv.push_back(platformAssembliesPaths.c_str());
 368
 369                 bool enableR2R = flags & NI_FLAGS_ENABLER2R;
 370                 if (!enableR2R) {
 371                         argv.push_back("/FragileNonVersionable");
 372                 }
 373
 374                 if (flags & NI_FLAGS_VERBOSE) {
 375                         argv.push_back("/verbose");
 376                 }
 377
 378                 if (flags & NI_FLAGS_INSTRUMENT) {
 379                         argv.push_back("/Tuning");
 380                 }
 381
 382 #ifdef UNIQUE_DEFAULT_BASE_ADDR_SUPPORT
 383                 std::string baseAddrString;
 384                 if (baseAddr != 0) {
 385                         argv.push_back("/BaseAddress");
 386                         std::stringstream ss;
 387                         ss << "0x" << std::hex << baseAddr;
 388                         baseAddrString = ss.str();
 389                         argv.push_back(baseAddrString.c_str());
 390                 }
 391 #endif
 392
 393                 argv.push_back("/App_Paths");
 394                 std::string absAppPath;
 395                 if (!appPath.empty()) {
 396                         absAppPath = appPath;
 397                 } else {
 398                         absAppPath = getBaseName(absDllPath);
 399                 }
 400                 argv.push_back(absAppPath.c_str());
 401
 402                 argv.push_back("/out");
 403                 argv.push_back(absNIPath.c_str());
 404
 405                 argv.push_back(absDllPath.c_str());
 406                 argv.push_back(nullptr);
 407
 408                 fprintf(stdout, "+ %s (%s)\n", absDllPath.c_str(), enableR2R ? "R2R" : "FNV");
 409
 410                 execv(__CROSSGEN_PATH, const_cast<char* const*>(argv.data()));
 411                 exit(0);
 412         }
 413
 414         return NI_ERROR_NONE;
 415 }
 416
 417 // callback function of "pkgmgrinfo_appinfo_metadata_filter_foreach"
 418 static int appAotCb(pkgmgrinfo_appinfo_h handle, void *userData)
 419 {
 420         char *pkgId = NULL;
 421         int ret = 0;
 422         DWORD *pFlags = (DWORD*)userData;
 423
 424         ret = pkgmgrinfo_appinfo_get_pkgid(handle, &pkgId);
 425         if (ret != PMINFO_R_OK) {
 426                 fprintf(stderr, "Failed to get pkgid\n");
 427                 return -1;
 428         }
 429
 430         bool readOnlyApp = isReadOnlyApp(pkgId);
 431
 432         // read-only and readonly flag set
 433         if (readOnlyApp && (*pFlags & NI_FLAGS_READONLY_APP)) {
 434                 fprintf(stderr, "try to regenerate read-only pkg [%s]\n", pkgId);
 435         }
 436         // not read-only and readonly flag does not set
 437         else if (!readOnlyApp && !(*pFlags & NI_FLAGS_READONLY_APP)) {
 438                 if (removeNIUnderPkgRoot(pkgId) != NI_ERROR_NONE) {
 439                         fprintf(stderr, "Failed to remove previous dlls from [%s]\n", pkgId);
 440                         return -1;
 441                 }
 442         }
 443         // skip regeneration
 444         else {
 445                 fprintf(stderr, "skip regeneration. pkg-type(read-only) doesnot match the configuration [%s]\n", pkgId);
 446                 return 0;
 447         }
 448
 449         if (createNIUnderPkgRoot(pkgId, *pFlags) != NI_ERROR_NONE) {
 450                 fprintf(stderr, "Failed to generate NI file [%s]\n", pkgId);
 451                 return -1;
 452         } else {
 453                 fprintf(stdout, "Complete make application to native image\n");
 454         }
 455
 456         return 0;
 457 }
 458
 459 static bool isCoreLibPrepared(DWORD flags)
 460 {
 461         if (flags & NI_FLAGS_ENABLER2R) {
 462                 return true;
 463         }
 464
 465         std::string coreLibBackup = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.dll.Backup");
 466         if (isFile(coreLibBackup)) {
 467                 return true;
 468         } else {
 469                 fprintf(stderr, "The native image of System.Private.CoreLib does not exist\n"
 470                                         "Run the command to create the native image\n"
 471                                         "# dotnettool --ni-dll /usr/share/dotnet.tizen/netcoreapp/System.Private.CoreLib.dll\n\n");
 472                 return false;
 473         }
 474 }
 475
 476 static bool hasCoreLibNI()
 477 {
 478         std::string ildasm = concatPath(__pm->getRuntimePath(), "ildasm");
 479         std::string coreLib = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.dll");
 480         std::string cmd = ildasm + " " + coreLib + " -noil -stats | grep '\\.xdata'";
 481
 482         FILE *fp;
 483         fp = popen(cmd.c_str(), "r");
 484         if (fp != NULL) {
 485                 char buff[1024];
 486                 if (fgets(buff, sizeof(buff), fp) != NULL) {
 487                         pclose(fp);
 488                         return true;
 489                 }
 490                 pclose(fp);
 491         }
 492         return false;
 493 }
 494
 495 static ni_error_e createCoreLibNI(DWORD flags)
 496 {
 497         std::string coreLib = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.dll");
 498         std::string niCoreLib = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.ni.dll");
 499         std::string coreLibBackup = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.dll.Backup");
 500
 501         if (!isFile(coreLibBackup) && !hasCoreLibNI()) {
 502                 if (!crossgen(coreLib, std::string(), flags)) {
 503                         if (rename(coreLib.c_str(), coreLibBackup.c_str())) {
 504                                 fprintf(stderr, "Failed to rename System.Private.CoreLib.dll\n");
 505                                 return NI_ERROR_CORE_NI_FILE;
 506                         }
 507                         if (rename(niCoreLib.c_str(), coreLib.c_str())) {
 508                                 fprintf(stderr, "Failed to rename System.Private.CoreLib.ni.dll\n");
 509                                 return NI_ERROR_CORE_NI_FILE;
 510                         }
 511                 } else {
 512                         fprintf(stderr, "Failed to create native image for %s\n", coreLib.c_str());
 513                         return NI_ERROR_CORE_NI_FILE;
 514                 }
 515         }
 516         return NI_ERROR_NONE;
 517 }
 518
 519 ni_error_e initNICommon()
 520 {
 521 #if defined(__arm__) || defined(__aarch64__)
 522         // get interval value
 523         const static std::string intervalFile = concatPath(__NATIVE_LIB_DIR, "crossgen_interval.txt");
 524         std::ifstream inFile(intervalFile);
 525         if (inFile) {
 526                 fprintf(stdout, "crossgen_interval.txt is found\n");
 527                 inFile >> __interval;
 528         }
 529
 530         if (initializePluginManager("normal")) {
 531                 fprintf(stderr, "Fail to initialize PluginManager\n");
 532                 return NI_ERROR_UNKNOWN;
 533         }
 534
 535         try {
 536                 __pm = new PathManager();
 537         } catch (const std::exception& e) {
 538                 fprintf(stderr, "Failed to create PathManager");
 539                 return NI_ERROR_UNKNOWN;
 540         }
 541
 542         char* pluginDllPaths = pluginGetDllPath();
 543         if (pluginDllPaths) {
 544                 __pm->addPlatformAssembliesPaths(pluginDllPaths);
 545         }
 546
 547         return NI_ERROR_NONE;
 548 #else
 549         fprintf(stderr, "crossgen supports arm/arm64 architecture only. skip ni file generation\n");
 550         return NI_ERROR_NOT_SUPPORTED;
 551 #endif
 552 }
 553
 554 void finalizeNICommon()
 555 {
 556         __interval = 0;
 557
 558         finalizePluginManager();
 559
 560         delete(__pm);
 561         __pm = nullptr;
 562 }
 563
 564 ni_error_e createNIPlatform(DWORD flags)
 565 {
 566         if (createCoreLibNI(flags) != NI_ERROR_NONE) {
 567                 return NI_ERROR_CORE_NI_FILE;
 568         }
 569
 570         return createNIUnderDirs(__pm->getRuntimePath() + ":" + __pm->getTizenFXPath(), flags);
 571 }
 572
 573 ni_error_e createNIDll(const std::string& dllPath, DWORD flags)
 574 {
 575         if (dllPath.find("System.Private.CoreLib.dll") != std::string::npos) {
 576                 return createCoreLibNI(flags);
 577         }
 578
 579         if (!isCoreLibPrepared(flags)) {
 580                 return NI_ERROR_CORE_NI_FILE;
 581         }
 582
 583         return crossgen(dllPath, std::string(), flags);
 584 }
 585
 586 ni_error_e createNIUnderDirs(const std::string& rootPaths, DWORD flags)
 587 {
 588         if (!isCoreLibPrepared(flags)) {
 589                 return NI_ERROR_CORE_NI_FILE;
 590         }
 591
 592         auto convert = [&rootPaths, flags](const std::string& path, const std::string& filename) {
 593                 // if path is symlink, donot generate crossgen
 594                 if (!crossgen(path, rootPaths.c_str(), flags)) {
 595                         waitInterval();
 596                 }
 597         };
 598
 599         std::vector<std::string> targetPaths;
 600         splitPath(rootPaths, targetPaths);
 601         for (const auto &path : targetPaths) {
 602                 // TAC directory should be handled specially because that contains symlink of native image file.
 603                 if (strstr(path.c_str(), TAC_SYMLINK_SUB_DIR) != NULL) {
 604                         if (!isDirectory(path)) {
 605                                 continue;
 606                         }
 607                         // make native image symlink if not exist under tac directory
 608                         try {
 609                                 for (auto& symlinkAssembly : bf::recursive_directory_iterator(path)) {
 610                                         std::string symPath = symlinkAssembly.path().string();
 611                                         if (!isManagedAssembly(symPath)) {
 612                                                 continue;
 613                                         }
 614
 615                                         // if there is symlink and original file for native image, skip generation
 616                                         std::string symNIPath = symPath.substr(0, symPath.rfind(".dll")) + ".ni.dll";
 617                                         if (isFile(symNIPath)) {
 618                                                 continue;
 619                                         }
 620
 621                                         // if original native image not exist, generate native image
 622                                         std::string originPath = bf::read_symlink(symPath).string();
 623                                         std::string originNIPath = originPath.substr(0, originPath.rfind(".dll")) + ".ni.dll";
 624                                         if (!isFile(originNIPath)) {
 625                                                 if (!crossgen(originPath, path.c_str(), flags)) {
 626                                                         waitInterval();
 627                                                 }
 628                                         }
 629
 630                                         // if no symlink file exist, create symlink
 631                                         if (!isFile(symNIPath)) {
 632                                                 bf::create_symlink(originNIPath, symNIPath);
 633                                                 copySmackAndOwnership(symPath.c_str(), symNIPath.c_str(), true);
 634                                                 fprintf(stdout, "%s symbolic link file generated successfully.\n", symNIPath.c_str());
 635                                                 _INFO("%s symbolic link file generated successfully.", symNIPath.c_str());
 636                                         }
 637                                 }
 638                         } catch (const bf::filesystem_error& error) {
 639                                 fprintf(stderr, "Failed to recursive directory: %s\n", error.what());
 640                                 return NI_ERROR_UNKNOWN;
 641                         }
 642                 } else {
 643                         scanFilesInDirectory(path, convert, 0);
 644                 }
 645         }
 646
 647         return NI_ERROR_NONE;
 648 }
 649
 650 ni_error_e createNIUnderPkgRoot(const std::string& pkgId, DWORD flags)
 651 {
 652         std::string rootPath = getRootPath(pkgId);
 653         if (rootPath.empty()) {
 654                 fprintf(stderr, "Failed to get root path from [%s]\n", pkgId.c_str());
 655                 return NI_ERROR_INVALID_PACKAGE;
 656         }
 657
 658         __pm->setAppRootPath(rootPath);
 659
 660         flags |= NI_FLAGS_APPNI;
 661
 662         // create native image under bin and lib directory
 663         // tac directory is skipped in the createNIUnderDirs.
 664         return createNIUnderDirs(__pm->getAppPaths(), flags);
 665 }
 666
 667 void removeNIPlatform()
 668 {
 669         std::string coreLib = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.dll");
 670         std::string coreLibBackup = concatPath(__pm->getRuntimePath(), "System.Private.CoreLib.dll.Backup");
 671
 672         if (hasCoreLibNI()) {
 673                 if (!isFile(coreLibBackup)) {
 674                         return;
 675                 }
 676
 677                 if (remove(coreLib.c_str())) {
 678                         fprintf(stderr, "Failed to remove System.Private.CoreLib native image file\n");
 679                 }
 680                 if (rename(coreLibBackup.c_str(), coreLib.c_str())) {
 681                         fprintf(stderr, "Failed to rename System.Private.CoreLib.Backup to origin\n");
 682                 }
 683         }
 684
 685 #ifdef UNIQUE_DEFAULT_BASE_ADDR_SUPPORT
 686         if (isFile(__SYSTEM_BASE_FILE)) {
 687                 if (remove(__SYSTEM_BASE_FILE)) {
 688                         fprintf(stderr, "Failed to remove %s\n", __SYSTEM_BASE_FILE);
 689                 }
 690         }
 691 #endif
 692
 693         removeNIUnderDirs(__pm->getRuntimePath() + ":" + __pm->getTizenFXPath());
 694 }
 695
 696 void removeNIUnderDirs(const std::string& rootPaths)
 697 {
 698         auto convert = [](const std::string& path, const std::string& filename) {
 699                 if (isNativeImage(path)) {
 700                         if (remove(path.c_str())) {
 701                                 fprintf(stderr, "Failed to remove %s\n", path.c_str());
 702                         }
 703                 }
 704         };
 705
 706         std::vector<std::string> paths;
 707         splitPath(rootPaths, paths);
 708         for (const auto &path : paths) {
 709                 scanFilesInDirectory(path, convert, -1);
 710         }
 711 }
 712
 713 ni_error_e removeNIUnderPkgRoot(const std::string& pkgId)
 714 {
 715         std::string rootPath = getRootPath(pkgId);
 716         if (rootPath.empty()) {
 717                 fprintf(stderr, "Failed to get root path from [%s]\n", pkgId.c_str());
 718                 return NI_ERROR_INVALID_PACKAGE;
 719         }
 720
 721         __pm->setAppRootPath(rootPath);
 722
 723         // getAppNIPaths returns bin/.native_image, lib/.native_image and .tac_symlink.
 724         std::string appNIPaths = __pm->getAppNIPaths();
 725         std::vector<std::string> paths;
 726         splitPath(appNIPaths, paths);
 727         for (const auto &path : paths) {
 728                 // Only the native image inside the TAC should be removed.
 729                 if (strstr(path.c_str(), TAC_SYMLINK_SUB_DIR) != NULL) {
 730                         removeNIUnderDirs(path);
 731                 } else {
 732                         if (isDirectory(path)) {
 733                                 if (!removeAll(path.c_str())) {
 734                                         fprintf(stderr, "Failed to remove app ni dir [%s]\n", path.c_str());
 735                                 }
 736                         }
 737                 }
 738         }
 739
 740         return NI_ERROR_NONE;
 741 }
 742
 743 ni_error_e regenerateAppNI(DWORD flags)
 744 {
 745         if (!isCoreLibPrepared(flags)) {
 746                 return NI_ERROR_CORE_NI_FILE;
 747         }
 748
 749         int ret = 0;
 750         pkgmgrinfo_appinfo_metadata_filter_h handle;
 751
 752         ret = pkgmgrinfo_appinfo_metadata_filter_create(&handle);
 753         if (ret != PMINFO_R_OK)
 754                 return NI_ERROR_UNKNOWN;
 755
 756         ret = pkgmgrinfo_appinfo_metadata_filter_add(handle, AOT_METADATA_KEY, METADATA_VALUE);
 757         if (ret != PMINFO_R_OK) {
 758                 pkgmgrinfo_appinfo_metadata_filter_destroy(handle);
 759                 return NI_ERROR_UNKNOWN;
 760         }
 761
 762         ret = pkgmgrMDFilterForeach(handle, appAotCb, &flags);
 763         if (ret != 0) {
 764                 pkgmgrinfo_appinfo_metadata_filter_destroy(handle);
 765                 return NI_ERROR_UNKNOWN;
 766         }
 767
 768         pkgmgrinfo_appinfo_metadata_filter_destroy(handle);
 769         return NI_ERROR_NONE;
 770 }
 771
 772 // callback function of "pkgmgrinfo_appinfo_metadata_filter_foreach"
 773 static int regenTacCb(pkgmgrinfo_appinfo_h handle, void *userData)
 774 {
 775         char *pkgId = NULL;
 776         DWORD *pFlags = (DWORD*)userData;
 777
 778         int ret = pkgmgrinfo_appinfo_get_pkgid(handle, &pkgId);
 779         if (ret != PMINFO_R_OK || pkgId == NULL) {
 780                 fprintf(stderr, "Failed to get pkgid\n");
 781                 return -1;
 782         }
 783
 784         sqlite3 *tac_db = openDB(TAC_APP_LIST_DB);
 785         if (!tac_db) {
 786                 fprintf(stderr, "Sqlite open error\n");
 787                 return -1;
 788         }
 789         sqlite3_exec(tac_db, "BEGIN;", NULL, NULL, NULL);
 790
 791         char *sql = sqlite3_mprintf("SELECT * FROM TAC WHERE PKGID = %Q;", pkgId);
 792         std::vector<std::string> nugets = selectDB(tac_db, sql);
 793         sqlite3_free(sql);
 794
 795         if (tac_db) {
 796                 closeDB(tac_db);
 797                 tac_db = NULL;
 798         }
 799
 800         std::string nugetPaths;
 801         for (const auto &nuget : nugets) {
 802                 if (!nugetPaths.empty()) {
 803                         nugetPaths += ":";
 804                 }
 805                 nugetPaths += concatPath(__DOTNET_DIR, nuget);
 806         }
 807
 808         auto convert = [&nugetPaths, pFlags](const std::string& path, const std::string& filename) {
 809                 if (strstr(path.c_str(), TAC_SHA_256_INFO) != NULL)
 810                         return;
 811                 if (!crossgen(path, nugetPaths.c_str(), *pFlags)) {
 812                         waitInterval();
 813                 }
 814         };
 815
 816         for (auto& nuget : nugets) {
 817                 scanFilesInDirectory(concatPath(__DOTNET_DIR, nuget), convert, -1);
 818         }
 819
 820         return 0;
 821 }
 822
 823 ni_error_e regenerateTACNI(DWORD flags)
 824 {
 825         if (!isCoreLibPrepared(flags)) {
 826                 return NI_ERROR_CORE_NI_FILE;
 827         }
 828
 829         removeNIUnderDirs(__DOTNET_DIR);
 830
 831         pkgmgrinfo_appinfo_metadata_filter_h handle;
 832         int ret = pkgmgrinfo_appinfo_metadata_filter_create(&handle);
 833         if (ret != PMINFO_R_OK) {
 834                 return NI_ERROR_UNKNOWN;
 835         }
 836
 837         ret = pkgmgrinfo_appinfo_metadata_filter_add(handle, TAC_METADATA_KEY, METADATA_VALUE);
 838         if (ret != PMINFO_R_OK) {
 839                 pkgmgrinfo_appinfo_metadata_filter_destroy(handle);
 840                 return NI_ERROR_UNKNOWN;
 841         }
 842
 843         ret = pkgmgrMDFilterForeach(handle, regenTacCb, &flags);
 844         if (ret != 0) {
 845                 pkgmgrinfo_appinfo_metadata_filter_destroy(handle);
 846                 return NI_ERROR_UNKNOWN;
 847         }
 848
 849         pkgmgrinfo_appinfo_metadata_filter_destroy(handle);
 850
 851         return NI_ERROR_NONE;
 852 }