src/app/FApp_Aul.cpp

   1 //
   2 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   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 /**
  18  * @file         FApp_Aul.cpp
  19  * @brief       This is the implementation for the _Aul.cpp class.
  20  */
  21 #include <cstdio>
  22 #include <cstdlib>
  23 #include <new>
  24 #include <unistd.h>
  25 #include <sys/prctl.h>
  26 #include <signal.h>
  27 #include <unique_ptr.h>
  28
  29 #include <aul.h>
  30 #include <bundle.h>
  31 #include <appsvc/appsvc.h>
  32 #include <app_manager.h>
  33 #include <heynoti.h>
  34
  35 #include <FBaseObject.h>
  36 #include <FBaseString.h>
  37 #include <FBaseUtil.h>
  38 #include <FBaseSysLog.h>
  39 #include <FBaseColHashMapT.h>
  40 #include <FAppPkgPackageInfo.h>
  41
  42 #include <FBaseRt_Process.h>
  43 #include <FBase_StringConverter.h>
  44 #include "FAppPkg_PackageManagerImpl.h"
  45 #include "FApp_Types.h"
  46 #include "FApp_Aul.h"
  47 #include "FApp_TemplateUtil.h"
  48
  49 #ifdef __cplusplus
  50 extern "C" {
  51 #endif
  52 extern int aul_listen_app_dead_signal(int (* func)(int, void*), void* data);
  53 #ifdef __cplusplus
  54 }
  55 #endif
  56
  57 using namespace Tizen::App::Package;
  58 using namespace Tizen::Base;
  59 using namespace Tizen::Base::Collection;
  60 using namespace Tizen::Base::Runtime;
  61 using namespace Tizen::Base::Utility;
  62
  63 namespace
  64 {
  65
  66 const char _DESKTOP_FILE_PATH[] = "/opt/share/applications";
  67 const char _DESKTOP_FILE_PATH_FORMAT[] = "%s/%s.desktop";
  68
  69 const char _X_TIZEN_SVC[] = "x-tizen-svc"; //X-TIZEN-SVC=[operation1] | [URI1] | [MIME1] ; [operation2] | [URI2] | [MIME2]
  70 const int _MAX_TIZEN_SVC_DESC_LEN = 1024;
  71
  72 const int _MAX_CATEGORY = 12;
  73 const int _MAX_PACKAGE_ID_LENGTH = 10;
  74
  75 // borrowed from app-svc/include/pri_key.h
  76 #define APP_SVC_K_RES_VAL       "__APP_SVC_K_RES_VAL__"
  77
  78 }
  79
  80 namespace Tizen { namespace App
  81 {
  82
  83 struct _CategoryList
  84 {
  85         const char category[_MAX_CATEGORY];
  86         _AppType type;
  87 };
  88
  89 static const _CategoryList _CATEGORY_LIST[] =
  90 {
  91         {"home-screen", _APP_TYPE_HOME_APP},
  92         {"lock-screen", _APP_TYPE_LOCK_APP},
  93         {"ime", _APP_TYPE_IME_APP},
  94 };
  95
  96 static const int _NUM_CATEGORY = sizeof(_CATEGORY_LIST) / sizeof(_CategoryList);
  97
  98 result
  99 _Aul::GetConvertedResult(const int aul_ret, const char* pFunctionName)
 100 {
 101         result r = E_SUCCESS;
 102
 103         switch (aul_ret)
 104         {
 105         case AUL_R_EINVAL:
 106                 r = E_INVALID_ARG;
 107                 SysLogException(NID_APP, r, "%s : Invalid argument.", pFunctionName);
 108                 break;
 109
 110         case AUL_R_ECOMM:
 111                 r = E_SYSTEM;
 112                 SysLogException(NID_APP, r, "%s : Internal IPC error.", pFunctionName);
 113                 break;
 114
 115         case AUL_R_ERROR:
 116                 r = E_SYSTEM;
 117                 SysLogException(NID_APP, r, "%s : General error.", pFunctionName);
 118                 break;
 119
 120         default:
 121                 SysLog(NID_APP, "%s : successed.", pFunctionName);
 122                 break;
 123         }
 124
 125         return r;
 126 }
 127
 128 result
 129 _Aul::SendResult(bundle* b, appsvc_result_val res)
 130 {
 131         // to skip error handling, of appsvc_send_result, use aul_send_service_result() directly.
 132         //int ret = appsvc_send_result(b, res);
 133
 134         char tmp[32] = {0, };
 135         snprintf(tmp, 32, "%d", static_cast<int>(res));
 136         appsvc_add_data(b, APP_SVC_K_RES_VAL, tmp);
 137
 138         int aul_ret = aul_send_service_result(b);
 139
 140         return GetConvertedResult(aul_ret, "SendResult");
 141 }
 142
 143
 144 bool
 145 _Aul::IsRunning(const AppId& appId, const String& exeName)
 146 {
 147         char slpPackageName[MAX_SLP_PACKAGE_ID] = {0, };
 148         bool isRunning = false;
 149
 150         _PackageManagerImpl* pPackageManagerImpl = _PackageManagerImpl::GetInstance();
 151         SysTryReturn(NID_APP, pPackageManagerImpl != null, false, E_INVALID_STATE, "[E_INVALID_STATE] Invalid package instance.");
 152
 153         pPackageManagerImpl->GetPackageName(appId, &exeName, slpPackageName, MAX_SLP_PACKAGE_ID);
 154
 155         app_manager_is_running(slpPackageName, &isRunning);
 156
 157         SysLog(NID_APP, "'%s' %s running now.", slpPackageName, (isRunning == true) ? "is" : "is NOT");
 158
 159         return isRunning;
 160 }
 161
 162 bool
 163 _Aul::IsRunning(const String& packageName)
 164 {
 165         bool isRunning = false;
 166         std::unique_ptr<char[]> pSlpPackageName(_StringConverter::CopyToCharArrayN(packageName));
 167
 168         app_manager_is_running(pSlpPackageName.get(), &isRunning);
 169
 170         SysLog(NID_APP, "'%ls' %s running now.", packageName.GetPointer(), (isRunning) ? "is" : "is NOT");
 171         return isRunning;
 172 }
 173
 174
 175 void
 176 _Aul::SetOnAppTerminatedCb(int (* pf_app_dead_handler)(int pid, void* pData), void* pData)
 177 {
 178         aul_listen_app_dead_signal(pf_app_dead_handler, pData);
 179         SysLog(NID_APP, "'app_dead_handler is set.");
 180 }
 181
 182
 183 result
 184 _Aul::TerminateApplicationByPid(int pid)
 185 {
 186         int ret_aul = aul_terminate_pid(pid);
 187
 188         return GetConvertedResult(ret_aul, "TerminateApplicationByPid");
 189 }
 190
 191 static int
 192 TerminateApplicationIterFnCb(const aul_app_info* pAppInfo, void* pData)
 193 {
 194         const char* pStr = static_cast<const char*>(pData);
 195
 196         if (pStr && strncmp(pStr, pAppInfo->pkg_name, NATIVE_APP_MAX_APPID_LENGTH) == 0)
 197         {
 198                 SysLog(NID_APP, "%s(%d) is terminated.", pAppInfo->pkg_name, pAppInfo->pid);
 199                 int ret_aul = aul_terminate_pid( pAppInfo->pid );
 200                 SetLastResult(_Aul::GetConvertedResult(ret_aul, "TerminateApplication"));
 201         }
 202         return 0;
 203 }
 204
 205 result
 206 _Aul::TerminateApplication(const AppId& appId)
 207 {
 208         SetLastResult(E_OBJ_NOT_FOUND);
 209         std::unique_ptr<char[]> pAppId(_StringConverter::CopyToCharArrayN(appId));
 210         aul_app_get_running_app_info(TerminateApplicationIterFnCb, static_cast<void*>(pAppId.get()));
 211
 212         SysLog(NID_APP, "%ls terminated.", appId.GetPointer());
 213         return GetLastResult();
 214 }
 215
 216 result
 217 _Aul::SetOomAdj(int pid, int adj)
 218 {
 219         // set oom_adj to -17 for system service
 220         result r = E_SUCCESS;
 221         char buf[FILENAME_MAX];
 222         FILE *fP = NULL;
 223
 224         snprintf(buf, FILENAME_MAX, "/proc/%d/oom_adj", pid);
 225         fP = fopen(buf, "w");
 226         SysTryReturnResult(NID_APP, fP != NULL, E_SYSTEM, "oom_adj change failed with %s.", strerror(errno));
 227
 228         fprintf(fP, "%d", adj);
 229         fclose(fP);
 230
 231         return r;
 232 }
 233
 234 result
 235 _Aul::SetPowerOffNotiListener( void (*powerOffCb)(void *pData), void *pData)
 236 {
 237         int heyFd = heynoti_init();
 238         SysTryReturnResult(NID_APP, heyFd >= 0, E_SYSTEM, "heynoti_init failed.");
 239
 240         int ret = heynoti_subscribe(heyFd, "power_off_start", powerOffCb, pData);
 241         SysTryReturnResult(NID_APP, ret >= 0, E_SYSTEM, "heynoti_subscribe failed.");
 242
 243         ret = heynoti_attach_handler(heyFd);
 244         SysTryReturnResult(NID_APP, ret >= 0, E_SYSTEM, "heynoti_attach_handler failed.");
 245
 246         return E_SUCCESS;
 247 }
 248
 249 int
 250 _Aul::GetAppType(const String& category)
 251 {
 252         int ret = 0;
 253
 254         HashMapT<String, int> map;
 255         map.Construct();
 256
 257         StringTokenizer strTok(category, L';');
 258
 259         String token;
 260         while (strTok.HasMoreTokens())
 261         {
 262                 result r = strTok.GetNextToken(token);
 263                 if (r == E_SUCCESS)
 264                 {
 265                         map.Add(token, 0);
 266                 }
 267         }
 268
 269         SysLog(NID_APP, "%d category items .", map.GetCount());
 270
 271         String key;
 272
 273         for (int i = 0; i < _NUM_CATEGORY; i++)
 274         {
 275                 bool b = false;
 276                 key = _CATEGORY_LIST[i].category;
 277                 result r = map.ContainsKey(key, b);
 278                 if (r == E_SUCCESS && b)
 279                 {
 280                         ret |= _CATEGORY_LIST[i].type;
 281                 }
 282         }
 283
 284         return ret;
 285 }
 286
 287 bool _Aul::IsInstalled(const AppId& appId)
 288 {
 289         String packageId;
 290         packageId = _PackageManagerImpl::GetPackageIdByAppId(appId);
 291
 292         return _PackageManagerImpl::GetInstance()->IsPackageInstalled(packageId);
 293 }
 294
 295 result
 296 _Aul::_DesktopFile::MakePath(const AppId& appId, char* path, int size)
 297 {
 298         SysTryReturnResult(NID_APP, path != null, E_INVALID_ARG, "");
 299
 300         std::unique_ptr<char[]> pAppId(_StringConverter::CopyToCharArrayN(appId));
 301         SysTryReturnResult(NID_APP, pAppId != null, E_OUT_OF_MEMORY, "Failed to allocate memory for 'pAppId'");
 302
 303         snprintf(path, size, _DESKTOP_FILE_PATH_FORMAT, _DESKTOP_FILE_PATH, pAppId.get());
 304
 305         return E_SUCCESS;
 306 }
 307
 308 result
 309 _Aul::_DesktopFile::UpdateService(const AppId& appId, const char* value)
 310 {
 311         char path[FILENAME_MAX] = {0, };
 312         MakePath(appId, path, FILENAME_MAX);
 313
 314         return UpdateField(path, _X_TIZEN_SVC, value);
 315 }
 316
 317
 318 result
 319 _Aul::_DesktopFile::RemoveService(const AppId& appId, const char* operationOnlyValue)
 320 {
 321         char path[FILENAME_MAX] = {0, };
 322         MakePath(appId, path, FILENAME_MAX);
 323
 324         return UpdateField(path, _X_TIZEN_SVC, operationOnlyValue, true);
 325 }
 326
 327 //
 328 // Update value of specified field.
 329 // currently only "x-slp-svc" field is supported.
 330 //
 331 #define BUFFER_SIZE 1024
 332 result
 333 _Aul::_DesktopFile::UpdateField(const char* path, const char* fieldName, const char* value, bool isRemove)
 334 {
 335         SysTryReturnResult(NID_APP, path != null, E_INVALID_ARG, "path should not be null.");
 336         SysTryReturnResult(NID_APP, fieldName != null, E_INVALID_ARG, "fieldName should not be null.");
 337         SysTryReturnResult(NID_APP, value != null, E_INVALID_ARG, "value should not be null.");
 338
 339         FILE* fp = fopen(path, "r+");
 340         SysTryReturnResult(NID_APP, fp != null, E_SYSTEM, "falied to open '%s' due to %s", path, strerror(errno));
 341
 342         char buffer[BUFFER_SIZE] = {0, };
 343         bool found = false;
 344         int len = 0;
 345         int pos = 0;
 346         int foundpos = 0;
 347         result r = E_SUCCESS;
 348         int remains = 0;
 349
 350         ArrayListT<char*> buffers;
 351         buffers.Construct();
 352
 353         char* pCurrent = null;
 354
 355         while (fgets(buffer, BUFFER_SIZE, fp) != NULL)
 356         {
 357                 len = strlen(buffer);
 358                 SysTryCatch(NID_APP, len < BUFFER_SIZE, , r = E_INVALID_ARG, "strlen returns invalid value. (%d)", len );
 359
 360                 if (found)
 361                 {
 362                         pCurrent = new (std::nothrow) char[len + 1];
 363                         SysTryCatch(NID_APP, pCurrent != null, , r = E_OUT_OF_MEMORY, "failed to allocate mem pCurrent");
 364
 365                         strncpy(pCurrent, buffer, len);
 366                         buffers.Add(pCurrent);
 367                 }
 368                 else
 369                 {
 370                         if (strncmp(buffer, fieldName, len) == 0)
 371                         {
 372                                 int fieldNameLen = strlen(fieldName);
 373                                 SysTryCatch(NID_APP, len > fieldNameLen, , E_INVALID_ARG, "[E_INVALID_ARG] fieldName(%s)", fieldName);
 374
 375                                 pCurrent = UpdateServiceValueN(buffer + fieldNameLen, value, isRemove);
 376                                 SysTryCatch(NID_APP, pCurrent != null, , r = GetLastResult(), "[%s] UpdateServiceValue failed", GetErrorMessage(GetLastResult()));
 377
 378                                 buffers.Add(pCurrent);
 379
 380                                 foundpos = pos;
 381                                 found = true;
 382                         }
 383                 }
 384
 385                 pos += len;
 386         }
 387
 388         if (found)
 389         {
 390                 fsetpos(fp, (fpos_t*) &foundpos);
 391
 392                 remains = buffers.GetCount();   // prevent infinite loop
 393                 while (buffers.GetCount() > 0 && remains-- > 0)
 394                 {
 395                         pCurrent = null;
 396                         buffers.GetAt(0, pCurrent);
 397                         buffers.RemoveAt(0);
 398                         SysTryCatch(NID_APP, pCurrent != null, , r = E_INVALID_STATE, "");
 399
 400                         fputs(pCurrent, fp);
 401                         len = strlen(pCurrent);
 402                         pos += len;
 403                         delete[] pCurrent;
 404                 }
 405
 406                 int ret = truncate(path, pos);
 407                 SysTryLog(NID_APP, ret == 0, "Truncate failure (%s).", strerror(errno));
 408         }
 409         else
 410         {
 411                 char svctext[_MAX_TIZEN_SVC_DESC_LEN] = {0, };
 412                 snprintf(svctext, _MAX_TIZEN_SVC_DESC_LEN, "%s=%s\n", fieldName, value);
 413                 fputs(svctext, fp);
 414         }
 415         fclose(fp);
 416
 417         return E_SUCCESS;
 418
 419 CATCH:
 420
 421         remains = buffers.GetCount();   // prevent infinite loop
 422         while (buffers.GetCount() > 0 && remains-- > 0)
 423         {
 424                 pCurrent = null;
 425                 buffers.GetAt(0, pCurrent);
 426                 buffers.RemoveAt(0);
 427                 if (pCurrent != null)
 428                 {
 429                         delete[] pCurrent;
 430                 }
 431         }
 432
 433         fclose(fp);
 434
 435         return r;
 436 }
 437
 438 //
 439 //      Tizen service string example
 440 //      X-TIZEN-SVC= http://tizen.org/appcontrol/operation/pick|NULL|image/jpge; http://tizen.org/appcontrol/operation/pick|NULL|video/mp4; http://tizen.org/appcontrol/operation/pick|NULL|NULL; http://tizen.org/appcontrol/operation/pview|NULL|NULL
 441 //
 442 char*
 443 _Aul::_DesktopFile::UpdateServiceValueN(char* buffer, const char* newValue, bool isRemove)
 444 {
 445         SysTryReturn(NID_APP, buffer != null, null, E_INVALID_ARG, "");
 446         SysTryReturn(NID_APP, newValue != null, null, E_INVALID_ARG, "");
 447
 448         SysLog(NID_APP, "current(%s), new(%s), isRemove(%s)", buffer, newValue, (isRemove) ? "true" : "false");
 449
 450         String buf(buffer);
 451         bool found = false;
 452
 453         const String& servicePattern(L"([A-Za-z&=:/\\.\\-]*);?");
 454
 455         ArrayList services;
 456         String resultString;
 457
 458         Utility::RegularExpression regex;
 459         result r = regex.Construct(servicePattern);
 460         SysTryReturn(NID_APP, !IsFailed(r), null, r, "");
 461
 462         String newOperation;
 463         String newUrl;
 464         String newMimeType;
 465         String newService(newValue);
 466
 467         if (isRemove == false)
 468         {
 469                 ParseService(newService, newOperation, newUrl, newMimeType);
 470         }
 471         else
 472         {
 473                 newOperation = newValue;
 474         }
 475
 476         services.Construct();
 477
 478         while (regex.Consume(buf, &services) == true)
 479         {
 480                 String* pCurrentService = (String*) services.GetAt(1);
 481                 services.RemoveAll(false);
 482
 483                 String operation;
 484                 String url;
 485                 String mimeType;
 486
 487                 ParseService(*pCurrentService, operation, url, mimeType);
 488
 489                 if (operation == newOperation)
 490                 {
 491                         if (isRemove == true)
 492                         {
 493                                 SysLog(NID_APP, "opreration '%ls' will be removed", operation.GetPointer());
 494                         }
 495                         else
 496                         {
 497                                 SysAssertf(found == false, "It's assumed that service doesn't have duplicated operation in tizen desktop file. But it isn't, so now we have to check this case.");
 498                                 // replace operation.
 499                                 if (found == false) // ( if duplicated operation is already exist, It will be keeped.
 500                                 {
 501                                         // update value
 502                                         AppendServiceValueToString(resultString, newService);
 503                                         SysLog(NID_APP, "opreration '%ls;%ls;%ls' will be updated to ;%ls;%ls", operation.GetPointer(), url.GetPointer(), mimeType.GetPointer(), newUrl.GetPointer(), mimeType.GetPointer());
 504                                 }
 505                         }
 506                         found = true;
 507                 }
 508                 else
 509                 {
 510                         // add not specified service.
 511                         AppendServiceValueToString(resultString, *pCurrentService);
 512                 }
 513
 514                 delete pCurrentService;
 515         }
 516
 517         if (found == false && isRemove == false)
 518         {
 519                 AppendServiceValueToString(resultString, newService);
 520                 SysLog(NID_APP, "opreration '%ls;%ls;%ls' will be added", newOperation.GetPointer(), newUrl.GetPointer(), newMimeType.GetPointer());
 521         }
 522
 523         SysLog(NID_APP, "updated string is '%ls'", resultString.GetPointer());
 524         return _StringConverter::CopyToCharArrayN(resultString);
 525 }
 526
 527
 528 void
 529 _Aul::_DesktopFile::AppendServiceValueToString(String& serviceString, const String& newVaue)
 530 {
 531         if (serviceString.GetLength() > 0)
 532         {
 533                 serviceString += ";";
 534         }
 535
 536         serviceString += newVaue;
 537 }
 538
 539
 540 result
 541 _Aul::_DesktopFile::ParseService(const String& service, String& operation, String& url, String& mimeType)
 542 {
 543         SysLog(NID_APP, "service(%ls)", service.GetPointer());
 544
 545         const String& serviceDetailPattern(L"([A-Za-z&=/\\.\\-]*):(.*://[A-Za-z&=/\\.\\-]*|[A-Za-z&=/\\.\\-]*):([A-Za-z&=/\\.\\-]*)");
 546
 547         Utility::RegularExpression regexDetail;
 548         result r = regexDetail.Construct(serviceDetailPattern);
 549         SysTryReturn(NID_APP, !IsFailed(r), null, r, "[%s] RegularExpression::Construct(L\"%ls\") failed.", GetErrorMessage(r), serviceDetailPattern.GetPointer());
 550
 551         ArrayList matchedItems;
 552         matchedItems.Construct();
 553         regexDetail.Match(service, true, &matchedItems);
 554
 555         int matchedCount = matchedItems.GetCount();
 556         SysTryLog(NID_APP, matchedCount == 4, "It's assumed that x-slp-svc value always have operation:url:mime in tizen desktop file. But it isn't or our parser is invalid. so now we have to check this case. %d", matchedItems.GetCount());
 557
 558         if (matchedCount > 1)
 559         {
 560                 operation = *(String*) matchedItems.GetAt(1);
 561         }
 562
 563         if (matchedCount > 2)
 564         {
 565                 url = *(String*) matchedItems.GetAt(2);
 566         }
 567
 568         if (matchedCount > 3)
 569         {
 570                 mimeType = *(String*) matchedItems.GetAt(3);
 571         }
 572
 573         SysLog(NID_APP, "matched(%d) : (%ls;%ls;%ls)", matchedItems.GetCount(), operation.GetPointer(), url.GetPointer(), mimeType.GetPointer());
 574         matchedItems.RemoveAll(true);
 575
 576         return E_SUCCESS;
 577 }
 578
 579 } } // Tizen::App