src/app/FApp_Aul.cpp

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //     http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 /**
  19  * @file         FApp_Aul.cpp
  20  * @brief       This is the implementation for the _Aul.cpp class.
  21  */
  22 #include <cstdio>
  23 #include <cstdlib>
  24 #include <new>
  25 #include <unistd.h>
  26 #include <sys/prctl.h>
  27 #include <signal.h>
  28 #include <unique_ptr.h>
  29
  30 #include <aul.h>
  31 #include <bundle.h>
  32 #include <appsvc/appsvc.h>
  33 #include <app_manager.h>
  34 #include <heynoti.h>
  35
  36 #include <FBaseObject.h>
  37 #include <FBaseString.h>
  38 #include <FBaseUtil.h>
  39 #include <FBaseSysLog.h>
  40 #include <FBaseColHashMapT.h>
  41 #include <FAppPkgPackageInfo.h>
  42
  43 #include <FBaseRt_Process.h>
  44 #include <FBase_StringConverter.h>
  45 #include "FAppPkg_PackageManagerImpl.h"
  46 #include "FApp_Types.h"
  47 #include "FApp_Aul.h"
  48 #include "FApp_TemplateUtil.h"
  49
  50 #ifdef __cplusplus
  51 extern "C" {
  52 #endif
  53 extern int aul_listen_app_dead_signal(int (* func)(int, void*), void* data);
  54 #ifdef __cplusplus
  55 }
  56 #endif
  57
  58 using namespace Tizen::App::Package;
  59 using namespace Tizen::Base;
  60 using namespace Tizen::Base::Collection;
  61 using namespace Tizen::Base::Runtime;
  62 using namespace Tizen::Base::Utility;
  63
  64 namespace
  65 {
  66
  67 const char _DESKTOP_FILE_PATH[] = "/opt/share/applications";
  68 const char _DESKTOP_FILE_PATH_FORMAT[] = "%s/%s.desktop";
  69
  70 const char _X_TIZEN_SVC[] = "x-tizen-svc"; //X-TIZEN-SVC=[operation1] | [URI1] | [MIME1] ; [operation2] | [URI2] | [MIME2]
  71 const int _MAX_TIZEN_SVC_DESC_LEN = 1024;
  72
  73 const int _MAX_CATEGORY = 12;
  74 const int _MAX_PACKAGE_ID_LENGTH = 10;
  75
  76 // borrowed from app-svc/include/pri_key.h
  77 #define APP_SVC_K_RES_VAL       "__APP_SVC_K_RES_VAL__"
  78
  79 }
  80
  81 namespace Tizen { namespace App
  82 {
  83
  84 struct _CategoryList
  85 {
  86         const char category[_MAX_CATEGORY];
  87         _AppType type;
  88 };
  89
  90 static const _CategoryList _CATEGORY_LIST[] =
  91 {
  92         {"home-screen", _APP_TYPE_HOME_APP},
  93         {"lock-screen", _APP_TYPE_LOCK_APP},
  94         {"ime", _APP_TYPE_IME_APP},
  95 };
  96
  97 static const int _NUM_CATEGORY = sizeof(_CATEGORY_LIST) / sizeof(_CategoryList);
  98
  99 result
 100 _Aul::GetConvertedResult(const int aul_ret, const char* pFunctionName)
 101 {
 102         result r = E_SUCCESS;
 103
 104         switch (aul_ret)
 105         {
 106         case AUL_R_EINVAL:
 107                 r = E_INVALID_ARG;
 108                 SysLogException(NID_APP, r, "%s : Invalid argument.", pFunctionName);
 109                 break;
 110
 111         case AUL_R_ECOMM:
 112                 r = E_SYSTEM;
 113                 SysLogException(NID_APP, r, "%s : Internal IPC error.", pFunctionName);
 114                 break;
 115
 116         case AUL_R_ERROR:
 117                 r = E_SYSTEM;
 118                 SysLogException(NID_APP, r, "%s : General error.", pFunctionName);
 119                 break;
 120
 121         default:
 122                 SysLog(NID_APP, "%s : successed.", pFunctionName);
 123                 break;
 124         }
 125
 126         return r;
 127 }
 128
 129 result
 130 _Aul::SendResult(bundle* b, appsvc_result_val res)
 131 {
 132         // to skip error handling, of appsvc_send_result, use aul_send_service_result() directly.
 133         //int ret = appsvc_send_result(b, res);
 134
 135         char tmp[32] = {0, };
 136         snprintf(tmp, 32, "%d", static_cast<int>(res));
 137         appsvc_add_data(b, APP_SVC_K_RES_VAL, tmp);
 138
 139         int aul_ret = aul_send_service_result(b);
 140
 141         return GetConvertedResult(aul_ret, "SendResult");
 142 }
 143
 144
 145 bool
 146 _Aul::IsRunning(const AppId& appId, const String& exeName)
 147 {
 148         char slpPackageName[MAX_SLP_PACKAGE_ID] = {0, };
 149         bool isRunning = false;
 150
 151         _PackageManagerImpl* pPackageManagerImpl = _PackageManagerImpl::GetInstance();
 152         SysTryReturn(NID_APP, pPackageManagerImpl != null, false, E_INVALID_STATE, "[E_INVALID_STATE] Invalid package instance.");
 153
 154         pPackageManagerImpl->GetPackageName(appId, &exeName, slpPackageName, MAX_SLP_PACKAGE_ID);
 155
 156         app_manager_is_running(slpPackageName, &isRunning);
 157
 158         SysLog(NID_APP, "'%s' %s running now.", slpPackageName, (isRunning == true) ? "is" : "is NOT");
 159
 160         return isRunning;
 161 }
 162
 163 bool
 164 _Aul::IsRunning(const String& packageName)
 165 {
 166         bool isRunning = false;
 167         std::unique_ptr<char[]> pSlpPackageName(_StringConverter::CopyToCharArrayN(packageName));
 168
 169         app_manager_is_running(pSlpPackageName.get(), &isRunning);
 170
 171         SysLog(NID_APP, "'%ls' %s running now.", packageName.GetPointer(), (isRunning) ? "is" : "is NOT");
 172         return isRunning;
 173 }
 174
 175
 176 void
 177 _Aul::SetOnAppTerminatedCb(int (* pf_app_dead_handler)(int pid, void* pData), void* pData)
 178 {
 179         aul_listen_app_dead_signal(pf_app_dead_handler, pData);
 180         SysLog(NID_APP, "'app_dead_handler is set.");
 181 }
 182
 183
 184 result
 185 _Aul::TerminateApplicationByPid(int pid)
 186 {
 187         int ret_aul = aul_terminate_pid(pid);
 188
 189         return GetConvertedResult(ret_aul, "TerminateApplicationByPid");
 190 }
 191
 192 static int
 193 TerminateApplicationIterFnCb(const aul_app_info* pAppInfo, void* pData)
 194 {
 195         const char* pStr = static_cast<const char*>(pData);
 196
 197         if (pStr && strncmp(pStr, pAppInfo->pkg_name, NATIVE_APP_MAX_APPID_LENGTH) == 0)
 198         {
 199                 SysLog(NID_APP, "%s(%d) is terminated.", pAppInfo->pkg_name, pAppInfo->pid);
 200                 int ret_aul = aul_terminate_pid( pAppInfo->pid );
 201                 SetLastResult(_Aul::GetConvertedResult(ret_aul, "TerminateApplication"));
 202         }
 203         return 0;
 204 }
 205
 206 result
 207 _Aul::TerminateApplication(const AppId& appId)
 208 {
 209         SetLastResult(E_OBJ_NOT_FOUND);
 210         std::unique_ptr<char[]> pAppId(_StringConverter::CopyToCharArrayN(appId));
 211         aul_app_get_running_app_info(TerminateApplicationIterFnCb, static_cast<void*>(pAppId.get()));
 212
 213         SysLog(NID_APP, "%ls terminated.", appId.GetPointer());
 214         return GetLastResult();
 215 }
 216
 217 result
 218 _Aul::SetOomAdj(int pid, int adj)
 219 {
 220         // set oom_adj to -17 for system service
 221         result r = E_SUCCESS;
 222         char buf[FILENAME_MAX];
 223         FILE *fP = NULL;
 224
 225         snprintf(buf, FILENAME_MAX, "/proc/%d/oom_adj", pid);
 226         fP = fopen(buf, "w");
 227         SysTryReturnResult(NID_APP, fP != NULL, E_SYSTEM, "oom_adj change failed with %s.", strerror(errno));
 228
 229         fprintf(fP, "%d", adj);
 230         fclose(fP);
 231
 232         return r;
 233 }
 234
 235 result
 236 _Aul::SetPowerOffNotiListener( void (*powerOffCb)(void *pData), void *pData)
 237 {
 238         int heyFd = heynoti_init();
 239         SysTryReturnResult(NID_APP, heyFd >= 0, E_SYSTEM, "heynoti_init failed.");
 240
 241         int ret = heynoti_subscribe(heyFd, "power_off_start", powerOffCb, pData);
 242         SysTryReturnResult(NID_APP, ret >= 0, E_SYSTEM, "heynoti_subscribe failed.");
 243
 244         ret = heynoti_attach_handler(heyFd);
 245         SysTryReturnResult(NID_APP, ret >= 0, E_SYSTEM, "heynoti_attach_handler failed.");
 246
 247         return E_SUCCESS;
 248 }
 249
 250 int
 251 _Aul::GetAppType(const String& category)
 252 {
 253         int ret = 0;
 254
 255         HashMapT<String, int> map;
 256         map.Construct();
 257
 258         StringTokenizer strTok(category, L';');
 259
 260         String token;
 261         while (strTok.HasMoreTokens())
 262         {
 263                 result r = strTok.GetNextToken(token);
 264                 if (r == E_SUCCESS)
 265                 {
 266                         map.Add(token, 0);
 267                 }
 268         }
 269
 270         SysLog(NID_APP, "%d category items .", map.GetCount());
 271
 272         String key;
 273
 274         for (int i = 0; i < _NUM_CATEGORY; i++)
 275         {
 276                 bool b = false;
 277                 key = _CATEGORY_LIST[i].category;
 278                 result r = map.ContainsKey(key, b);
 279                 if (r == E_SUCCESS && b)
 280                 {
 281                         ret |= _CATEGORY_LIST[i].type;
 282                 }
 283         }
 284
 285         return ret;
 286 }
 287
 288 bool _Aul::IsInstalled(const AppId& appId)
 289 {
 290         String packageId;
 291         packageId = _PackageManagerImpl::GetPackageIdByAppId(appId);
 292
 293         return _PackageManagerImpl::GetInstance()->IsPackageInstalled(packageId);
 294 }
 295
 296 result
 297 _Aul::_DesktopFile::MakePath(const AppId& appId, char* path, int size)
 298 {
 299         SysTryReturnResult(NID_APP, path != null, E_INVALID_ARG, "");
 300
 301         std::unique_ptr<char[]> pAppId(_StringConverter::CopyToCharArrayN(appId));
 302         SysTryReturnResult(NID_APP, pAppId != null, E_OUT_OF_MEMORY, "Failed to allocate memory for 'pAppId'");
 303
 304         snprintf(path, size, _DESKTOP_FILE_PATH_FORMAT, _DESKTOP_FILE_PATH, pAppId.get());
 305
 306         return E_SUCCESS;
 307 }
 308
 309 result
 310 _Aul::_DesktopFile::UpdateService(const AppId& appId, const char* value)
 311 {
 312         char path[FILENAME_MAX] = {0, };
 313         MakePath(appId, path, FILENAME_MAX);
 314
 315         return UpdateField(path, _X_TIZEN_SVC, value);
 316 }
 317
 318
 319 result
 320 _Aul::_DesktopFile::RemoveService(const AppId& appId, const char* operationOnlyValue)
 321 {
 322         char path[FILENAME_MAX] = {0, };
 323         MakePath(appId, path, FILENAME_MAX);
 324
 325         return UpdateField(path, _X_TIZEN_SVC, operationOnlyValue, true);
 326 }
 327
 328 //
 329 // Update value of specified field.
 330 // currently only "x-slp-svc" field is supported.
 331 //
 332 #define BUFFER_SIZE 1024
 333 result
 334 _Aul::_DesktopFile::UpdateField(const char* path, const char* fieldName, const char* value, bool isRemove)
 335 {
 336         SysTryReturnResult(NID_APP, path != null, E_INVALID_ARG, "path should not be null.");
 337         SysTryReturnResult(NID_APP, fieldName != null, E_INVALID_ARG, "fieldName should not be null.");
 338         SysTryReturnResult(NID_APP, value != null, E_INVALID_ARG, "value should not be null.");
 339
 340         FILE* fp = fopen(path, "r+");
 341         SysTryReturnResult(NID_APP, fp != null, E_SYSTEM, "falied to open '%s' due to %s", path, strerror(errno));
 342
 343         char buffer[BUFFER_SIZE] = {0, };
 344         bool found = false;
 345         int len = 0;
 346         int pos = 0;
 347         int foundpos = 0;
 348         result r = E_SUCCESS;
 349         int remains = 0;
 350
 351         ArrayListT<char*> buffers;
 352         buffers.Construct();
 353
 354         char* pCurrent = null;
 355
 356         while (fgets(buffer, BUFFER_SIZE, fp) != NULL)
 357         {
 358                 len = strlen(buffer);
 359                 SysTryCatch(NID_APP, len < BUFFER_SIZE, , r = E_INVALID_ARG, "strlen returns invalid value. (%d)", len );
 360
 361                 if (found)
 362                 {
 363                         pCurrent = new (std::nothrow) char[len + 1];
 364                         SysTryCatch(NID_APP, pCurrent != null, , r = E_OUT_OF_MEMORY, "failed to allocate mem pCurrent");
 365
 366                         strncpy(pCurrent, buffer, len);
 367                         buffers.Add(pCurrent);
 368                 }
 369                 else
 370                 {
 371                         if (strncmp(buffer, fieldName, len) == 0)
 372                         {
 373                                 int fieldNameLen = strlen(fieldName);
 374                                 SysTryCatch(NID_APP, len > fieldNameLen, , E_INVALID_ARG, "[E_INVALID_ARG] fieldName(%s)", fieldName);
 375
 376                                 pCurrent = UpdateServiceValueN(buffer + fieldNameLen, value, isRemove);
 377                                 SysTryCatch(NID_APP, pCurrent != null, , r = GetLastResult(), "[%s] UpdateServiceValue failed", GetErrorMessage(GetLastResult()));
 378
 379                                 buffers.Add(pCurrent);
 380
 381                                 foundpos = pos;
 382                                 found = true;
 383                         }
 384                 }
 385
 386                 pos += len;
 387         }
 388
 389         if (found)
 390         {
 391                 fsetpos(fp, (fpos_t*) &foundpos);
 392
 393                 remains = buffers.GetCount();   // prevent infinite loop
 394                 while (buffers.GetCount() > 0 && remains-- > 0)
 395                 {
 396                         pCurrent = null;
 397                         buffers.GetAt(0, pCurrent);
 398                         buffers.RemoveAt(0);
 399                         SysTryCatch(NID_APP, pCurrent != null, , r = E_INVALID_STATE, "");
 400
 401                         fputs(pCurrent, fp);
 402                         len = strlen(pCurrent);
 403                         pos += len;
 404                         delete[] pCurrent;
 405                 }
 406
 407                 int ret = truncate(path, pos);
 408                 SysTryLog(NID_APP, ret == 0, "Truncate failure (%s).", strerror(errno));
 409         }
 410         else
 411         {
 412                 char svctext[_MAX_TIZEN_SVC_DESC_LEN] = {0, };
 413                 snprintf(svctext, _MAX_TIZEN_SVC_DESC_LEN, "%s=%s\n", fieldName, value);
 414                 fputs(svctext, fp);
 415         }
 416         fclose(fp);
 417
 418         return E_SUCCESS;
 419
 420 CATCH:
 421
 422         remains = buffers.GetCount();   // prevent infinite loop
 423         while (buffers.GetCount() > 0 && remains-- > 0)
 424         {
 425                 pCurrent = null;
 426                 buffers.GetAt(0, pCurrent);
 427                 buffers.RemoveAt(0);
 428                 if (pCurrent != null)
 429                 {
 430                         delete[] pCurrent;
 431                 }
 432         }
 433
 434         fclose(fp);
 435
 436         return r;
 437 }
 438
 439 //
 440 //      Tizen service string example
 441 //      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
 442 //
 443 char*
 444 _Aul::_DesktopFile::UpdateServiceValueN(char* buffer, const char* newValue, bool isRemove)
 445 {
 446         SysTryReturn(NID_APP, buffer != null, null, E_INVALID_ARG, "");
 447         SysTryReturn(NID_APP, newValue != null, null, E_INVALID_ARG, "");
 448
 449         SysLog(NID_APP, "current(%s), new(%s), isRemove(%s)", buffer, newValue, (isRemove) ? "true" : "false");
 450
 451         String buf(buffer);
 452         bool found = false;
 453
 454         const String& servicePattern(L"([A-Za-z&=:/\\.\\-]*);?");
 455
 456         ArrayList services;
 457         String resultString;
 458
 459         Utility::RegularExpression regex;
 460         result r = regex.Construct(servicePattern);
 461         SysTryReturn(NID_APP, !IsFailed(r), null, r, "");
 462
 463         String newOperation;
 464         String newUrl;
 465         String newMimeType;
 466         String newService(newValue);
 467
 468         if (isRemove == false)
 469         {
 470                 ParseService(newService, newOperation, newUrl, newMimeType);
 471         }
 472         else
 473         {
 474                 newOperation = newValue;
 475         }
 476
 477         services.Construct();
 478
 479         while (regex.Consume(buf, &services) == true)
 480         {
 481                 String* pCurrentService = (String*) services.GetAt(1);
 482                 services.RemoveAll(false);
 483
 484                 String operation;
 485                 String url;
 486                 String mimeType;
 487
 488                 ParseService(*pCurrentService, operation, url, mimeType);
 489
 490                 if (operation == newOperation)
 491                 {
 492                         if (isRemove == true)
 493                         {
 494                                 SysLog(NID_APP, "opreration '%ls' will be removed", operation.GetPointer());
 495                         }
 496                         else
 497                         {
 498                                 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.");
 499                                 // replace operation.
 500                                 if (found == false) // ( if duplicated operation is already exist, It will be keeped.
 501                                 {
 502                                         // update value
 503                                         AppendServiceValueToString(resultString, newService);
 504                                         SysLog(NID_APP, "opreration '%ls;%ls;%ls' will be updated to ;%ls;%ls", operation.GetPointer(), url.GetPointer(), mimeType.GetPointer(), newUrl.GetPointer(), mimeType.GetPointer());
 505                                 }
 506                         }
 507                         found = true;
 508                 }
 509                 else
 510                 {
 511                         // add not specified service.
 512                         AppendServiceValueToString(resultString, *pCurrentService);
 513                 }
 514
 515                 delete pCurrentService;
 516         }
 517
 518         if (found == false && isRemove == false)
 519         {
 520                 AppendServiceValueToString(resultString, newService);
 521                 SysLog(NID_APP, "opreration '%ls;%ls;%ls' will be added", newOperation.GetPointer(), newUrl.GetPointer(), newMimeType.GetPointer());
 522         }
 523
 524         SysLog(NID_APP, "updated string is '%ls'", resultString.GetPointer());
 525         return _StringConverter::CopyToCharArrayN(resultString);
 526 }
 527
 528
 529 void
 530 _Aul::_DesktopFile::AppendServiceValueToString(String& serviceString, const String& newVaue)
 531 {
 532         if (serviceString.GetLength() > 0)
 533         {
 534                 serviceString += ";";
 535         }
 536
 537         serviceString += newVaue;
 538 }
 539
 540
 541 result
 542 _Aul::_DesktopFile::ParseService(const String& service, String& operation, String& url, String& mimeType)
 543 {
 544         SysLog(NID_APP, "service(%ls)", service.GetPointer());
 545
 546         const String& serviceDetailPattern(L"([A-Za-z&=/\\.\\-]*):(.*://[A-Za-z&=/\\.\\-]*|[A-Za-z&=/\\.\\-]*):([A-Za-z&=/\\.\\-]*)");
 547
 548         Utility::RegularExpression regexDetail;
 549         result r = regexDetail.Construct(serviceDetailPattern);
 550         SysTryReturn(NID_APP, !IsFailed(r), null, r, "[%s] RegularExpression::Construct(L\"%ls\") failed.", GetErrorMessage(r), serviceDetailPattern.GetPointer());
 551
 552         ArrayList matchedItems;
 553         matchedItems.Construct();
 554         regexDetail.Match(service, true, &matchedItems);
 555
 556         int matchedCount = matchedItems.GetCount();
 557         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());
 558
 559         if (matchedCount > 1)
 560         {
 561                 operation = *(String*) matchedItems.GetAt(1);
 562         }
 563
 564         if (matchedCount > 2)
 565         {
 566                 url = *(String*) matchedItems.GetAt(2);
 567         }
 568
 569         if (matchedCount > 3)
 570         {
 571                 mimeType = *(String*) matchedItems.GetAt(3);
 572         }
 573
 574         SysLog(NID_APP, "matched(%d) : (%ls;%ls;%ls)", matchedItems.GetCount(), operation.GetPointer(), url.GetPointer(), mimeType.GetPointer());
 575         matchedItems.RemoveAll(true);
 576
 577         return E_SUCCESS;
 578 }
 579
 580 } } // Tizen::App