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         const int aul_ret = aul_send_service_result(b);
 139
 140         result r = GetConvertedResult(aul_ret, "SendResult");
 141         if (r == E_INVALID_ARG)
 142         {
 143                 SysLog(NID_APP, "Converting internal exception to E_MAX_EXCEEDED.");
 144                 r = E_MAX_EXCEEDED;
 145         }
 146         return r;
 147 }
 148
 149
 150 bool
 151 _Aul::IsRunning(const AppId& appId, const String& exeName)
 152 {
 153         char slpPackageName[MAX_SLP_PACKAGE_ID] = {0, };
 154         bool isRunning = false;
 155
 156         _PackageManagerImpl* pPackageManagerImpl = _PackageManagerImpl::GetInstance();
 157         SysTryReturn(NID_APP, pPackageManagerImpl != null, false, E_INVALID_STATE, "[E_INVALID_STATE] Invalid package instance.");
 158
 159         pPackageManagerImpl->GetPackageName(appId, &exeName, slpPackageName, MAX_SLP_PACKAGE_ID);
 160
 161         app_manager_is_running(slpPackageName, &isRunning);
 162
 163         SysLog(NID_APP, "'%s' %s running now.", slpPackageName, (isRunning == true) ? "is" : "is NOT");
 164
 165         return isRunning;
 166 }
 167
 168 bool
 169 _Aul::IsRunning(const String& packageName)
 170 {
 171         bool isRunning = false;
 172         std::unique_ptr<char[]> pSlpPackageName(_StringConverter::CopyToCharArrayN(packageName));
 173
 174         app_manager_is_running(pSlpPackageName.get(), &isRunning);
 175
 176         SysLog(NID_APP, "'%ls' %s running now.", packageName.GetPointer(), (isRunning) ? "is" : "is NOT");
 177         return isRunning;
 178 }
 179
 180
 181 void
 182 _Aul::SetOnAppTerminatedCb(int (* pf_app_dead_handler)(int pid, void* pData), void* pData)
 183 {
 184         aul_listen_app_dead_signal(pf_app_dead_handler, pData);
 185         SysLog(NID_APP, "'app_dead_handler is set.");
 186 }
 187
 188
 189 result
 190 _Aul::TerminateApplicationByPid(int pid)
 191 {
 192         int ret_aul = aul_terminate_pid(pid);
 193
 194         return GetConvertedResult(ret_aul, "TerminateApplicationByPid");
 195 }
 196
 197 static int
 198 TerminateApplicationIterFnCb(const aul_app_info* pAppInfo, void* pData)
 199 {
 200         const char* pStr = static_cast<const char*>(pData);
 201
 202         if (pStr && strncmp(pStr, pAppInfo->pkg_name, NATIVE_APP_MAX_APPID_LENGTH) == 0)
 203         {
 204                 SysLog(NID_APP, "%s(%d) is terminated.", pAppInfo->pkg_name, pAppInfo->pid);
 205                 int ret_aul = aul_terminate_pid( pAppInfo->pid );
 206                 SetLastResult(_Aul::GetConvertedResult(ret_aul, "TerminateApplication"));
 207         }
 208         return 0;
 209 }
 210
 211 result
 212 _Aul::TerminateApplication(const AppId& appId)
 213 {
 214         SetLastResult(E_OBJ_NOT_FOUND);
 215         std::unique_ptr<char[]> pAppId(_StringConverter::CopyToCharArrayN(appId));
 216         aul_app_get_running_app_info(TerminateApplicationIterFnCb, static_cast<void*>(pAppId.get()));
 217
 218         SysLog(NID_APP, "%ls terminated.", appId.GetPointer());
 219         return GetLastResult();
 220 }
 221
 222 result
 223 _Aul::SetOomAdj(int pid, int adj)
 224 {
 225         // set oom_adj to -17 for system service
 226         result r = E_SUCCESS;
 227         char buf[FILENAME_MAX];
 228         FILE *fP = NULL;
 229
 230         snprintf(buf, FILENAME_MAX, "/proc/%d/oom_adj", pid);
 231         fP = fopen(buf, "w");
 232         SysTryReturnResult(NID_APP, fP != NULL, E_SYSTEM, "oom_adj change failed with %s.", strerror(errno));
 233
 234         fprintf(fP, "%d", adj);
 235         fclose(fP);
 236
 237         return r;
 238 }
 239
 240 result
 241 _Aul::SetPowerOffNotiListener( void (*powerOffCb)(void *pData), void *pData)
 242 {
 243         int heyFd = heynoti_init();
 244         SysTryReturnResult(NID_APP, heyFd >= 0, E_SYSTEM, "heynoti_init failed.");
 245
 246         int ret = heynoti_subscribe(heyFd, "power_off_start", powerOffCb, pData);
 247         SysTryReturnResult(NID_APP, ret >= 0, E_SYSTEM, "heynoti_subscribe failed.");
 248
 249         ret = heynoti_attach_handler(heyFd);
 250         SysTryReturnResult(NID_APP, ret >= 0, E_SYSTEM, "heynoti_attach_handler failed.");
 251
 252         return E_SUCCESS;
 253 }
 254
 255 int
 256 _Aul::GetAppType(const String& category)
 257 {
 258         int ret = 0;
 259
 260         HashMapT<String, int> map;
 261         map.Construct();
 262
 263         StringTokenizer strTok(category, L';');
 264
 265         String token;
 266         while (strTok.HasMoreTokens())
 267         {
 268                 result r = strTok.GetNextToken(token);
 269                 if (r == E_SUCCESS)
 270                 {
 271                         map.Add(token, 0);
 272                 }
 273         }
 274
 275         SysLog(NID_APP, "%d category items .", map.GetCount());
 276
 277         String key;
 278
 279         for (int i = 0; i < _NUM_CATEGORY; i++)
 280         {
 281                 bool b = false;
 282                 key = _CATEGORY_LIST[i].category;
 283                 result r = map.ContainsKey(key, b);
 284                 if (r == E_SUCCESS && b)
 285                 {
 286                         ret |= _CATEGORY_LIST[i].type;
 287                 }
 288         }
 289
 290         return ret;
 291 }
 292
 293 bool _Aul::IsInstalled(const AppId& appId)
 294 {
 295         String packageId;
 296         packageId = _PackageManagerImpl::GetPackageIdByAppId(appId);
 297
 298         return _PackageManagerImpl::GetInstance()->IsPackageInstalled(packageId);
 299 }
 300
 301 result
 302 _Aul::_DesktopFile::MakePath(const AppId& appId, char* path, int size)
 303 {
 304         SysTryReturnResult(NID_APP, path != null, E_INVALID_ARG, "");
 305
 306         std::unique_ptr<char[]> pAppId(_StringConverter::CopyToCharArrayN(appId));
 307         SysTryReturnResult(NID_APP, pAppId != null, E_OUT_OF_MEMORY, "Failed to allocate memory for 'pAppId'");
 308
 309         snprintf(path, size, _DESKTOP_FILE_PATH_FORMAT, _DESKTOP_FILE_PATH, pAppId.get());
 310
 311         return E_SUCCESS;
 312 }
 313
 314 result
 315 _Aul::_DesktopFile::UpdateService(const AppId& appId, const char* value)
 316 {
 317         char path[FILENAME_MAX] = {0, };
 318         MakePath(appId, path, FILENAME_MAX);
 319
 320         return UpdateField(path, _X_TIZEN_SVC, value);
 321 }
 322
 323
 324 result
 325 _Aul::_DesktopFile::RemoveService(const AppId& appId, const char* operationOnlyValue)
 326 {
 327         char path[FILENAME_MAX] = {0, };
 328         MakePath(appId, path, FILENAME_MAX);
 329
 330         return UpdateField(path, _X_TIZEN_SVC, operationOnlyValue, true);
 331 }
 332
 333 //
 334 // Update value of specified field.
 335 // currently only "x-slp-svc" field is supported.
 336 //
 337 #define BUFFER_SIZE 1024
 338 result
 339 _Aul::_DesktopFile::UpdateField(const char* path, const char* fieldName, const char* value, bool isRemove)
 340 {
 341         SysTryReturnResult(NID_APP, path != null, E_INVALID_ARG, "path should not be null.");
 342         SysTryReturnResult(NID_APP, fieldName != null, E_INVALID_ARG, "fieldName should not be null.");
 343         SysTryReturnResult(NID_APP, value != null, E_INVALID_ARG, "value should not be null.");
 344
 345         FILE* fp = fopen(path, "r+");
 346         SysTryReturnResult(NID_APP, fp != null, E_SYSTEM, "falied to open '%s' due to %s", path, strerror(errno));
 347
 348         char buffer[BUFFER_SIZE] = {0, };
 349         bool found = false;
 350         int len = 0;
 351         int pos = 0;
 352         int foundpos = 0;
 353         result r = E_SUCCESS;
 354         int remains = 0;
 355
 356         ArrayListT<char*> buffers;
 357         buffers.Construct();
 358
 359         char* pCurrent = null;
 360
 361         while (fgets(buffer, BUFFER_SIZE, fp) != NULL)
 362         {
 363                 len = strlen(buffer);
 364                 SysTryCatch(NID_APP, len < BUFFER_SIZE, , r = E_INVALID_ARG, "strlen returns invalid value. (%d)", len );
 365
 366                 if (found)
 367                 {
 368                         pCurrent = new (std::nothrow) char[len + 1];
 369                         SysTryCatch(NID_APP, pCurrent != null, , r = E_OUT_OF_MEMORY, "failed to allocate mem pCurrent");
 370
 371                         strncpy(pCurrent, buffer, len);
 372                         buffers.Add(pCurrent);
 373                 }
 374                 else
 375                 {
 376                         if (strncmp(buffer, fieldName, len) == 0)
 377                         {
 378                                 int fieldNameLen = strlen(fieldName);
 379                                 SysTryCatch(NID_APP, len > fieldNameLen, , E_INVALID_ARG, "[E_INVALID_ARG] fieldName(%s)", fieldName);
 380
 381                                 pCurrent = UpdateServiceValueN(buffer + fieldNameLen, value, isRemove);
 382                                 SysTryCatch(NID_APP, pCurrent != null, , r = GetLastResult(), "[%s] UpdateServiceValue failed", GetErrorMessage(GetLastResult()));
 383
 384                                 buffers.Add(pCurrent);
 385
 386                                 foundpos = pos;
 387                                 found = true;
 388                         }
 389                 }
 390
 391                 pos += len;
 392         }
 393
 394         if (found)
 395         {
 396                 fsetpos(fp, (fpos_t*) &foundpos);
 397
 398                 remains = buffers.GetCount();   // prevent infinite loop
 399                 while (buffers.GetCount() > 0 && remains-- > 0)
 400                 {
 401                         pCurrent = null;
 402                         buffers.GetAt(0, pCurrent);
 403                         buffers.RemoveAt(0);
 404                         SysTryCatch(NID_APP, pCurrent != null, , r = E_INVALID_STATE, "");
 405
 406                         fputs(pCurrent, fp);
 407                         len = strlen(pCurrent);
 408                         pos += len;
 409                         delete[] pCurrent;
 410                 }
 411
 412                 int ret = truncate(path, pos);
 413                 SysTryLog(NID_APP, ret == 0, "Truncate failure (%s).", strerror(errno));
 414         }
 415         else
 416         {
 417                 char svctext[_MAX_TIZEN_SVC_DESC_LEN] = {0, };
 418                 snprintf(svctext, _MAX_TIZEN_SVC_DESC_LEN, "%s=%s\n", fieldName, value);
 419                 fputs(svctext, fp);
 420         }
 421         fclose(fp);
 422
 423         return E_SUCCESS;
 424
 425 CATCH:
 426
 427         remains = buffers.GetCount();   // prevent infinite loop
 428         while (buffers.GetCount() > 0 && remains-- > 0)
 429         {
 430                 pCurrent = null;
 431                 buffers.GetAt(0, pCurrent);
 432                 buffers.RemoveAt(0);
 433                 if (pCurrent != null)
 434                 {
 435                         delete[] pCurrent;
 436                 }
 437         }
 438
 439         fclose(fp);
 440
 441         return r;
 442 }
 443
 444 //
 445 //      Tizen service string example
 446 //      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
 447 //
 448 char*
 449 _Aul::_DesktopFile::UpdateServiceValueN(char* buffer, const char* newValue, bool isRemove)
 450 {
 451         SysTryReturn(NID_APP, buffer != null, null, E_INVALID_ARG, "");
 452         SysTryReturn(NID_APP, newValue != null, null, E_INVALID_ARG, "");
 453
 454         SysLog(NID_APP, "current(%s), new(%s), isRemove(%s)", buffer, newValue, (isRemove) ? "true" : "false");
 455
 456         String buf(buffer);
 457         bool found = false;
 458
 459         const String& servicePattern(L"([A-Za-z&=:/\\.\\-]*);?");
 460
 461         ArrayList services;
 462         String resultString;
 463
 464         Utility::RegularExpression regex;
 465         result r = regex.Construct(servicePattern);
 466         SysTryReturn(NID_APP, !IsFailed(r), null, r, "");
 467
 468         String newOperation;
 469         String newUrl;
 470         String newMimeType;
 471         String newService(newValue);
 472
 473         if (isRemove == false)
 474         {
 475                 ParseService(newService, newOperation, newUrl, newMimeType);
 476         }
 477         else
 478         {
 479                 newOperation = newValue;
 480         }
 481
 482         services.Construct();
 483
 484         while (regex.Consume(buf, &services) == true)
 485         {
 486                 String* pCurrentService = (String*) services.GetAt(1);
 487                 services.RemoveAll(false);
 488
 489                 String operation;
 490                 String url;
 491                 String mimeType;
 492
 493                 ParseService(*pCurrentService, operation, url, mimeType);
 494
 495                 if (operation == newOperation)
 496                 {
 497                         if (isRemove == true)
 498                         {
 499                                 SysLog(NID_APP, "opreration '%ls' will be removed", operation.GetPointer());
 500                         }
 501                         else
 502                         {
 503                                 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.");
 504                                 // replace operation.
 505                                 if (found == false) // ( if duplicated operation is already exist, It will be keeped.
 506                                 {
 507                                         // update value
 508                                         AppendServiceValueToString(resultString, newService);
 509                                         SysLog(NID_APP, "opreration '%ls;%ls;%ls' will be updated to ;%ls;%ls", operation.GetPointer(), url.GetPointer(), mimeType.GetPointer(), newUrl.GetPointer(), mimeType.GetPointer());
 510                                 }
 511                         }
 512                         found = true;
 513                 }
 514                 else
 515                 {
 516                         // add not specified service.
 517                         AppendServiceValueToString(resultString, *pCurrentService);
 518                 }
 519
 520                 delete pCurrentService;
 521         }
 522
 523         if (found == false && isRemove == false)
 524         {
 525                 AppendServiceValueToString(resultString, newService);
 526                 SysLog(NID_APP, "opreration '%ls;%ls;%ls' will be added", newOperation.GetPointer(), newUrl.GetPointer(), newMimeType.GetPointer());
 527         }
 528
 529         SysLog(NID_APP, "updated string is '%ls'", resultString.GetPointer());
 530         return _StringConverter::CopyToCharArrayN(resultString);
 531 }
 532
 533
 534 void
 535 _Aul::_DesktopFile::AppendServiceValueToString(String& serviceString, const String& newVaue)
 536 {
 537         if (serviceString.GetLength() > 0)
 538         {
 539                 serviceString += ";";
 540         }
 541
 542         serviceString += newVaue;
 543 }
 544
 545
 546 result
 547 _Aul::_DesktopFile::ParseService(const String& service, String& operation, String& url, String& mimeType)
 548 {
 549         SysLog(NID_APP, "service(%ls)", service.GetPointer());
 550
 551         const String& serviceDetailPattern(L"([A-Za-z&=/\\.\\-]*):(.*://[A-Za-z&=/\\.\\-]*|[A-Za-z&=/\\.\\-]*):([A-Za-z&=/\\.\\-]*)");
 552
 553         Utility::RegularExpression regexDetail;
 554         result r = regexDetail.Construct(serviceDetailPattern);
 555         SysTryReturn(NID_APP, !IsFailed(r), null, r, "[%s] RegularExpression::Construct(L\"%ls\") failed.", GetErrorMessage(r), serviceDetailPattern.GetPointer());
 556
 557         ArrayList matchedItems;
 558         matchedItems.Construct();
 559         regexDetail.Match(service, true, &matchedItems);
 560
 561         int matchedCount = matchedItems.GetCount();
 562         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());
 563
 564         if (matchedCount > 1)
 565         {
 566                 operation = *(String*) matchedItems.GetAt(1);
 567         }
 568
 569         if (matchedCount > 2)
 570         {
 571                 url = *(String*) matchedItems.GetAt(2);
 572         }
 573
 574         if (matchedCount > 3)
 575         {
 576                 mimeType = *(String*) matchedItems.GetAt(3);
 577         }
 578
 579         SysLog(NID_APP, "matched(%d) : (%ls;%ls;%ls)", matchedItems.GetCount(), operation.GetPointer(), url.GetPointer(), mimeType.GetPointer());
 580         matchedItems.RemoveAll(true);
 581
 582         return E_SUCCESS;
 583 }
 584
 585 } } // Tizen::App