src/system/FSys_RuntimeInfoStub.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         FSys_RuntimeInfoStub.cpp
  20  * @brief       This is the implementation for the _RuntimeInfoStub class.
  21  */
  22 #include <pthread.h>
  23 #include <errno.h>
  24 #include <string.h>
  25 #include <stdio.h>
  26
  27 #include <FBaseSysLog.h>
  28 #include <FBase_StringConverter.h>
  29 #include <FIo_IpcServer.h>
  30 #include <FIo_AppServiceIpcMessages.h>
  31 #include <FSystem.h>
  32
  33 #include "FSys_RuntimeInfo.h"
  34 #include "FSys_RuntimeInfoStub.h"
  35
  36 using namespace Tizen::Base;
  37 using namespace Tizen::Base::Collection;
  38 using namespace Tizen::Io;
  39 using namespace Tizen::System;
  40 using namespace Tizen::App;
  41
  42 namespace {
  43         static const wchar_t* RUNTIME_INFO_STUB_MUTEX_ID = L"osp.sys.ipcserver.runtimeinfo";
  44         static const int _RUNTIME_GET_PARAM_TYPE = 1;
  45         static const wchar_t* _RUNTIME_SERVICE_ID = L"osp.sys.ipcserver.runtimeinfo";
  46         static const wchar_t* _RUNTIME_GET_SIZE = L"osp.system.command.runtime.get.size";
  47         static const wchar_t* _RUNTIME_RESULT_SUCCESS = L"osp.system.result.success";
  48         static const wchar_t* _RUNTIME_RESULT_SYSTEM = L"osp.system.result.system";
  49 }
  50
  51 _RuntimeInfoStub* _RuntimeInfoStub::__pRuntimeInfoStub = null;
  52
  53 static pthread_mutex_t send_msg_lock;
  54 class _DirectorySizeObject
  55 {
  56 public:
  57         _DirectorySizeObject()
  58                 : path(null)
  59                 , pid(0)
  60                 , msg_id(0)
  61         {
  62         }
  63         ~_DirectorySizeObject()
  64         {
  65                 if(path != null)
  66                 {
  67                         delete [] path;
  68                 }
  69         }
  70
  71         char* path;
  72         int pid;
  73         int msg_id;
  74 };
  75
  76 _RuntimeInfoStub::_RuntimeInfoStub(void)
  77         : __pIpcServer(null)
  78         , __pIpcEventForAsync(null)
  79 {
  80         result r = E_SUCCESS;
  81         r = __Mutex.Create(RUNTIME_INFO_STUB_MUTEX_ID);
  82         SysTryReturn(NID_SYS, r == E_SUCCESS, , r, "It is failed to create mutex. [%s] Propaged.", GetErrorMessage(r));
  83
  84         if(pthread_mutex_init(&send_msg_lock, null))
  85         {
  86                 SysLogException(NID_SYS, E_SYSTEM, "It is failed to init mutex.");
  87         }
  88 }
  89
  90 _RuntimeInfoStub::~_RuntimeInfoStub(void)
  91 {
  92         if (__pIpcServer)
  93         {
  94                 __pIpcServer->Stop();
  95         }
  96
  97         result  r = __Mutex.Release();
  98         SysTryReturn(NID_SYS, r == E_SUCCESS, , r, "It is failed to release mutex. [%s] Propaged.", GetErrorMessage(r));
  99
 100         if(pthread_mutex_destroy(&send_msg_lock))
 101         {
 102                 SysLogException(NID_SYS, E_SYSTEM, "It is failed to term mutex.");
 103         }
 104 }
 105
 106 _RuntimeInfoStub*
 107 _RuntimeInfoStub::GetInstance(void)
 108 {
 109         static pthread_once_t onceBlock = PTHREAD_ONCE_INIT;
 110
 111         if (__pRuntimeInfoStub == null)
 112         {
 113                 pthread_once(&onceBlock, InitSingleton);
 114         }
 115         return __pRuntimeInfoStub;
 116 }
 117
 118 void
 119 _RuntimeInfoStub::InitSingleton(void)
 120 {
 121         std::unique_ptr< _RuntimeInfoStub > pRuntimeInfoStub(new (std::nothrow) _RuntimeInfoStub());
 122         SysTryReturn(NID_SYS, pRuntimeInfoStub, , E_OUT_OF_MEMORY, "It is not enough memory.");
 123
 124         result r = pRuntimeInfoStub->Construct();
 125         SysTryReturn(NID_SYS, !IsFailed(r), , r, "[%s] It is failed to get RuntimeInfoCommunicationStub.", GetErrorMessage(r));
 126         __pRuntimeInfoStub = pRuntimeInfoStub.release();
 127         atexit(DestroySingleton);
 128 }
 129
 130 void
 131 _RuntimeInfoStub::DestroySingleton(void)
 132 {
 133         delete __pRuntimeInfoStub;
 134 }
 135
 136 result
 137 _RuntimeInfoStub::Construct(void)
 138 {
 139         std::unique_ptr<_IpcServer> pIpcServer(new (std::nothrow) _IpcServer());
 140         SysTryReturnResult(NID_SYS, pIpcServer, E_OUT_OF_MEMORY, "Memory is insufficient.");
 141
 142         result r = pIpcServer->Construct(String(_RUNTIME_SERVICE_ID), *this, true);
 143         SysTryReturnResult(NID_SYS, r == E_SUCCESS, r, "It is failed to construct.");
 144
 145         r = pIpcServer->Start();
 146         SysTryReturnResult(NID_SYS, r == E_SUCCESS, r, "It is failed to start.");
 147
 148         __pIpcServer = move(pIpcServer);
 149         return E_SUCCESS;
 150 }
 151
 152 void
 153 _RuntimeInfoStub::OnIpcRequestReceived(_IpcServer& server, const IPC::Message& message)
 154 {
 155         __currentPid = server.GetClientId();
 156         IPC_BEGIN_MESSAGE_MAP(_RuntimeInfoStub, message)
 157                 IPC_MESSAGE_HANDLER_EX(IoService_Request, &server, OnRequestOccured)
 158         IPC_END_MESSAGE_MAP_EX()
 159 }
 160
 161 bool
 162 _RuntimeInfoStub::OnRequestOccured(const ArrayList& request, ArrayList* response)
 163 {
 164         bool isSuccess = false;
 165         result r = E_SUCCESS;
 166
 167         __serviceId = _RUNTIME_SERVICE_ID;
 168         __command = *((String*)request.GetAt(_RUNTIME_GET_PARAM_TYPE));
 169         __result = L"";
 170
 171         if(__command == _RUNTIME_GET_SIZE)
 172         {
 173                 int mid = 0;
 174                 String* path = (String*)request.GetAt(_RUNTIME_GET_PARAM_TYPE+1);
 175                 String* messageId = (String*)request.GetAt(_RUNTIME_GET_PARAM_TYPE+2);
 176                 SysTryCatch(NID_SYS, path != null, r = E_SYSTEM, E_SYSTEM, "There is no path information.");
 177
 178                 std::unique_ptr< char > directoryPath(_StringConverter::CopyToCharArrayN(*path));
 179                 Integer::Parse(*messageId, mid);
 180                 _DirectorySizeObject* dso = new (std::nothrow) _DirectorySizeObject();
 181                 dso->pid = __currentPid;
 182                 dso->path = directoryPath.release();
 183                 dso->msg_id = mid;
 184
 185                 pthread_t p_thread;
 186                 int thr_id = pthread_create(&p_thread, null, _RuntimeInfoStub::GetDirectorySizeAsync, dso);
 187                 if(thr_id < 0)
 188                 {
 189                         __result = _RUNTIME_RESULT_SYSTEM;
 190                 }
 191                 else
 192                 {
 193                         pthread_detach(p_thread);
 194                         __result = _RUNTIME_RESULT_SUCCESS;
 195                 }
 196         }
 197         else
 198         {
 199                 __result =  _RUNTIME_RESULT_SYSTEM;
 200         }
 201
 202         isSuccess = true;
 203 CATCH:
 204         response->Add(__serviceId);
 205         response->Add(__command);
 206         if (isSuccess == true)
 207         {
 208                 response->Add(__result);
 209         }
 210
 211         ArrayList* temp = const_cast<ArrayList*>(&request);
 212         temp->RemoveAll(true);
 213         return isSuccess;
 214 }
 215
 216 void*
 217 _RuntimeInfoStub::GetDirectorySizeAsync(void* data)
 218 {
 219         result r= E_SUCCESS;
 220         long long size = 0;
 221
 222         _DirectorySizeObject* dso = (_DirectorySizeObject*) data;
 223         SysTryCatch(NID_SYS, dso != null, r = E_SYSTEM, r, "There is no _DirectorySizeObject.");
 224         size = _RuntimeInfo::GetDirectorySize(dso->path);
 225
 226 CATCH:
 227         _RuntimeInfoStub::SendResponse(dso->pid, dso->msg_id, size, r);
 228         delete dso;
 229         return null;
 230 }
 231
 232 void
 233 _RuntimeInfoStub::SendResponse(int pid, int msg_id, long long size, result rcode)
 234 {
 235         result r = E_SUCCESS;
 236         pthread_mutex_lock(&send_msg_lock);
 237
 238         ArrayList* data = null;
 239         String* pValue = null;
 240         String* pMessageId = null;
 241
 242         SysLog(NID_SYS, "It sends asynchronous result to pid [%d].", pid);
 243
 244         data = new (std::nothrow) ArrayList(SingleObjectDeleter);
 245         data->Construct();
 246
 247         pMessageId = new (std::nothrow) String();
 248         pMessageId->Append(msg_id);
 249
 250         data->Add(new (std::nothrow) String(_RUNTIME_SERVICE_ID));
 251         data->Add(new (std::nothrow) String(_RUNTIME_GET_SIZE));
 252         data->Add(pMessageId);
 253
 254         pValue = new (std::nothrow) String();
 255         pValue->Append(size);
 256         data->Add(pValue);
 257
 258         if(rcode == E_SUCCESS)
 259         {
 260                 data->Add(new (std::nothrow) String(_RUNTIME_RESULT_SUCCESS));
 261         }
 262         else
 263         {
 264                 data->Add(new (std::nothrow) String(_RUNTIME_RESULT_SYSTEM));
 265         }
 266
 267         _RuntimeInfoStub* pRuntimeInfoStub = null;
 268         pRuntimeInfoStub =  _RuntimeInfoStub::GetInstance();
 269         SysTryReturn(NID_SYS, pRuntimeInfoStub, , E_SYSTEM, "RuntimeInfoStub is not created.");
 270
 271         pRuntimeInfoStub->SendDataAsync(pid, data);
 272 CATCH:
 273         pthread_mutex_unlock(&send_msg_lock);
 274
 275 }
 276
 277 result
 278 _RuntimeInfoStub::SendDataAsync(const int pid, Tizen::Base::Collection::ArrayList* data)
 279 {
 280         __Mutex.Acquire();
 281         result r = E_SUCCESS;
 282
 283         SysTryCatch(NID_SYS, __pIpcServer != null, r = E_SYSTEM, E_SYSTEM, "IPC server is not ready.");
 284         SysTryCatch(NID_SYS, data != null, r = E_SYSTEM, E_SYSTEM, "There is no data.");
 285
 286         if(__pIpcEventForAsync == null)
 287         {
 288                 __pIpcEventForAsync.reset(new (std::nothrow) _SystemServiceIpcEventForAsync(__pIpcServer.get()));
 289                 SysTryCatch(NID_SYS, __pIpcEventForAsync != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY, "It is not enough memory.");
 290                 __pIpcEventForAsync->Construct(1048576, Tizen::Base::Runtime::THREAD_PRIORITY_MID);
 291                 __pIpcEventForAsync->Start();
 292         }
 293
 294         r = __pIpcEventForAsync->SendUserEvent((RequestId)pid, (IList*)data);
 295         SysTryCatch(NID_SYS, r == E_SUCCESS, r = E_SYSTEM, E_SYSTEM, "Message is failed to add on event thread.");
 296
 297 CATCH:
 298         if(r != E_SUCCESS)
 299         {
 300                 delete data;
 301         }
 302         __Mutex.Release();
 303         return r;
 304 }