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#include "TaskManager.h" |
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#include "Logger.h" |
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#include "Common.h" |
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#include "Util.h" |
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#include "ConfigFile.h" |
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#include <time.h> |
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#include "tasks/SpoolTask.h" |
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TaskManager::TaskManager() |
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: _lastExecuted(0) |
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{ |
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} |
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TaskManager::~TaskManager() |
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{ |
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//delete any temporary tasks still in the list |
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std::list<Task*>::iterator it; |
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for (it = _temp_tasks.begin(); it != _temp_tasks.end(); ++it) |
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{ |
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delete (*it); |
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} |
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} |
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Task* TaskManager::CreateTask(const std::string& taskName, const std::map<std::string, std::string>& arguments) |
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{ |
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if (taskName =="spool") |
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return new SpoolTask(); |
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return 0; |
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} |
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void TaskManager::DestroyTasks() |
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{ |
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} |
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void TaskManager::LoadTasks() |
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{ |
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Logger::logMessage("-------- TaskList --------"); |
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std::vector<Value> tasklist = Common::instance()->GetConfigfile()->GetValues("smsdaemon", "task"); |
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for (unsigned i=0; i<tasklist.size(); i++) |
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{ |
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std::string current = tasklist[i]; |
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std::string name; |
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unsigned pos = current.find(' '); |
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std::map<std::string,std::string> args; |
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std::string argstr; |
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if (pos == std::string::npos) |
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{ |
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name = current; |
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} |
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else |
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{ |
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name = Util::str_trim(current.substr(0,pos)); |
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argstr = Util::str_trim(current.substr(pos+1,1024)); |
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args = ConfigHelper::ParseArguments(argstr); |
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} |
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Task* task = 0; |
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try |
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task = CreateTask(name, args ); |
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} |
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catch (std::exception& e) |
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{ |
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Logger::logMessage(std::string("Failed to load task ") + name + " with args: " + argstr); |
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Logger::logMessage(std::string("Reason: ") + e.what()); |
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continue; |
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} |
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if (task) |
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AddPersistantTask(task); |
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else |
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Logger::logMessage( std::string("Unknown task: ")+name); |
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} |
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//print the loaded tasks |
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std::map<std::string, Task*>::iterator it; |
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for (it = _persistant_tasks.begin(); it != _persistant_tasks.end(); ++it) |
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{ |
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Task* tsk = (*it).second; |
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if (tsk != 0) |
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Logger::logMessage( std::string("Loaded task \"") + tsk->GetName() + "\"" ); |
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} |
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} |
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void TaskManager::AddPersistantTask(Task* task) |
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if (task != 0) |
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std::string name = task->GetName(); |
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if ( _persistant_tasks[ name ] == 0) |
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_persistant_tasks[ name ] = task; |
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else |
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Logger::logMessage( std::string("AddTask() -- already have a task called ") + name); |
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} |
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else |
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{ |
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Logger::logMessage("AddTask() -- cannot register a null pointer"); |
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} |
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} |
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void TaskManager::AddTemporaryTask(Task* task) |
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{ |
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_temp_tasks.push_back(task); |
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} |
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void TaskManager::ExecuteTasks(ISmsTransceiver& modem) |
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{ |
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const int SLEEP_TIME = 2; //wait this long between task executions |
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int now = time(0); |
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if (now < (_lastExecuted + SLEEP_TIME) ) |
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return; |
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_lastExecuted = now; |
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//execute real tasks |
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std::map<std::string, Task*>::iterator m_it; |
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for (m_it = _persistant_tasks.begin(); m_it != _persistant_tasks.end(); ++m_it) |
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{ |
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Task* tsk = (*m_it).second; |
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tsk->ExecuteTask(modem); |
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} |
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//execute temporary tasks |
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std::list<Task*>::iterator l_it; |
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for (l_it = _temp_tasks.begin(); l_it != _temp_tasks.end(); ++l_it) |
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{ |
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Task* tsk = (*l_it); |
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tsk->ExecuteTask(modem); |
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if ( tsk->IsFinished() ) |
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{ |
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delete tsk; |
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l_it = _temp_tasks.erase(l_it); |
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//now l_it points to the next element in the list, |
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//but since the for() loop will increment it before next iteration we will decrease it here |
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--l_it; |
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} |
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} |
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} |
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Task* TaskManager::GetPersistantTask(const std::string& taskname) |
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{ |
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return _persistant_tasks[ taskname ]; |
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} |