ec9a1c33d1
git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1057 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
/**
|
|
* \brief The Minion's JobClient requests ExperimentData and returns results.
|
|
*
|
|
* \author Martin Hoffmann
|
|
*/
|
|
|
|
|
|
#ifndef __JOB_CLIENT_H__
|
|
#define __JOB_CLIENT_H__
|
|
|
|
#include <string>
|
|
#include <ctime>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <iostream>
|
|
#include "SocketComm.hpp"
|
|
#include "controller/ExperimentData.hpp"
|
|
#include "jobserver/messagedefs/FailControlMessage.pb.h"
|
|
|
|
// FIXME This should be part of a "client config" (?).
|
|
#define RAND_BACKOFF_TSTART 3
|
|
#define RAND_BACKOFF_TEND 8
|
|
#define RETRY_COUNT 3
|
|
|
|
namespace fi {
|
|
|
|
/**
|
|
* \class JobClient
|
|
*
|
|
* \brief Manages communication with JobServer
|
|
*
|
|
*/
|
|
class JobClient {
|
|
|
|
std::string m_server;
|
|
int m_server_port;
|
|
struct hostent* m_server_ent;
|
|
int m_sockfd;
|
|
|
|
bool connectToServer();
|
|
|
|
FailControlMessage_Command tryToGetExperimentData(ExperimentData& exp);
|
|
public:
|
|
JobClient(std::string server = "localhost", int port = 1111);
|
|
/**
|
|
* Receive experiment data set from (remote) JobServer
|
|
* The caller (experiment developer) is responsible for
|
|
* allocating his ExperimentData object.
|
|
*
|
|
* @param exp Reference to a ExperimentData object allocated by the caller!
|
|
* @return \c true if parameter have been received and put into \c exp, \c false else.
|
|
*/
|
|
bool getParam(ExperimentData& exp);
|
|
|
|
/**
|
|
* Send back experiment result to the (remote) JobServer
|
|
* The caller (experiment developer) is responsible for
|
|
* destroying his ExperimentData object afterwards.
|
|
*
|
|
* @param result Reference to the ExperimentData holding result values
|
|
* @return \c true Result successfully sent, \c false else.
|
|
*/
|
|
bool sendResult(ExperimentData& result);
|
|
|
|
};
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
#endif
|