CError NegotiatorIPCHandler::NegotiateChannel(std::string tag, UInt32 & cid)
{
LOG4CPLUS_TRACE_METHOD(msLogger, __PRETTY_FUNCTION__);
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>START");
CError err = CSError(CSError::ERROR_OTHER);
//get channel id from the map
UInt32 channelId = m_map->getNextFreeChannelId(cid);
LOG4CPLUS_INFO(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()==>channel"
+ convertIntegerToString(channelId));
Notification * noti = NULL;
noti = new AllocateNotification(tag.c_str(), channelId);
std::stringstream messageToBeSent;
noti->Write(messageToBeSent);
delete noti;
LOG4CPLUS_INFO(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()=>Message: \n==========\n"
+ messageToBeSent.str() + "\n===========\n");
m_negotiatorTube->sendDataTube(messageToBeSent.str().c_str());
messageToBeSent.str(std::string());
LOG4CPLUS_INFO(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>WAIT FOR NEGOTIATED");
waitStateForTag(NegotiaterStates::NEGOTIATED, tag, OTHER_SIDE_RESP_TIMEOUT_MS);
//here both messages received
LOG4CPLUS_INFO(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()==>NEGOTIATED "
+ convertIntegerToString(channelId));
//get remote notification
AllocateNotification * remoteNotification =
(AllocateNotification *) m_negotiatorStates->GetNotification(tag.c_str());
UInt32 remoteCid = 0;
ErrorCode errc;
const char * errstr;
if (remoteNotification)
{
remoteNotification->GetError(errc, errstr);
if (errc == ERRORCODE_SUCCESS)
{
remoteCid = remoteNotification->GetChannelId();
if (remoteCid >= channelId) //use remote
{
if (!m_map->isChannelok(remoteCid))
{
return err;
} else
{
channelId = remoteCid;
}
}
} else
{
LOG4CPLUS_ERROR(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()==>remote notification error"
+ (std::string)(errstr));
return err;
}
} else
{
LOG4CPLUS_ERROR(msLogger,
"(AllocateNotification *) m_negotiatorStates->GetNotification \
returned NULL! other side response timed out");
return CSError(CSError::NEGOTIATION_CHANNEL_TIMEOUT);
}
//create map Notification message
noti = new MapCheckNotification(tag.c_str(), channelId);
//send the message
noti->Write(messageToBeSent);
delete noti;
LOG4CPLUS_INFO(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()=>Message: \n==========\n"
+ messageToBeSent.str() + "\n===========\n");
m_negotiatorTube->sendDataTube(messageToBeSent.str().c_str());
LOG4CPLUS_INFO(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>WAIT FOR CHECKEDINMAP");
waitStateForTag(NegotiaterStates::CHECKEDINMAP, tag, OTHER_SIDE_RESP_TIMEOUT_MS);
LOG4CPLUS_INFO(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()==>CHECKEDINMAP "
+ convertIntegerToString(channelId));
//get remote notification
MapCheckNotification * mapRemoteNotification =
(MapCheckNotification *) m_negotiatorStates->GetNotification(tag.c_str());
if (mapRemoteNotification)
{
mapRemoteNotification->GetError(errc, errstr);
if (errc == ERRORCODE_SUCCESS)
{
cid = channelId;
err = CError(CError::NO_ERROR, "ChannelSupervisorProcess");
} else
{
LOG4CPLUS_ERROR(msLogger,
"NegotiatorIPCHandler::NegotiateChannel()==>remote Error "
+ convertIntegerToString((int) errc) + (std::string)(errstr));
err = CSError(CSError::ERROR_OTHER);
}
} else
{
LOG4CPLUS_ERROR(msLogger,
"(MapCheckNotification *) m_negotiatorStates->GetNotification returned \
NULL! other side response timed out");
err = CSError(CSError::NEGOTIATION_CHANNEL_TIMEOUT);
}
return err;
}
TEST_RESULT TestAllocateNotificationMessage()
{
std::cout << "create noti with no cid" << std::endl;
{
std::stringstream messageToBeSent;
Message * noti = new AllocateNotification("gutentag");
noti->Write(messageToBeSent);
std::cout << messageToBeSent.str() << std::endl;
}
std::cout << "create noti with cid" << std::endl;
{
std::stringstream messageToBeSent;
Message * noti = new AllocateNotification("gutentag", 15);
noti->Write(messageToBeSent);
std::cout << messageToBeSent.str() << std::endl;
}
std::cout << "create noti with error" << std::endl;
{
std::stringstream messageToBeSent;
Notification * noti = new AllocateNotification("gutentag", 15);
noti->SetError(ERRORCODE_WRONG_CHANNELID, "crab happened");
noti->Write(messageToBeSent);
std::cout << messageToBeSent.str() << std::endl;
}
std::cout << "create Allocate noti with error and cid" << std::endl;
{
std::stringstream messageToBeSent;
AllocateNotification * noti = new AllocateNotification("gutentag", 15);
noti->SetError(ERRORCODE_WRONG_CHANNELID, "crab happened 2");
noti->Write(messageToBeSent);
std::cout << messageToBeSent.str() << std::endl;
pugi::xml_document* doc = new pugi::xml_document();
ParseResponse(doc, ( char*)(messageToBeSent.str().c_str()));
AllocateNotification * res = new AllocateNotification(doc);
std::cout << "channel id" << res->GetChannelId() << std::endl;
ErrorCode errc;
const char * errstr;
res->GetError(errc, errstr);
std::string messageName = res->GetMessageName();
std::cout << "message name" << messageName << std::endl;
std::cout << "err code" << errc << std::endl;
std::cout << "err str" << errstr << std::endl;
}
std::cout << "test static functionality" << std::endl;
{
std::stringstream messageToBeSent;
AllocateNotification * noti = new AllocateNotification("gutentag", 25);
noti->SetError(ERRORCODE_WRONG_CHANNELID, "crab happened 3");
noti->Write(messageToBeSent);
std::cout << messageToBeSent.str() << std::endl;
pugi::xml_document* doc = new pugi::xml_document();
ParseResponse(doc, ( char*)(messageToBeSent.str().c_str()));
if (Notification::NOTIFICATIONTTYPE_ALLOCATE == Notification::GetNotificationType(doc))
std::cout << "type obtained properly" << std::endl;
std::cout << "tag" << Notification::GetNotificationTag(doc) << std::endl;
}
return PASSED;
}
CError NegotiatorIPCHandler::NegotiateChannel(std::string tag, UInt32 & cid)
{
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>START");
CError err = CSError(CSError::ERROR_OTHER);
//get channel id from the map
UInt32 channelId = m_map->getNextFreeChannelId();
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>channel"+ convertIntegerToString(channelId));
Notification * noti = NULL;
noti = new AllocateNotification(tag.c_str(), channelId);
std::stringstream messageToBeSent;
noti->Write(messageToBeSent);
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()=>Message: \n==========\n" + messageToBeSent.str()+"\n===========\n");
m_negotiatorTube->sendDataTube(messageToBeSent.str().c_str());
messageToBeSent.str(std::string());
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>WAIT FOR NEGOTIATED");
m_negotiatorStates->mStateCond.lock();
if(m_negotiatorStates->GetTagState(tag.c_str()) != NegotiaterStates::NEGOTIATED)
{
m_negotiatorStates->mStateCond.wait();
}
m_negotiatorStates->mStateCond.unlock();
//here both messages received
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>NEGOTIATED"+ convertIntegerToString(channelId));
//get remote notification
AllocateNotification * remoteNotification =
(AllocateNotification *) m_negotiatorStates->GetNotification(tag.c_str());
UInt32 remoteCid = 0;
ErrorCode errc;
const char * errstr;
remoteNotification->GetError(errc, errstr);
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>remote notification error"+(std::string)(errstr));
if (errc == ERRORCODE_SUCCESS)
{
remoteCid = remoteNotification->GetChannelId();
if (remoteCid >= channelId) //use remote
{
if (!m_map->isChannelok(remoteCid))
{
if (noti)
delete noti;
noti = 0;
return err;
}
else
channelId = remoteCid;
}
}
else
{
if (noti)
delete noti;
noti = 0;
return err;
}
if (noti)
delete noti;
noti = 0;
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()=>Map Check...."+(std::string)(errstr));
//create map Notification message
noti = new MapCheckNotification(tag.c_str(), channelId);
//send the message
noti->Write(messageToBeSent);
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()=>Message: \n==========\n"
+ messageToBeSent.str()+"\n===========\n");
m_negotiatorTube->sendDataTube(messageToBeSent.str().c_str());
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>WAIT FOR CHECKEDINMAP");
m_negotiatorStates->mStateCond.lock();
if(m_negotiatorStates->GetTagState(tag.c_str()) != NegotiaterStates::CHECKEDINMAP)
{
m_negotiatorStates->mStateCond.wait();
}
m_negotiatorStates->mStateCond.unlock();
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>CHECKEDINMAP"
+ convertIntegerToString(channelId));
//get remote notification
MapCheckNotification * mapRemoteNotification =
(MapCheckNotification *) m_negotiatorStates->GetNotification(tag.c_str());
mapRemoteNotification->GetError(errc, errstr);
LOG4CPLUS_TRACE(msLogger, "NegotiatorIPCHandler::NegotiateChannel()==>remote Error"
+ convertIntegerToString((int)errc)+(std::string)(errstr));
if (errc == ERRORCODE_SUCCESS)
{
cid = channelId;
err = CError(CError::NO_ERROR, "ChannelSupervisorProcess");
}
else
{
err = CSError(CSError::ERROR_OTHER);
}
if (noti)
delete noti;
return err;
}