//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see http://www.gnu.org/licenses/.
//
#include "AEExtendedPing.h"
Define_Module(AEExtendedPing);
//Consts
const char* TIM_START_E = "StartCommunication";
const char* TIM_CONNECT_E = "StartConnection";
const char* TIM_STOP_E = "StopCommunication";
const char* MSG_PING_E = "PING-";
const char* PAR_START_E = "startAt";
const char* PAR_STOP_E = "stopAt";
const char* PAR_CONNECT_E = "connectAt";
const char* PAR_PING_E = "pingAt";
const char* PAR_RATE_E = "rate";
const char* PAR_SIZE_E = "size";
const char* PAR_DSTAPNAME_E = "dstApName";
const char* PAR_DSTAPINSTANCE_E = "dstApInstance";
const char* PAR_DSTAENAME_E = "dstAeName";
const char* PAR_DSTAEINSTANCE_E = "dstAeInstance";
const char* PAR_AUTH_TYPE_E = "authType";
const char* PAR_AUTH_NAME_E = "authName";
const char* PAR_AUTH_OTHER_E = "authOther";
const char* PAR_AUTH_PASS_E = "authPassword";
const char* VAL_MODULEPATH_E = "getFullPath()";
const char* VAL_CONNECTION_E = "connect";
const char* VAL_RELEASE_E = "release";
AEExtendedPing::AEExtendedPing() {
}
AEExtendedPing::~AEExtendedPing() {
}
void AEExtendedPing::prepareAllocateRequest() {
//Schedule AllocateRequest
cMessage* m1 = new cMessage(TIM_START_E);
scheduleAt(startAt, m1);
}
void AEExtendedPing::preparePing() {
//Schedule Data transfer
for (int i = 0; i < rate && pingAt + i < stopAt; i++) {
std::ostringstream ss;
ss << MSG_PING_E << i;
cMessage* m2 = new cMessage(ss.str().c_str());
scheduleAt(pingAt + i, m2);
}
}
void AEExtendedPing::prepareDeallocateRequest() {
//Schedule DeallocateRequest
cMessage* m3 = new cMessage(TIM_STOP_E);
scheduleAt(stopAt, m3);
}
void AEExtendedPing::prepareConnectionRequest(){
cMessage* m4 = new cMessage(TIM_CONNECT_E);
scheduleAt(connectAt, m4);
}
void AEExtendedPing::initialize()
{
//Init pointers
initPointers();
//Source info
initNamingInfo();
//Setup signals
initSignalsAndListeners();
//Init QoSRequirements
initQoSRequiremets();
//Timers
startAt = simTime() + par(PAR_START_E);
stopAt = simTime() + par(PAR_STOP_E);
connectAt = simTime() + par(PAR_CONNECT_E);
pingAt = simTime() + par(PAR_PING_E);
rate = par(PAR_RATE_E);
size = par(PAR_SIZE_E);
//Authentication for application
authType = par(PAR_AUTH_TYPE_E);
authName = this->par(PAR_AUTH_NAME_E).stringValue();
authPassword = this->par(PAR_AUTH_PASS_E).stringValue();
authOther = this->par(PAR_AUTH_OTHER_E).stringValue();
//Destination for flow
dstApName = this->par(PAR_DSTAPNAME_E).stringValue();
dstApInstance = this->par(PAR_DSTAPINSTANCE_E).stringValue();
dstAeName = this->par(PAR_DSTAENAME_E).stringValue();
dstAeInstance = this->par(PAR_DSTAEINSTANCE_E).stringValue();
//Schedule AllocateRequest
if (startAt > 0)
prepareAllocateRequest();
//Schedule Data transfer
if (pingAt > 0)
preparePing();
//Schedule CACEConnectionRequest
if (connectAt > 0)
prepareConnectionRequest();
//Schedule DeallocateRequest
if (stopAt > 0)
prepareDeallocateRequest();
myPath = this->getFullPath();
//Watchers
WATCH_LIST(flows);
WATCH(connectionState);
}
void AEExtendedPing::handleSelfMessage(cMessage *msg) {
//EV << flows.back().info() << endl;
if ( !strcmp(msg->getName(), TIM_START_E) ) {
//FIXME: Vesely - last flow in a list?!
//Flow
APNamingInfo src = this->getApni();
APNamingInfo dst = APNamingInfo( APN(this->dstApName), this->dstApInstance,
this->dstAeName, this->dstAeInstance);
Flow fl = Flow(src, dst);
fl.setQosParameters(this->getQoSRequirements());
//Insert it to the Flows ADT
insertFlow(fl);
sendAllocationRequest(&flows.back());
}
else if ( !strcmp(msg->getName(), TIM_CONNECT_E)){
//Create MConnect message
CDAP_M_Connect* connect = new CDAP_M_Connect(VAL_CONNECTION_E);
authValue_t aValue;
aValue.authName = authName;
aValue.authPassword = authPassword;
aValue.authOther = authOther;
auth_t auth;
auth.authType = authType;
auth.authValue = aValue;
connect->setAuth(auth);
connect->setAbsSyntax(GPB);
connect->setOpCode(M_CONNECT);
//Send message
sendData(&flows.back(), connect);
}
else if ( !strcmp(msg->getName(), TIM_STOP_E) ) {
CDAP_M_Release* releaseRequest = new CDAP_M_Release(VAL_RELEASE_E);
releaseRequest->setInvokeID(0);
sendData(&flows.back(), releaseRequest);
}
else if ( strstr(msg->getName(), MSG_PING_E) ) {
//Create PING messsage
CDAP_M_Read* ping = new CDAP_M_Read(VAL_MODULEPATH_E);
object_t obj;
obj.objectName = VAL_MODULEPATH_E;
obj.objectClass = "string";
obj.objectInstance = -1;
obj.objectVal = (cObject*)(&myPath);
ping->setObject(obj);
ping->setByteLength(size);
//Send message
sendData(&flows.back(), ping);
}
else
EV << this->getFullPath() << " received unknown self-message " << msg->getName();
delete(msg);
}
void AEExtendedPing::handleMessage(cMessage *msg)
{
if ( msg->isSelfMessage() )
this->handleSelfMessage(msg);
}
void AEExtendedPing::processMRead(CDAPMessage* msg) {
CDAP_M_Read* msg1 = check_and_cast<CDAP_M_Read*>(msg);
EV << "Received M_Read";
object_t object = msg1->getObject();
EV << " with object '" << object.objectClass << "'" << endl;
if ( strstr(object.objectName.c_str(), VAL_MODULEPATH_E) ) {
std::string* source = (std::string*)(object.objectVal);
std::ostringstream os;
os << "Ping requested by " << *source << endl;
bubble(os.str().c_str());
EV << os.str().c_str();
//Create PING response
CDAP_M_Read_R* pong = new CDAP_M_Read_R(VAL_MODULEPATH_E);
object_t obj;
obj.objectName = VAL_MODULEPATH_E;
obj.objectClass = "string";
obj.objectInstance = -1;
obj.objectVal = (cObject*)(&myPath);
pong->setObject(obj);
sendData(&flows.back(), pong);
}
}
void AEExtendedPing::processMReadR(CDAPMessage* msg) {
CDAP_M_Read_R* msg1 = check_and_cast<CDAP_M_Read_R*>(msg);
EV << "Received M_Read_R";
object_t object = msg1->getObject();
EV << " with object '" << object.objectClass << "'" << endl;
if ( strstr(object.objectName.c_str(), VAL_MODULEPATH_E) ) {
std::string* source = (std::string*)(object.objectVal);
std::ostringstream os;
os << "Ping replied by " << *source << endl;
bubble(os.str().c_str());
EV << os.str().c_str();
}
}