/**
* This method configures and send a ACLMessage to start a new remote-Container.
*
* @param remConf the RemoteContainerConfig
* @param preventUsageOfAlreadyUsedComputers the boolean prevent usage of already used computers
* @return the name of the container
*/
private String sendMsgRemoteContainerRequest(RemoteContainerConfig inConf) {
// --- Get the local Address of JADE ------------------------
String myPlatformAddress = myContainer.getPlatformID();
// --- If the remote-configuration is null configure it now -
RemoteContainerConfig remConf = this.getRemoteContainerConfigAuto();
if (inConf != null) {
if (inConf.getJadeContainerName() != null) {
String name = inConf.getJadeContainerName();
int suf = getSuffixNo(inConf.getJadeContainerName());
name = name + suf;
remConf.setJadeContainerName(name);
}
if (inConf.getJadeHost() != null) {
remConf.setJadeHost(inConf.getJadeHost());
}
if (inConf.getJadePort() != null) {
remConf.setJadePort(inConf.getJadePort());
}
if (inConf.getJadeServices() != null) {
remConf.setJadeServices(inConf.getJadeServices());
}
}
// --- Define the AgentAction -------------------------------
ClientRemoteContainerRequest req = new ClientRemoteContainerRequest();
req.setRemoteConfig(remConf);
Action act = new Action();
act.setActor(myContainer.getAMS());
act.setAction(req);
// --- Define receiver of the Message -----------------------
AID agentGUIAgent = new AID("server.client" + "@" + myPlatformAddress, AID.ISGUID);
// --- Build Message ----------------------------------------
ACLMessage msg = new ACLMessage(ACLMessage.INFORM);
msg.setSender(myContainer.getAMS());
msg.addReceiver(agentGUIAgent);
msg.setLanguage(new SLCodec().getName());
msg.setOntology(DistributionOntology.getInstance().getName());
try {
msg.setContentObject(act);
} catch (IOException errCont) {
logger.error(errCont);
}
// --- Send message -----------------------------------------
myContainer.postMessageToLocalAgent(msg, agentGUIAgent);
// --- Remind, that we're waiting for this container --------
loadInfo.setNewContainer2Wait4(remConf.getJadeContainerName());
// --- Return -----------------------------------------------
return remConf.getJadeContainerName();
}
/**
* 'Broadcast' (or receive) the list of all agents in a container. The information will be set to
* the local {@link #loadInfo}.
*
* @param slices the slices
* @throws ServiceException the service exception
*/
private void broadcastGetAIDList(Service.Slice[] slices) throws ServiceException {
loadInfo.resetAIDs4Container();
logger.debug("Try to get AID's from all Containers !");
for (int i = 0; i < slices.length; i++) {
String sliceName = null;
try {
LoadServiceSlice slice = (LoadServiceSlice) slices[i];
sliceName = slice.getNode().getName();
logger.debug("Try to get AID''s from " + sliceName);
AID[] aid = slice.getAIDList();
loadInfo.putAIDs4Container(sliceName, aid);
} catch (ServiceException | IMTPException t) {
// NOTE that slices are always retrieved from the main and not from the cache --> No need to
// retry in case of failure
logger.warn("Error while trying to get AID's from " + sliceName, t);
}
}
loadInfo.countAIDs4Container();
}
/**
* If the new slice is a LoadServiceSlice notify it about the current state.
*
* @param cmd the VerticalCommand
*/
private void handleNewSlice(VerticalCommand cmd) {
if (cmd.getService().equals(NAME)) {
// --- We ARE in the Main-Container !!! ----------------------------------------
Object[] params = cmd.getParams();
String newSliceName = (String) params[0];
try {
// --- Is this the slice, we have waited for? ------------------------------
loadInfo.setNewContainerStarted(newSliceName);
// --- Be sure to get the new (fresh) slice --> Bypass the service cache ---
LoadServiceSlice newSlice = (LoadServiceSlice) getFreshSlice(newSliceName);
// --- Set the local ThresholdLevels to the new container ------------------
newSlice.setThresholdLevels(LoadMeasureThread.getThresholdLevels());
} catch (ServiceException | IMTPException t) {
logger.error(
"Error notifying new slice " + newSliceName + " about current LoadService-State", t);
}
}
}
/**
* 'Broadcast' (or receive) the list of all agents in a container with a registered sensor. The
* information will be set to the local {@link #loadInfo}.
*
* @param slices the slices
* @throws ServiceException the service exception
*/
private void broadcastGetAIDListSensorAgents(Service.Slice[] slices) throws ServiceException {
loadInfo.sensorAgents = new Vector<>();
logger.debug("Try to get Sensor-AID's from all Containers !");
for (int i = 0; i < slices.length; i++) {
String sliceName = null;
try {
LoadServiceSlice slice = (LoadServiceSlice) slices[i];
sliceName = slice.getNode().getName();
logger.debug("Try to get Sensor-AID''s from " + sliceName);
AID[] aidList = slice.getAIDListSensorAgents();
loadInfo.sensorAgents.addAll(new Vector<>(Arrays.asList(aidList)));
} catch (ServiceException | IMTPException t) {
// NOTE that slices are always retrieved from the main and not from the cache --> No need to
// retry in case of failure
logger.warn("Error while trying to get Sensor-AID's from " + sliceName, t);
}
}
}