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DCWormsUsers.java @ 493

Revision 493, 9.5 KB checked in by wojtekp, 13 years ago (diff)

Property svn:mime-type set to `text/plain`

Rev	Line
[477]	1	package simulator;
	2
[490]	3	import dcworms.schedframe.scheduling.utils.JobDescription;
	4	import dcworms.schedframe.scheduling.utils.TaskDescription;
[477]	5	import eduni.simjava.Sim_event;
	6	import eduni.simjava.Sim_system;
	7	import gridsim.GridSim;
	8	import gridsim.GridSimTags;
	9	import gridsim.IO_data;
[493]	10	import gridsim.dcworms.DCWormsTags;
[477]	11	import gridsim.net.InfoPacket;
	12
	13	import java.util.ArrayList;
	14	import java.util.HashSet;
	15	import java.util.Iterator;
	16	import java.util.List;
	17	import java.util.Map;
	18	import java.util.Set;
	19	import java.util.TreeMap;
	20
	21	import org.apache.commons.logging.Log;
	22	import org.apache.commons.logging.LogFactory;
	23	import org.joda.time.DateTime;
	24
	25	import qcg.shared.constants.BrokerConstants;
	26	import schedframe.scheduling.tasks.Job;
	27	import schedframe.scheduling.tasks.JobInterface;
	28	import schedframe.scheduling.tasks.Task;
	29	import schedframe.scheduling.tasks.TaskInterface;
	30	import simulator.utils.XsltTransformations;
	31	import simulator.workload.WorkloadLoader;
	32
[481]	33	public class DCWormsUsers extends GridSim implements GenericUser {
[477]	34
	35	/*A job generator, which produces jobs and tasks. These jobs are then sent by this entity /
	36	protected WorkloadLoader workloadLoader;
	37
	38	/** The name of the entity, to which the created tasks will be sent */
	39	protected String destName;
	40
	41	/** Indicates, that all tasks that returned to this object are finished */
	42	protected boolean allTasksAreFinished;
	43
	44	/** Stores the list of jobs, that have been returned to this object */
	45	protected List<JobInterface<?>> returnedJobs;
	46	protected Set<String> sendJobsIds;
	47	protected Set<String> returnedJobsIds;
	48
	49	protected XsltTransformations xsltTransformer;
	50
	51	/**
	52	* Indicates, that an error has occurred - it is used for debug purposes
	53	*/
	54	protected boolean error;
	55
[481]	56	private static Log log = LogFactory.getLog(DCWormsUsers.class);
[477]	57
	58	/**
	59	* Constructs the users object with the given parameters
	60	* @param name the name of the users entity (must be unique across all entities in the whole simulation)
	61	* @param destinationName the name of the entity, to which the created tasks will be sent
	62	* @param jobGenerator the job generator, which produces jobs and tasks, that will be sent by this class
	63	* @throws Exception if any occurs (see {@link GridSim#GridSim(String, double)})
	64	*/
[481]	65	public DCWormsUsers(String name, String destinationName, WorkloadLoader workload) throws Exception {
	66	super(name, DCWormsConstants.DEFAULT_BAUD_RATE);
[477]	67	this.workloadLoader = workload;
	68	destName = destinationName;
	69	allTasksAreFinished = true;
	70	error = false;
	71
	72	sendJobsIds = new HashSet<String>();
	73	returnedJobsIds = new HashSet<String>();
	74
	75	this.xsltTransformer = new XsltTransformations();
	76	}
	77
	78	@Override
	79	public void body() {
	80	sendJobs();
	81	collectJobs();
	82
	83	//GridSim dependent code for shutting down the simulation
	84	shutdownGridStatisticsEntity();
	85	terminateIOEntities();
	86	shutdownUserEntity();
	87	}
	88
	89	/**
	90	* Collects the jobs sent to broker(s)
	91	*/
	92	protected void collectJobs() {
	93	final int FACTOR = Math.min(10, workloadLoader.getTaskCount()); //the refresh rate of the gauge: at most 10 times
	94	final int denominator = workloadLoader.getTaskCount() / FACTOR;
	95	allTasksAreFinished = true;
	96	returnedJobs = new ArrayList<JobInterface<?>>();
	97	int counter = 0;
	98	int oldRemeinder = 0;
	99	boolean hundredPercent = false;
	100
	101	Sim_event ev = new Sim_event();
	102	sim_get_next(ev);
	103	while (Sim_system.running()) {
	104	switch (ev.get_tag()) {
	105	case GridSimTags.END_OF_SIMULATION:
	106	//no action
	107	break;
	108
	109	case GridSimTags.INFOPKT_SUBMIT:
	110	processPingRequest(ev);
	111	break;
	112
	113	case GridSimTags.GRIDLET_RETURN:
	114	JobInterface<?> returnedJob = (JobInterface<?>) ev.get_data();
	115
	116	String jobId = returnedJob.getId();
	117
	118
	119	if (returnedJobs.contains(returnedJob)) {
	120	if(log.isErrorEnabled())
	121	log.error("Received the same job twice (job ID " + jobId + ")");
	122	error = true;
	123	break;
	124	}
	125
	126	returnedJobs.add(returnedJob);
	127	returnedJobsIds.add(jobId);
	128
	129	if(returnedJob.getStatus() == BrokerConstants.JOB_STATUS_FINISHED) {
	130	if(log.isDebugEnabled())
	131	log.debug("Received finished job " + jobId);
	132
	133	} else {
	134	if(returnedJob.getStatus() == BrokerConstants.JOB_STATUS_CANCELED) {
	135	if(log.isWarnEnabled()){
	136	String str = "Warning! An uncomplished job (Job ID: "+jobId+") has returned to users. Job was canceled.";
	137	log.warn(str);
	138	}
	139	}
	140
	141	allTasksAreFinished = false;
	142	}
	143
	144	counter += returnedJob.getTaskCount();
	145	int remainder = (counter / denominator);
	146	if (remainder != oldRemeinder) {
	147	int gauge = ((counter * 100) / (workloadLoader.getTaskCount()));
	148	if(log.isInfoEnabled())
	149	log.info(gauge + "% ");
	150
	151	oldRemeinder = remainder;
	152	if (gauge == 100)
	153	hundredPercent = true;
	154	}
	155
	156	break;
	157	}
	158
	159	//if all the Gridlets have been collected
	160	if (counter == workloadLoader.getTaskCount()) {
	161	break;
	162	}
	163
	164	sim_get_next(ev);
	165	}
	166
	167	//if all the Gridlets have been collected
	168	if (counter == workloadLoader.getTaskCount()) {
	169	if (! hundredPercent) {
	170	if(log.isInfoEnabled())
	171	log.info("100%");
	172	}
	173	if(log.isInfoEnabled())
	174	log.info(get_name() + ": Received all "+workloadLoader.getJobCount()+" jobs and " + counter + " tasks");
	175	} else {
	176	if(log.isErrorEnabled())
	177	log.error(get_name() + ": ERROR DID NOT RECEIVED all tasks - some tasks were not finished! (received "+counter+" of "+workloadLoader.getTaskCount()+")");
	178	}
	179
	180	Iterator <String> itr = sendJobsIds.iterator();
	181	String jobId;
	182	if(log.isInfoEnabled()){
	183	log.info("Missing tasks: ");
	184	while(itr.hasNext()){
	185	jobId = itr.next();
	186	if(!returnedJobsIds.contains(jobId)){
	187	log.info(jobId + ", ");
	188	}
	189	}
	190	}
	191
	192	}
	193
	194	/**
	195	* Sends jobs to broker entities
	196	*/
	197	protected void sendJobs() {
	198
	199	Map<Long, List<Job>> jobTimes = new TreeMap<Long, List<Job>>();
	200	int destID = GridSim.getEntityId(destName);
	201	//destID=GridSim.getEntityId("BROKER@COMPUTING_GRID_0");
	202	List<JobDescription> jobs = workloadLoader.getJobs();
	203	//TaskRequirements taskReq = new TaskRequirementsImpl();
	204	//double values[] = null;
	205
	206	for (JobDescription job : jobs) {
	207	long l_submissionTime = Long.MAX_VALUE;
	208	//pick the lowest submission time
	209	for (TaskDescription task : job) {
	210	if (task.getSubmissionTime() < l_submissionTime)
	211	l_submissionTime = task.getSubmissionTime();
	212	}
	213
	214	//store the submission time expressed in seconds after the simulation start time
	215	long submissionTime = l_submissionTime;
	216
	217	Job newJob = prepareJob(job, submissionTime);
	218
	219	List<Job> list = jobTimes.get(submissionTime);
	220	if (list == null) {
	221	list = new ArrayList<Job>();
	222	jobTimes.put(submissionTime, list);
	223	}
	224	list.add(newJob);
	225	}
	226	for (Long submissionTime : jobTimes.keySet()) {
	227	List<Job> list = jobTimes.get(submissionTime);
	228	for(int i = 0; i < list.size(); i++){
	229	this.sendJobsIds.add(list.get(i).getId());
	230	send(destID, submissionTime, GridSimTags.GRIDLET_SUBMIT, list.get(i));
	231	}
	232
	233	//send(output, submissionTime, GridSimTags.GRIDLET_SUBMIT, new IO_data(list, GssConstants.DEFAULT_GRIDLET_SIZE, destID));
	234	//send(destID, submissionTime, GridSimTags.GRIDLET_SUBMIT, list);
	235
	236	}
	237	System.out.println("finished sending jobs");
	238	}
	239
	240	public List<JobDescription> getAllSentJobs() {
	241	return (List<JobDescription>) workloadLoader.getJobs();
	242	}
	243
	244	public List<TaskDescription> getAllSentTasks() {
	245	List<TaskDescription> result = new ArrayList<TaskDescription>();
	246	List<JobDescription> sentJobs = getAllSentJobs();
	247	for (JobDescription job : sentJobs) {
	248	result.addAll(job);
	249	}
	250	return result;
	251	}
	252
	253	public List<JobInterface<?>> getAllReceivedJobs() {
	254	return returnedJobs;
	255	}
	256
	257	public int getFinishedTasksCount() {
	258	int result = 0;
	259	for (JobInterface<?> job : returnedJobs) {
	260	for (TaskInterface<?> task: job.getTask()) {
[481]	261	if(task.getStatus() == DCWormsTags.SUCCESS)
[477]	262	result++;
	263	}
	264	}
	265	return result;
	266	}
	267
	268	public String getUserName() {
	269	return get_name();
	270	}
	271
	272	public boolean isError() {
	273	return error;
	274	}
	275
	276	/**
	277	* Performs action concerning a ping request to this entity
	278	* @param ev the event object
	279	*/
	280	protected void processPingRequest(Sim_event ev) {
	281	InfoPacket pkt = (InfoPacket) ev.get_data();
	282	pkt.setTag(GridSimTags.INFOPKT_RETURN);
	283	pkt.setDestID(pkt.getSrcID());
	284
	285	// sends back to the sender
	286	send(output, GridSimTags.SCHEDULE_NOW, GridSimTags.INFOPKT_RETURN,
	287	new IO_data(pkt, pkt.getSize(), pkt.getSrcID()));
	288	}
	289
	290	protected Job prepareJob(JobDescription jobDescription, long submissionTime){
	291
	292	Job newJob = new Job(jobDescription.getJobId());
	293	DateTime submitionTime = new DateTime();
	294	submitionTime = submitionTime.plusMillis((int)submissionTime*1000);
	295	try {
	296
	297	// transform job description to resource requirements
	298
	299	newJob.setSenderId(this.get_id());
	300
	301	for (TaskDescription taskDescription : jobDescription) {
	302
	303	String xmlResReq = this.xsltTransformer.taskToResourceRequirements(
	304	taskDescription.getDocument(),
	305	jobDescription.getJobId(),
	306	taskDescription.getUserDn(),
	307	submitionTime);
	308
	309	Task newTask = new Task(xmlResReq);
	310	newTask.setSenderId(this.get_id());
	311	newTask.setStatus((int)BrokerConstants.TASK_STATUS_UNSUBMITTED);
	312	newTask.setLength(taskDescription.getTaskLength());
	313	newTask.setWorkloadLogWaitTime(taskDescription.getWorkloadLogWaitTime());
	314	// newTask.setSubmissionTime(taskDescription.getSubmissionTime());
	315
	316	newJob.add(newTask);
	317	}
	318
	319	jobDescription.discardUnused();
	320
	321	} catch (Exception e){
	322	log.error(e.getMessage());
	323	e.printStackTrace();
	324	}
	325
	326	return newJob;
	327	}
	328	}

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