@Override
protected void verifyPrecondition() throws CommandException, PreconditionException {
if ((wfAction == null) || (wfAction.isComplete() && wfAction.isPending())) {
if (wfJob.getStatus() != WorkflowJob.Status.RUNNING
&& wfJob.getStatus() != WorkflowJob.Status.PREP) {
throw new PreconditionException(ErrorCode.E0813, wfJob.getStatusStr());
}
} else {
throw new PreconditionException(
ErrorCode.E0814, actionId, wfAction.getStatusStr(), wfAction.isPending());
}
}
/**
* Provides functionality to test kill node message
*
* @throws Exception
*/
public void testKillNodeErrorMessage() throws Exception {
String workflowPath = getTestCaseFileUri("workflow.xml");
Reader reader = IOUtils.getResourceAsReader("wf-test-kill-node-message.xml", -1);
Writer writer = new FileWriter(new File(getTestCaseDir(), "workflow.xml"));
IOUtils.copyCharStream(reader, writer);
final DagEngine engine = new DagEngine("u");
Configuration conf = new XConfiguration();
conf.set(OozieClient.APP_PATH, workflowPath);
conf.set(OozieClient.USER_NAME, getTestUser());
conf.set(OozieClient.LOG_TOKEN, "t");
conf.set("error", "end.error");
conf.set("external-status", "FAILED/KILLED");
conf.set("signal-value", "fail");
final String jobId = engine.submitJob(conf, true);
final JPAService jpaService = Services.get().get(JPAService.class);
final WorkflowJobGetJPAExecutor wfJobGetCmd = new WorkflowJobGetJPAExecutor(jobId);
waitFor(
50000,
new Predicate() {
public boolean evaluate() throws Exception {
WorkflowJobBean job = jpaService.execute(wfJobGetCmd);
return (job.getWorkflowInstance().getStatus() == WorkflowInstance.Status.KILLED);
}
});
WorkflowJobBean job = jpaService.execute(wfJobGetCmd);
assertEquals(WorkflowJob.Status.KILLED, job.getStatus());
WorkflowActionsGetForJobJPAExecutor wfActionsGetCmd =
new WorkflowActionsGetForJobJPAExecutor(jobId);
List<WorkflowActionBean> actions = jpaService.execute(wfActionsGetCmd);
int n = actions.size();
WorkflowActionBean action = null;
for (WorkflowActionBean bean : actions) {
if (bean.getType().equals("test")) {
action = bean;
break;
}
}
assertNotNull(action);
assertEquals("TEST_ERROR", action.getErrorCode());
assertEquals("end", action.getErrorMessage());
assertEquals(WorkflowAction.Status.ERROR, action.getStatus());
}
protected Void call(WorkflowStore store) throws StoreException, CommandException {
WorkflowJobBean workflow = store.getWorkflow(jobId, false);
setLogInfo(workflow);
WorkflowActionBean action = store.getAction(id, false);
setLogInfo(action);
if (action.isPending()
&& (action.getStatus() == WorkflowActionBean.Status.DONE
|| action.getStatus() == WorkflowActionBean.Status.END_RETRY
|| action.getStatus() == WorkflowActionBean.Status.END_MANUAL)) {
if (workflow.getStatus() == WorkflowJob.Status.RUNNING) {
ActionExecutor executor =
Services.get().get(ActionService.class).getExecutor(action.getType());
Configuration conf = workflow.getWorkflowInstance().getConf();
int maxRetries = conf.getInt(OozieClient.ACTION_MAX_RETRIES, executor.getMaxRetries());
long retryInterval =
conf.getLong(OozieClient.ACTION_RETRY_INTERVAL, executor.getRetryInterval());
executor.setMaxRetries(maxRetries);
executor.setRetryInterval(retryInterval);
if (executor != null) {
boolean isRetry = false;
if (action.getStatus() == WorkflowActionBean.Status.END_RETRY
|| action.getStatus() == WorkflowActionBean.Status.END_MANUAL) {
isRetry = true;
}
ActionExecutorContext context =
new ActionCommand.ActionExecutorContext(workflow, action, isRetry);
try {
XLog.getLog(getClass())
.debug(
"End, name [{0}] type [{1}] status[{2}] external status [{3}] signal value [{4}]",
action.getName(),
action.getType(),
action.getStatus(),
action.getExternalStatus(),
action.getSignalValue());
WorkflowInstance wfInstance = workflow.getWorkflowInstance();
DagELFunctions.setActionInfo(wfInstance, action);
workflow.setWorkflowInstance(wfInstance);
incrActionCounter(action.getType(), 1);
Instrumentation.Cron cron = new Instrumentation.Cron();
cron.start();
executor.end(context, action);
cron.stop();
addActionCron(action.getType(), cron);
if (!context.isEnded()) {
XLog.getLog(getClass())
.warn(
XLog.OPS,
"Action Ended, ActionExecutor [{0}] must call setEndData()",
executor.getType());
action.setErrorInfo(
END_DATA_MISSING, "Execution Ended, but End Data Missing from Action");
failJob(context);
store.updateAction(action);
store.updateWorkflow(workflow);
return null;
}
action.setRetries(0);
action.setEndTime(new Date());
store.updateAction(action);
store.updateWorkflow(workflow);
Status slaStatus = null;
switch (action.getStatus()) {
case OK:
slaStatus = Status.SUCCEEDED;
break;
case KILLED:
slaStatus = Status.KILLED;
break;
case FAILED:
slaStatus = Status.FAILED;
break;
case ERROR:
XLog.getLog(getClass()).info("ERROR is considered as FAILED for SLA");
slaStatus = Status.KILLED;
break;
default: // TODO: What will happen for other Action
// status
slaStatus = Status.FAILED;
break;
}
SLADbOperations.writeStausEvent(
action.getSlaXml(), action.getId(), store, slaStatus, SlaAppType.WORKFLOW_ACTION);
queueCallable(new NotificationCommand(workflow, action));
XLog.getLog(getClass())
.debug(
"Queuing commands for action "
+ id
+ " status "
+ action.getStatus()
+ ", Set pending="
+ action.getPending());
queueCallable(new SignalCommand(workflow.getId(), id));
} catch (ActionExecutorException ex) {
XLog.getLog(getClass())
.warn(
"Error ending action [{0}]. ErrorType [{1}], ErrorCode [{2}], Message [{3}]",
action.getName(), ex.getErrorType(), ex.getErrorCode(), ex.getMessage());
action.setErrorInfo(ex.getErrorCode(), ex.getMessage());
action.setEndTime(null);
switch (ex.getErrorType()) {
case TRANSIENT:
if (!handleTransient(context, executor, WorkflowAction.Status.END_RETRY)) {
handleNonTransient(context, executor, WorkflowAction.Status.END_MANUAL);
action.setPendingAge(new Date());
action.setRetries(0);
}
action.setEndTime(null);
break;
case NON_TRANSIENT:
handleNonTransient(context, executor, WorkflowAction.Status.END_MANUAL);
action.setEndTime(null);
break;
case ERROR:
handleError(context, executor, COULD_NOT_END, false, WorkflowAction.Status.ERROR);
queueCallable(new SignalCommand(workflow.getId(), id));
break;
case FAILED:
failJob(context);
break;
}
store.updateAction(action);
store.updateWorkflow(workflow);
}
} else {
throw new CommandException(ErrorCode.E0802, action.getType());
}
} else {
XLog.getLog(getClass())
.warn(
"Job state is not {0}. Skipping ActionEnd Execution",
WorkflowJob.Status.RUNNING.toString());
}
} else {
XLog.getLog(getClass())
.debug(
"Action pending={0}, status={1}. Skipping ActionEnd Execution",
action.getPending(), action.getStatusStr());
}
return null;
}
@Override
protected Void execute() throws CommandException {
LOG.debug("STARTED SignalCommand for jobid=" + jobId + ", actionId=" + actionId);
WorkflowInstance workflowInstance = wfJob.getWorkflowInstance();
workflowInstance.setTransientVar(WorkflowStoreService.WORKFLOW_BEAN, wfJob);
boolean completed = false;
boolean skipAction = false;
if (wfAction == null) {
if (wfJob.getStatus() == WorkflowJob.Status.PREP) {
try {
completed = workflowInstance.start();
} catch (WorkflowException e) {
throw new CommandException(e);
}
wfJob.setStatus(WorkflowJob.Status.RUNNING);
wfJob.setStartTime(new Date());
wfJob.setWorkflowInstance(workflowInstance);
// 1. Add SLA status event for WF-JOB with status STARTED
// 2. Add SLA registration events for all WF_ACTIONS
SLADbXOperations.writeStausEvent(
wfJob.getSlaXml(), jobId, Status.STARTED, SlaAppType.WORKFLOW_JOB);
writeSLARegistrationForAllActions(
workflowInstance.getApp().getDefinition(),
wfJob.getUser(),
wfJob.getGroup(),
wfJob.getConf());
queue(new NotificationXCommand(wfJob));
} else {
throw new CommandException(ErrorCode.E0801, wfJob.getId());
}
} else {
String skipVar =
workflowInstance.getVar(
wfAction.getName() + WorkflowInstance.NODE_VAR_SEPARATOR + ReRunCommand.TO_SKIP);
if (skipVar != null) {
skipAction = skipVar.equals("true");
}
try {
completed = workflowInstance.signal(wfAction.getExecutionPath(), wfAction.getSignalValue());
} catch (WorkflowException e) {
throw new CommandException(e);
}
wfJob.setWorkflowInstance(workflowInstance);
wfAction.resetPending();
if (!skipAction) {
wfAction.setTransition(workflowInstance.getTransition(wfAction.getName()));
}
try {
jpaService.execute(new WorkflowActionUpdateJPAExecutor(wfAction));
} catch (JPAExecutorException je) {
throw new CommandException(je);
}
}
if (completed) {
try {
for (String actionToKillId : WorkflowStoreService.getActionsToKill(workflowInstance)) {
WorkflowActionBean actionToKill;
actionToKill = jpaService.execute(new WorkflowActionGetJPAExecutor(actionToKillId));
actionToKill.setPending();
actionToKill.setStatus(WorkflowActionBean.Status.KILLED);
jpaService.execute(new WorkflowActionUpdateJPAExecutor(actionToKill));
queue(new ActionKillXCommand(actionToKill.getId(), actionToKill.getType()));
}
for (String actionToFailId : WorkflowStoreService.getActionsToFail(workflowInstance)) {
WorkflowActionBean actionToFail =
jpaService.execute(new WorkflowActionGetJPAExecutor(actionToFailId));
actionToFail.resetPending();
actionToFail.setStatus(WorkflowActionBean.Status.FAILED);
SLADbXOperations.writeStausEvent(
wfAction.getSlaXml(), wfAction.getId(), Status.FAILED, SlaAppType.WORKFLOW_ACTION);
jpaService.execute(new WorkflowActionUpdateJPAExecutor(actionToFail));
}
} catch (JPAExecutorException je) {
throw new CommandException(je);
}
wfJob.setStatus(WorkflowJob.Status.valueOf(workflowInstance.getStatus().toString()));
wfJob.setEndTime(new Date());
wfJob.setWorkflowInstance(workflowInstance);
Status slaStatus = Status.SUCCEEDED;
switch (wfJob.getStatus()) {
case SUCCEEDED:
slaStatus = Status.SUCCEEDED;
break;
case KILLED:
slaStatus = Status.KILLED;
break;
case FAILED:
slaStatus = Status.FAILED;
break;
default: // TODO SUSPENDED
break;
}
SLADbXOperations.writeStausEvent(
wfJob.getSlaXml(), jobId, slaStatus, SlaAppType.WORKFLOW_JOB);
queue(new NotificationXCommand(wfJob));
if (wfJob.getStatus() == WorkflowJob.Status.SUCCEEDED) {
InstrumentUtils.incrJobCounter(INSTR_SUCCEEDED_JOBS_COUNTER_NAME, 1, getInstrumentation());
}
} else {
for (WorkflowActionBean newAction :
WorkflowStoreService.getStartedActions(workflowInstance)) {
String skipVar =
workflowInstance.getVar(
newAction.getName() + WorkflowInstance.NODE_VAR_SEPARATOR + ReRunCommand.TO_SKIP);
boolean skipNewAction = false;
if (skipVar != null) {
skipNewAction = skipVar.equals("true");
}
try {
if (skipNewAction) {
WorkflowActionBean oldAction;
oldAction = jpaService.execute(new WorkflowActionGetJPAExecutor(newAction.getId()));
oldAction.setPending();
jpaService.execute(new WorkflowActionUpdateJPAExecutor(oldAction));
queue(new SignalXCommand(jobId, oldAction.getId()));
} else {
newAction.setPending();
String actionSlaXml =
getActionSLAXml(
newAction.getName(),
workflowInstance.getApp().getDefinition(),
wfJob.getConf());
newAction.setSlaXml(actionSlaXml);
jpaService.execute(new WorkflowActionInsertJPAExecutor(newAction));
LOG.debug(
"SignalXCommand: Name: "
+ newAction.getName()
+ ", Id: "
+ newAction.getId()
+ ", Authcode:"
+ newAction.getCred());
queue(new ActionStartXCommand(newAction.getId(), newAction.getType()));
}
} catch (JPAExecutorException je) {
throw new CommandException(je);
}
}
}
try {
jpaService.execute(new WorkflowJobUpdateJPAExecutor(wfJob));
} catch (JPAExecutorException je) {
throw new CommandException(je);
}
XLog.getLog(getClass())
.debug(
"Updated the workflow status to "
+ wfJob.getId()
+ " status ="
+ wfJob.getStatusStr());
if (wfJob.getStatus() != WorkflowJob.Status.RUNNING
&& wfJob.getStatus() != WorkflowJob.Status.SUSPENDED) {
// update coordinator action
new CoordActionUpdateXCommand(wfJob).call();
new WfEndXCommand(wfJob).call(); // To delete the WF temp dir
}
LOG.debug("ENDED SignalCommand for jobid=" + jobId + ", actionId=" + actionId);
return null;
}
/**
* Provides functionality to test non transient failures and coordinator action update
*
* @param errorType the error type. (start.non-transient, end.non-transient)
* @param expStatus1 expected status. (START_MANUAL, END_MANUAL)
* @param expErrorMsg expected error message.
* @throws Exception
*/
private void _testNonTransientWithCoordActionUpdate(
String errorType, WorkflowActionBean.Status expStatus1, String expErrorMsg) throws Exception {
String workflowPath = getTestCaseFileUri("workflow.xml");
Reader reader = IOUtils.getResourceAsReader("wf-ext-schema-valid.xml", -1);
Writer writer = new FileWriter(new File(getTestCaseDir(), "workflow.xml"));
IOUtils.copyCharStream(reader, writer);
final DagEngine engine = new DagEngine("u");
Configuration conf = new XConfiguration();
conf.set(OozieClient.APP_PATH, workflowPath);
conf.set(OozieClient.USER_NAME, getTestUser());
conf.set(OozieClient.LOG_TOKEN, "t");
conf.set("signal-value", "OK");
conf.set("external-status", "ok");
conf.set("error", errorType);
final String jobId = engine.submitJob(conf, false);
final JPAService jpaService = Services.get().get(JPAService.class);
final CoordinatorJobBean coordJob =
addRecordToCoordJobTable(CoordinatorJob.Status.RUNNING, false, false);
CoordinatorActionBean coordAction =
addRecordToCoordActionTable(
coordJob.getId(),
1,
CoordinatorAction.Status.RUNNING,
"coord-action-get.xml",
jobId,
"RUNNING",
0);
engine.start(jobId);
waitFor(
5000,
new Predicate() {
public boolean evaluate() throws Exception {
return (engine.getJob(jobId).getStatus() == WorkflowJob.Status.SUSPENDED);
}
});
assertNotNull(jpaService);
WorkflowJobGetJPAExecutor wfGetCmd = new WorkflowJobGetJPAExecutor(jobId);
WorkflowJobBean job = jpaService.execute(wfGetCmd);
WorkflowActionsGetForJobJPAExecutor actionsGetExe =
new WorkflowActionsGetForJobJPAExecutor(jobId);
List<WorkflowActionBean> actionsList = jpaService.execute(actionsGetExe);
int n = actionsList.size();
WorkflowActionBean action = actionsList.get(n - 1);
assertEquals("TEST_ERROR", action.getErrorCode());
assertEquals(expErrorMsg, action.getErrorMessage());
assertEquals(expStatus1, action.getStatus());
assertFalse(action.isPending());
assertEquals(WorkflowJob.Status.SUSPENDED, job.getStatus());
waitFor(
5000,
new Predicate() {
public boolean evaluate() throws Exception {
CoordinatorActionBean coordAction2 =
jpaService.execute(new CoordActionGetForExternalIdJPAExecutor(jobId));
return coordAction2.getStatus().equals(CoordinatorAction.Status.SUSPENDED);
}
});
coordAction = jpaService.execute(new CoordActionGetForExternalIdJPAExecutor(jobId));
assertEquals(CoordinatorAction.Status.SUSPENDED, coordAction.getStatus());
}