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private void configureJobLevelMetrics(final JobRunner jobRunner) { this.logger.info("Configuring Azkaban metrics tracking for jobrunner object"); if (MetricReportManager.isAvailable()) { final MetricReportManager metricManager = MetricReportManager.getInstance(); // Adding NumRunningJobMetric listener jobRunner.addListener((NumRunningJobMetric) metricManager .getMetricFromName(NumRunningJobMetric.NUM_RUNNING_JOB_METRIC_NAME)); // Adding NumFailedJobMetric listener jobRunner.addListener((NumFailedJobMetric) metricManager .getMetricFromName(NumFailedJobMetric.NUM_FAILED_JOB_METRIC_NAME)); } jobRunner.addListener(JmxJobMBeanManager.getInstance()); }
Configure Azkaban metrics tracking for a new jobRunner instance
configureJobLevelMetrics
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void pause(final String user) throws IllegalStateException { synchronized (this.mainSyncObj) { this.logger.info("Execution pause requested by " + user); if (!this.isKilled() && !this.flowFinished) { this.flowPaused = true; this.flow.setStatus(Status.PAUSED); // Record the time the flow is paused this.flowPauseTime = System.currentTimeMillis(); this.getExecutableFlow().setModifiedBy(user); updateFlow(); this.logger.info("Execution " + this.execId + " has been paused."); } else { final String errorMessage = "Execution " + this.execId + " with status " + this.flow.getStatus() + " cannot be paused."; this.logger.warn(errorMessage); throw new IllegalStateException(errorMessage); } } interrupt(); }
Configure Azkaban metrics tracking for a new jobRunner instance
pause
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void resume(final String user) { synchronized (this.mainSyncObj) { if (!this.flowPaused) { this.logger.info("Cannot resume flow that isn't paused"); } else { this.logger.info("Flow resumed by " + user); this.flowPaused = false; if (this.flowFailed) { this.flow.setStatus(Status.FAILED_FINISHING); } else if (isKilled()) { this.flow.setStatus(Status.KILLING); this.execMetrics.incrementFlowKillingCount(); } else { this.flow.setStatus(Status.RUNNING); } if (this.flowPauseTime != -1 && this.flowPauseDuration == 0) { this.flowPauseDuration = System.currentTimeMillis() - this.flowPauseTime; } this.getExecutableFlow().setModifiedBy(user); updateFlow(); } } interrupt(); }
Configure Azkaban metrics tracking for a new jobRunner instance
resume
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void kill(final String user) { this.logger.info("Flow killed by " + user); this.getExecutableFlow().setModifiedBy(user); kill(); }
Configure Azkaban metrics tracking for a new jobRunner instance
kill
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void kill() { synchronized (this.mainSyncObj) { if (isKilled() || this.flowFinished) { this.logger.info( "Dropping Kill action as execution " + this.execId + " is already finished."); return; } this.logger.info("Kill has been called on execution " + this.execId); this.flow.setStatus(Status.KILLING); this.execMetrics.incrementFlowKillingCount(); this.flowKillTime = System.currentTimeMillis(); // If the flow is paused, then we'll also unpause this.flowPaused = false; this.flowKilled = true; if (this.watcher != null) { this.logger.info("Watcher is attached. Stopping watcher."); this.watcher.stopWatcher(); this.logger .info("Watcher cancelled status is " + this.watcher.isWatchCancelled()); } // Report FLOW_STATUS_CHANGED EVENT when status changes from running to killing this.fireEventListeners( Event.create(this, EventType.FLOW_STATUS_CHANGED, new EventData(this.getExecutableFlow()))); this.logger.info("Killing " + this.activeJobRunners.size() + " jobs."); for (final JobRunner runner : this.activeJobRunners) { runner.getNode().setModifiedBy(this.getExecutableFlow().getModifiedBy()); runner.kill(); } updateFlow(); } interrupt(); }
Configure Azkaban metrics tracking for a new jobRunner instance
kill
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void retryFailures(final String user) { synchronized (this.mainSyncObj) { this.logger.info("Retrying failures invoked by " + user); this.retryFailedJobs = true; interrupt(); } }
Configure Azkaban metrics tracking for a new jobRunner instance
retryFailures
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
private void resetFailedState(final ExecutableFlowBase flow, final List<ExecutableNode> nodesToRetry) { // bottom up final LinkedList<ExecutableNode> queue = new LinkedList<>(); for (final String id : flow.getEndNodes()) { final ExecutableNode node = flow.getExecutableNode(id); queue.add(node); } long maxStartTime = -1; while (!queue.isEmpty()) { final ExecutableNode node = queue.poll(); final Status initStatus = node.getStatus(); maxStartTime = Math.max(node.getStartTime(), maxStartTime); final long currentTime = System.currentTimeMillis(); if (initStatus == Status.SUCCEEDED) { // This is a candidate parent for restart nodesToRetry.add(node); continue; } else if (initStatus == Status.RUNNING) { continue; } else if (initStatus == Status.KILLING) { continue; } else if (initStatus == Status.SKIPPED || initStatus == Status.DISABLED) { node.setStatus(Status.DISABLED); node.setEndTime(-1); node.setStartTime(-1); node.setUpdateTime(currentTime); } else if (node instanceof ExecutableFlowBase) { final ExecutableFlowBase base = (ExecutableFlowBase) node; switch (base.getStatus()) { case READY: // Node hasn't run yet, continue analyzing its IN nodes break; case CANCELLED: node.setStatus(Status.READY); node.setEndTime(-1); node.setStartTime(-1); node.setUpdateTime(currentTime); // Break out of the switch. We'll reset the flow just like a normal node. break; case KILLED: case FAILED: case FAILED_FINISHING: resetFailedState(base, nodesToRetry); continue; default: // Continue the while loop. If the job is in a finished state that's not a failure, we // don't want to reset the job. continue; } } else if (initStatus == Status.CANCELLED) { // Not a flow, but killed node.setStatus(Status.READY); node.setStartTime(-1); node.setEndTime(-1); node.setUpdateTime(currentTime); } else if (initStatus == Status.FAILED || initStatus == Status.KILLED) { node.resetForRetry(); nodesToRetry.add(node); } if (!(node instanceof ExecutableFlowBase) && node.getStatus() != initStatus) { this.logger.info("Resetting job '" + node.getNestedId() + "' from " + initStatus + " to " + node.getStatus()); } for (final String inId : node.getInNodes()) { final ExecutableNode nodeUp = flow.getExecutableNode(inId); queue.add(nodeUp); } } // At this point, the following code will reset the flow final Status oldFlowState = flow.getStatus(); if (maxStartTime == -1) { // Nothing has run inside the flow, so we assume the flow hasn't even started running yet. flow.setStatus(Status.READY); } else { flow.setStatus(Status.RUNNING); // Add any READY start nodes. Usually it means the flow started, but the // start node has not. for (final String id : flow.getStartNodes()) { final ExecutableNode node = flow.getExecutableNode(id); if (node.getStatus() == Status.READY || node.getStatus() == Status.DISABLED) { nodesToRetry.add(node); } } } flow.setUpdateTime(System.currentTimeMillis()); flow.setEndTime(-1); this.logger.info("Resetting flow '" + flow.getNestedId() + "' from " + oldFlowState + " to " + flow.getStatus()); }
Configure Azkaban metrics tracking for a new jobRunner instance
resetFailedState
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
private void interrupt() { if (this.flowRunnerThread != null) { this.flowRunnerThread.interrupt(); } }
Configure Azkaban metrics tracking for a new jobRunner instance
interrupt
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public boolean isKilled() { return this.flowKilled; }
Configure Azkaban metrics tracking for a new jobRunner instance
isKilled
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public boolean isRamping() { return this.flowIsRamping; }
Configure Azkaban metrics tracking for a new jobRunner instance
isRamping
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public ExecutableFlow getExecutableFlow() { return this.flow; }
Configure Azkaban metrics tracking for a new jobRunner instance
getExecutableFlow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public File getFlowLogFile() { return this.logFile; }
Configure Azkaban metrics tracking for a new jobRunner instance
getFlowLogFile
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public File getJobLogFile(final String jobId, final int attempt) { final ExecutableNode node = this.flow.getExecutableNodePath(jobId); final File path = new File(this.execDir, node.getJobSource()); final String logFileName = JobRunner.createLogFileName(node, attempt); final File logFile = new File(path.getParentFile(), logFileName); if (!logFile.exists()) { return null; } return logFile; }
Configure Azkaban metrics tracking for a new jobRunner instance
getJobLogFile
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public File getJobAttachmentFile(final String jobId, final int attempt) { final ExecutableNode node = this.flow.getExecutableNodePath(jobId); final File path = new File(this.execDir, node.getJobSource()); final String attachmentFileName = JobRunner.createAttachmentFileName(node, attempt); final File attachmentFile = new File(path.getParentFile(), attachmentFileName); if (!attachmentFile.exists()) { return null; } return attachmentFile; }
Configure Azkaban metrics tracking for a new jobRunner instance
getJobAttachmentFile
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public File getJobMetaDataFile(final String jobId, final int attempt) { final ExecutableNode node = this.flow.getExecutableNodePath(jobId); final File path = new File(this.execDir, node.getJobSource()); final String metaDataFileName = JobRunner.createMetaDataFileName(node, attempt); final File metaDataFile = new File(path.getParentFile(), metaDataFileName); if (!metaDataFile.exists()) { return null; } return metaDataFile; }
Configure Azkaban metrics tracking for a new jobRunner instance
getJobMetaDataFile
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
@VisibleForTesting protected boolean isRunnerThreadShutdown() { return this.flowRunnerThread != null && !this.flowRunnerThread.isAlive(); }
Configure Azkaban metrics tracking for a new jobRunner instance
isRunnerThreadShutdown
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public int getExecutionId() { return this.execId; }
Configure Azkaban metrics tracking for a new jobRunner instance
getExecutionId
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public Set<JobRunner> getActiveJobRunners() { return ImmutableSet.copyOf(this.activeJobRunners); }
Configure Azkaban metrics tracking for a new jobRunner instance
getActiveJobRunners
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public FlowRunnerEventListener getFlowRunnerEventListener() { return this.flowListener; }
Configure Azkaban metrics tracking for a new jobRunner instance
getFlowRunnerEventListener
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void setEffectiveUser(final String jobId, final String effectiveUser, final Optional<String> jobType) { if (StringUtils.isBlank(jobId)) { logger.error("Job effective user can't be set as jobId string is blank."); return; } if (StringUtils.isBlank(effectiveUser)) { logger.error("Job effective user can't be set as effectiveUser string is blank."); return; } final String previousVal; if (!jobType.isPresent()) { logger.error("Job effective user can't be set as jobType is absent."); return; } // Currently noop is the only jobtype for ignoredJobEffectiveUsers, but in future there can // be more. if (jobType.get().equals("noop")) { previousVal = FlowRunner.this.ignoredJobEffectiveUsers.put(jobId, effectiveUser); } else { previousVal = FlowRunner.this.jobEffectiveUsers.put(jobId, effectiveUser); } if (null != previousVal) { logger.info( String.format("Updated effectiveUser map for id: %s, prevVal: %s, newVal: %s", jobId, previousVal, effectiveUser)); } else { logger.info(String .format("Updated effectiveUser map for id: %s, val: %s", jobId, effectiveUser)); } }
@param jobId @param effectiveUser @param jobType
setEffectiveUser
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void setCpuUtilization(final Double cpuUtilized) { FlowRunner.this.cpuUtilized = Optional.ofNullable(cpuUtilized); }
@param cpuUtilized measured in cpu Units. One cpu is equivalent to 1 vCPU/Core for cloud providers and 1 hyperthread on bare-metal Intel processors. Fractional values are allowed.
setCpuUtilization
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public void setMemoryUtilization(final Long memoryUtilizedInBytes) { FlowRunner.this.memoryUtilizedInBytes = Optional.ofNullable(memoryUtilizedInBytes); }
@param memoryUtilizedInBytes by the Azkaban flow.
setMemoryUtilization
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
@VisibleForTesting synchronized Map<String, String> getFlowMetadata(final FlowRunner flowRunner, final ExecutableFlowBase flow) { final ExecutableFlow rootFlow = flowRunner.getExecutableFlow(); final Props props = ServiceProvider.SERVICE_PROVIDER.getInstance(Props.class); final Map<String, String> metaData = new HashMap<>(); metaData.put(EventReporterConstants.FLOW_NAME, flow.getNestedId()); if (! (flow instanceof ExecutableFlow)) { metaData.put(EventReporterConstants.IS_ROOT_FLOW, "false"); } else { metaData.put(EventReporterConstants.IS_ROOT_FLOW, "true"); ExecutableFlow executableFlow = (ExecutableFlow) flow; metaData.put(EventReporterConstants.SYSTEM_DEFINED_FLOW_RETRY_COUNT_PARAM, String.valueOf(executableFlow.getSystemDefinedRetryCount())); metaData.put(EventReporterConstants.USER_DEFINED_FLOW_RETRY_COUNT_PARAM, String.valueOf(executableFlow.getUserDefinedRetryCount())); metaData.put(EventReporterConstants.FLOW_RETRY_ROOT_EXECUTION_ID, String.valueOf(executableFlow.getFlowRetryRootExecutionID())); metaData.put(EventReporterConstants.FLOW_RETRY_PARENT_EXECUTION_ID, String.valueOf(executableFlow.getFlowRetryParentExecutionID())); metaData.put(EventReporterConstants.FLOW_RETRY_CHILD_EXECUTION_ID, String.valueOf(executableFlow.getFlowRetryChildExecutionID())); } // Azkaban executor hostname metaData.put(EventReporterConstants.AZ_HOST, props.getString(AZKABAN_SERVER_HOST_NAME, "unknown")); // As per web server construct, When AZKABAN_WEBSERVER_EXTERNAL_HOSTNAME is set use that, // or else use jetty.hostname metaData.put(EventReporterConstants.AZ_WEBSERVER, props.getString(AZKABAN_WEBSERVER_EXTERNAL_HOSTNAME, props.getString(JETTY_HOSTNAME, "localhost"))); metaData.put(EventReporterConstants.PROJECT_NAME, rootFlow.getProjectName()); metaData.put(EventReporterConstants.SUBMIT_USER, rootFlow.getSubmitUser()); metaData.put(EventReporterConstants.EXECUTION_ID, String.valueOf(rootFlow.getExecutionId())); metaData.put(EventReporterConstants.START_TIME, String.valueOf(flow.getStartTime())); metaData.put(EventReporterConstants.SUBMIT_TIME, String.valueOf(rootFlow.getSubmitTime())); // Flow_Status_Changed event attributes: flowVersion, failedJobId, modifiedBy metaData.put(EventReporterConstants.FLOW_VERSION, String.valueOf(rootFlow.getAzkabanFlowVersion())); metaData.put(EventReporterConstants.FAILED_JOB_ID, rootFlow.getFailedJobId()); metaData.put(EventReporterConstants.MODIFIED_BY, rootFlow.getModifiedBy()); // Flow_Status_Changed event elapsed time metaData.put(EventReporterConstants.FLOW_KILL_DURATION, String.valueOf(flowRunner.getFlowKillDuration())); metaData.put(EventReporterConstants.FLOW_PAUSE_DURATION, String.valueOf(flowRunner.getFlowPauseDuration())); metaData.put(EventReporterConstants.FLOW_PREPARATION_DURATION, String.valueOf(flowRunner.getFlowCreateTime())); // FLow SLA option string metaData.put(EventReporterConstants.SLA_OPTIONS, rootFlow.getSlaOptionStr()); // Flow executor type by versionSet if (rootFlow.getVersionSet() != null) { // Flow version set is set when flow is // executed in a container metaData.put(EventReporterConstants.VERSION_SET, ServerUtils.getVersionSetJsonString(rootFlow.getVersionSet())); } if (rootFlow.getDispatchMethod() == DispatchMethod.CONTAINERIZED) { // Determine executor type metaData.put(EventReporterConstants.EXECUTOR_TYPE, String.valueOf(ExecutorType.KUBERNETES)); } else { metaData.put(EventReporterConstants.EXECUTOR_TYPE, String.valueOf(ExecutorType.BAREMETAL)); } //Flow Trigger Information metaData.put(EventReporterConstants.EXECUTION_SOURCE, rootFlow.getExecutionSource()); // Project upload info final ProjectFileHandler handler = flowRunner.projectFileHandler; metaData.put(EventReporterConstants.PROJECT_FILE_UPLOAD_USER, handler.getUploader()); metaData.put(EventReporterConstants.PROJECT_FILE_UPLOADER_IP_ADDR, handler.getUploaderIpAddr()); metaData.put(EventReporterConstants.PROJECT_FILE_NAME, handler.getFileName()); metaData.put(EventReporterConstants.PROJECT_FILE_UPLOAD_TIME, String.valueOf(handler.getUploadTime())); // Propagate flow properties to Event Reporter if (FlowLoaderUtils.isAzkabanFlowVersion20(rootFlow.getAzkabanFlowVersion())) { // In Flow 2.0, flow has designated properties (defined at its own level in Yaml) FlowRunner.propagateMetadataFromProps(metaData, flow.getInputProps(), "flow", flow.getNestedId(), FlowRunner.this.logger); } else { // In Flow 1.0, flow properties are combination of shared properties in individual files (order not defined, // .. because it's loaded by fs list order and put in a HashMap). Props combinedProps = new Props(); for (final Props sharedProp : flowRunner.sharedProps.values()) { // sharedProp.getFlattened() gets its parent's props too, so we don't have to recurse combinedProps.putAll(sharedProp.getFlattened()); } // In Flow 1.0, flow's inputProps contains overrides, so apply that as override to combined shared props combinedProps = new Props(combinedProps, flow.getInputProps()); FlowRunner.propagateMetadataFromProps(metaData, combinedProps, "flow", flow.getNestedId(), FlowRunner.this.logger); } return metaData; }
@param memoryUtilizedInBytes by the Azkaban flow.
getFlowMetadata
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
@Override public synchronized void handleEvent(final Event event) { if (event.getType().isFlowEventType()) { final FlowRunner flowRunner = (FlowRunner) event.getRunner(); final ExecutableFlow rootFlow = flowRunner.getExecutableFlow(); final ExecutableFlowBase flow = (ExecutableFlowBase) event.getData().getNode(); if (event.getType() == EventType.FLOW_STARTED) { // Estimate flow wait time duration including time taken to create pod (for containerized // executions) and submit flowRunner, discrepancy caused by different system time in web // server (where executable flow is submitted) and executor/container. if (rootFlow.getSubmitTime() > 0 && flow == rootFlow) { flowRunner.setFlowCreateTime(System.currentTimeMillis() - rootFlow.getSubmitTime()); } FlowRunner.this.logger.info("Flow started: " + flow.getId()); FlowRunner.this.azkabanEventReporter.report(event.getType(), getFlowMetadata(flowRunner, flow)); } else if (event.getType() == EventType.FLOW_STATUS_CHANGED) { if (flow.getStatus() == Status.KILLING || flow.getStatus() == Status.KILLED) { FlowRunner.this.logger .info("Flow is killed by " + flow.getModifiedBy() + ": " + flow.getId()); } final Map<String, String> flowMetadata = getFlowMetadata(flowRunner, flow); flowMetadata.put(EventReporterConstants.FLOW_STATUS, flow.getStatus().name()); FlowRunner.this.azkabanEventReporter.report(event.getType(), flowMetadata); } else if (event.getType() == EventType.FLOW_FINISHED) { FlowRunner.this.logger.info("Flow ended: " + flow.getId()); final Map<String, String> flowMetadata = getFlowMetadata(flowRunner, flow); flowMetadata.put(EventReporterConstants.END_TIME, String.valueOf(flow.getEndTime())); flowMetadata.put(EventReporterConstants.FLOW_STATUS, flow.getStatus().name()); // Add the unique effectiveUsers across all jobs as a comma separated string. setEffectiveUsers(flowRunner, flowMetadata); // Add resource utilization if they are present cpuUtilized.ifPresent(val -> flowMetadata.put(EventReporterConstants.CPU_UTILIZED, Double.toString(val))); memoryUtilizedInBytes .ifPresent(val -> flowMetadata.put(EventReporterConstants.MEMORY_UTILIZED_IN_BYTES, Long.toString(val))); logger.info("FLOW_FINISHED metadata: \n" + flowMetadata); FlowRunner.this.azkabanEventReporter.report(event.getType(), flowMetadata); } } }
@param memoryUtilizedInBytes by the Azkaban flow.
handleEvent
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
@VisibleForTesting static void propagateMetadataFromProps(final Map<String, String> metaData, final Props inputProps, final String nodeType, final String nodeName, final Logger logger) { if (null == metaData || null == inputProps || null == logger || Strings.isNullOrEmpty(nodeType) || Strings.isNullOrEmpty(nodeName)) { throw new IllegalArgumentException("Input params should not be null or empty."); } // Backward compatibility: Unless user specifies, this will be absent from flows and jobs // .. if so, do a no-op like before if (!inputProps.containsKey(AZKABAN_EVENT_REPORTING_PROPERTIES_TO_PROPAGATE)) { return; } final String propsToPropagate = inputProps .getString(AZKABAN_EVENT_REPORTING_PROPERTIES_TO_PROPAGATE); if (Strings.isNullOrEmpty(propsToPropagate)) { // Nothing to propagate logger.info( String.format("No properties to propagate to metadata for %s: %s", nodeType, nodeName)); return; } else { logger.info(String .format("Propagating: %s to metadata for %s: %s", propsToPropagate, nodeType, nodeName)); } final List<String> propsToPropagateList = SPLIT_ON_COMMA.splitToList(propsToPropagate); for (final String propKey : propsToPropagateList) { if (!inputProps.containsKey(propKey)) { logger.warn(String.format("%s does not contains: %s property; " + "skipping propagation to metadata", nodeName, propKey)); continue; } metaData.put(propKey, inputProps.getString(propKey)); } }
Propagate properties (specified in {@code AZKABAN_EVENT_REPORTING_PROPERTIES_TO_PROPAGATE}) to metadata for event reporting. @param metaData Metadata map to update with properties. @param inputProps Input properties for flow or job. @param nodeType Flow or job. @param nodeName Flow or job name. @param logger Logger from invoking class for log sanity.
propagateMetadataFromProps
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunner.java
Apache-2.0
public boolean changePollingInterval(final long pollingIntervalMillis) { final long oldVal = this.azkabanProps.getLong(ConfigurationKeys.AZKABAN_POLLING_INTERVAL_MS, Constants.DEFAULT_AZKABAN_POLLING_INTERVAL_MS); if (!this.pollingService.restart(pollingIntervalMillis)) { return false; } if (this.azkabanProps.containsKey(ConfigurationKeys.AZKABAN_POLLING_INTERVAL_MS)) { this.azkabanProps.put(ConfigurationKeys.AZKABAN_POLLING_INTERVAL_MS, pollingIntervalMillis); } LOGGER.info(String.format("Changed polling interval from %d to %d milliseconds", oldVal, pollingIntervalMillis)); return true; }
Change the polling interval to the newly specified value and also update the value that's specified in the props @param pollingIntervalMillis The new polling interval. @return true if the Polling interval has changed successfully
changePollingInterval
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void addStartupDependencyPathToProps(final Props props) { if (this.storage.getDependencyRootPath() != null) { props.put(ThinArchiveUtils.DEPENDENCY_STORAGE_ROOT_PATH_PROP, this.storage.getDependencyRootPath()); } }
Add the startup dependency path to props if the current storage instance returns a non-null dependencyRootPath. @param props Props to add the startup dependency path to.
addStartupDependencyPathToProps
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void setgidPermissionOnExecutionDirectory() throws IOException { LOGGER.info("Creating subprocess to run shell command: chmod g+s " + this.executionDirectory.toString()); Runtime.getRuntime().exec("chmod g+s " + this.executionDirectory.toString()); }
Setting the gid bit on the execution directory forces all files/directories created within the directory to be a part of the group associated with the azkaban process. Then, when users create their own files, the azkaban cleanup thread can properly remove them. <p> Java does not provide a standard library api for setting the gid bit because the gid bit is system dependent, so the only way to set this bit is to start a new process and run the shell command "chmod g+s " + execution directory name. <p> Note that this should work on most Linux distributions and MacOS, but will not work on Windows.
setgidPermissionOnExecutionDirectory
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private TrackingThreadPool createExecutorService(final int nThreads) { final boolean useNewThreadPool = this.azkabanProps.getBoolean(EXECUTOR_USE_BOUNDED_THREADPOOL_QUEUE, false); LOGGER.info("useNewThreadPool: " + useNewThreadPool); if (useNewThreadPool) { this.threadPoolQueueSize = this.azkabanProps.getInt(EXECUTOR_THREADPOOL_WORKQUEUE_SIZE, nThreads); LOGGER.info("workQueueSize: " + this.threadPoolQueueSize); // using a bounded queue for the work queue. The default rejection policy // {@ThreadPoolExecutor.AbortPolicy} is used final TrackingThreadPool executor = new TrackingThreadPool(nThreads, nThreads, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>(this.threadPoolQueueSize), this); return executor; } else { // the old way of using unbounded task queue. // if the running tasks are taking a long time or stuck, this queue // will be very very long. return new TrackingThreadPool(nThreads, nThreads, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>(), this); } }
Setting the gid bit on the execution directory forces all files/directories created within the directory to be a part of the group associated with the azkaban process. Then, when users create their own files, the azkaban cleanup thread can properly remove them. <p> Java does not provide a standard library api for setting the gid bit because the gid bit is system dependent, so the only way to set this bit is to start a new process and run the shell command "chmod g+s " + execution directory name. <p> Note that this should work on most Linux distributions and MacOS, but will not work on Windows.
createExecutorService
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void setExecutorActive(final boolean isActive, final String host, final int port) throws ExecutorManagerException, InterruptedException { final Executor executor = this.executorLoader.fetchExecutor(host, port); Preconditions.checkState(executor != null, "Unable to obtain self entry in DB"); if (executor.isActive() != isActive) { executor.setActive(isActive); this.executorLoader.updateExecutor(executor); } else { LOGGER.info( "Set active action ignored. Executor is already " + (isActive ? "active" : "inactive")); } this.active = isActive; if (!this.active) { // When deactivating this executor, this call will wait to return until every thread in {@link // #createFlowRunner} has finished. When deploying new executor, old running executor will be // deactivated before new one is activated and only one executor is allowed to // delete/hard-linking project dirs to avoid race condition described in {@link // FlowPreparer#setup}. So to make deactivation process block until flow preparation work // finishes guarantees the old executor won't access {@link FlowPreparer#setup} after // deactivation. waitUntilFlowPreparationFinish(); } }
Setting the gid bit on the execution directory forces all files/directories created within the directory to be a part of the group associated with the azkaban process. Then, when users create their own files, the azkaban cleanup thread can properly remove them. <p> Java does not provide a standard library api for setting the gid bit because the gid bit is system dependent, so the only way to set this bit is to start a new process and run the shell command "chmod g+s " + execution directory name. <p> Note that this should work on most Linux distributions and MacOS, but will not work on Windows.
setExecutorActive
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void setActiveInternal(final boolean isActive) { this.active = isActive; }
Setting the gid bit on the execution directory forces all files/directories created within the directory to be a part of the group associated with the azkaban process. Then, when users create their own files, the azkaban cleanup thread can properly remove them. <p> Java does not provide a standard library api for setting the gid bit because the gid bit is system dependent, so the only way to set this bit is to start a new process and run the shell command "chmod g+s " + execution directory name. <p> Note that this should work on most Linux distributions and MacOS, but will not work on Windows.
setActiveInternal
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void waitUntilFlowPreparationFinish() throws InterruptedException { final Duration SLEEP_INTERVAL = Duration.ofSeconds(5); while (this.preparingFlowCount.intValue() != 0) { LOGGER.info(this.preparingFlowCount + " flow(s) is/are still being setup before complete " + "deactivation."); Thread.sleep(SLEEP_INTERVAL.toMillis()); } }
Wait until ongoing flow preparation work finishes.
waitUntilFlowPreparationFinish
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public long getLastFlowSubmittedTime() { // Note: this is not thread safe and may result in providing dirty data. // we will provide this data as is for now and will revisit if there // is a string justification for change. return this.lastFlowSubmittedDate; }
Wait until ongoing flow preparation work finishes.
getLastFlowSubmittedTime
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public Props getGlobalProps() { return this.globalProps; }
Wait until ongoing flow preparation work finishes.
getGlobalProps
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void setGlobalProps(final Props globalProps) { this.globalProps = globalProps; }
Wait until ongoing flow preparation work finishes.
setGlobalProps
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void submitFlow(final int execId) throws ExecutorManagerException { if (isAlreadyRunning(execId)) { return; } final FlowRunner runner = createFlowRunner(execId); // Check again. if (isAlreadyRunning(execId)) { return; } submitFlowRunner(runner); }
Wait until ongoing flow preparation work finishes.
submitFlow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean isAlreadyRunning(final int execId) throws ExecutorManagerException { if (this.runningFlows.containsKey(execId)) { LOGGER.info("Execution " + execId + " is already in running."); if (!this.submittedFlows.containsValue(execId)) { // Execution had been added to running flows but not submitted - something's wrong. // Return a response with error: this is a cue for the dispatcher to retry or finalize the // execution as failed. throw new ExecutorManagerException("Execution " + execId + " is in runningFlows but not in submittedFlows. Most likely submission had failed."); } // Already running, everything seems fine. Report as a successful submission. return true; } return false; }
Wait until ongoing flow preparation work finishes.
isAlreadyRunning
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean isExecutorSpecified(final ExecutableFlow flow) { return flow.getExecutionOptions().getFlowParameters() .containsKey(ExecutionOptions.USE_EXECUTOR); }
return whether this execution has useExecutor defined. useExecutor is for running test executions on inactive executor.
isExecutorSpecified
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private FlowRunner createFlowRunner(final int execId) throws ExecutorManagerException { final ExecutableFlow flow = this.executorLoader.fetchExecutableFlow(execId); if (flow == null) { throw new ExecutorManagerException("Error loading flow with exec " + execId); } // Sets up the project files and execution directory. this.preparingFlowCount.incrementAndGet(); final Timer.Context flowPrepTimerContext = this.execMetrics.getFlowSetupTimerContext(); try { if (this.active || isExecutorSpecified(flow)) { this.flowPreparer.setup(flow); } else { // Unset the executor. this.executorLoader.unsetExecutorIdForExecution(execId); throw new ExecutorManagerException("executor became inactive before setting up the " + "flow " + execId); } } finally { this.preparingFlowCount.decrementAndGet(); flowPrepTimerContext.stop(); } // Setup flow runner FlowWatcher watcher = null; final ExecutionOptions options = flow.getExecutionOptions(); if (options.getPipelineExecutionId() != null) { final Integer pipelineExecId = options.getPipelineExecutionId(); final FlowRunner runner = this.runningFlows.get(pipelineExecId); if (runner != null) { watcher = new LocalFlowWatcher(runner); } else { // also ends up here if execute is called with pipelineExecId that's not running any more // (it could have just finished, for example) watcher = new RemoteFlowWatcher(pipelineExecId, this.executorLoader); } } int numJobThreads = this.numJobThreadPerFlow; if (options.getFlowParameters().containsKey(FLOW_NUM_JOB_THREADS)) { try { if (!ProjectWhitelist.isXmlFileLoaded()) { ProjectWhitelist.load(azkabanProps); } final int numJobs = Integer.valueOf(options.getFlowParameters().get( FLOW_NUM_JOB_THREADS)); LOGGER.info("Num of job threads read from flow parameter is " + numJobs); if (numJobs > 0 && (numJobs <= numJobThreads || ProjectWhitelist .isProjectWhitelisted(flow.getProjectId(), WhitelistType.NumJobPerFlow))) { numJobThreads = numJobs; } } catch (final Exception e) { throw new ExecutorManagerException( "Failed to set the number of job threads " + options.getFlowParameters().get(FLOW_NUM_JOB_THREADS) + " for flow " + execId, e); } } //Contact Flow Global Configuration Manager to re-configure Flow Runner if there is any ramp-up configuration this.flowRampManager .configure(flow, FileIOUtils.getDirectory(this.projectDirectory, flow.getDirectory())); final FlowRunner runner = new FlowRunner(flow, this.executorLoader, this.executionLogsLoader, this.projectLoader, this.jobtypeManager, this.azkabanProps, this.azkabanEventReporter, this.alerterHolder, this.commonMetrics, this.execMetrics); runner.setFlowWatcher(watcher) .setJobLogSettings(this.jobLogChunkSize, this.jobLogNumFiles) .setValidateProxyUser(this.validateProxyUser) .setNumJobThreads(numJobThreads) .addListeners(this, this.flowRampManager); configureFlowLevelMetrics(runner); return runner; }
return whether this execution has useExecutor defined. useExecutor is for running test executions on inactive executor.
createFlowRunner
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void submitFlowRunner(final FlowRunner runner) throws ExecutorManagerException { this.runningFlows.put(runner.getExecutionId(), runner); try { // The executorService already has a queue. // The submit method below actually returns an instance of FutureTask, // which implements interface RunnableFuture, which extends both // Runnable and Future interfaces final Future<?> future = this.executorService.submit(runner); // keep track of this future this.submittedFlows.put(future, runner.getExecutionId()); // update the last submitted time. this.lastFlowSubmittedDate = System.currentTimeMillis(); } catch (final RejectedExecutionException re) { this.runningFlows.remove(runner.getExecutionId()); final StringBuffer errorMsg = new StringBuffer( "Azkaban executor can't execute any more flows. "); if (this.executorService.isShutdown()) { errorMsg.append("The executor is being shut down."); } throw new ExecutorManagerException(errorMsg.toString(), re); } }
return whether this execution has useExecutor defined. useExecutor is for running test executions on inactive executor.
submitFlowRunner
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void configureFlowLevelMetrics(final FlowRunner flowRunner) { LOGGER.info("Configuring Azkaban metrics tracking for flow runner object"); if (MetricReportManager.isAvailable()) { final MetricReportManager metricManager = MetricReportManager.getInstance(); // Adding NumFailedFlow Metric listener flowRunner.addListener((NumFailedFlowMetric) metricManager .getMetricFromName(NumFailedFlowMetric.NUM_FAILED_FLOW_METRIC_NAME)); } }
Configure Azkaban metrics tracking for a new flowRunner instance
configureFlowLevelMetrics
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void cancelJobBySLA(final int execId, final String jobId) throws ExecutorManagerException { final FlowRunner flowRunner = this.runningFlows.get(execId); if (flowRunner == null) { throw new ExecutorManagerException("Execution " + execId + " is not running."); } flowRunner.getExecutableFlow().setModifiedBy("SLA"); for (final JobRunner jobRunner : flowRunner.getActiveJobRunners()) { if (jobRunner.getJobId().equals(jobId)) { LOGGER.info("Killing job " + jobId + " in execution " + execId + " by SLA"); jobRunner.killBySLA(); break; } } }
Configure Azkaban metrics tracking for a new flowRunner instance
cancelJobBySLA
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void cancelFlow(final int execId, final String user) throws ExecutorManagerException { final FlowRunner flowRunner = this.runningFlows.get(execId); if (flowRunner == null) { throw new ExecutorManagerException("Execution " + execId + " is not running."); } // account for those unexpected cases where a completed execution remains in the runningFlows //collection due to, for example, the FLOW_FINISHED event not being emitted/handled. if (Status.isStatusFinished(flowRunner.getExecutableFlow().getStatus())) { LOGGER.warn("Found a finished execution in the list of running flows: " + execId); throw new ExecutorManagerException("Execution " + execId + " is already finished."); } flowRunner.kill(user); }
Configure Azkaban metrics tracking for a new flowRunner instance
cancelFlow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void pauseFlow(final int execId, final String user) throws ExecutorManagerException { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { throw new ExecutorManagerException("Execution " + execId + " is not running."); } try { runner.pause(user); } catch (final IllegalStateException e) { throw new ExecutorManagerException(e.getMessage()); } }
Configure Azkaban metrics tracking for a new flowRunner instance
pauseFlow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void resumeFlow(final int execId, final String user) throws ExecutorManagerException { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { throw new ExecutorManagerException("Execution " + execId + " is not running."); } runner.resume(user); }
Configure Azkaban metrics tracking for a new flowRunner instance
resumeFlow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void retryFailures(final int execId, final String user) throws ExecutorManagerException { final FlowRunner flowRunner = this.runningFlows.get(execId); if (flowRunner == null) { throw new ExecutorManagerException("Execution " + execId + " is not running."); } flowRunner.retryFailures(user); }
Configure Azkaban metrics tracking for a new flowRunner instance
retryFailures
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public ExecutableFlow getExecutableFlow(final int execId) { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { return this.recentlyFinishedFlows.get(execId); } return runner.getExecutableFlow(); }
Configure Azkaban metrics tracking for a new flowRunner instance
getExecutableFlow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void deleteExecutionDir(final int executionId) { LOGGER.info("Deleting execution directory for " + executionId); synchronized (this.executionDirDeletionSync) { LOGGER.info("Starting execution directory deletion for " + executionId); final Path flowExecutionDir = Paths.get(this.executionDirectory.toPath().toString(), String.valueOf(executionId)); try { FileUtils.deleteDirectory(flowExecutionDir.toFile()); } catch (final IOException e) { LOGGER.warn("Error when deleting directory " + flowExecutionDir.toAbsolutePath() + ".", e); } } }
delete execution dir pertaining to the given execution id
deleteExecutionDir
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void handleEvent(final Event event) { if (!(event.getData().isRootFlowEvent())) { return; } if (event.getType() == EventType.FLOW_FINISHED || event.getType() == EventType.FLOW_STARTED) { final FlowRunner flowRunner = (FlowRunner) event.getRunner(); final ExecutableFlow flow = flowRunner.getExecutableFlow(); if (event.getType() == EventType.FLOW_FINISHED) { this.recentlyFinishedFlows.put(flow.getExecutionId(), flow); LOGGER.info("Flow " + flow.getExecutionId() + " is finished. Adding it to recently finished flows list."); this.runningFlows.remove(flow.getExecutionId()); this.deleteExecutionDir(flow.getExecutionId()); } else if (event.getType() == EventType.FLOW_STARTED) { // add flow level SLA checker this.triggerManager .addTrigger(flow.getExecutionId(), SlaOption.getFlowLevelSLAOptions(flow .getExecutionOptions().getSlaOptions())); } } }
delete execution dir pertaining to the given execution id
handleEvent
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public LogData readFlowLogs(final int execId, final int startByte, final int length) throws ExecutorManagerException { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { throw new ExecutorManagerException("Running flow " + execId + " not found."); } final File dir = runner.getExecutionDir(); if (dir != null && dir.exists()) { try { synchronized (this.executionDirDeletionSync) { if (!dir.exists()) { throw new ExecutorManagerException( "Execution dir file doesn't exist. Probably has been deleted"); } final File logFile = runner.getFlowLogFile(); if (logFile != null && logFile.exists()) { return FileIOUtils.readUtf8File(logFile, startByte, length); } else { throw new ExecutorManagerException("Flow log file doesn't exist."); } } } catch (final IOException e) { throw new ExecutorManagerException(e); } } throw new ExecutorManagerException( "Error reading file. Log directory doesn't exist."); }
delete execution dir pertaining to the given execution id
readFlowLogs
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public LogData readJobLogs(final int execId, final String jobId, final int attempt, final int startByte, final int length) throws ExecutorManagerException { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { throw new ExecutorManagerException("Running flow " + execId + " not found."); } final File dir = runner.getExecutionDir(); if (dir != null && dir.exists()) { try { synchronized (this.executionDirDeletionSync) { if (!dir.exists()) { throw new ExecutorManagerException( "Execution dir file doesn't exist. Probably has beend deleted"); } final File logFile = runner.getJobLogFile(jobId, attempt); if (logFile != null && logFile.exists()) { return FileIOUtils.readUtf8File(logFile, startByte, length); } else { throw new ExecutorManagerException("Job log file doesn't exist."); } } } catch (final IOException e) { throw new ExecutorManagerException(e); } } throw new ExecutorManagerException( "Error reading file. Log directory doesn't exist."); }
delete execution dir pertaining to the given execution id
readJobLogs
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public List<Object> readJobAttachments(final int execId, final String jobId, final int attempt) throws ExecutorManagerException { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { throw new ExecutorManagerException("Running flow " + execId + " not found."); } final File dir = runner.getExecutionDir(); if (dir == null || !dir.exists()) { throw new ExecutorManagerException( "Error reading file. Log directory doesn't exist."); } try { synchronized (this.executionDirDeletionSync) { if (!dir.exists()) { throw new ExecutorManagerException( "Execution dir file doesn't exist. Probably has been deleted"); } final File attachmentFile = runner.getJobAttachmentFile(jobId, attempt); if (attachmentFile == null || !attachmentFile.exists()) { return null; } final List<Object> jobAttachments = (ArrayList<Object>) JSONUtils.parseJSONFromFile(attachmentFile); return jobAttachments; } } catch (final IOException e) { throw new ExecutorManagerException(e); } }
delete execution dir pertaining to the given execution id
readJobAttachments
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public JobMetaData readJobMetaData(final int execId, final String jobId, final int attempt, final int startByte, final int length) throws ExecutorManagerException { final FlowRunner runner = this.runningFlows.get(execId); if (runner == null) { throw new ExecutorManagerException("Running flow " + execId + " not found."); } final File dir = runner.getExecutionDir(); if (dir != null && dir.exists()) { try { synchronized (this.executionDirDeletionSync) { if (!dir.exists()) { throw new ExecutorManagerException( "Execution dir file doesn't exist. Probably has beend deleted"); } final File metaDataFile = runner.getJobMetaDataFile(jobId, attempt); if (metaDataFile != null && metaDataFile.exists()) { return FileIOUtils.readUtf8MetaDataFile(metaDataFile, startByte, length); } else { throw new ExecutorManagerException("Job log file doesn't exist."); } } } catch (final IOException e) { throw new ExecutorManagerException(e); } } throw new ExecutorManagerException( "Error reading file. Log directory doesn't exist."); }
delete execution dir pertaining to the given execution id
readJobMetaData
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public long getLastCleanerThreadCheckTime() { return this.lastCleanerThreadCheckTime; }
delete execution dir pertaining to the given execution id
getLastCleanerThreadCheckTime
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public boolean isCleanerThreadActive() { return this.cleanerThread.isAlive(); }
delete execution dir pertaining to the given execution id
isCleanerThreadActive
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public State getCleanerThreadState() { return this.cleanerThread.getState(); }
delete execution dir pertaining to the given execution id
getCleanerThreadState
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public boolean isExecutorThreadPoolShutdown() { return this.executorService.isShutdown(); }
delete execution dir pertaining to the given execution id
isExecutorThreadPoolShutdown
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public int getNumQueuedFlows() { return this.executorService.getQueue().size(); }
delete execution dir pertaining to the given execution id
getNumQueuedFlows
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public int getNumRunningFlows() { return this.executorService.getActiveCount(); }
delete execution dir pertaining to the given execution id
getNumRunningFlows
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public String getRunningFlowIds() { // The in progress tasks are actually of type FutureTask final Set<Runnable> inProgressTasks = this.executorService.getInProgressTasks(); final List<Integer> runningFlowIds = new ArrayList<>(inProgressTasks.size()); for (final Runnable task : inProgressTasks) { // add casting here to ensure it matches the expected type in // submittedFlows final Integer execId = this.submittedFlows.get((Future<?>) task); if (execId != null) { runningFlowIds.add(execId); } else { LOGGER.warn("getRunningFlowIds: got null execId for task: " + task); } } Collections.sort(runningFlowIds); return runningFlowIds.toString(); }
delete execution dir pertaining to the given execution id
getRunningFlowIds
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public String getQueuedFlowIds() { final List<Integer> flowIdList = new ArrayList<>(this.executorService.getQueue().size()); for (final Runnable task : this.executorService.getQueue()) { final Integer execId = this.submittedFlows.get(task); if (execId != null) { flowIdList.add(execId); } else { LOGGER.warn("getQueuedFlowIds: got null execId for queuedTask: " + task); } } Collections.sort(flowIdList); return flowIdList.toString(); }
delete execution dir pertaining to the given execution id
getQueuedFlowIds
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public int getMaxNumRunningFlows() { return this.numThreads; }
delete execution dir pertaining to the given execution id
getMaxNumRunningFlows
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public int getTheadPoolQueueSize() { return this.threadPoolQueueSize; }
delete execution dir pertaining to the given execution id
getTheadPoolQueueSize
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public int getTotalNumExecutedFlows() { return this.executorService.getTotalTasks(); }
delete execution dir pertaining to the given execution id
getTotalNumExecutedFlows
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void beforeExecute(final Runnable r) { }
delete execution dir pertaining to the given execution id
beforeExecute
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void afterExecute(final Runnable r) { this.submittedFlows.remove(r); }
delete execution dir pertaining to the given execution id
afterExecute
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void shutdown() { LOGGER.warn("Shutting down FlowRunnerManager..."); if (isPollDispatchMethodEnabled()) { this.pollingService.shutdown(); } this.executorService.shutdown(); boolean result = false; while (!result) { LOGGER.info("Awaiting Shutdown. # of executing flows: " + getNumRunningFlows()); try { result = this.executorService.awaitTermination(1, TimeUnit.MINUTES); } catch (final InterruptedException e) { LOGGER.error(e.getMessage()); } } this.flowPreparer.shutdown(); LOGGER.warn("Shutdown FlowRunnerManager complete."); }
This shuts down the flow runner. The call is blocking and awaits execution of all jobs.
shutdown
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void shutdownNow() { LOGGER.warn("Shutting down FlowRunnerManager now..."); if (isPollDispatchMethodEnabled()) { this.pollingService.shutdown(); } this.executorService.shutdownNow(); this.triggerManager.shutdown(); }
This attempts shuts down the flow runner immediately (unsafe). This doesn't wait for jobs to finish but interrupts all threads.
shutdownNow
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean isPollDispatchMethodEnabled() { return DispatchMethod.isPollMethodEnabled(this.azkabanProps .getString(ConfigurationKeys.AZKABAN_EXECUTION_DISPATCH_METHOD, DispatchMethod.PUSH.name())); }
This attempts shuts down the flow runner immediately (unsafe). This doesn't wait for jobs to finish but interrupts all threads.
isPollDispatchMethodEnabled
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void deleteExecutionDirectory() { LOGGER.warn("Deleting execution dir: " + this.executionDirectory.getAbsolutePath()); try { FileUtils.deleteDirectory(this.executionDirectory); } catch (final IOException e) { LOGGER.error(e.getMessage()); } }
Deleting old execution directory to free disk space.
deleteExecutionDirectory
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void shutdown() { this.shutdown = true; this.interrupt(); }
Deleting old execution directory to free disk space.
shutdown
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean isFlowRunningLongerThan(final ExecutableFlow flow, final long flowMaxRunningTimeInMins) { return Status.nonFinishingStatusAfterFlowStartsSet.contains(flow.getStatus()) && flow.getStartTime() > 0 && TimeUnit.MILLISECONDS.toMinutes(System.currentTimeMillis() - flow.getStartTime()) >= flowMaxRunningTimeInMins; }
Deleting old execution directory to free disk space.
isFlowRunningLongerThan
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Override public void run() { while (!this.shutdown) { synchronized (this) { try { FlowRunnerManager.this.lastCleanerThreadCheckTime = System.currentTimeMillis(); FlowRunnerManager.LOGGER.info("# of executing flows: " + getNumRunningFlows()); // Cleanup old stuff. final long currentTime = System.currentTimeMillis(); if (currentTime - RECENTLY_FINISHED_INTERVAL_MS > this.lastRecentlyFinishedCleanTime) { FlowRunnerManager.LOGGER.info("Cleaning recently finished"); cleanRecentlyFinished(); this.lastRecentlyFinishedCleanTime = currentTime; } if (this.flowMaxRunningTimeInMins > 0 && currentTime - LONG_RUNNING_FLOW_KILLING_INTERVAL_MS > this.lastLongRunningFlowCleanTime) { FlowRunnerManager.LOGGER .info(String.format("Killing long jobs running longer than %s mins", this.flowMaxRunningTimeInMins)); for (final FlowRunner flowRunner : FlowRunnerManager.this.runningFlows.values()) { if (isFlowRunningLongerThan(flowRunner.getExecutableFlow(), this.flowMaxRunningTimeInMins)) { FlowRunnerManager.LOGGER.info(String .format("Killing job [id: %s, status: %s]. It has been running for %s mins", flowRunner.getExecutableFlow().getId(), flowRunner.getExecutableFlow().getStatus(), TimeUnit.MILLISECONDS .toMinutes(System.currentTimeMillis() - flowRunner.getExecutableFlow() .getStartTime()))); flowRunner.kill(); } } this.lastLongRunningFlowCleanTime = currentTime; } wait(FlowRunnerManager.RECENTLY_FINISHED_TIME_TO_LIVE); } catch (final InterruptedException e) { FlowRunnerManager.LOGGER.info("Interrupted. Probably to shut down.", e.getMessage()); } catch (final Throwable t) { t.printStackTrace(); FlowRunnerManager.LOGGER.warn( "Uncaught throwable, please look into why it is not caught", t.getMessage()); } } } }
Deleting old execution directory to free disk space.
run
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void cleanRecentlyFinished() { final long cleanupThreshold = System.currentTimeMillis() - FlowRunnerManager.RECENTLY_FINISHED_TIME_TO_LIVE; final ArrayList<Integer> executionToKill = new ArrayList<>(); for (final ExecutableFlow flow : FlowRunnerManager.this.recentlyFinishedFlows.values()) { if (flow.getEndTime() < cleanupThreshold) { executionToKill.add(flow.getExecutionId()); } } for (final Integer id : executionToKill) { FlowRunnerManager.LOGGER.info("Cleaning execution " + id + " from recently finished flows list."); FlowRunnerManager.this.recentlyFinishedFlows.remove(id); } }
Deleting old execution directory to free disk space.
cleanRecentlyFinished
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public boolean restart(final long newPollingIntervalMs) { if (newPollingIntervalMs <= 0) { FlowRunnerManager.LOGGER.error(String.format("Can not set a negative polling interval: %d " + "milliseconds", newPollingIntervalMs)); return false; } if (this.futureTask != null) { FlowRunnerManager.LOGGER.info(String.format("Canceling the existing polling schedule (%d " + "ms)", this.pollingIntervalMs)); if (!this.futureTask.cancel(false)) { FlowRunnerManager.LOGGER.error(String.format( "Failure in canceling the existing polling schedule (%d ms) prevented us from " + "setting a new polling schedule (%d ms)", this.pollingIntervalMs, newPollingIntervalMs)); return false; } } this.pollingIntervalMs = newPollingIntervalMs; start(); return (this.futureTask != null); }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
restart
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private void pollExecution() { if (this.executorId == -1) { if (AzkabanExecutorServer.getApp() != null) { try { final Executor executor = requireNonNull(FlowRunnerManager.this.executorLoader .fetchExecutor(AzkabanExecutorServer.getApp().getHost(), AzkabanExecutorServer.getApp().getPort()), "The executor can not be null"); this.executorId = executor.getId(); } catch (final Exception e) { FlowRunnerManager.LOGGER.error("Failed to fetch executor ", e); } } } else if (this.pollingCriteria.shouldPoll()) { try { final int execId; if (FlowRunnerManager.this.azkabanProps .getBoolean(ConfigurationKeys.AZKABAN_POLLING_LOCK_ENABLED, false)) { execId = FlowRunnerManager.this.executorLoader.selectAndUpdateExecutionWithLocking( this.executorId, FlowRunnerManager.this.active, DispatchMethod.POLL); } else { execId = FlowRunnerManager.this.executorLoader.selectAndUpdateExecution(this.executorId, FlowRunnerManager.this.active, DispatchMethod.POLL); } FlowRunnerManager.this.execMetrics.markOnePoll(); if (execId == -1) { FlowRunnerManager.LOGGER.info("Polling found no flow in the queue."); } else { FlowRunnerManager.LOGGER.info("Polling found a flow. Submitting flow " + execId); try { submitFlow(execId); FlowRunnerManager.this.commonMetrics.markDispatchSuccess(); this.numRetries = 0; } catch (final ExecutorManagerException e) { // If the flow fails to be submitted, then unset its executor id in DB so that other // executors can pick up this flow and submit again. FlowRunnerManager.this.executorLoader.unsetExecutorIdForExecution(execId); throw new ExecutorManagerException( "Unset executor id " + this.executorId + " for execution " + execId, e); } } } catch (final Exception e) { FlowRunnerManager.LOGGER.error("Failed to submit flow ", e); FlowRunnerManager.this.commonMetrics.markDispatchFail(); this.numRetries = this.numRetries + 1; try { // Implement exponential backoff retries when flow submission fails, // i.e., sleep 1s, 2s, 4s, 8s ... before next retries. Thread.sleep((long) (Math.pow(2, this.numRetries) * 1000)); } catch (final InterruptedException ie) { FlowRunnerManager.LOGGER .warn("Sleep after flow submission failure was interrupted - ignoring"); } } } }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
pollExecution
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public void shutdown() { this.scheduler.shutdown(); this.scheduler.shutdownNow(); }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
shutdown
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
public boolean shouldPoll() { if (satisfiesFlowThreadsAvailableCriteria() && satisfiesFreeMemoryCriteria() && satisfiesCpuUtilizationCriteria()) { return true; } return false; }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
shouldPoll
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean satisfiesFlowThreadsAvailableCriteria() { final boolean flowThreadsAvailableConfig = this.azkabanProps. getBoolean(ConfigurationKeys.AZKABAN_POLLING_CRITERIA_FLOW_THREADS_AVAILABLE, false); // allow polling if not present or configured with invalid value if (!flowThreadsAvailableConfig) { return true; } final int remainingFlowThreads = FlowRunnerManager.this.getMaxNumRunningFlows() - FlowRunnerManager.this.getNumRunningFlows(); final boolean flowThreadsAvailable = remainingFlowThreads > 0; if (this.areFlowThreadsAvailable != flowThreadsAvailable) { this.areFlowThreadsAvailable = flowThreadsAvailable; if (flowThreadsAvailable) { FlowRunnerManager.LOGGER.info("Polling criteria satisfied: available flow threads (" + remainingFlowThreads + ")."); } else { FlowRunnerManager.LOGGER.info("Polling criteria NOT satisfied: available flow threads (" + remainingFlowThreads + ")."); } } return flowThreadsAvailable; }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
satisfiesFlowThreadsAvailableCriteria
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean satisfiesFreeMemoryCriteria() { final int minFreeMemoryConfigGb = this.azkabanProps. getInt(ConfigurationKeys.AZKABAN_POLLING_CRITERIA_MIN_FREE_MEMORY_GB, 0); // allow polling if not present or configured with invalid value if (minFreeMemoryConfigGb <= 0) { return true; } final int minFreeMemoryConfigKb = minFreeMemoryConfigGb * 1024 * 1024; final boolean haveEnoughMemory = this.memInfo.isFreePhysicalMemoryAbove(minFreeMemoryConfigKb); if (this.isFreeMemoryAvailable != haveEnoughMemory) { this.isFreeMemoryAvailable = haveEnoughMemory; if (haveEnoughMemory) { FlowRunnerManager.LOGGER.info("Polling criteria satisfied: available free memory."); } else { FlowRunnerManager.LOGGER.info("Polling criteria NOT satisfied: available free memory."); } } return haveEnoughMemory; }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
satisfiesFreeMemoryCriteria
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
private boolean satisfiesCpuUtilizationCriteria() { final double maxCpuUtilizationConfig = this.azkabanProps. getDouble(ConfigurationKeys.AZKABAN_POLLING_CRITERIA_MAX_CPU_UTILIZATION_PCT, 100); // allow polling if criteria not present or configured with invalid value if (maxCpuUtilizationConfig <= 0 || maxCpuUtilizationConfig >= 100) { return true; } final double cpuLoad = this.cpuUtil.getCpuLoad(); if (cpuLoad == -1) { return true; } final boolean cpuLoadWithinParams = cpuLoad < maxCpuUtilizationConfig; if (this.isCpuLoadUnderMax != cpuLoadWithinParams) { this.isCpuLoadUnderMax = cpuLoadWithinParams; if (cpuLoadWithinParams) { FlowRunnerManager.LOGGER.info("Polling criteria satisfied: Cpu utilization (" + cpuLoad + "%)."); } else { FlowRunnerManager.LOGGER.info("Polling criteria NOT satisfied: Cpu utilization (" + cpuLoad + "%)."); } } return cpuLoadWithinParams; }
Cancels the existing polling schedule and starts a new one. This can be used to change the polling interval because a polling interval of an existing schedule can not be changed. @param newPollingIntervalMs The desired polling interval. @return true if a restart has happened with the new polling interval.
satisfiesCpuUtilizationCriteria
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/FlowRunnerManager.java
Apache-2.0
@Deprecated @Override protected void doGet(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException { doPost(req, resp); }
@deprecated GET available for seamless upgrade. azkaban-web now uses POST.
doGet
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JMXHttpServlet.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JMXHttpServlet.java
Apache-2.0
@Override protected void doPost(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException { final Map<String, Object> ret = new HashMap<>(); if (hasParam(req, JMX_GET_MBEANS)) { ret.put("mbeans", this.server.getMBeanRegistrationManager().getMBeanNames()); } else if (hasParam(req, JMX_GET_ALL_MBEAN_ATTRIBUTES)) { if (!hasParam(req, JMX_MBEAN)) { ret.put("error", "Parameters 'mbean' must be set"); } else { ret.putAll( this.server.getMBeanRegistrationManager().getMBeanResult(getParam(req, JMX_MBEAN))); } } JSONUtils.toJSON(ret, resp.getOutputStream(), true); }
@deprecated GET available for seamless upgrade. azkaban-web now uses POST.
doPost
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JMXHttpServlet.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JMXHttpServlet.java
Apache-2.0
public Set<String> getPipelineWatchedJobs() { return this.pipelineJobs; }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
getPipelineWatchedJobs
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
public long getDelayStart() { return this.delayStartMs; }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
getDelayStart
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
public void setDelayStart(final long delayMS) { this.delayStartMs = delayMS; }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
setDelayStart
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
public ExecutableNode getNode() { return this.node; }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
getNode
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
public String getJobId() { return this.node.getId(); }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
getJobId
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
public String getLogFilePath() { return this.logFile == null ? null : this.logFile.getPath(); }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
getLogFilePath
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void createLogger() { // Create logger synchronized (logCreatorLock) { final String loggerName = System.currentTimeMillis() + "." + this.executionId + "." + this.jobId; this.logger = Logger.getLogger(loggerName); try { attachFileAppender(createFileAppender()); } catch (final IOException e) { removeAppender(this.jobAppender); this.flowLogger.error("Could not open log file in " + this.workingDir + " for job " + this.jobId, e); } if (this.azkabanProps.getBoolean(Constants.ConfigurationKeys.AZKABAN_LOGGING_KAFKA_ENABLED, false)) { // Keep the names consistent as what we did in uploadLogFile() this.kafkaLog4jAppender = KafkaLog4jUtils.getAzkabanJobKafkaLog4jAppender(this.azkabanProps, this.loggerLayout, String.valueOf(this.executionId), this.node.getNestedId(), String.valueOf(this.node.getAttempt())); if (this.kafkaLog4jAppender != null) { this.logger.addAppender(this.kafkaLog4jAppender); this.logger.setAdditivity(false); this.flowLogger.info("Attached new Kafka appender for job " + this.jobId); } } } }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
createLogger
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void attachFileAppender(final FileAppender appender) { // If present, remove the existing file appender assert (this.jobAppender == null); this.jobAppender = appender; this.logger.addAppender(this.jobAppender); this.logger.setAdditivity(false); this.flowLogger.info("Attached file appender for job " + this.jobId); }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
attachFileAppender
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private FileAppender createFileAppender() throws IOException { // Set up log files final String logName = createLogFileName(this.node); this.logFile = new File(this.workingDir, logName); final String absolutePath = this.logFile.getAbsolutePath(); this.flowLogger.info("Log file path for job: " + this.jobId + " is: " + absolutePath); // Attempt to create FileAppender final RollingFileAppender fileAppender = new RollingFileAppender(this.loggerLayout, absolutePath, true); fileAppender.setMaxBackupIndex(this.jobLogBackupIndex); fileAppender.setMaxFileSize(this.jobLogChunkSize); this.flowLogger.info("Created file appender for job " + this.jobId); return fileAppender; }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
createFileAppender
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void createAttachmentFile() { final String fileName = createAttachmentFileName(this.node); final File file = new File(this.workingDir, fileName); this.attachmentFileName = file.getAbsolutePath(); }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
createAttachmentFile
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void removeAppender(final Appender appender) { if (appender != null) { try { this.logger.removeAppender(appender); appender.close(); } catch (Exception e) { logger.error("Failed to remove appender " + appender.getName(), e); } } }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
removeAppender
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void closeLogger() { removeAppender(this.jobAppender); removeAppender(this.kafkaLog4jAppender); }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
closeLogger
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void writeStatus() { try { this.node.setUpdateTime(System.currentTimeMillis()); this.executorLoader.updateExecutableNode(this.node); } catch (final ExecutorManagerException e) { this.flowLogger.error("Could not update job properties in db for " + this.jobId, e); } }
Returns a list of jobs that this JobRunner will wait upon to finish before starting. It is only relevant if pipeline is turned on.
writeStatus
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private boolean handleNonReadyStatus() { synchronized (this.syncObject) { Status nodeStatus = this.node.getStatus(); boolean quickFinish = false; final long time = System.currentTimeMillis(); if (Status.isStatusFinished(nodeStatus)) { quickFinish = true; } else if (nodeStatus == Status.DISABLED) { changeStatus(Status.SKIPPED, time); quickFinish = true; } else if (this.isKilled()) { changeStatus(Status.KILLED, time); quickFinish = true; } if (quickFinish) { this.node.setStartTime(time); fireEvent(Event.create(this, EventType.JOB_STARTED, new EventData(node))); this.node.setEndTime(time); fireEvent(Event.create(this, EventType.JOB_FINISHED, new EventData(node))); return true; } return false; } }
Used to handle non-ready and special status's (i.e. KILLED). Returns true if they handled anything.
handleNonReadyStatus
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private boolean blockOnPipeLine() { if (this.isKilled()) { return true; } // For pipelining of jobs. Will watch other jobs. if (!this.pipelineJobs.isEmpty()) { String blockedList = ""; final ArrayList<BlockingStatus> blockingStatus = new ArrayList<>(); for (final String waitingJobId : this.pipelineJobs) { final Status status = this.watcher.peekStatus(waitingJobId); if (status != null && !Status.isStatusFinished(status)) { final BlockingStatus block = this.watcher.getBlockingStatus(waitingJobId); blockingStatus.add(block); blockedList += waitingJobId + ","; } } if (!blockingStatus.isEmpty()) { this.logger.info("Pipeline job " + this.jobId + " waiting on " + blockedList + " in execution " + this.watcher.getExecId()); for (final BlockingStatus bStatus : blockingStatus) { this.logger.info("Waiting on pipelined job " + bStatus.getJobId()); this.currentBlockStatus = bStatus; bStatus.blockOnFinishedStatus(); if (this.isKilled()) { this.logger.info("Job was killed while waiting on pipeline. Quitting."); return true; } else { this.logger.info("Pipelined job " + bStatus.getJobId() + " finished."); } } } } this.currentBlockStatus = null; return false; }
If pipelining is set, will block on another flow's jobs.
blockOnPipeLine
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private boolean delayExecution() { synchronized (this) { if (this.isKilled()) { return true; } final long currentTime = System.currentTimeMillis(); if (this.delayStartMs > 0) { this.logger.info("Delaying start of execution for " + this.delayStartMs + " milliseconds."); try { this.wait(this.delayStartMs); this.logger.info("Execution has been delayed for " + this.delayStartMs + " ms. Continuing with execution."); } catch (final InterruptedException e) { this.logger.error("Job " + this.jobId + " was to be delayed for " + this.delayStartMs + ". Interrupted after " + (System.currentTimeMillis() - currentTime)); } if (this.isKilled()) { this.logger.info("Job was killed while in delay. Quitting."); return true; } } } return false; }
If pipelining is set, will block on another flow's jobs.
delayExecution
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0
private void finalizeLogFile(final int attemptNo) { closeLogger(); this.flowLogger.debug("Logger has been closed"); if (this.logFile == null) { this.flowLogger.info("Log file for job " + this.jobId + " is null"); return; } try { final File[] files = this.logFile.getParentFile().listFiles(new FilenameFilter() { @Override public boolean accept(final File dir, final String name) { return name.startsWith(JobRunner.this.logFile.getName()); } }); Arrays.sort(files, Collections.reverseOrder()); this.executionLogsLoader.uploadLogFile(this.executionId, this.node.getNestedId(), attemptNo, files); } catch (final ExecutorManagerException e) { this.flowLogger.error( "Error writing out logs for job " + this.node.getNestedId(), e); } }
If pipelining is set, will block on another flow's jobs.
finalizeLogFile
java
azkaban/azkaban
azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
https://github.com/azkaban/azkaban/blob/master/azkaban-exec-server/src/main/java/azkaban/execapp/JobRunner.java
Apache-2.0