JobsHealthCheck.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* org.apache.felix.scr.annotations.Activate
* org.apache.felix.scr.annotations.Component
* org.apache.felix.scr.annotations.Properties
* org.apache.felix.scr.annotations.Property
* org.apache.felix.scr.annotations.PropertyUnbounded
* org.apache.felix.scr.annotations.Reference
* org.apache.felix.scr.annotations.Service
* org.apache.sling.commons.osgi.PropertiesUtil
* org.apache.sling.event.jobs.JobManager
* org.apache.sling.event.jobs.Statistics
* org.apache.sling.hc.api.HealthCheck
* org.apache.sling.hc.api.Result
* org.apache.sling.hc.api.ResultLog
* org.apache.sling.hc.util.FormattingResultLog
* org.osgi.service.component.ComponentContext
*/
package com.adobe.granite.bundles.hc.impl;
import java.util.Dictionary;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.PropertyUnbounded;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.apache.sling.commons.osgi.PropertiesUtil;
import org.apache.sling.event.jobs.JobManager;
import org.apache.sling.event.jobs.Statistics;
import org.apache.sling.hc.api.HealthCheck;
import org.apache.sling.hc.api.Result;
import org.apache.sling.hc.api.ResultLog;
import org.apache.sling.hc.util.FormattingResultLog;
import org.osgi.service.component.ComponentContext;
@Component(immediate=1, metatype=1, label="Apache Sling Jobs Health Check")
@Properties(value={@Property(name="hc.name", value={"Sling Jobs"}, description="Health Check name", label="Name"), @Property(name="hc.tags", unbounded=PropertyUnbounded.ARRAY, description="Health Check tags", label="Tags", value={"sling", "jobs"}), @Property(name="hc.mbean.name", value={"slingJobs"}, description="Health Check MBean name", label="MBean name")})
@Service(value={HealthCheck.class})
public class JobsHealthCheck
implements HealthCheck {
private static final int MAX_ACTIVATED_JOB_AGE = 3600000;
private static final int MAX_QUEUED_JOB_AGE = 3600000;
private static final int MAX_NUM_QUEUED_JOBS = 1000;
@Property(label="Maximum Number of Queued Jobs", description="Threshold on the number of queued jobs that could exist at a certain moment", intValue={1000})
private static final String PROP_MAX_NUM_QUEUED_JOBS = "max.queued.jobs";
@Reference
private JobManager jobManager;
private int maxQueuedJobs;
@Activate
protected void activate(ComponentContext cc) {
this.maxQueuedJobs = PropertiesUtil.toInteger(cc.getProperties().get("max.queued.jobs"), (int)1000);
}
public Result execute() {
long lastActivatedJobTime;
long diff;
long lastFinishedJobTime;
FormattingResultLog resultLog = new FormattingResultLog();
JobManager jm = this.jobManager;
if (jm == null) {
resultLog.info("No JobManager available at the moment.", new Object[0]);
return new Result((ResultLog)resultLog);
}
Statistics stats = jm.getStatistics();
long numberOfQueuedJobs = stats.getNumberOfQueuedJobs();
resultLog.info("Found {} jobs queued.", new Object[]{numberOfQueuedJobs});
if (numberOfQueuedJobs > (long)this.maxQueuedJobs) {
resultLog.critical("More than {} jobs queued: {}", new Object[]{this.maxQueuedJobs, numberOfQueuedJobs});
}
long now = System.currentTimeMillis();
long activeJobs = stats.getNumberOfActiveJobs();
long queuedJobs = stats.getNumberOfQueuedJobs();
if (activeJobs > 0 && (diff = now - (lastActivatedJobTime = stats.getLastActivatedJobTime())) > 3600000) {
resultLog.critical("There are active jobs but the last job activated was over {}sec ago ({}sec) and is not yet finished", new Object[]{3600, diff / 1000});
}
if (queuedJobs > 0 && (diff = now - (lastFinishedJobTime = stats.getLastFinishedJobTime())) > 3600000) {
resultLog.critical("There are queued jobs but the last job finished was over {}sec ago: {}sec", new Object[]{3600, diff / 1000});
}
return new Result((ResultLog)resultLog);
}
protected void bindJobManager(JobManager jobManager) {
this.jobManager = jobManager;
}
protected void unbindJobManager(JobManager jobManager) {
if (this.jobManager == jobManager) {
this.jobManager = null;
}
}
}