Package org.craftercms.studio.impl.v2.monitor

Class DiskMonitor

java.lang.Object

org.craftercms.studio.impl.v2.monitor.DiskMonitor

All Implemented Interfaces:

org.springframework.beans.factory.InitializingBean

public class DiskMonitor
extends Object
implements org.springframework.beans.factory.InitializingBean

Job for monitoring disk usage.

Field Summary

Fields

Modifier and Type	Field	Description
protected DiskStatus	diskStatus

Constructor Summary

Constructors

Constructor	Description
DiskMonitor(RepositoryCleanupJob gitGCJob, StudioNotificationSender notificationSender, SystemStatusProvider systemStatusProvider, String baseRepoPath, int lowWaterMark, int highWaterMark)

Method Summary

Modifier and Type	Method	Description
void	afterPropertiesSet()
protected void	calculateDiskStatus()	Calculates the current disk status based on the disk usage.
void	checkDiskUsage()
protected org.craftercms.commons.monitoring.DiskInfo	getDiskInfo()	Gets the current disk information based on the configured repository base path.
DiskStatus	getDiskStatus()
protected String	getServerName()
protected DiskStatus	noPreviousAlarmStatus(org.craftercms.commons.monitoring.DiskInfo newDiskInfo, int lowWaterMark, int highWaterMark)	Handles the case where there was no previous alarm status.
protected DiskStatus	previousAlarmStatus(org.craftercms.commons.monitoring.DiskInfo newDiskInfo, DiskStatus previousStatus, int lowWaterMark, int highWaterMark)	Handles the case where the previous disk status was an alarm.
protected void	sendAlarm()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

diskStatus

protected volatile DiskStatus diskStatus

Constructor Details

DiskMonitor

@ConstructorProperties({"gitGCJob","notificationSender","systemStatusProvider","baseRepoPath","lowWaterMark","highWaterMark"})
public DiskMonitor(RepositoryCleanupJob gitGCJob,
 StudioNotificationSender notificationSender,
 SystemStatusProvider systemStatusProvider,
 String baseRepoPath,
 int lowWaterMark,
 int highWaterMark)

Method Details

afterPropertiesSet

public void afterPropertiesSet()

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

checkDiskUsage

public void checkDiskUsage()

getServerName

protected String getServerName()
                        throws UnknownHostException

Throws:

UnknownHostException

sendAlarm

protected void sendAlarm()

calculateDiskStatus

protected void calculateDiskStatus()

Calculates the current disk status based on the disk usage.

noPreviousAlarmStatus

protected DiskStatus noPreviousAlarmStatus(org.craftercms.commons.monitoring.DiskInfo newDiskInfo,
 int lowWaterMark,
 int highWaterMark)

Handles the case where there was no previous alarm status. Checks the current disk usage and if above the high watermark, it triggers the git gc on all repositories.

Parameters:

newDiskInfo - the new disk information

lowWaterMark - the low watermark percentage

highWaterMark - the high watermark percentage

Returns:

a new DiskStatus object with the updated disk information and alarm state

getDiskInfo

protected org.craftercms.commons.monitoring.DiskInfo getDiskInfo()

Gets the current disk information based on the configured repository base path.

Returns:

a DiskInfo object containing the disk usage information

previousAlarmStatus

protected DiskStatus previousAlarmStatus(org.craftercms.commons.monitoring.DiskInfo newDiskInfo,
 DiskStatus previousStatus,
 int lowWaterMark,
 int highWaterMark)

Handles the case where the previous disk status was an alarm. Checks the current disk usage and if still above the low watermark, it keeps the alarm state.

Parameters:

newDiskInfo - the new disk information

previousStatus - the previous disk status

lowWaterMark - the low watermark percentage

highWaterMark - the high watermark percentage

Returns:

a new DiskStatus object with the updated disk information and alarm state

getDiskStatus

public DiskStatus getDiskStatus()