com.netflix.priam.backup

Class AbstractBackup

java.lang.Object

com.netflix.priam.scheduler.Task

com.netflix.priam.backup.AbstractBackup

All Implemented Interfaces:

org.quartz.Job

Direct Known Subclasses:

CommitLogBackupTask, IncrementalBackup, SnapshotBackup, SnapshotMetaTask

public abstract class AbstractBackup
extends Task

Abstract Backup class for uploading files to backup location

Nested Class Summary

Nested classes/interfaces inherited from class com.netflix.priam.scheduler.Task

Task.STATE

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	SNAPSHOT_FOLDER

Fields inherited from class com.netflix.priam.scheduler.Task

config, status

Constructor Summary

Constructors

Constructor and Description
AbstractBackup(IConfiguration config)

Method Summary

Modifier and Type	Method and Description
static java.util.Set<java.nio.file.Path>	getBackupDirectories(IConfiguration config, java.lang.String monitoringFolder) Get all the backup directories for Cassandra.
protected java.lang.String	getColumnFamily(java.io.File backupDir)
protected java.lang.String	getKeyspace(java.io.File backupDir)
protected static java.io.File[]	getSecondaryIndexDirectories(java.io.File backupDir)
protected void	initiateBackup(java.lang.String monitoringFolder, BackupRestoreUtil backupRestoreUtil)
protected static boolean	isAReadableDirectory(java.io.File dir)
protected abstract void	processColumnFamily(java.io.File backupDir) Process the columnfamily in a given snapshot/backup directory.

Methods inherited from class com.netflix.priam.scheduler.Task

execute, execute, getErrorCount, getExecutionCount, getName, initialize, state

Methods inherited from class java.lang.Object

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

Field Detail

SNAPSHOT_FOLDER

public static final java.lang.String SNAPSHOT_FOLDER

See Also:

Constant Field Values

Constructor Detail

AbstractBackup

@Inject
public AbstractBackup(IConfiguration config)

Method Detail

initiateBackup

protected final void initiateBackup(java.lang.String monitoringFolder,
                                    BackupRestoreUtil backupRestoreUtil)
                             throws java.lang.Exception

Throws:

java.lang.Exception

getColumnFamily

protected java.lang.String getColumnFamily(java.io.File backupDir)

getKeyspace

protected java.lang.String getKeyspace(java.io.File backupDir)

processColumnFamily

protected abstract void processColumnFamily(java.io.File backupDir)
                                     throws java.lang.Exception

Process the columnfamily in a given snapshot/backup directory.

Parameters:

backupDir - Location of the backup/snapshot directory in that columnfamily.

Throws:

java.lang.Exception - throws exception if there is any error in process the directory.

getBackupDirectories

public static java.util.Set<java.nio.file.Path> getBackupDirectories(IConfiguration config,
                                                                     java.lang.String monitoringFolder)
                                                              throws java.lang.Exception

Get all the backup directories for Cassandra.

Parameters:

config - to get the location of the data folder.

monitoringFolder - folder where cassandra backup's are configured.

Returns:

Set of the path(s) containing the backup folder for each columnfamily.

Throws:

java.lang.Exception - incase of IOException.

getSecondaryIndexDirectories

protected static java.io.File[] getSecondaryIndexDirectories(java.io.File backupDir)

isAReadableDirectory

protected static boolean isAReadableDirectory(java.io.File dir)