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// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
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package com.cloud.storage.snapshot;
import org.apache.cloudstack.engine.subsystem.api.storage.SnapshotInfo;
import org.apache.cloudstack.engine.subsystem.api.storage.VolumeInfo;
import com.cloud.agent.api.Answer;
import com.cloud.agent.api.Command;
import com.cloud.exception.ResourceAllocationException;
import com.cloud.storage.Snapshot;
import com.cloud.storage.SnapshotVO;
import com.cloud.storage.Volume;
/**
*
*
*/
public interface SnapshotManager {
public static final int HOURLYMAX = 8;
public static final int DAILYMAX = 8;
public static final int WEEKLYMAX = 8;
public static final int MONTHLYMAX = 12;
public static final int DELTAMAX = 16;
void deletePoliciesForVolume(Long volumeId);
/**
* For each of the volumes in the account, (which can span across multiple zones and multiple secondary storages), delete
* the dir on the secondary storage which contains the backed up snapshots for that volume. This is called during
* deleteAccount.
*
* @param accountId
* The account which is to be deleted.
*/
boolean deleteSnapshotDirsForAccount(long accountId);
String getSecondaryStorageURL(SnapshotVO snapshot);
//void deleteSnapshotsDirForVolume(String secondaryStoragePoolUrl, Long dcId, Long accountId, Long volumeId);
boolean canOperateOnVolume(Volume volume);
Answer sendToPool(Volume vol, Command cmd);
SnapshotVO getParentSnapshot(VolumeInfo volume);
Snapshot backupSnapshot(Long snapshotId);
SnapshotInfo takeSnapshot(VolumeInfo volume) throws ResourceAllocationException;
}