package org.ovirt.engine.core.bll.gluster;
import java.util.Collections;
import java.util.Map;
import javax.inject.Inject;
import org.ovirt.engine.core.bll.LockMessagesMatchUtil;
import org.ovirt.engine.core.bll.context.CommandContext;
import org.ovirt.engine.core.common.action.LockProperties;
import org.ovirt.engine.core.common.action.LockProperties.Scope;
import org.ovirt.engine.core.common.action.gluster.GlusterVolumeParameters;
import org.ovirt.engine.core.common.errors.EngineMessage;
import org.ovirt.engine.core.common.locks.LockingGroup;
import org.ovirt.engine.core.common.utils.Pair;
import org.ovirt.engine.core.compat.Guid;
import org.ovirt.engine.core.dao.gluster.GlusterVolumeSnapshotDao;
import org.ovirt.engine.core.utils.lock.EngineLock;
public abstract class GlusterSnapshotCommandBase<T extends GlusterVolumeParameters> extends GlusterVolumeCommandBase<T> {
@Inject
protected GlusterVolumeSnapshotDao glusterVolumeSnapshotDao;
public GlusterSnapshotCommandBase(T params, CommandContext commandContext) {
super(params, commandContext);
setGlusterVolumeId(params.getVolumeId());
}
@Override
protected LockProperties applyLockProperties(LockProperties lockProperties) {
return lockProperties.withScope(Scope.Execution).withWait(true);
}
@Override
protected void setActionMessageParameters() {
addValidationMessage(EngineMessage.VAR__TYPE__GLUSTER_VOLUME_SNAPSHOT);
addValidationMessageVariable("volumeName", getGlusterVolumeName());
addValidationMessageVariable("cluster", getClusterName());
}
@Override
protected Map<String, Pair<String, String>> getExclusiveLocks() {
if (!isInternalExecution()) {
return Collections.singletonMap(getGlusterVolumeId().toString(),
LockMessagesMatchUtil.makeLockingPair(LockingGroup.GLUSTER_SNAPSHOT,
EngineMessage.ACTION_TYPE_FAILED_VOLUME_SNAPSHOT_LOCKED));
}
return null;
}
protected EngineLock acquireEngineLock(Guid id, LockingGroup group) {
EngineLock lock = new EngineLock(Collections.singletonMap(id.toString(),
LockMessagesMatchUtil.makeLockingPair(group,
EngineMessage.ACTION_TYPE_FAILED_VOLUME_OPERATION_IN_PROGRESS)), null);
lockManager.acquireLockWait(lock);
return lock;
}
}