package org.ovirt.engine.core.bll.gluster;
import javax.inject.Inject;
import org.ovirt.engine.core.bll.NonTransactiveCommandAttribute;
import org.ovirt.engine.core.bll.context.CommandContext;
import org.ovirt.engine.core.bll.gluster.tasks.GlusterTaskUtils;
import org.ovirt.engine.core.common.AuditLogType;
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.GlusterVolumeActionParameters;
import org.ovirt.engine.core.common.asynctasks.gluster.GlusterTaskType;
import org.ovirt.engine.core.common.businessentities.gluster.GlusterStatus;
import org.ovirt.engine.core.common.businessentities.gluster.GlusterVolumeEntity;
import org.ovirt.engine.core.common.errors.EngineMessage;
import org.ovirt.engine.core.common.job.JobExecutionStatus;
import org.ovirt.engine.core.common.vdscommands.VDSCommandType;
import org.ovirt.engine.core.common.vdscommands.VDSReturnValue;
import org.ovirt.engine.core.common.vdscommands.gluster.GlusterVolumeActionVDSParameters;
/**
* BLL command to stop a Gluster volume
*/
@NonTransactiveCommandAttribute
public class StopGlusterVolumeCommand extends GlusterVolumeCommandBase<GlusterVolumeActionParameters> {
@Inject
private GlusterTaskUtils glusterTaskUtils;
public StopGlusterVolumeCommand(GlusterVolumeActionParameters params, CommandContext context) {
super(params, context);
}
@Override
protected LockProperties applyLockProperties(LockProperties lockProperties) {
return lockProperties.withScope(Scope.Execution).withWait(true);
}
@Override
protected void setActionMessageParameters() {
addValidationMessage(EngineMessage.VAR__ACTION__STOP);
addValidationMessage(EngineMessage.VAR__TYPE__GLUSTER_VOLUME);
addValidationMessageVariable("volumeName", getGlusterVolumeName());
addValidationMessageVariable("cluster", getClusterName());
}
@Override
protected boolean validate() {
if(! super.validate()) {
return false;
}
GlusterVolumeEntity volume = getGlusterVolume();
if (!volume.isOnline()) {
addValidationMessage(EngineMessage.ACTION_TYPE_FAILED_GLUSTER_VOLUME_ALREADY_STOPPED);
addValidationMessageVariable("volumeName", volume.getName());
return false;
}
if (glusterTaskUtils.isTaskOfType(volume, GlusterTaskType.REBALANCE)
&& glusterTaskUtils.isTaskStatus(volume, JobExecutionStatus.STARTED)) {
return failValidation(EngineMessage.ACTION_TYPE_FAILED_GLUSTER_VOLUME_CANNOT_STOP_REBALANCE_IN_PROGRESS);
}
if (glusterTaskUtils.isTaskOfType(volume, GlusterTaskType.REMOVE_BRICK)
&& glusterTaskUtils.isTaskStatus(volume, JobExecutionStatus.STARTED)) {
return failValidation(EngineMessage.ACTION_TYPE_FAILED_GLUSTER_VOLUME_CANNOT_STOP_REMOVE_BRICK_IN_PROGRESS);
}
return true;
}
@Override
protected void executeCommand() {
VDSReturnValue returnValue =
runVdsCommand(
VDSCommandType.StopGlusterVolume,
new GlusterVolumeActionVDSParameters(upServer.getId(),
getGlusterVolumeName(), getParameters().isForceAction()));
setSucceeded(returnValue.getSucceeded());
if (getSucceeded()) {
glusterDBUtils.updateVolumeStatus(getParameters().getVolumeId(), GlusterStatus.DOWN);
} else {
handleVdsError(AuditLogType.GLUSTER_VOLUME_STOP_FAILED, returnValue.getVdsError().getMessage());
return;
}
}
@Override
public AuditLogType getAuditLogTypeValue() {
if (getSucceeded()) {
return AuditLogType.GLUSTER_VOLUME_STOP;
} else {
return errorType == null ? AuditLogType.GLUSTER_VOLUME_STOP_FAILED : errorType;
}
}
}