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/*******************************************************************************
* Copyright (c) 2006-2011 Gluster, Inc. <http://www.gluster.com>
* This file is part of Gluster Management Console.
*
* Gluster Management Console is free software; you can redistribute
* it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* Gluster Management Console is distributed in the hope that it
* will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*******************************************************************************/
package org.gluster.storage.management.console.actions;
import java.net.URI;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.gluster.storage.management.client.TasksClient;
import org.gluster.storage.management.client.VolumesClient;
import org.gluster.storage.management.console.GlusterDataModelManager;
import org.gluster.storage.management.console.utils.GUIHelper;
import org.gluster.storage.management.core.model.Status;
import org.gluster.storage.management.core.model.TaskInfo;
import org.gluster.storage.management.core.model.Volume;
public class RebalanceVolumeAction extends AbstractActionDelegate {
private Volume volume;
private GUIHelper guiHelper = GUIHelper.getInstance();
@Override
protected void performAction(final IAction action) {
final String actionDesc = action.getDescription();
try {
TaskInfo existingTaskInfo = GlusterDataModelManager.getInstance().getTaskByReference(volume.getName());
if (existingTaskInfo != null && existingTaskInfo.getStatus().getCode() != Status.STATUS_CODE_SUCCESS
&& existingTaskInfo.getStatus().getCode() != Status.STATUS_CODE_FAILURE) {
showInfoDialog(actionDesc, "Volume [" + volume.getName()
+ "] rebalance is already in progress! Try later.");
return;
}
URI uri = new VolumesClient().rebalanceStart(volume.getName(), false, false, false);
// Add the task to model
TasksClient taskClient = new TasksClient();
TaskInfo taskInfo = taskClient.getTaskInfo(uri);
if (taskInfo != null) {
GlusterDataModelManager.getInstance().addTask(taskInfo);
}
if (taskInfo.getStatus().getCode() == Status.STATUS_CODE_ERROR) {
showWarningDialog(actionDesc, "Volume [" + volume.getName()
+ "] rebalance started, but following error occured: " + taskInfo.getStatus());
} else {
showInfoDialog(actionDesc, "Volume [" + volume.getName() + "] rebalance started successfully!");
}
guiHelper.showTaskView();
} catch (Exception e) {
showErrorDialog(actionDesc, "Volume rebalance could not be started on [" + volume.getName() + "]! Error: ["
+ e.getMessage() + "]");
}
}
@Override
public void selectionChanged(IAction action, ISelection selection) {
super.selectionChanged(action, selection);
Volume selectedVolume = guiHelper.getSelectedEntity(getWindow(), Volume.class);
if (selectedVolume != null) {
volume = selectedVolume;
action.setEnabled(true);
} else {
action.setEnabled(false);
}
}
@Override
public void dispose() {
System.out.println("Disposing [" + this.getClass().getSimpleName() + "]");
}
}
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