/*************************************************************************
* (c) Copyright 2017 Hewlett Packard Enterprise Development Company LP
*
* This program 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; version 3 of the License.
*
* This program 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 com.eucalyptus.loadbalancing.workflow;
import com.amazonaws.services.simpleworkflow.model.WorkflowExecutionAlreadyStartedException;
import com.eucalyptus.simpleworkflow.common.client.WorkflowStarter;
import com.eucalyptus.simpleworkflow.common.client.WorkflowStarterException;
import org.apache.log4j.Logger;
public class UpgradeLoadBalancerWorkflowStarter implements WorkflowStarter {
private static Logger LOG =
Logger.getLogger( UpgradeLoadBalancerWorkflowStarter.class );
private static final String ELB_UPGRADE_LOADBALANCER_WORKFLOW_ID =
"upgrade-loadbalancer-workflow-01";
@Override
public void start() throws WorkflowStarterException {
try {
final UpgradeLoadBalancerWorkflowClientExternal workflow =
WorkflowClients.getUpgradeLoadBalancerClient(ELB_UPGRADE_LOADBALANCER_WORKFLOW_ID);
workflow.upgradeLoadBalancer();
} catch(final WorkflowExecutionAlreadyStartedException ex ) {
;
}catch(final Exception ex) {
throw new WorkflowStarterException("Failed to start loadbalancing upgrade workflow", ex);
}
}
@Override
public String name() {
return "LOADBALANCING_SERVICE_UPGRADE_WORKFLOW";
}
}