/*
* Copyright (c) 2015 Huawei Technologies and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.groupbasedpolicy.renderer.faas;
import java.util.concurrent.ScheduledExecutorService;
import com.google.common.annotations.VisibleForTesting;
import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
import org.opendaylight.yang.gen.v1.urn.opendaylight.faas.logical.faas.common.rev151013.Uuid;
import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.Tenant;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class FaasTenantManagerListener implements DataChangeListener {
private static final Logger LOG = LoggerFactory.getLogger(FaasTenantManagerListener.class);
private final ScheduledExecutorService executor;
private final TenantId gbpTenantId;
private final Uuid faasTenantId;
private final FaasPolicyManager policyManager;
public FaasTenantManagerListener(FaasPolicyManager policyManager, TenantId gbpTenantId, Uuid faasTenantId,
ScheduledExecutorService executor) {
this.executor = executor;
this.faasTenantId = faasTenantId;
this.gbpTenantId = gbpTenantId;
this.policyManager = policyManager;
}
@Override
public void onDataChanged(final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
executor.execute(new Runnable() {
public void run() {
executeEvent(change);
}
});
}
@VisibleForTesting
void executeEvent(final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
// Remove
for (InstanceIdentifier<?> iid : change.getRemovedPaths()) {
DataObject old = change.getOriginalData().get(iid);
if (old == null) {
continue;
}
if (old instanceof Tenant) {
Tenant tenant = (Tenant) old;
if (tenant.getId().equals(gbpTenantId)) {
LOG.info("Removed gbp Tenant {} -- faas Tenant {}", gbpTenantId.getValue(),
faasTenantId.getValue());
this.policyManager.removeTenantLogicalNetwork(gbpTenantId, faasTenantId);
}
}
}
}
}