-/*
+/**
* Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
package org.opendaylight.openflowplugin.openflow.ofswitch.config;
-import java.util.Set;
-import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
+import java.util.Collection;
+import java.util.concurrent.Callable;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.DataObjectModification.ModificationType;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.openflowplugin.api.OFConstants;
+import org.opendaylight.openflowplugin.common.wait.SimpleTaskRetryLooper;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
import org.opendaylight.yang.gen.v1.urn.opendaylight.module.config.rev141015.NodeConfigService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.module.config.rev141015.SetConfigInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.SwitchConfigFlag;
-import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
-/**
- * Created by Martin Bobak mbobak@cisco.com on 10/14/14.
- */
-public class DefaultConfigPusher implements AutoCloseable, DataChangeListener {
-
- private NodeConfigService nodeConfigService;
+public class DefaultConfigPusher implements AutoCloseable, DataTreeChangeListener<FlowCapableNode> {
+ private static final Logger LOG = LoggerFactory.getLogger(DefaultConfigPusher.class);
+ private static final long STARTUP_LOOP_TICK = 500L;
+ private static final int STARTUP_LOOP_MAX_RETRIES = 8;
+ private final NodeConfigService nodeConfigService;
+ private final DataBroker dataBroker;
+ private ListenerRegistration<DataTreeChangeListener> listenerRegistration;
- public DefaultConfigPusher(NodeConfigService nodeConfigService) {
+ public DefaultConfigPusher(NodeConfigService nodeConfigService, DataBroker dataBroker) {
this.nodeConfigService = nodeConfigService;
+ this.dataBroker = dataBroker;
}
- @Override
- public void close() throws Exception {
-
+ public void start() {
+ try {
+ final InstanceIdentifier<FlowCapableNode> path = InstanceIdentifier.create(Nodes.class).child(Node.class).augmentation(FlowCapableNode.class);
+ final DataTreeIdentifier<FlowCapableNode> identifier = new DataTreeIdentifier(LogicalDatastoreType.OPERATIONAL, path);
+ final SimpleTaskRetryLooper looper = new SimpleTaskRetryLooper(STARTUP_LOOP_TICK, STARTUP_LOOP_MAX_RETRIES);
+ listenerRegistration = looper.loopUntilNoException(new Callable<ListenerRegistration<DataTreeChangeListener>>() {
+ @Override
+ public ListenerRegistration<DataTreeChangeListener> call() throws Exception {
+ return dataBroker.registerDataTreeChangeListener(identifier, DefaultConfigPusher.this);
+ }
+ });
+ } catch (Exception e) {
+ LOG.error("DataTreeChangeListener registration failed: {}", e);
+ throw new IllegalStateException("DefaultConfigPusher startup failed!", e);
+ }
+ LOG.info("DefaultConfigPusher has started.");
}
@Override
- public void onDataChanged(AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
- final Set<InstanceIdentifier<?>> changedDataKeys = change.getCreatedData().keySet();
+ public void close() {
+ if(listenerRegistration != null) {
+ listenerRegistration.close();
+ }
+ }
- if (changedDataKeys != null) {
- for (InstanceIdentifier<?> key : changedDataKeys) {
+ @Override
+ public void onDataTreeChanged(@Nonnull final Collection<DataTreeModification<FlowCapableNode>> modifications) {
+ for (DataTreeModification modification : modifications) {
+ if (modification.getRootNode().getModificationType() == ModificationType.WRITE) {
SetConfigInputBuilder setConfigInputBuilder = new SetConfigInputBuilder();
setConfigInputBuilder.setFlag(SwitchConfigFlag.FRAGNORMAL.toString());
setConfigInputBuilder.setMissSearchLength(OFConstants.OFPCML_NO_BUFFER);
- setConfigInputBuilder.setNode(new NodeRef(key.firstIdentifierOf(Node.class)));
+ setConfigInputBuilder.setNode(new NodeRef(modification.getRootPath().getRootIdentifier().firstIdentifierOf(Node.class)));
nodeConfigService.setConfig(setConfigInputBuilder.build());
}
}
-
}
+
}