--- /dev/null
+/**
+ * Copyright (c) 2015 Cisco Systems, Inc. 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.openflowplugin.impl.device;
+
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.SettableFuture;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.Future;
+import javax.annotation.Nonnull;
+import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
+import org.opendaylight.openflowplugin.api.openflow.device.XidGenerator;
+import org.opendaylight.openflowplugin.impl.common.MultipartRequestInputFactory;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.Counter32;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupFeatures;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupFeaturesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.group.features.GroupFeaturesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.Chaining;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.ChainingChecks;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupAll;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupCapability;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupFf;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupIndirect;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupSelect;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.SelectLiveness;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.SelectWeight;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.NodeMeterFeatures;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.NodeMeterFeaturesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.nodes.node.MeterFeaturesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBand;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBandDrop;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBandDscpRemark;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBurst;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterCapability;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterKbps;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterPktps;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterStats;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ActionType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.desc._case.MultipartReplyDesc;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.features._case.MultipartReplyGroupFeatures;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.features._case.MultipartReplyMeterFeatures;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.MultipartReplyTableFeatures;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * openflowplugin-impl
+ * org.opendaylight.openflowplugin.impl.device
+ *
+ * Class is a helper to prepare FlowCapableNode with whole internal future structure.
+ * Everything is realized by {@link ListenableFuture} objects.
+ *
+ * @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
+ *
+ * Created: Mar 27, 2015
+ */
+class PostHandshakeNodeProducer {
+
+ private static final Logger LOG = LoggerFactory.getLogger(PostHandshakeNodeProducer.class);
+
+ private final Map<Long, Future<?>> futures;
+ private final XidGenerator xidGenerator;
+ private final ConnectionContext connectionContext;
+ private SettableFuture<Node> deviceFuture;
+
+ public PostHandshakeNodeProducer (@Nonnull final ConnectionContext connectionContext,
+ @Nonnull final XidGenerator xidGenerator) {
+ this.xidGenerator = Preconditions.checkNotNull(xidGenerator);
+ this.connectionContext = Preconditions.checkNotNull(connectionContext);
+ futures = new ConcurrentHashMap<>();
+ }
+
+ public ListenableFuture<Node> prepareFlowCapabeNode() {
+ deviceFuture = SettableFuture.create();
+ final NodeBuilder nodeBuilder = new NodeBuilder();
+ nodeBuilder.setId(connectionContext.getNodeId());
+ nodeBuilder.setKey(new NodeKey(connectionContext.getNodeId()));
+ final Short version = connectionContext.getFeatures().getVersion();
+
+ final long nodeDescXid = xidGenerator.generate().getValue();
+ futures.put(nodeDescXid, queryDescription(connectionContext, nodeDescXid, nodeBuilder));
+
+ final long meterFutureXid = xidGenerator.generate().getValue();
+ futures.put(meterFutureXid, queryMeterFuture(connectionContext, meterFutureXid, nodeBuilder));
+
+ final long groupFutureXid = xidGenerator.generate().getValue();
+ futures.put(groupFutureXid, queryGroupFuture(connectionContext, groupFutureXid, nodeBuilder));
+
+ final long tableFutureXid = xidGenerator.generate().getValue();
+ futures.put(tableFutureXid, queryTableFuture(connectionContext, tableFutureXid, nodeBuilder));
+
+ connectionContext.getConnectionAdapter().multipartRequest(MultipartRequestInputFactory
+ .makeMultipartRequestInput(nodeDescXid, version, MultipartType.OFPMPDESC));
+ connectionContext.getConnectionAdapter().multipartRequest(MultipartRequestInputFactory
+ .makeMultipartRequestInput(meterFutureXid, version, MultipartType.OFPMPMETERFEATURES));
+ connectionContext.getConnectionAdapter().multipartRequest(MultipartRequestInputFactory
+ .makeMultipartRequestInput(groupFutureXid, version, MultipartType.OFPMPGROUPFEATURES));
+ connectionContext.getConnectionAdapter().multipartRequest(MultipartRequestInputFactory
+ .makeMultipartRequestInput(tableFutureXid, version, MultipartType.OFPMPTABLEFEATURES));
+
+ return deviceFuture;
+ }
+
+ private ListenableFuture<Collection<MultipartReply>> queryTableFuture(final ConnectionContext connectionContext,
+ final long tableFutureXid, final NodeBuilder nodeBuilder) {
+ final ListenableFuture<Collection<MultipartReply>> nodeTableFuture = connectionContext.registerMultipartMsg(tableFutureXid);
+ Futures.addCallback(nodeTableFuture, new FutureCallback<Collection<MultipartReply>>() {
+
+ @Override
+ public void onSuccess(final Collection<MultipartReply> result) {
+ Preconditions.checkArgument(result != null && ( ! result.isEmpty()), "Node table future info result is null or empty!");
+ final FlowCapableNode flowCapNode = nodeBuilder.getAugmentation(FlowCapableNode.class);
+ final FlowCapableNodeBuilder flowCapAugBuilder = flowCapNode != null
+ ? new FlowCapableNodeBuilder(flowCapNode) : new FlowCapableNodeBuilder();
+ for (final MultipartReply reply : result) {
+ final MultipartReplyTableFeaturesCase replyBody = (MultipartReplyTableFeaturesCase) reply.getMultipartReplyBody();
+ final MultipartReplyTableFeatures tableFutures = replyBody.getMultipartReplyTableFeatures();
+ // FIXME : add DataStore model in future commits in this chain
+ }
+ checkForFinalization(tableFutureXid, nodeBuilder);
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.info("Failed to retrieve node table future info: {}", t.getMessage());
+ checkForFinalization(tableFutureXid, nodeBuilder);
+ }
+ });
+
+ return nodeTableFuture;
+ }
+
+ private ListenableFuture<Collection<MultipartReply>> queryGroupFuture(final ConnectionContext connectionContext,
+ final long groupFutureXid, final NodeBuilder nodeBuilder) {
+ final ListenableFuture<Collection<MultipartReply>> nodeGroupFuture = connectionContext.registerMultipartMsg(groupFutureXid);
+ Futures.addCallback(nodeGroupFuture, new FutureCallback<Collection<MultipartReply>>() {
+
+ @Override
+ public void onSuccess(final Collection<MultipartReply> result) {
+ Preconditions.checkArgument(result != null && ( ! result.isEmpty()), "Node group future info result is null or empty!");
+ final NodeGroupFeaturesBuilder nodeGroupFeaturesBuilder = new NodeGroupFeaturesBuilder();
+ final GroupFeaturesBuilder groupFeature = new GroupFeaturesBuilder();
+ for (final MultipartReply reply : result) {
+ final MultipartReplyGroupFeaturesCase replyBody = (MultipartReplyGroupFeaturesCase) reply.getMultipartReplyBody();
+ final MultipartReplyGroupFeatures groupReplyFutures = replyBody.getMultipartReplyGroupFeatures();
+ groupFeature.setMaxGroups(groupReplyFutures.getMaxGroups());
+ final List<Class<? extends GroupType>> supportedGroups = new ArrayList<>();
+ if(groupReplyFutures.getTypes().isOFPGTALL()){
+ supportedGroups.add(GroupAll.class);
+ }
+ if(groupReplyFutures.getTypes().isOFPGTSELECT()){
+ supportedGroups.add(GroupSelect.class);
+ }
+ if(groupReplyFutures.getTypes().isOFPGTINDIRECT()){
+ supportedGroups.add(GroupIndirect.class);
+ }
+ if(groupReplyFutures.getTypes().isOFPGTFF()){
+ supportedGroups.add(GroupFf.class);
+ }
+ groupFeature.setGroupTypesSupported(supportedGroups);
+
+ final List<Class<? extends GroupCapability>> gCapability = new ArrayList<>();
+ if(groupReplyFutures.getCapabilities().isOFPGFCCHAINING()){
+ gCapability.add(Chaining.class);
+ }
+ if(groupReplyFutures.getCapabilities().isOFPGFCCHAININGCHECKS()){
+ gCapability.add(ChainingChecks.class);
+ }
+ if(groupReplyFutures.getCapabilities().isOFPGFCSELECTLIVENESS()){
+ gCapability.add(SelectLiveness.class);
+ }
+ if(groupReplyFutures.getCapabilities().isOFPGFCSELECTWEIGHT()){
+ gCapability.add(SelectWeight.class);
+ }
+ groupFeature.setGroupCapabilitiesSupported(gCapability);
+ /* TODO :
+ * My recommendation would be, its good to have a respective model of
+ * 'type bits', which will generate a class where all these flags will eventually
+ * be stored as boolean. It will be convenient for application to check the
+ * supported action, rather then doing bitmap operation.
+ */
+ final List<Long> supportActionByGroups = new ArrayList<>();
+ for (final ActionType actionType : groupReplyFutures.getActionsBitmap()) {
+ long supportActionBitmap = 0;
+ supportActionBitmap |= actionType.isOFPATOUTPUT()?(1 << 0): 0;
+ supportActionBitmap |= actionType.isOFPATCOPYTTLOUT()?(1 << 11): 0;
+ supportActionBitmap |= actionType.isOFPATCOPYTTLIN()?(1 << 12): 0;
+ supportActionBitmap |= actionType.isOFPATSETMPLSTTL()?(1 << 15): 0;
+ supportActionBitmap |= actionType.isOFPATDECMPLSTTL()?(1 << 16): 0;
+ supportActionBitmap |= actionType.isOFPATPUSHVLAN()?(1 << 17): 0;
+ supportActionBitmap |= actionType.isOFPATPOPVLAN()?(1 << 18): 0;
+ supportActionBitmap |= actionType.isOFPATPUSHMPLS()?(1 << 19): 0;
+ supportActionBitmap |= actionType.isOFPATPOPMPLS()?(1 << 20): 0;
+ supportActionBitmap |= actionType.isOFPATSETQUEUE()?(1 << 21): 0;
+ supportActionBitmap |= actionType.isOFPATGROUP()?(1 << 22): 0;
+ supportActionBitmap |= actionType.isOFPATSETNWTTL()?(1 << 23): 0;
+ supportActionBitmap |= actionType.isOFPATDECNWTTL()?(1 << 24): 0;
+ supportActionBitmap |= actionType.isOFPATSETFIELD()?(1 << 25): 0;
+ supportActionBitmap |= actionType.isOFPATPUSHPBB()?(1 << 26): 0;
+ supportActionBitmap |= actionType.isOFPATPOPPBB()?(1 << 27): 0;
+ supportActionByGroups.add(Long.valueOf(supportActionBitmap));
+ }
+ groupFeature.setActions(supportActionByGroups);
+ }
+ nodeGroupFeaturesBuilder.setGroupFeatures(groupFeature.build());
+ nodeBuilder.addAugmentation(NodeGroupFeatures.class, nodeGroupFeaturesBuilder.build());
+ checkForFinalization(groupFutureXid, nodeBuilder);
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.info("Failed to retrieve node group future info: {}", t.getMessage());
+ checkForFinalization(groupFutureXid, nodeBuilder);
+ }
+ });
+
+ return nodeGroupFuture;
+ }
+
+ private ListenableFuture<Collection<MultipartReply>> queryMeterFuture(final ConnectionContext connectionContext,
+ final long meterFutureXid, final NodeBuilder nodeBuilder) {
+ final ListenableFuture<Collection<MultipartReply>> nodeMeterFuture = connectionContext.registerMultipartMsg(meterFutureXid);
+ Futures.addCallback(nodeMeterFuture, new FutureCallback<Collection<MultipartReply>>() {
+
+ @Override
+ public void onSuccess(final Collection<MultipartReply> result) {
+ Preconditions.checkArgument(result != null && ( ! result.isEmpty()), "Node meter future info result is null or empty!");
+ final NodeMeterFeaturesBuilder nodeMeterFeaturesBuilder = new NodeMeterFeaturesBuilder();
+ final MeterFeaturesBuilder meterFeature = new MeterFeaturesBuilder();
+ for (final MultipartReply reply : result) {
+ final MultipartReplyMeterFeaturesCase replyBody = (MultipartReplyMeterFeaturesCase) reply.getMultipartReplyBody();
+ final MultipartReplyMeterFeatures meterReplyFutures = replyBody.getMultipartReplyMeterFeatures();
+ meterFeature.setMaxBands(meterReplyFutures.getMaxBands());
+ meterFeature.setMaxColor(meterReplyFutures.getMaxColor());
+ meterFeature.setMaxMeter(new Counter32(meterReplyFutures.getMaxMeter()));
+ final List<Class<? extends MeterBand>> meterBandTypes = new ArrayList<>();
+ if (meterReplyFutures.getBandTypes().isOFPMBTDROP()) {
+ meterBandTypes.add(MeterBandDrop.class);
+ }
+ if (meterReplyFutures.getBandTypes().isOFPMBTDSCPREMARK()) {
+ meterBandTypes.add(MeterBandDscpRemark.class);
+ }
+ meterFeature.setMeterBandSupported(Collections.unmodifiableList(meterBandTypes));
+
+ final List<java.lang.Class<? extends MeterCapability>> mCapability = new ArrayList<>();
+ if (meterReplyFutures.getCapabilities().isOFPMFBURST()) {
+ mCapability.add(MeterBurst.class);
+ }
+ if(meterReplyFutures.getCapabilities().isOFPMFKBPS()){
+ mCapability.add(MeterKbps.class);
+
+ }
+ if(meterReplyFutures.getCapabilities().isOFPMFPKTPS()){
+ mCapability.add(MeterPktps.class);
+
+ }
+ if(meterReplyFutures.getCapabilities().isOFPMFSTATS()){
+ mCapability.add(MeterStats.class);
+
+ }
+ meterFeature.setMeterCapabilitiesSupported(Collections.unmodifiableList(mCapability));
+ }
+ nodeMeterFeaturesBuilder.setMeterFeatures(meterFeature.build());
+ nodeBuilder.addAugmentation(NodeMeterFeatures.class, nodeMeterFeaturesBuilder.build());
+ checkForFinalization(meterFutureXid, nodeBuilder);
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.info("Failed to retrieve node meter future info: {}", t.getMessage());
+ checkForFinalization(meterFutureXid, nodeBuilder);
+ }
+ });
+
+ return nodeMeterFuture;
+ }
+
+ private ListenableFuture<Collection<MultipartReply>> queryDescription(final ConnectionContext connectionContext,
+ final long nodeDescXid, final NodeBuilder nodeBuilder) {
+ final ListenableFuture<Collection<MultipartReply>> nodeDesc = connectionContext.registerMultipartMsg(nodeDescXid);
+ final Short nrOfTables = connectionContext.getFeatures().getTables();
+ Futures.addCallback(nodeDesc, new FutureCallback<Collection<MultipartReply>>() {
+
+ @Override
+ public void onSuccess(final Collection<MultipartReply> result) {
+ Preconditions.checkArgument(result != null && ( ! result.isEmpty()), "Node static info result is null or empty!");
+ final FlowCapableNode flowCapNode = nodeBuilder.getAugmentation(FlowCapableNode.class);
+ final FlowCapableNodeBuilder flowCapAugBuilder = flowCapNode != null
+ ? new FlowCapableNodeBuilder(flowCapNode) : new FlowCapableNodeBuilder();
+ final List<Table> tables = flowCapAugBuilder.getTable();
+ for (int i = 0; i < nrOfTables.intValue(); i++) {
+ final Short id = Short.valueOf(((short) i));
+ tables.add(new TableBuilder().setId(id).setKey(new TableKey(id)).build());
+ }
+ flowCapAugBuilder.setTable(tables);
+ for (final MultipartReply reply : result) {
+ final MultipartReplyDescCase replyBody = (MultipartReplyDescCase) reply.getMultipartReplyBody();
+ final MultipartReplyDesc description = replyBody.getMultipartReplyDesc();
+ flowCapAugBuilder.setDescription(choiseValues(flowCapAugBuilder.getDescription(), description.getDpDesc()));
+ flowCapAugBuilder.setHardware(choiseValues(flowCapAugBuilder.getHardware(), description.getHwDesc()));
+ flowCapAugBuilder.setManufacturer(choiseValues(flowCapAugBuilder.getManufacturer(), description.getMfrDesc()));
+ flowCapAugBuilder.setSoftware(choiseValues(flowCapAugBuilder.getSoftware(), description.getSwDesc()));
+ flowCapAugBuilder.setSerialNumber(choiseValues(flowCapAugBuilder.getSerialNumber(), description.getSerialNum()));
+ }
+ nodeBuilder.addAugmentation(FlowCapableNode.class, flowCapAugBuilder.build());
+ checkForFinalization(nodeDescXid, nodeBuilder);
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.info("Failed to retrieve node static info: {}", t.getMessage());
+ checkForFinalization(nodeDescXid, nodeBuilder);
+ }
+ });
+
+ return nodeDesc;
+ }
+
+ private void checkForFinalization(final long xid, final NodeBuilder nodeBuilder) {
+ futures.remove(xid);
+ if (futures.isEmpty()) {
+ deviceFuture.set(nodeBuilder.build());
+ }
+ }
+
+ private static <T> T choiseValues(final T actual, final T newValue) {
+ if (actual == null || newValue != null) {
+ return newValue;
+ } else {
+ return actual;
+ }
+ }
+
+}