hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transactions/md/PhysicalPortUpdateCommand.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.ovsdb.hwvtepsouthbound.transactions.md;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.Map;
  14 import java.util.Map.Entry;
  15
  16 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  17 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  18 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  19 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  20 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  21 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  22 import org.opendaylight.ovsdb.lib.notation.UUID;
  23 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  24 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  25 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  26 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalPort;
  27 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalSwitch;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepLogicalSwitchRef;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalPortAugmentation;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalPortAugmentationBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Switches;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical.port.attributes.VlanBindings;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical.port.attributes.VlanBindingsBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical.port.attributes.VlanBindingsKey;
  40
  41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  42 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  43 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  44 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  46 import org.opendaylight.yangtools.yang.binding.DataObject;
  47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 import com.google.common.base.Optional;
  52
  53 public class PhysicalPortUpdateCommand extends AbstractTransactionCommand {
  54
  55     private static final Logger LOG = LoggerFactory.getLogger(PhysicalPortUpdateCommand.class);
  56     private Map<UUID, PhysicalPort> updatedPPRows;
  57     private Map<UUID, PhysicalPort> oldPPRows;
  58     private Map<UUID, PhysicalSwitch> switchUpdatedRows;
  59     private Map<UUID, LogicalSwitch> lSwitchUpdatedRows;
  60
  61     public PhysicalPortUpdateCommand(HwvtepConnectionInstance key, TableUpdates updates, DatabaseSchema dbSchema) {
  62         super(key, updates, dbSchema);
  63         updatedPPRows = TyperUtils.extractRowsUpdated(PhysicalPort.class, getUpdates(), getDbSchema());
  64         oldPPRows = TyperUtils.extractRowsOld(PhysicalPort.class, getUpdates(), getDbSchema());
  65         switchUpdatedRows = TyperUtils.extractRowsUpdated(PhysicalSwitch.class, getUpdates(), getDbSchema());
  66         lSwitchUpdatedRows = TyperUtils.extractRowsUpdated(LogicalSwitch.class, getUpdates(), getDbSchema());
  67     }
  68
  69     @Override
  70     public void execute(ReadWriteTransaction transaction) {
  71         final InstanceIdentifier<Node> connectionIId = getOvsdbConnectionInstance().getInstanceIdentifier();
  72         if (updatedPPRows.isEmpty()) {
  73             return;
  74         }
  75         LOG.trace("PhysicalPortTable updated: {}", updatedPPRows);
  76         Optional<Node> node = HwvtepSouthboundUtil.readNode(transaction, connectionIId);
  77         if (node.isPresent()) {
  78             updateTerminationPoints(transaction, node.get());
  79             // TODO: Handle Deletion of VLAN Bindings
  80         }
  81     }
  82
  83     private void updateTerminationPoints(ReadWriteTransaction transaction, Node node) {
  84         for (Entry<UUID, PhysicalPort> pPortUpdateEntry : updatedPPRows.entrySet()) {
  85             PhysicalPort pPortUpdate = pPortUpdateEntry.getValue();
  86             String portName = pPortUpdate.getNameColumn().getData();
  87             Optional<InstanceIdentifier<Node>> switchIid = getTerminationPointSwitch(pPortUpdateEntry.getKey());
  88             if (!switchIid.isPresent()) {
  89                 switchIid = getTerminationPointSwitch(transaction, node, portName);
  90             }
  91             if (switchIid.isPresent()) {
  92                 TerminationPointKey tpKey = new TerminationPointKey(new TpId(portName));
  93                 TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
  94                 tpBuilder.setKey(tpKey);
  95                 tpBuilder.setTpId(tpKey.getTpId());
  96                 InstanceIdentifier<TerminationPoint> tpPath = getInstanceIdentifier(switchIid.get(), pPortUpdate);
  97                 HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder =
  98                         new HwvtepPhysicalPortAugmentationBuilder();
  99                 buildTerminationPoint(tpAugmentationBuilder, pPortUpdate);
 100                 tpBuilder.addAugmentation(HwvtepPhysicalPortAugmentation.class, tpAugmentationBuilder.build());
 101                 if (oldPPRows.containsKey(pPortUpdateEntry.getKey())) {
 102                     transaction.merge(LogicalDatastoreType.OPERATIONAL, tpPath, tpBuilder.build());
 103                 } else {
 104                     transaction.put(LogicalDatastoreType.OPERATIONAL, tpPath, tpBuilder.build());
 105                 }
 106                 // Update with Deleted VlanBindings
 107                 if (oldPPRows.get(pPortUpdateEntry.getKey()) != null) {
 108                     List<InstanceIdentifier<VlanBindings>> vBIiList = new ArrayList<>();
 109                     Map<Long, UUID> oldVb = oldPPRows.get(pPortUpdateEntry.getKey()).getVlanBindingsColumn().getData();
 110                     Map<Long, UUID> updatedVb = pPortUpdateEntry.getValue().getVlanBindingsColumn().getData();
 111                     for (Map.Entry<Long, UUID> oldVbEntry : oldVb.entrySet()) {
 112                         Long key = oldVbEntry.getKey();
 113                         if (!updatedVb.containsKey(key)) {
 114                             VlanBindings vBindings = createVlanBinding(key, oldVbEntry.getValue());
 115                             InstanceIdentifier<VlanBindings> vBid = getInstanceIdentifier(tpPath, vBindings);
 116                             vBIiList.add(vBid);
 117                         }
 118                         deleteEntries(transaction, vBIiList);
 119                     }
 120                 }
 121             }
 122         }
 123     }
 124
 125     private <T extends DataObject> void deleteEntries(ReadWriteTransaction transaction,
 126             List<InstanceIdentifier<T>> entryIids) {
 127         for (InstanceIdentifier<T> entryIid : entryIids) {
 128             transaction.delete(LogicalDatastoreType.OPERATIONAL, entryIid);
 129         }
 130     }
 131
 132     private InstanceIdentifier<VlanBindings> getInstanceIdentifier(InstanceIdentifier<TerminationPoint> tpPath,
 133             VlanBindings vBindings) {
 134         return HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), tpPath, vBindings);
 135     }
 136
 137     private void buildTerminationPoint(HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder,
 138             PhysicalPort portUpdate) {
 139         updatePhysicalPortId(portUpdate, tpAugmentationBuilder);
 140         updatePort(portUpdate, tpAugmentationBuilder);
 141     }
 142
 143     private void updatePort(PhysicalPort portUpdate, HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder) {
 144         updateVlanBindings(portUpdate, tpAugmentationBuilder);
 145         tpAugmentationBuilder.setPhysicalPortUuid(new Uuid(portUpdate.getUuid().toString()));
 146     }
 147
 148     private void updatePhysicalPortId(PhysicalPort portUpdate,
 149             HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder) {
 150         tpAugmentationBuilder.setHwvtepNodeName(new HwvtepNodeName(portUpdate.getName()));
 151         if (portUpdate.getDescription() != null) {
 152             tpAugmentationBuilder.setHwvtepNodeDescription(portUpdate.getDescription());
 153         }
 154     }
 155
 156     private void updateVlanBindings(PhysicalPort portUpdate,
 157             HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder) {
 158         Map<Long, UUID> vlanBindings = portUpdate.getVlanBindingsColumn().getData();
 159         if (vlanBindings != null && !vlanBindings.isEmpty()) {
 160             List<VlanBindings> vlanBindingsList = new ArrayList<>();
 161             for (Map.Entry<Long, UUID> vlanBindingEntry : vlanBindings.entrySet()) {
 162                 Long vlanBindingKey = vlanBindingEntry.getKey();
 163                 UUID vlanBindingValue = vlanBindingEntry.getValue();
 164                 if (vlanBindingValue != null && vlanBindingKey != null) {
 165                     vlanBindingsList.add(createVlanBinding(vlanBindingKey, vlanBindingValue));
 166                 }
 167             }
 168             tpAugmentationBuilder.setVlanBindings(vlanBindingsList);
 169         }
 170     }
 171
 172     private VlanBindings createVlanBinding(Long key, UUID value) {
 173         VlanBindingsBuilder vbBuilder = new VlanBindingsBuilder();
 174         VlanBindingsKey vbKey = new VlanBindingsKey(new VlanId(key.intValue()));
 175         vbBuilder.setKey(vbKey);
 176         vbBuilder.setVlanIdKey(vbKey.getVlanIdKey());
 177         HwvtepLogicalSwitchRef lSwitchRef = this.getLogicalSwitchRef(value);
 178         vbBuilder.setLogicalSwitchRef(lSwitchRef);
 179         return vbBuilder.build();
 180     }
 181
 182     private HwvtepLogicalSwitchRef getLogicalSwitchRef(UUID switchUUID) {
 183         LogicalSwitch logicalSwitch = lSwitchUpdatedRows.get(switchUUID);
 184         if (logicalSwitch != null) {
 185             InstanceIdentifier<LogicalSwitches> lSwitchIid =
 186                     HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), logicalSwitch);
 187             return new HwvtepLogicalSwitchRef(lSwitchIid);
 188         }
 189         return null;
 190     }
 191
 192     private Optional<InstanceIdentifier<Node>> getTerminationPointSwitch(UUID portUUID) {
 193         for (PhysicalSwitch updatedPhysicalSwitch : switchUpdatedRows.values()) {
 194             if (updatedPhysicalSwitch.getPortsColumn().getData().contains(portUUID)) {
 195                 return Optional.of(HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(),
 196                         updatedPhysicalSwitch));
 197             }
 198         }
 199         return Optional.absent();
 200     }
 201
 202     private Optional<InstanceIdentifier<Node>> getTerminationPointSwitch(final ReadWriteTransaction transaction,
 203             Node node, String tpName) {
 204         HwvtepGlobalAugmentation hwvtepNode = node.getAugmentation(HwvtepGlobalAugmentation.class);
 205         List<Switches> switchNodes = hwvtepNode.getSwitches();
 206         for (Switches managedNodeEntry : switchNodes) {
 207             @SuppressWarnings("unchecked")
 208             Node switchNode = HwvtepSouthboundUtil
 209                     .readNode(transaction, (InstanceIdentifier<Node>) managedNodeEntry.getSwitchRef().getValue()).get();
 210             TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 211             TerminationPointKey tpKey = new TerminationPointKey(new TpId(tpName));
 212             tpBuilder.setKey(tpKey);
 213             if (switchNode.getTerminationPoint() != null
 214                     && switchNode.getTerminationPoint().contains(tpBuilder.build())) {
 215                 return Optional.of((InstanceIdentifier<Node>) managedNodeEntry.getSwitchRef().getValue());
 216             }
 217         }
 218         return Optional.absent();
 219     }
 220
 221     private InstanceIdentifier<TerminationPoint> getInstanceIdentifier(InstanceIdentifier<Node> switchIid,
 222             PhysicalPort pPort) {
 223         return switchIid.child(TerminationPoint.class, new TerminationPointKey(new TpId(pPort.getName())));
 224     }
 225
 226 }