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

   1 /*
   2  * Copyright (c) 2015, 2016 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
  60     public PhysicalPortUpdateCommand(HwvtepConnectionInstance key, TableUpdates updates, DatabaseSchema dbSchema) {
  61         super(key, updates, dbSchema);
  62         updatedPPRows = TyperUtils.extractRowsUpdated(PhysicalPort.class, getUpdates(), getDbSchema());
  63         oldPPRows = TyperUtils.extractRowsOld(PhysicalPort.class, getUpdates(), getDbSchema());
  64         switchUpdatedRows = TyperUtils.extractRowsUpdated(PhysicalSwitch.class, getUpdates(), getDbSchema());
  65     }
  66
  67     @Override
  68     public void execute(ReadWriteTransaction transaction) {
  69         final InstanceIdentifier<Node> connectionIId = getOvsdbConnectionInstance().getInstanceIdentifier();
  70         if (updatedPPRows.isEmpty()) {
  71             return;
  72         }
  73         LOG.trace("PhysicalPortTable updated: {}", updatedPPRows);
  74         Optional<Node> node = HwvtepSouthboundUtil.readNode(transaction, connectionIId);
  75         if (node.isPresent()) {
  76             updateTerminationPoints(transaction, node.get());
  77             // TODO: Handle Deletion of VLAN Bindings
  78         }
  79     }
  80
  81     private void updateTerminationPoints(ReadWriteTransaction transaction, Node node) {
  82         for (Entry<UUID, PhysicalPort> pPortUpdateEntry : updatedPPRows.entrySet()) {
  83             PhysicalPort pPortUpdate = pPortUpdateEntry.getValue();
  84             String portName = pPortUpdate.getNameColumn().getData();
  85             Optional<InstanceIdentifier<Node>> switchIid = getTerminationPointSwitch(pPortUpdateEntry.getKey());
  86             if (!switchIid.isPresent()) {
  87                 switchIid = getTerminationPointSwitch(transaction, node, portName);
  88             }
  89             if (switchIid.isPresent()) {
  90                 TerminationPointKey tpKey = new TerminationPointKey(new TpId(portName));
  91                 TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
  92                 tpBuilder.setKey(tpKey);
  93                 tpBuilder.setTpId(tpKey.getTpId());
  94                 InstanceIdentifier<TerminationPoint> tpPath = getInstanceIdentifier(switchIid.get(), pPortUpdate);
  95                 HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder =
  96                         new HwvtepPhysicalPortAugmentationBuilder();
  97                 buildTerminationPoint(tpAugmentationBuilder, pPortUpdate);
  98                 tpBuilder.addAugmentation(HwvtepPhysicalPortAugmentation.class, tpAugmentationBuilder.build());
  99                 if (oldPPRows.containsKey(pPortUpdateEntry.getKey())) {
 100                     transaction.merge(LogicalDatastoreType.OPERATIONAL, tpPath, tpBuilder.build());
 101                 } else {
 102                     transaction.put(LogicalDatastoreType.OPERATIONAL, tpPath, tpBuilder.build());
 103                 }
 104                 // Update with Deleted VlanBindings
 105                 if (oldPPRows.get(pPortUpdateEntry.getKey()) != null
 106                         && oldPPRows.get(pPortUpdateEntry.getKey()).getVlanBindingsColumn() != null) {
 107                     List<InstanceIdentifier<VlanBindings>> vBIiList = new ArrayList<>();
 108                     Map<Long, UUID> oldVb = oldPPRows.get(pPortUpdateEntry.getKey()).getVlanBindingsColumn().getData();
 109                     Map<Long, UUID> updatedVb = pPortUpdateEntry.getValue().getVlanBindingsColumn().getData();
 110                     for (Map.Entry<Long, UUID> oldVbEntry : oldVb.entrySet()) {
 111                         Long key = oldVbEntry.getKey();
 112                         if (!updatedVb.containsKey(key)) {
 113                             VlanBindings vBindings = createVlanBinding(key, oldVbEntry.getValue());
 114                             InstanceIdentifier<VlanBindings> vBid = getInstanceIdentifier(tpPath, vBindings);
 115                             vBIiList.add(vBid);
 116                         }
 117                         deleteEntries(transaction, vBIiList);
 118                     }
 119                 }
 120             }
 121         }
 122     }
 123
 124     private <T extends DataObject> void deleteEntries(ReadWriteTransaction transaction,
 125             List<InstanceIdentifier<T>> entryIids) {
 126         for (InstanceIdentifier<T> entryIid : entryIids) {
 127             transaction.delete(LogicalDatastoreType.OPERATIONAL, entryIid);
 128         }
 129     }
 130
 131     private InstanceIdentifier<VlanBindings> getInstanceIdentifier(InstanceIdentifier<TerminationPoint> tpPath,
 132             VlanBindings vBindings) {
 133         return HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), tpPath, vBindings);
 134     }
 135
 136     private void buildTerminationPoint(HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder,
 137             PhysicalPort portUpdate) {
 138         updatePhysicalPortId(portUpdate, tpAugmentationBuilder);
 139         updatePort(portUpdate, tpAugmentationBuilder);
 140     }
 141
 142     private void updatePort(PhysicalPort portUpdate, HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder) {
 143         updateVlanBindings(portUpdate, tpAugmentationBuilder);
 144         tpAugmentationBuilder.setPhysicalPortUuid(new Uuid(portUpdate.getUuid().toString()));
 145     }
 146
 147     private void updatePhysicalPortId(PhysicalPort portUpdate,
 148             HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder) {
 149         tpAugmentationBuilder.setHwvtepNodeName(new HwvtepNodeName(portUpdate.getName()));
 150         if (portUpdate.getDescription() != null) {
 151             tpAugmentationBuilder.setHwvtepNodeDescription(portUpdate.getDescription());
 152         }
 153     }
 154
 155     private void updateVlanBindings(PhysicalPort portUpdate,
 156             HwvtepPhysicalPortAugmentationBuilder tpAugmentationBuilder) {
 157         Map<Long, UUID> vlanBindings = portUpdate.getVlanBindingsColumn().getData();
 158         if (vlanBindings != null && !vlanBindings.isEmpty()) {
 159             List<VlanBindings> vlanBindingsList = new ArrayList<>();
 160             for (Map.Entry<Long, UUID> vlanBindingEntry : vlanBindings.entrySet()) {
 161                 Long vlanBindingKey = vlanBindingEntry.getKey();
 162                 UUID vlanBindingValue = vlanBindingEntry.getValue();
 163                 if (vlanBindingValue != null && vlanBindingKey != null) {
 164                     vlanBindingsList.add(createVlanBinding(vlanBindingKey, vlanBindingValue));
 165                 }
 166             }
 167             tpAugmentationBuilder.setVlanBindings(vlanBindingsList);
 168         }
 169     }
 170
 171     private VlanBindings createVlanBinding(Long key, UUID value) {
 172         VlanBindingsBuilder vbBuilder = new VlanBindingsBuilder();
 173         VlanBindingsKey vbKey = new VlanBindingsKey(new VlanId(key.intValue()));
 174         vbBuilder.setKey(vbKey);
 175         vbBuilder.setVlanIdKey(vbKey.getVlanIdKey());
 176         HwvtepLogicalSwitchRef lSwitchRef = this.getLogicalSwitchRef(value);
 177         vbBuilder.setLogicalSwitchRef(lSwitchRef);
 178         return vbBuilder.build();
 179     }
 180
 181     private HwvtepLogicalSwitchRef getLogicalSwitchRef(UUID switchUUID) {
 182         LogicalSwitch logicalSwitch = getOvsdbConnectionInstance().getDeviceInfo().getLogicalSwitch(switchUUID);
 183         if (logicalSwitch != null) {
 184             InstanceIdentifier<LogicalSwitches> lSwitchIid =
 185                     HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), logicalSwitch);
 186             return new HwvtepLogicalSwitchRef(lSwitchIid);
 187         }
 188         LOG.debug("Failed to get LogicalSwitch {}", switchUUID);
 189         LOG.trace("Available LogicalSwitches: {}",
 190                         getOvsdbConnectionInstance().getDeviceInfo().getLogicalSwitches().values());
 191         return null;
 192     }
 193
 194     private Optional<InstanceIdentifier<Node>> getTerminationPointSwitch(UUID portUUID) {
 195         for (PhysicalSwitch updatedPhysicalSwitch : switchUpdatedRows.values()) {
 196             if (updatedPhysicalSwitch.getPortsColumn().getData().contains(portUUID)) {
 197                 return Optional.of(HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(),
 198                         updatedPhysicalSwitch));
 199             }
 200         }
 201         return Optional.absent();
 202     }
 203
 204     private Optional<InstanceIdentifier<Node>> getTerminationPointSwitch(final ReadWriteTransaction transaction,
 205             Node node, String tpName) {
 206         HwvtepGlobalAugmentation hwvtepNode = node.getAugmentation(HwvtepGlobalAugmentation.class);
 207         List<Switches> switchNodes = hwvtepNode.getSwitches();
 208         for (Switches managedNodeEntry : switchNodes) {
 209             @SuppressWarnings("unchecked")
 210             Node switchNode = HwvtepSouthboundUtil
 211                     .readNode(transaction, (InstanceIdentifier<Node>) managedNodeEntry.getSwitchRef().getValue()).get();
 212             TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 213             TerminationPointKey tpKey = new TerminationPointKey(new TpId(tpName));
 214             tpBuilder.setKey(tpKey);
 215             if (switchNode.getTerminationPoint() != null
 216                     && switchNode.getTerminationPoint().contains(tpBuilder.build())) {
 217                 return Optional.of((InstanceIdentifier<Node>) managedNodeEntry.getSwitchRef().getValue());
 218             }
 219         }
 220         return Optional.absent();
 221     }
 222
 223     private InstanceIdentifier<TerminationPoint> getInstanceIdentifier(InstanceIdentifier<Node> switchIid,
 224             PhysicalPort pPort) {
 225         return switchIid.child(TerminationPoint.class, new TerminationPointKey(new TpId(pPort.getName())));
 226     }
 227
 228 }