hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transact/LogicalRouterUpdateCommand.java

   1 /*
   2  * Copyright © 2017 Hewlett Packard Enterprise, Co. 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.transact;
  10
  11 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
  12
  13 import com.google.common.base.Optional;
  14 import java.util.Collection;
  15 import java.util.HashMap;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.Map.Entry;
  19 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  20 import org.opendaylight.ovsdb.lib.notation.UUID;
  21 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  22 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  23 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalRouter;
  24 import org.opendaylight.ovsdb.utils.mdsal.utils.TransactionType;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Acls;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRouters;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.AclBindings;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.StaticRoutes;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.SwitchBindings;
  33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  34 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38
  39 public class LogicalRouterUpdateCommand extends AbstractTransactCommand<LogicalRouters, HwvtepGlobalAugmentation> {
  40     private static final Logger LOG = LoggerFactory.getLogger(LogicalRouterUpdateCommand.class);
  41
  42     public LogicalRouterUpdateCommand(HwvtepOperationalState state,
  43             Collection<DataTreeModification<Node>> changes) {
  44         super(state, changes);
  45     }
  46
  47     @Override
  48     public void execute(TransactionBuilder transaction) {
  49         Map<InstanceIdentifier<Node>, List<LogicalRouters>> updateMap =
  50                 extractUpdated(getChanges(),LogicalRouters.class);
  51
  52         for (Entry<InstanceIdentifier<Node>, List<LogicalRouters>> updated:
  53             updateMap.entrySet()) {
  54             updateLogicalRouter(transaction,  updated.getKey(), updated.getValue());
  55         }
  56     }
  57
  58     private void updateLogicalRouter(TransactionBuilder transaction, final InstanceIdentifier<Node> instanceIdentifier,
  59             final List<LogicalRouters> routerList) {
  60         for (LogicalRouters lrouter: routerList) {
  61             InstanceIdentifier<LogicalRouters> routerKey = instanceIdentifier
  62                     .augmentation(HwvtepGlobalAugmentation.class).child(LogicalRouters.class, lrouter.key());
  63             LOG.debug("Creating logical router named: {}", lrouter.getHwvtepNodeName());
  64
  65             final Optional<LogicalRouters> operationalRouterOptional =
  66                     getOperationalState().getLogicalRouters(instanceIdentifier, lrouter.key());
  67             LogicalRouter logicalRouter = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
  68                     LogicalRouter.class);
  69             setDescription(logicalRouter, lrouter);
  70
  71             setSwitchBindings(transaction, logicalRouter, lrouter.getSwitchBindings());
  72             setStaticRoutes(logicalRouter, lrouter.getStaticRoutes());
  73             setAclBindings(logicalRouter, lrouter.getAclBindings());
  74
  75             if (!operationalRouterOptional.isPresent()) {
  76                 setName(logicalRouter, lrouter, operationalRouterOptional);
  77                 LOG.trace("Creating LogicalRouter entry: {}", logicalRouter);
  78                 transaction.add(op.insert(logicalRouter).withId(TransactUtils.getLogicalRouterId(lrouter)));
  79                 transaction.add(op.comment("Logical Router: Creating " + lrouter.getHwvtepNodeName().getValue()));
  80                 UUID lrUuid = new UUID(TransactUtils.getLogicalRouterId(lrouter));
  81                 updateCurrentTxData(LogicalRouters.class, routerKey, lrUuid, lrouter);
  82                 updateControllerTxHistory(TransactionType.ADD, logicalRouter);
  83             } else {
  84                 LogicalRouters updatedLRouter = operationalRouterOptional.get();
  85                 String existingLogicalRouterName = updatedLRouter.getHwvtepNodeName().getValue();
  86                 LogicalRouter extraLogicalRouter = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
  87                         LogicalRouter.class);
  88                 extraLogicalRouter.setName("");
  89                 LOG.trace("Updating LogicalRouter entry: {}", logicalRouter);
  90                 transaction.add(op.update(logicalRouter)
  91                         .where(extraLogicalRouter.getNameColumn().getSchema().opEqual(existingLogicalRouterName))
  92                         .build());
  93                 transaction.add(op.comment("Logical Router: Updating " + existingLogicalRouterName));
  94                 updateControllerTxHistory(TransactionType.UPDATE, logicalRouter);
  95             }
  96         }
  97
  98     }
  99
 100     private void setDescription(final LogicalRouter logicalRouter, final LogicalRouters inputRouter) {
 101         if (inputRouter.getHwvtepNodeDescription() != null) {
 102             logicalRouter.setDescription(inputRouter.getHwvtepNodeDescription());
 103         } else {
 104             LOG.warn("Logical router {} is missing a description string", inputRouter.getHwvtepNodeName());
 105         }
 106     }
 107
 108     private void setName(final LogicalRouter logicalRouter, final LogicalRouters inputRouter,
 109             Optional<LogicalRouters> inputRouterOptional) {
 110         if (inputRouter.getHwvtepNodeName() != null) {
 111             logicalRouter.setName(inputRouter.getHwvtepNodeName().getValue());
 112         } else if (inputRouterOptional.isPresent() && inputRouterOptional.get().getHwvtepNodeName() != null) {
 113             logicalRouter.setName(inputRouterOptional.get().getHwvtepNodeName().getValue());
 114         }
 115     }
 116
 117     private void setSwitchBindings(final TransactionBuilder transaction, final LogicalRouter logicalRouter,
 118             final List<SwitchBindings> switchBindings) {
 119         if (switchBindings != null) {
 120             Map<String, UUID> bindingMap = new HashMap<>();
 121             for (SwitchBindings switchBinding : switchBindings) {
 122                 @SuppressWarnings("unchecked")
 123                 InstanceIdentifier<LogicalSwitches> lswitchIid =
 124                         (InstanceIdentifier<LogicalSwitches>)switchBinding.getLogicalSwitchRef().getValue();
 125                 Optional<LogicalSwitches> operationalSwitchOptional =
 126                         getOperationalState().getLogicalSwitches(lswitchIid);
 127                 if (operationalSwitchOptional.isPresent()) {
 128                     Uuid logicalSwitchUuid = operationalSwitchOptional.get().getLogicalSwitchUuid();
 129                     bindingMap.put(switchBinding.getDestinationAddress().getIpv4Prefix().getValue(),
 130                             new UUID(logicalSwitchUuid.getValue()));
 131                 } else {
 132                     bindingMap.put(switchBinding.getDestinationAddress().getIpv4Prefix().getValue(),
 133                             TransactUtils.getLogicalSwitchUUID(transaction, getOperationalState(), lswitchIid));
 134                 }
 135             }
 136             logicalRouter.setSwitchBinding(bindingMap);
 137         }
 138     }
 139
 140     private void setAclBindings(final LogicalRouter logicalRouter, final List<AclBindings> aclBindings) {
 141         if (aclBindings != null) {
 142             Map<String, UUID> bindingMap = new HashMap<>();
 143             for (AclBindings aclBinding : aclBindings) {
 144                 @SuppressWarnings("unchecked")
 145                 InstanceIdentifier<Acls> aclIid =
 146                         (InstanceIdentifier<Acls>)aclBinding.getAclRef().getValue();
 147                 Optional<Acls> operationalAclOptional =
 148                         getOperationalState().getAcls(aclIid);
 149                 if (operationalAclOptional.isPresent()) {
 150                     Uuid aclUuid = operationalAclOptional.get().getAclUuid();
 151                     bindingMap.put(aclBinding.getRouterInterface().stringValue(),
 152                             new UUID(aclUuid.getValue()));
 153                 } else {
 154                     bindingMap.put(aclBinding.getRouterInterface().stringValue(),
 155                             TransactUtils.getAclUUID(aclIid));
 156                 }
 157             }
 158             logicalRouter.setAclBinding(bindingMap);
 159         }
 160
 161     }
 162
 163     private void setStaticRoutes(final LogicalRouter logicalRouter, final List<StaticRoutes> staticRoutes) {
 164         if (staticRoutes != null) {
 165             Map<String, String> staticRoutesMap = new HashMap<>();
 166             for (StaticRoutes staticRoute : staticRoutes) {
 167                 staticRoutesMap.put(staticRoute.getDestinationAddress().stringValue(),
 168                         staticRoute.getNexthopAddress().stringValue());
 169             }
 170             logicalRouter.setStaticRoutes(staticRoutesMap);
 171         }
 172     }
 173
 174     @Override
 175     protected List<LogicalRouters> getData(final HwvtepGlobalAugmentation augmentation) {
 176         return augmentation.getLogicalRouters();
 177     }
 178 }
 179