interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/ovs/confighelpers/OvsInterfaceConfigUpdateHelper.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 package org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.idmanager.IdManager;
  15 import org.opendaylight.vpnservice.interfacemgr.IfmUtil;
  16 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
  17 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntry;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntryKey;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info._interface.parent.entry.InterfaceChildEntry;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 import java.util.ArrayList;
  36 import java.util.List;
  37
  38 public class OvsInterfaceConfigUpdateHelper {
  39     private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceConfigUpdateHelper.class);
  40
  41     public static List<ListenableFuture<Void>> updateConfiguration(DataBroker dataBroker,  IdManager idManager,
  42                                                                    Interface interfaceNew, Interface interfaceOld) {
  43         List<ListenableFuture<Void>> futures = new ArrayList<>();
  44
  45         if(portAttributesModified(interfaceOld, interfaceNew)) {
  46             futures.addAll(OvsInterfaceConfigRemoveHelper.removeConfiguration(dataBroker, interfaceOld, idManager,
  47                     interfaceOld.getAugmentation(ParentRefs.class)));
  48             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  49                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  50             return futures;
  51         }
  52
  53         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
  54                 InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceNew.getName(), dataBroker);
  55         if (ifState == null) {
  56             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  57                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  58             return futures;
  59         }
  60
  61         WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  62         if (interfaceNew.isEnabled() != interfaceOld.isEnabled()) {
  63             OperStatus operStatus;
  64             if (!interfaceNew.isEnabled()) {
  65                 operStatus = OperStatus.Down;
  66             } else {
  67                 String ncStr = ifState.getLowerLayerIf().get(0);
  68                 NodeConnectorId nodeConnectorId = new NodeConnectorId(ncStr);
  69                 NodeConnector nodeConnector =
  70                         InterfaceManagerCommonUtils.getNodeConnectorFromInventoryOperDS(nodeConnectorId, dataBroker);
  71                 FlowCapableNodeConnector flowCapableNodeConnector =
  72                         nodeConnector.getAugmentation(FlowCapableNodeConnector.class);
  73                 //State state = flowCapableNodeConnector.getState();
  74                 operStatus = flowCapableNodeConnector == null ? OperStatus.Down : OperStatus.Up;
  75             }
  76
  77             String ifName = interfaceNew.getName();
  78             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifStateId =
  79                     IfmUtil.buildStateInterfaceId(interfaceNew.getName());
  80             InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  81             ifaceBuilder.setOperStatus(operStatus);
  82             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(ifName));
  83             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
  84
  85             IfL2vlan ifL2vlan = interfaceNew.getAugmentation(IfL2vlan.class);
  86             if (ifL2vlan == null || ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.Trunk) {
  87                 futures.add(t.submit());
  88                 return futures;
  89             }
  90
  91             InterfaceKey interfaceKey = new InterfaceKey(ifName);
  92             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface iface =
  93                     InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
  94             if (iface == null) {
  95                 futures.add(t.submit());
  96                 return futures;
  97             }
  98
  99             InterfaceParentEntryKey interfaceParentEntryKey = new InterfaceParentEntryKey(iface.getName());
 100             InterfaceParentEntry interfaceParentEntry =
 101                     InterfaceMetaUtils.getInterfaceParentEntryFromConfigDS(interfaceParentEntryKey, dataBroker);
 102             if (interfaceParentEntry == null) {
 103                 futures.add(t.submit());
 104                 return futures;
 105             }
 106
 107             List<InterfaceChildEntry> interfaceChildEntries = interfaceParentEntry.getInterfaceChildEntry();
 108             if (interfaceChildEntries == null) {
 109                 futures.add(t.submit());
 110                 return futures;
 111             }
 112
 113             for (InterfaceChildEntry interfaceChildEntry : interfaceChildEntries) {
 114                 InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifChildStateId =
 115                         IfmUtil.buildStateInterfaceId(interfaceChildEntry.getChildInterface());
 116                 InterfaceBuilder ifaceBuilderChild = new InterfaceBuilder();
 117                 ifaceBuilderChild.setOperStatus(operStatus);
 118                 ifaceBuilderChild.setKey(IfmUtil.getStateInterfaceKeyFromName(interfaceChildEntry.getChildInterface()));
 119                 t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilderChild.build());
 120             }
 121         }
 122
 123         futures.add(t.submit());
 124         return futures;
 125     }
 126
 127     private static boolean portAttributesModified(Interface interfaceOld, Interface interfaceNew) {
 128         ParentRefs parentRefsOld = interfaceOld.getAugmentation(ParentRefs.class);
 129         ParentRefs parentRefsNew = interfaceNew.getAugmentation(ParentRefs.class);
 130         if (checkAugmentations(parentRefsOld, parentRefsNew)) {
 131             return true;
 132         }
 133
 134         IfL2vlan ifL2vlanOld = interfaceOld.getAugmentation(IfL2vlan.class);
 135         IfL2vlan ifL2vlanNew = interfaceNew.getAugmentation(IfL2vlan.class);
 136         if (checkAugmentations(ifL2vlanOld, ifL2vlanNew)) {
 137             return true;
 138         }
 139
 140         IfTunnel ifTunnelOld = interfaceOld.getAugmentation(IfTunnel.class);
 141         IfTunnel ifTunnelNew = interfaceNew.getAugmentation(IfTunnel.class);
 142         if (checkAugmentations(ifTunnelOld, ifTunnelNew)) {
 143             return true;
 144         }
 145
 146         return false;
 147     }
 148
 149     private static<T> boolean checkAugmentations(T oldAug, T newAug) {
 150         if ((oldAug != null && newAug == null) ||
 151                 (oldAug == null && newAug != null)) {
 152             return true;
 153         }
 154
 155         if (newAug != null && oldAug != null && !newAug.equals(oldAug)) {
 156             return true;
 157         }
 158
 159         return false;
 160     }
 161 }