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.idmanager.rev150403.IdManagerService;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntry;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntryKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info._interface.parent.entry.InterfaceChildEntry;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 import java.util.ArrayList;
  37 import java.util.List;
  38
  39 public class OvsInterfaceConfigUpdateHelper {
  40     private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceConfigUpdateHelper.class);
  41
  42     public static List<ListenableFuture<Void>> updateConfiguration(DataBroker dataBroker,  IdManagerService idManager,
  43                                                                    Interface interfaceNew, Interface interfaceOld) {
  44         List<ListenableFuture<Void>> futures = new ArrayList<>();
  45
  46         if(portAttributesModified(interfaceOld, interfaceNew)) {
  47             futures.addAll(OvsInterfaceConfigRemoveHelper.removeConfiguration(dataBroker, interfaceOld, idManager,
  48                     interfaceOld.getAugmentation(ParentRefs.class)));
  49             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  50                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  51             return futures;
  52         }
  53
  54         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
  55                 InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceNew.getName(), dataBroker);
  56         if (ifState == null) {
  57             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  58                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  59             return futures;
  60         }
  61
  62         WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  63         if (interfaceNew.isEnabled() != interfaceOld.isEnabled()) {
  64             OperStatus operStatus;
  65             if (!interfaceNew.isEnabled()) {
  66                 operStatus = OperStatus.Down;
  67             } else {
  68                 String ncStr = ifState.getLowerLayerIf().get(0);
  69                 NodeConnectorId nodeConnectorId = new NodeConnectorId(ncStr);
  70                 NodeConnector nodeConnector =
  71                         InterfaceManagerCommonUtils.getNodeConnectorFromInventoryOperDS(nodeConnectorId, dataBroker);
  72                 FlowCapableNodeConnector flowCapableNodeConnector =
  73                         nodeConnector.getAugmentation(FlowCapableNodeConnector.class);
  74                 //State state = flowCapableNodeConnector.getState();
  75                 operStatus = flowCapableNodeConnector == null ? OperStatus.Down : OperStatus.Up;
  76             }
  77
  78             String ifName = interfaceNew.getName();
  79             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifStateId =
  80                     IfmUtil.buildStateInterfaceId(interfaceNew.getName());
  81             InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  82             ifaceBuilder.setOperStatus(operStatus);
  83             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(ifName));
  84             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
  85
  86             IfL2vlan ifL2vlan = interfaceNew.getAugmentation(IfL2vlan.class);
  87             if (ifL2vlan == null || ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.Trunk) {
  88                 futures.add(t.submit());
  89                 return futures;
  90             }
  91
  92             InterfaceKey interfaceKey = new InterfaceKey(ifName);
  93             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface iface =
  94                     InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
  95             if (iface == null) {
  96                 futures.add(t.submit());
  97                 return futures;
  98             }
  99
 100             InterfaceParentEntryKey interfaceParentEntryKey = new InterfaceParentEntryKey(iface.getName());
 101             InterfaceParentEntry interfaceParentEntry =
 102                     InterfaceMetaUtils.getInterfaceParentEntryFromConfigDS(interfaceParentEntryKey, dataBroker);
 103             if (interfaceParentEntry == null) {
 104                 futures.add(t.submit());
 105                 return futures;
 106             }
 107
 108             List<InterfaceChildEntry> interfaceChildEntries = interfaceParentEntry.getInterfaceChildEntry();
 109             if (interfaceChildEntries == null) {
 110                 futures.add(t.submit());
 111                 return futures;
 112             }
 113
 114             for (InterfaceChildEntry interfaceChildEntry : interfaceChildEntries) {
 115                 InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifChildStateId =
 116                         IfmUtil.buildStateInterfaceId(interfaceChildEntry.getChildInterface());
 117                 InterfaceBuilder ifaceBuilderChild = new InterfaceBuilder();
 118                 ifaceBuilderChild.setOperStatus(operStatus);
 119                 ifaceBuilderChild.setKey(IfmUtil.getStateInterfaceKeyFromName(interfaceChildEntry.getChildInterface()));
 120                 t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilderChild.build());
 121             }
 122         }
 123
 124         futures.add(t.submit());
 125         return futures;
 126     }
 127
 128     private static boolean portAttributesModified(Interface interfaceOld, Interface interfaceNew) {
 129         ParentRefs parentRefsOld = interfaceOld.getAugmentation(ParentRefs.class);
 130         ParentRefs parentRefsNew = interfaceNew.getAugmentation(ParentRefs.class);
 131         if (checkAugmentations(parentRefsOld, parentRefsNew)) {
 132             return true;
 133         }
 134
 135         IfL2vlan ifL2vlanOld = interfaceOld.getAugmentation(IfL2vlan.class);
 136         IfL2vlan ifL2vlanNew = interfaceNew.getAugmentation(IfL2vlan.class);
 137         if (checkAugmentations(ifL2vlanOld, ifL2vlanNew)) {
 138             return true;
 139         }
 140
 141         IfTunnel ifTunnelOld = interfaceOld.getAugmentation(IfTunnel.class);
 142         IfTunnel ifTunnelNew = interfaceNew.getAugmentation(IfTunnel.class);
 143         if (checkAugmentations(ifTunnelOld, ifTunnelNew)) {
 144             return true;
 145         }
 146
 147         return false;
 148     }
 149
 150     private static<T> boolean checkAugmentations(T oldAug, T newAug) {
 151         if ((oldAug != null && newAug == null) ||
 152                 (oldAug == null && newAug != null)) {
 153             return true;
 154         }
 155
 156         if (newAug != null && oldAug != null && !newAug.equals(oldAug)) {
 157             return true;
 158         }
 159
 160         return false;
 161     }
 162 }