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.AlivenessMonitorUtils;
  17 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
  18 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  19 import org.opendaylight.vpnservice.interfacemgr.globals.InterfaceInfo;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.alivenessmonitor.rev150629.AlivenessMonitorListener;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.alivenessmonitor.rev150629.AlivenessMonitorService;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.alivenessmonitor.rev150629.LivenessState;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.alivenessmonitor.rev150629.MonitorEvent;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntry;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntryKey;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info._interface.parent.entry.InterfaceChildEntry;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeVxlan;
  39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42
  43 import java.util.ArrayList;
  44 import java.util.List;
  45
  46 public class OvsInterfaceConfigUpdateHelper{
  47     private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceConfigUpdateHelper.class);
  48
  49     public static List<ListenableFuture<Void>> updateConfiguration(DataBroker dataBroker,  AlivenessMonitorService alivenessMonitorService,
  50                                                                    IdManagerService idManager,
  51                                                                    Interface interfaceNew, Interface interfaceOld) {
  52         List<ListenableFuture<Void>> futures = new ArrayList<>();
  53
  54         if(portAttributesModified(interfaceOld, interfaceNew)) {
  55             futures.addAll(OvsInterfaceConfigRemoveHelper.removeConfiguration(dataBroker, alivenessMonitorService, interfaceOld, idManager,
  56                     interfaceOld.getAugmentation(ParentRefs.class)));
  57             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  58                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  59             return futures;
  60         }
  61
  62         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
  63                 InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceNew.getName(), dataBroker);
  64         if (ifState == null) {
  65             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  66                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  67             return futures;
  68         }
  69
  70         WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  71         if (interfaceNew.isEnabled() != interfaceOld.isEnabled()) {
  72             OperStatus operStatus;
  73             if (!interfaceNew.isEnabled()) {
  74                 operStatus = OperStatus.Down;
  75             } else {
  76                 String ncStr = ifState.getLowerLayerIf().get(0);
  77                 NodeConnectorId nodeConnectorId = new NodeConnectorId(ncStr);
  78                 NodeConnector nodeConnector =
  79                         InterfaceManagerCommonUtils.getNodeConnectorFromInventoryOperDS(nodeConnectorId, dataBroker);
  80                 FlowCapableNodeConnector flowCapableNodeConnector =
  81                         nodeConnector.getAugmentation(FlowCapableNodeConnector.class);
  82                 //State state = flowCapableNodeConnector.getState();
  83                 operStatus = flowCapableNodeConnector == null ? OperStatus.Down : OperStatus.Up;
  84             }
  85
  86             String ifName = interfaceNew.getName();
  87             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifStateId =
  88                     IfmUtil.buildStateInterfaceId(interfaceNew.getName());
  89             InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  90             ifaceBuilder.setOperStatus(operStatus);
  91             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(ifName));
  92             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
  93
  94             IfL2vlan ifL2vlan = interfaceNew.getAugmentation(IfL2vlan.class);
  95             if (ifL2vlan == null || ifL2vlan.getL2vlanMode() != IfL2vlan.L2vlanMode.Trunk) {
  96                 futures.add(t.submit());
  97                 // stop tunnel monitoring if admin state is disabled for a vxlan trunk interface
  98                 if(!interfaceNew.isEnabled()){
  99                     AlivenessMonitorUtils.stopLLDPMonitoring(alivenessMonitorService, dataBroker, interfaceNew);
 100                 }
 101                 return futures;
 102             }
 103
 104             InterfaceKey interfaceKey = new InterfaceKey(ifName);
 105             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface iface =
 106                     InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
 107             if (iface == null) {
 108                 futures.add(t.submit());
 109                 return futures;
 110             }
 111
 112             InterfaceParentEntryKey interfaceParentEntryKey = new InterfaceParentEntryKey(iface.getName());
 113             InterfaceParentEntry interfaceParentEntry =
 114                     InterfaceMetaUtils.getInterfaceParentEntryFromConfigDS(interfaceParentEntryKey, dataBroker);
 115             if (interfaceParentEntry == null) {
 116                 futures.add(t.submit());
 117                 return futures;
 118             }
 119
 120             List<InterfaceChildEntry> interfaceChildEntries = interfaceParentEntry.getInterfaceChildEntry();
 121             if (interfaceChildEntries == null) {
 122                 futures.add(t.submit());
 123                 return futures;
 124             }
 125
 126             for (InterfaceChildEntry interfaceChildEntry : interfaceChildEntries) {
 127                 InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifChildStateId =
 128                         IfmUtil.buildStateInterfaceId(interfaceChildEntry.getChildInterface());
 129                 InterfaceBuilder ifaceBuilderChild = new InterfaceBuilder();
 130                 ifaceBuilderChild.setOperStatus(operStatus);
 131                 ifaceBuilderChild.setKey(IfmUtil.getStateInterfaceKeyFromName(interfaceChildEntry.getChildInterface()));
 132                 t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilderChild.build());
 133             }
 134         }
 135
 136         futures.add(t.submit());
 137         return futures;
 138     }
 139
 140     private static boolean portAttributesModified(Interface interfaceOld, Interface interfaceNew) {
 141         ParentRefs parentRefsOld = interfaceOld.getAugmentation(ParentRefs.class);
 142         ParentRefs parentRefsNew = interfaceNew.getAugmentation(ParentRefs.class);
 143         if (checkAugmentations(parentRefsOld, parentRefsNew)) {
 144             return true;
 145         }
 146
 147         IfL2vlan ifL2vlanOld = interfaceOld.getAugmentation(IfL2vlan.class);
 148         IfL2vlan ifL2vlanNew = interfaceNew.getAugmentation(IfL2vlan.class);
 149         if (checkAugmentations(ifL2vlanOld, ifL2vlanNew)) {
 150             return true;
 151         }
 152
 153         IfTunnel ifTunnelOld = interfaceOld.getAugmentation(IfTunnel.class);
 154         IfTunnel ifTunnelNew = interfaceNew.getAugmentation(IfTunnel.class);
 155         if (checkAugmentations(ifTunnelOld, ifTunnelNew)) {
 156             return true;
 157         }
 158
 159         return false;
 160     }
 161
 162     private static<T> boolean checkAugmentations(T oldAug, T newAug) {
 163         if ((oldAug != null && newAug == null) ||
 164                 (oldAug == null && newAug != null)) {
 165             return true;
 166         }
 167
 168         if (newAug != null && oldAug != null && !newAug.equals(oldAug)) {
 169             return true;
 170         }
 171
 172         return false;
 173     }
 174
 175 }