interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/ovs/statehelpers/OvsInterfaceStateUpdateHelper.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.statehelpers;
   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.vpnservice.interfacemgr.IfmUtil;
  15 import org.opendaylight.vpnservice.interfacemgr.commons.AlivenessMonitorUtils;
  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.InterfaceKey;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.alivenessmonitor.rev150629.AlivenessMonitorService;
  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.IfTunnel;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 import java.util.ArrayList;
  34 import java.util.List;
  35
  36 public class OvsInterfaceStateUpdateHelper {
  37     private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceStateUpdateHelper.class);
  38
  39     public static List<ListenableFuture<Void>> updateState(InstanceIdentifier<FlowCapableNodeConnector> key,
  40                                                            AlivenessMonitorService alivenessMonitorService,
  41                                                            DataBroker dataBroker, String portName,
  42                                                            FlowCapableNodeConnector flowCapableNodeConnectorNew,
  43                                                            FlowCapableNodeConnector flowCapableNodeConnectorOld) {
  44         LOG.debug("Update of Interface State for port: {}", portName);
  45         List<ListenableFuture<Void>> futures = new ArrayList<>();
  46         WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  47
  48         Interface.OperStatus operStatusNew =
  49                 flowCapableNodeConnectorNew.getState().isLinkDown() ? Interface.OperStatus.Down : Interface.OperStatus.Up;
  50         Interface.AdminStatus adminStatusNew =
  51                 flowCapableNodeConnectorNew.getState().isBlocked() ? Interface.AdminStatus.Down : Interface.AdminStatus.Up;
  52         MacAddress macAddressNew = flowCapableNodeConnectorNew.getHardwareAddress();
  53
  54         Interface.OperStatus operStatusOld =
  55                 flowCapableNodeConnectorOld.getState().isLinkDown() ? Interface.OperStatus.Down : Interface.OperStatus.Up;
  56         Interface.AdminStatus adminStatusOld =
  57                 flowCapableNodeConnectorOld.getState().isBlocked() ? Interface.AdminStatus.Down : Interface.AdminStatus.Up;
  58         MacAddress macAddressOld = flowCapableNodeConnectorOld.getHardwareAddress();
  59
  60         boolean opstateModified = false;
  61         boolean adminStateModified = false;
  62         boolean hardwareAddressModified = false;
  63         if (!operStatusNew.equals(operStatusOld)) {
  64             opstateModified = true;
  65         }
  66         if (!adminStatusNew.equals(adminStatusOld)) {
  67             adminStateModified = true;
  68         }
  69         if (!macAddressNew.equals(macAddressOld)) {
  70             hardwareAddressModified = true;
  71         }
  72
  73         if (!opstateModified && !adminStateModified && !hardwareAddressModified) {
  74             LOG.debug("If State entry for port: {} Not Modified.", portName);
  75             return futures;
  76         }
  77
  78         InstanceIdentifier<Interface> ifStateId = IfmUtil.buildStateInterfaceId(portName);
  79         InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  80         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface iface = null;
  81         boolean modified = false;
  82         if (opstateModified) {
  83             LOG.debug("Opstate Modified for Port: {}", portName);
  84             InterfaceKey interfaceKey = new InterfaceKey(portName);
  85              iface = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
  86
  87             // If interface config admin state is disabled, set operstate of the Interface State entity to Down.
  88             if (iface != null && !iface.isEnabled()) {
  89                 operStatusNew = Interface.OperStatus.Down;
  90             }
  91
  92             ifaceBuilder.setOperStatus(operStatusNew);
  93             modified = true;
  94         }
  95
  96         if (adminStateModified) {
  97             LOG.debug("Admin state Modified for Port: {}", portName);
  98             ifaceBuilder.setAdminStatus(adminStatusNew);
  99             modified = true;
 100         }
 101
 102         if (hardwareAddressModified) {
 103             LOG.debug("Hw-Address Modified for Port: {}", portName);
 104             PhysAddress physAddress = new PhysAddress(macAddressNew.getValue());
 105             ifaceBuilder.setPhysAddress(physAddress);
 106             modified = true;
 107         }
 108
 109         /* FIXME: Is there chance that lower layer node-connector info is updated.
 110                   Not Considering for now.
 111          */
 112
 113         if (modified) {
 114             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(portName));
 115             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
 116
 117             InterfaceParentEntryKey interfaceParentEntryKey = new InterfaceParentEntryKey(portName);
 118             InterfaceParentEntry interfaceParentEntry =
 119                     InterfaceMetaUtils.getInterfaceParentEntryFromConfigDS(interfaceParentEntryKey, dataBroker);
 120             if (interfaceParentEntry == null || interfaceParentEntry.getInterfaceChildEntry() == null) {
 121                 futures.add(t.submit());
 122                 // start/stop monitoring based on opState
 123                 IfTunnel ifTunnel = iface.getAugmentation(IfTunnel.class);
 124                 if(ifTunnel != null) {
 125                     if (operStatusNew == Interface.OperStatus.Down)
 126                         AlivenessMonitorUtils.stopLLDPMonitoring(alivenessMonitorService, dataBroker, iface);
 127                     else
 128                         AlivenessMonitorUtils.startLLDPMonitoring(alivenessMonitorService, dataBroker, iface);
 129                 }
 130                 return futures;
 131             }
 132             for(InterfaceChildEntry higherlayerChild : interfaceParentEntry.getInterfaceChildEntry()) {
 133                 InstanceIdentifier<Interface> higherLayerIfChildStateId =
 134                         IfmUtil.buildStateInterfaceId(higherlayerChild.getChildInterface());
 135                 t.merge(LogicalDatastoreType.OPERATIONAL, higherLayerIfChildStateId, ifaceBuilder.build());
 136                 InterfaceParentEntryKey higherLayerParentEntryKey = new InterfaceParentEntryKey(higherlayerChild.getChildInterface());
 137                 InterfaceParentEntry higherLayerParent =
 138                         InterfaceMetaUtils.getInterfaceParentEntryFromConfigDS(higherLayerParentEntryKey, dataBroker);
 139                 if(higherLayerParent != null && higherLayerParent.getInterfaceChildEntry() != null) {
 140                     for (InterfaceChildEntry interfaceChildEntry : higherLayerParent.getInterfaceChildEntry()) {
 141                         LOG.debug("Updating if-state entries for Vlan-Trunk Members for port: {}", portName);
 142                         //FIXME: If the no. of child entries exceeds 100, perform txn updates in batches of 100.
 143                         InstanceIdentifier<Interface> ifChildStateId =
 144                                 IfmUtil.buildStateInterfaceId(interfaceChildEntry.getChildInterface());
 145                         t.merge(LogicalDatastoreType.OPERATIONAL, ifChildStateId, ifaceBuilder.build());
 146                     }
 147                 }
 148             }
 149         }
 150
 151         futures.add(t.submit());
 152         return futures;
 153     }
 154 }