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