qosservice/impl/src/main/java/org/opendaylight/netvirt/qosservice/QosNeutronPortChangeListener.java

   1 /*
   2  * Copyright (c) 2017 Intel Corporation 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.netvirt.qosservice;
   9
  10 import java.math.BigInteger;
  11 import java.util.Collections;
  12 import javax.annotation.PostConstruct;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  17 import org.opendaylight.genius.datastoreutils.AsyncClusteredDataTreeChangeListenerBase;
  18 import org.opendaylight.genius.mdsalutil.NwConstants;
  19 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  20 import org.opendaylight.netvirt.qosservice.recovery.QosServiceRecoveryHandler;
  21 import org.opendaylight.serviceutils.srm.RecoverableListener;
  22 import org.opendaylight.serviceutils.srm.ServiceRecoveryRegistry;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.Ports;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.ports.Port;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.qos.ext.rev160613.QosPortExtension;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.qos.rev160613.qos.attributes.qos.policies.QosPolicy;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 @Singleton
  34 public class QosNeutronPortChangeListener extends AsyncClusteredDataTreeChangeListenerBase<Port,
  35                                              QosNeutronPortChangeListener> implements RecoverableListener {
  36     private static final Logger LOG = LoggerFactory.getLogger(QosNeutronPortChangeListener.class);
  37     private final DataBroker dataBroker;
  38     private final QosNeutronUtils qosNeutronUtils;
  39     private final QosEosHandler qosEosHandler;
  40     private final JobCoordinator jobCoordinator;
  41
  42     @Inject
  43     public QosNeutronPortChangeListener(final DataBroker dataBroker,
  44             final QosNeutronUtils qosNeutronUtils, final QosServiceRecoveryHandler qosServiceRecoveryHandler,
  45                                         final ServiceRecoveryRegistry serviceRecoveryRegistry,
  46                                         final QosEosHandler qosEosHandler,
  47                                         final JobCoordinator jobCoordinator) {
  48         super(Port.class, QosNeutronPortChangeListener.class);
  49         this.dataBroker = dataBroker;
  50         this.qosNeutronUtils = qosNeutronUtils;
  51         this.qosEosHandler = qosEosHandler;
  52         this.jobCoordinator = jobCoordinator;
  53         serviceRecoveryRegistry.addRecoverableListener(qosServiceRecoveryHandler.buildServiceRegistryKey(),
  54                 this);
  55         LOG.trace("{} created",  getClass().getSimpleName());
  56     }
  57
  58     @PostConstruct
  59     public void init() {
  60         registerListener();
  61         LOG.trace("{} init and registerListener done", getClass().getSimpleName());
  62     }
  63
  64     @Override
  65     protected InstanceIdentifier<Port> getWildCardPath() {
  66         return InstanceIdentifier.create(Neutron.class).child(Ports.class).child(Port.class);
  67     }
  68
  69     @Override
  70     public void registerListener() {
  71         registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker);
  72     }
  73
  74     @Override
  75     protected QosNeutronPortChangeListener getDataTreeChangeListener() {
  76         return QosNeutronPortChangeListener.this;
  77     }
  78
  79     @Override
  80     protected void add(InstanceIdentifier<Port> instanceIdentifier, Port port) {
  81         qosNeutronUtils.addToPortCache(port);
  82     }
  83
  84     @Override
  85     protected void remove(InstanceIdentifier<Port> instanceIdentifier, Port port) {
  86         qosNeutronUtils.removeFromPortCache(port);
  87     }
  88
  89     @Override
  90     protected void update(InstanceIdentifier<Port> instanceIdentifier, Port original, Port update) {
  91         qosNeutronUtils.addToPortCache(update);
  92         // check for QoS updates
  93         QosPortExtension updateQos = update.augmentation(QosPortExtension.class);
  94         QosPortExtension originalQos = original.augmentation(QosPortExtension.class);
  95
  96         if (originalQos == null && updateQos != null) {
  97             // qosservice policy add
  98             qosNeutronUtils.addToQosPortsCache(updateQos.getQosPolicyId(), update);
  99             qosNeutronUtils.handleNeutronPortQosAdd(update, updateQos.getQosPolicyId());
 100         } else if (originalQos != null && updateQos != null
 101                 && !originalQos.getQosPolicyId().equals(updateQos.getQosPolicyId())) {
 102
 103             // qosservice policy update
 104             qosNeutronUtils.removeFromQosPortsCache(originalQos.getQosPolicyId(), original);
 105             qosNeutronUtils.addToQosPortsCache(updateQos.getQosPolicyId(), update);
 106             qosNeutronUtils.handleNeutronPortQosUpdate(update, updateQos.getQosPolicyId(),
 107                     originalQos.getQosPolicyId());
 108         } else if (originalQos != null && updateQos == null) {
 109             // qosservice policy delete
 110             qosNeutronUtils.handleNeutronPortQosRemove(original, originalQos.getQosPolicyId());
 111             qosNeutronUtils.removeFromQosPortsCache(originalQos.getQosPolicyId(), original);
 112         }
 113
 114         if (qosEosHandler.isQosClusterOwner()) {
 115             checkForPortIpAddressUpdate(original, update);
 116         }
 117     }
 118
 119
 120
 121     private void checkForPortIpAddressUpdate(Port original, Port update) {
 122         QosPolicy qosPolicy = qosNeutronUtils.getQosPolicy(update);
 123         if (qosPolicy == null || !qosNeutronUtils.hasDscpMarkingRule(qosPolicy)) {
 124             return;
 125         }
 126         int origAddrMask = qosNeutronUtils.getIpVersions(original);
 127         int updateAddrMask = qosNeutronUtils.getIpVersions(update);
 128
 129         if (origAddrMask == updateAddrMask) {
 130             return;
 131         }
 132         jobCoordinator.enqueueJob("QosPort-" + update.getUuid().getValue(), () -> {
 133             short dscpVal = qosPolicy.getDscpmarkingRules().get(0).getDscpMark();
 134             String ifName = update.getUuid().getValue();
 135             BigInteger dpnId = qosNeutronUtils.getDpnForInterface(ifName);
 136             if (dpnId.equals(BigInteger.ZERO)) {
 137                 LOG.warn("dpnId not found for intf {}", ifName);
 138                 return Collections.emptyList();
 139             }
 140             Interface intf = qosNeutronUtils.getInterfaceStateFromOperDS(ifName);
 141             if (qosNeutronUtils.hasIpv4Addr(origAddrMask) && !qosNeutronUtils.hasIpv4Addr(updateAddrMask)) {
 142                 LOG.debug("removing ipv4 flow for port: {}", update.getUuid().getValue());
 143                 qosNeutronUtils.removeFlow(dpnId, ifName, NwConstants.ETHTYPE_IPV4, intf);
 144             } else if (!qosNeutronUtils.hasIpv4Addr(origAddrMask) && qosNeutronUtils.hasIpv4Addr(updateAddrMask)) {
 145                 LOG.debug("adding ipv4 flow for port: {}, dscp: {}", update.getUuid().getValue(), dscpVal);
 146                 qosNeutronUtils.addFlow(dpnId, dscpVal, ifName, NwConstants.ETHTYPE_IPV4, intf);
 147             }
 148
 149             if (qosNeutronUtils.hasIpv6Addr(origAddrMask) && !qosNeutronUtils.hasIpv6Addr(updateAddrMask)) {
 150                 LOG.debug("removing ipv6 flow for port: {}", update.getUuid().getValue());
 151                 qosNeutronUtils.removeFlow(dpnId, ifName, NwConstants.ETHTYPE_IPV6, intf);
 152             } else if (!qosNeutronUtils.hasIpv6Addr(origAddrMask) && qosNeutronUtils.hasIpv6Addr(updateAddrMask)) {
 153                 LOG.debug("adding ipv6 flow for port: {}, dscp: {}", update.getUuid().getValue(), dscpVal);
 154                 qosNeutronUtils.addFlow(dpnId, dscpVal, ifName, NwConstants.ETHTYPE_IPV6, intf);
 155             }
 156             return Collections.emptyList();
 157         });
 158     }
 159 }