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.util.Collections;
  11 import java.util.Objects;
  12 import javax.annotation.PreDestroy;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.opendaylight.genius.mdsalutil.NwConstants;
  16 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  17 import org.opendaylight.infrautils.utils.concurrent.Executors;
  18 import org.opendaylight.mdsal.binding.api.DataBroker;
  19 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  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.serviceutils.tools.listener.AbstractClusteredAsyncDataTreeChangeListener;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.Ports;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.ports.Port;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.qos.ext.rev160613.QosPortExtension;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.qos.rev160613.qos.attributes.qos.policies.QosPolicy;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31 import org.opendaylight.yangtools.yang.common.Uint64;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 @Singleton
  36 public class QosNeutronPortChangeListener extends AbstractClusteredAsyncDataTreeChangeListener<Port>
  37         implements RecoverableListener {
  38     private static final Logger LOG = LoggerFactory.getLogger(QosNeutronPortChangeListener.class);
  39     private final DataBroker dataBroker;
  40     private final QosNeutronUtils qosNeutronUtils;
  41     private final QosEosHandler qosEosHandler;
  42     private final JobCoordinator jobCoordinator;
  43
  44     @Inject
  45     public QosNeutronPortChangeListener(final DataBroker dataBroker,
  46             final QosNeutronUtils qosNeutronUtils, final QosServiceRecoveryHandler qosServiceRecoveryHandler,
  47                                         final ServiceRecoveryRegistry serviceRecoveryRegistry,
  48                                         final QosEosHandler qosEosHandler,
  49                                         final JobCoordinator jobCoordinator) {
  50         super(dataBroker, LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(Neutron.class)
  51                 .child(Ports.class).child(Port.class),
  52                 Executors.newListeningSingleThreadExecutor("QosNeutronPortChangeListener", LOG));
  53         this.dataBroker = dataBroker;
  54         this.qosNeutronUtils = qosNeutronUtils;
  55         this.qosEosHandler = qosEosHandler;
  56         this.jobCoordinator = jobCoordinator;
  57         serviceRecoveryRegistry.addRecoverableListener(qosServiceRecoveryHandler.buildServiceRegistryKey(),
  58                 this);
  59         LOG.trace("{} created",  getClass().getSimpleName());
  60     }
  61
  62     public void init() {
  63         LOG.trace("{} init and registerListener done", getClass().getSimpleName());
  64     }
  65
  66     @Override
  67     @PreDestroy
  68     public void close() {
  69         super.close();
  70         Executors.shutdownAndAwaitTermination(getExecutorService());
  71     }
  72
  73     @Override
  74     public void registerListener() {
  75         super.register();
  76     }
  77
  78     @Override
  79     public void deregisterListener() {
  80         super.close();
  81     }
  82
  83     @Override
  84     public void add(InstanceIdentifier<Port> instanceIdentifier, Port port) {
  85         qosNeutronUtils.addToPortCache(port);
  86     }
  87
  88     @Override
  89     public void remove(InstanceIdentifier<Port> instanceIdentifier, Port port) {
  90         qosNeutronUtils.removeFromPortCache(port);
  91     }
  92
  93     @Override
  94     public void update(InstanceIdentifier<Port> instanceIdentifier, Port original, Port update) {
  95         qosNeutronUtils.addToPortCache(update);
  96         // check for QoS updates
  97         QosPortExtension updateQos = update.augmentation(QosPortExtension.class);
  98         QosPortExtension originalQos = original.augmentation(QosPortExtension.class);
  99
 100         if (originalQos == null && updateQos != null) {
 101             // qosservice policy add
 102             qosNeutronUtils.addToQosPortsCache(updateQos.getQosPolicyId(), update);
 103             qosNeutronUtils.handleNeutronPortQosAdd(update, updateQos.getQosPolicyId());
 104         } else if (originalQos != null && updateQos != null
 105                 && !Objects.equals(originalQos.getQosPolicyId(), updateQos.getQosPolicyId())) {
 106
 107             // qosservice policy update
 108             qosNeutronUtils.removeFromQosPortsCache(originalQos.getQosPolicyId(), original);
 109             qosNeutronUtils.addToQosPortsCache(updateQos.getQosPolicyId(), update);
 110             qosNeutronUtils.handleNeutronPortQosUpdate(update, updateQos.getQosPolicyId(),
 111                     originalQos.getQosPolicyId());
 112         } else if (originalQos != null && updateQos == null) {
 113             // qosservice policy delete
 114             qosNeutronUtils.handleNeutronPortQosRemove(original, originalQos.getQosPolicyId());
 115             qosNeutronUtils.removeFromQosPortsCache(originalQos.getQosPolicyId(), original);
 116         }
 117
 118         if (qosEosHandler.isQosClusterOwner()) {
 119             checkForPortIpAddressUpdate(original, update);
 120         }
 121     }
 122
 123     private void checkForPortIpAddressUpdate(Port original, Port update) {
 124         QosPolicy qosPolicy = qosNeutronUtils.getQosPolicy(update);
 125         if (qosPolicy == null || !qosNeutronUtils.hasDscpMarkingRule(qosPolicy)) {
 126             return;
 127         }
 128         int origAddrMask = qosNeutronUtils.getIpVersions(original);
 129         int updateAddrMask = qosNeutronUtils.getIpVersions(update);
 130
 131         if (origAddrMask == updateAddrMask) {
 132             return;
 133         }
 134         jobCoordinator.enqueueJob("QosPort-" + update.getUuid().getValue(), () -> {
 135             short dscpVal = qosPolicy.getDscpmarkingRules().get(0).getDscpMark().toJava();
 136             String ifName = update.getUuid().getValue();
 137             Uint64 dpnId = qosNeutronUtils.getDpnForInterface(ifName);
 138             if (dpnId.equals(Uint64.ZERO)) {
 139                 LOG.warn("dpnId not found for intf {}", ifName);
 140                 return Collections.emptyList();
 141             }
 142             Interface intf = qosNeutronUtils.getInterfaceStateFromOperDS(ifName);
 143             if (qosNeutronUtils.hasIpv4Addr(origAddrMask) && !qosNeutronUtils.hasIpv4Addr(updateAddrMask)) {
 144                 LOG.debug("removing ipv4 flow for port: {}", update.getUuid().getValue());
 145                 qosNeutronUtils.removeFlow(dpnId, ifName, NwConstants.ETHTYPE_IPV4, intf);
 146             } else if (!qosNeutronUtils.hasIpv4Addr(origAddrMask) && qosNeutronUtils.hasIpv4Addr(updateAddrMask)) {
 147                 LOG.debug("adding ipv4 flow for port: {}, dscp: {}", update.getUuid().getValue(), dscpVal);
 148                 qosNeutronUtils.addFlow(dpnId, dscpVal, ifName, NwConstants.ETHTYPE_IPV4, intf);
 149             }
 150
 151             if (qosNeutronUtils.hasIpv6Addr(origAddrMask) && !qosNeutronUtils.hasIpv6Addr(updateAddrMask)) {
 152                 LOG.debug("removing ipv6 flow for port: {}", update.getUuid().getValue());
 153                 qosNeutronUtils.removeFlow(dpnId, ifName, NwConstants.ETHTYPE_IPV6, intf);
 154             } else if (!qosNeutronUtils.hasIpv6Addr(origAddrMask) && qosNeutronUtils.hasIpv6Addr(updateAddrMask)) {
 155                 LOG.debug("adding ipv6 flow for port: {}, dscp: {}", update.getUuid().getValue(), dscpVal);
 156                 qosNeutronUtils.addFlow(dpnId, dscpVal, ifName, NwConstants.ETHTYPE_IPV6, intf);
 157             }
 158             return Collections.emptyList();
 159         });
 160     }
 161 }