elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/internal/ElanInstanceManager.java

   1 /*
   2  * Copyright (c) 2016 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
   9 package org.opendaylight.netvirt.elan.internal;
  10
  11 import static org.opendaylight.genius.infra.Datastore.CONFIGURATION;
  12 import static org.opendaylight.genius.infra.Datastore.OPERATIONAL;
  13
  14 import java.util.ArrayList;
  15 import java.util.Collections;
  16 import javax.annotation.PostConstruct;
  17 import javax.inject.Inject;
  18 import javax.inject.Singleton;
  19 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  20 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  21 import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
  22 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  23 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  24 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
  25 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  26 import org.opendaylight.infrautils.utils.concurrent.LoggingFutures;
  27 import org.opendaylight.netvirt.elan.cache.ElanInterfaceCache;
  28 import org.opendaylight.netvirt.elan.utils.ElanConstants;
  29 import org.opendaylight.netvirt.elan.utils.ElanUtils;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.etree.rev160614.EtreeInstance;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.state.Elan;
  35 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 @Singleton
  40 public class ElanInstanceManager extends AsyncDataTreeChangeListenerBase<ElanInstance, ElanInstanceManager> {
  41
  42     private static final Logger LOG = LoggerFactory.getLogger(ElanInstanceManager.class);
  43
  44     private final DataBroker broker;
  45     private final ManagedNewTransactionRunner txRunner;
  46     private final IdManagerService idManager;
  47     private final IInterfaceManager interfaceManager;
  48     private final ElanInterfaceManager elanInterfaceManager;
  49     private final JobCoordinator jobCoordinator;
  50     private final ElanInterfaceCache elanInterfaceCache;
  51
  52     @Inject
  53     public ElanInstanceManager(final DataBroker dataBroker, final IdManagerService managerService,
  54                                final ElanInterfaceManager elanInterfaceManager,
  55                                final IInterfaceManager interfaceManager, final JobCoordinator jobCoordinator,
  56                                final ElanInterfaceCache elanInterfaceCache) {
  57         super(ElanInstance.class, ElanInstanceManager.class);
  58         this.broker = dataBroker;
  59         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  60         this.idManager = managerService;
  61         this.elanInterfaceManager = elanInterfaceManager;
  62         this.interfaceManager = interfaceManager;
  63         this.jobCoordinator = jobCoordinator;
  64         this.elanInterfaceCache = elanInterfaceCache;
  65     }
  66
  67     @Override
  68     @PostConstruct
  69     public void init() {
  70         registerListener(LogicalDatastoreType.CONFIGURATION, broker);
  71     }
  72
  73     @Override
  74     protected void remove(InstanceIdentifier<ElanInstance> identifier, ElanInstance deletedElan) {
  75         LOG.trace("Remove ElanInstance - Key: {}, value: {}", identifier, deletedElan);
  76         String elanName = deletedElan.getElanInstanceName();
  77         elanInterfaceCache.getInterfaceNames(elanName).forEach(
  78             elanInterfaceName -> jobCoordinator.enqueueJob(ElanUtils.getElanInterfaceJobKey(elanInterfaceName),
  79                 () -> Collections.singletonList(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, tx -> {
  80                     LOG.info("Deleting the elanInterface present under ConfigDS:{}", elanInterfaceName);
  81                     tx.delete(ElanUtils.getElanInterfaceConfigurationDataPathId(elanInterfaceName));
  82                     elanInterfaceManager.unbindService(elanInterfaceName, tx);
  83                     LOG.info("unbind the Interface:{} service bounded to Elan:{}", elanInterfaceName, elanName);
  84                 })), ElanConstants.JOB_MAX_RETRIES));
  85         // Release tag
  86         ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME, elanName);
  87         if (deletedElan.augmentation(EtreeInstance.class) != null) {
  88             removeEtreeInstance(deletedElan);
  89         }
  90     }
  91
  92     private void removeEtreeInstance(ElanInstance deletedElan) {
  93         // Release leaves tag
  94         ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME,
  95                 deletedElan.getElanInstanceName() + ElanConstants.LEAVES_POSTFIX);
  96
  97         ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
  98                 ElanUtils.getElanInfoEntriesOperationalDataPath(
  99                         deletedElan.augmentation(EtreeInstance.class).getEtreeLeafTagVal().getValue()));
 100     }
 101
 102     @Override
 103     protected void update(InstanceIdentifier<ElanInstance> identifier, ElanInstance original, ElanInstance update) {
 104         Long existingElanTag = original.getElanTag();
 105         String elanName = update.getElanInstanceName();
 106         if (existingElanTag == null || !existingElanTag.equals(update.getElanTag())) {
 107             if (update.getElanTag() == null  || update.getElanTag() == 0L) {
 108                 // update the elan-Instance with new properties
 109                 LoggingFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(OPERATIONAL,
 110                     operTx -> LoggingFutures.addErrorLogging(
 111                         txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
 112                             confTx -> ElanUtils.updateOperationalDataStore(idManager, update, new ArrayList<>(), confTx,
 113                                 operTx)), LOG, "Error updating ELAN tag in ELAN instance")), LOG,
 114                     "Error updating ELAN tag in ELAN instance");
 115             } else {
 116                 jobCoordinator.enqueueJob(elanName, () -> elanInterfaceManager.handleunprocessedElanInterfaces(update),
 117                     ElanConstants.JOB_MAX_RETRIES);
 118             }
 119         }
 120     }
 121
 122     @Override
 123     protected void add(InstanceIdentifier<ElanInstance> identifier, ElanInstance elanInstanceAdded) {
 124         LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, operTx -> {
 125             String elanInstanceName  = elanInstanceAdded.getElanInstanceName();
 126             Elan elanInfo = ElanUtils.getElanByName(operTx, elanInstanceName);
 127             if (elanInfo == null) {
 128                 LoggingFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
 129                     confTx -> ElanUtils.updateOperationalDataStore(idManager, elanInstanceAdded, new ArrayList<>(),
 130                         confTx, operTx)), LOG, "Error adding an ELAN instance");
 131             }
 132         }), LOG, "Error adding an ELAN instance");
 133     }
 134
 135     @Override
 136     protected InstanceIdentifier<ElanInstance> getWildCardPath() {
 137         return InstanceIdentifier.create(ElanInstances.class).child(ElanInstance.class);
 138     }
 139
 140     @Override
 141     protected ElanInstanceManager getDataTreeChangeListener() {
 142         return this;
 143     }
 144 }