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.PreDestroy;
  17 import javax.inject.Inject;
  18 import javax.inject.Singleton;
  19 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  20 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  21 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
  22 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  23 import org.opendaylight.infrautils.utils.concurrent.Executors;
  24 import org.opendaylight.infrautils.utils.concurrent.LoggingFutures;
  25 import org.opendaylight.mdsal.binding.api.DataBroker;
  26 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  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.serviceutils.tools.listener.AbstractAsyncDataTreeChangeListener;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.etree.rev160614.EtreeInstance;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.state.Elan;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.opendaylight.yangtools.yang.common.Uint32;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40
  41 @Singleton
  42 public class ElanInstanceManager extends AbstractAsyncDataTreeChangeListener<ElanInstance> {
  43
  44     private static final Logger LOG = LoggerFactory.getLogger(ElanInstanceManager.class);
  45     private static final Logger EVENT_LOGGER = LoggerFactory.getLogger("NetvirtEventLogger");
  46
  47     private final DataBroker broker;
  48     private final ManagedNewTransactionRunner txRunner;
  49     private final IdManagerService idManager;
  50     private final IInterfaceManager interfaceManager;
  51     private final ElanInterfaceManager elanInterfaceManager;
  52     private final JobCoordinator jobCoordinator;
  53     private final ElanInterfaceCache elanInterfaceCache;
  54
  55     @Inject
  56     public ElanInstanceManager(final DataBroker dataBroker, final IdManagerService managerService,
  57                                final ElanInterfaceManager elanInterfaceManager,
  58                                final IInterfaceManager interfaceManager, final JobCoordinator jobCoordinator,
  59                                final ElanInterfaceCache elanInterfaceCache) {
  60         super(dataBroker, LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(ElanInstances.class)
  61                 .child(ElanInstance.class),
  62                 Executors.newListeningSingleThreadExecutor("ElanInstanceManager", LOG));
  63         this.broker = dataBroker;
  64         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  65         this.idManager = managerService;
  66         this.elanInterfaceManager = elanInterfaceManager;
  67         this.interfaceManager = interfaceManager;
  68         this.jobCoordinator = jobCoordinator;
  69         this.elanInterfaceCache = elanInterfaceCache;
  70     }
  71
  72     public void init() {
  73         LOG.info("{} registered", getClass().getSimpleName());
  74     }
  75
  76     @Override
  77     public void remove(InstanceIdentifier<ElanInstance> identifier, ElanInstance deletedElan) {
  78         LOG.trace("Remove ElanInstance - Key: {}, value: {}", identifier, deletedElan);
  79         String elanName = deletedElan.getElanInstanceName();
  80         EVENT_LOGGER.debug("ELAN-Instance, REMOVE {}",elanName);
  81         elanInterfaceCache.getInterfaceNames(elanName).forEach(
  82             elanInterfaceName -> jobCoordinator.enqueueJob(ElanUtils.getElanInterfaceJobKey(elanInterfaceName),
  83                 () -> Collections.singletonList(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, tx -> {
  84                     LOG.info("Deleting the elanInterface present under ConfigDS:{}", elanInterfaceName);
  85                     tx.delete(ElanUtils.getElanInterfaceConfigurationDataPathId(elanInterfaceName));
  86                     elanInterfaceManager.unbindService(elanInterfaceName, tx);
  87                     LOG.info("unbind the Interface:{} service bounded to Elan:{}", elanInterfaceName, elanName);
  88                 })), ElanConstants.JOB_MAX_RETRIES));
  89         // Release tag
  90         ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME, elanName);
  91         if (deletedElan.augmentation(EtreeInstance.class) != null) {
  92             removeEtreeInstance(deletedElan);
  93         }
  94     }
  95
  96     private void removeEtreeInstance(ElanInstance deletedElan) {
  97         // Release leaves tag
  98         ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME,
  99                 deletedElan.getElanInstanceName() + ElanConstants.LEAVES_POSTFIX);
 100
 101         ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
 102                 ElanUtils.getElanInfoEntriesOperationalDataPath(
 103                         deletedElan.augmentation(EtreeInstance.class).getEtreeLeafTagVal().getValue()));
 104     }
 105
 106     @Override
 107     public void update(InstanceIdentifier<ElanInstance> identifier, ElanInstance original, ElanInstance update) {
 108         EVENT_LOGGER.debug("ELAN-Instance, UPDATE {}", original.getElanInstanceName());
 109         Uint32 existingElanTag = original.getElanTag();
 110         String elanName = update.getElanInstanceName();
 111         if (existingElanTag == null || !existingElanTag.equals(update.getElanTag())) {
 112             if (update.getElanTag() == null  || update.getElanTag().longValue() == 0L) {
 113                 // update the elan-Instance with new properties
 114                 LoggingFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(OPERATIONAL,
 115                     operTx -> LoggingFutures.addErrorLogging(
 116                         txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
 117                             confTx -> ElanUtils.updateOperationalDataStore(idManager, update, new ArrayList<>(), confTx,
 118                                 operTx)), LOG, "Error updating ELAN tag in ELAN instance for config "
 119                                     + "transaction")), LOG,
 120                     "Error updating ELAN tag in ELAN instance for operational transaction");
 121             } else {
 122                 jobCoordinator.enqueueJob(elanName, () -> elanInterfaceManager.handleunprocessedElanInterfaces(update),
 123                     ElanConstants.JOB_MAX_RETRIES);
 124             }
 125         }
 126     }
 127
 128     @Override
 129     public void add(InstanceIdentifier<ElanInstance> identifier, ElanInstance elanInstanceAdded) {
 130         LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, operTx -> {
 131             String elanInstanceName  = elanInstanceAdded.getElanInstanceName();
 132             EVENT_LOGGER.debug("ELAN-Instance, ADD {}", elanInstanceName);
 133             Elan elanInfo = ElanUtils.getElanByName(operTx, elanInstanceName);
 134             if (elanInfo == null) {
 135                 LoggingFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
 136                     confTx -> ElanUtils.updateOperationalDataStore(idManager, elanInstanceAdded, new ArrayList<>(),
 137                         confTx, operTx)), LOG, "Error adding an ELAN instance for config transaction");
 138             }
 139         }), LOG, "Error adding an ELAN instance for operational transaction");
 140     }
 141
 142     @Override
 143     @PreDestroy
 144     public void close() {
 145         super.close();
 146         Executors.shutdownAndAwaitTermination(getExecutorService());
 147     }
 148 }