2 * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
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
9 package org.opendaylight.netvirt.elan.internal;
11 import com.google.common.base.Optional;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import java.util.ArrayList;
14 import java.util.List;
15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
16 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
17 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
18 import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
19 import org.opendaylight.genius.interfacemanager.globals.InterfaceInfo;
20 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
21 import org.opendaylight.genius.mdsalutil.MDSALUtil;
22 import org.opendaylight.netvirt.elan.ElanException;
23 import org.opendaylight.netvirt.elan.utils.ElanConstants;
24 import org.opendaylight.netvirt.elan.utils.ElanUtils;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.etree.rev160614.EtreeInstance;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanDpnInterfaces;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.dpn.interfaces.ElanDpnInterfacesList;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.dpn.interfaces.ElanDpnInterfacesListKey;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.dpn.interfaces.elan.dpn.interfaces.list.DpnInterfaces;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstanceKey;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.interfaces.ElanInterface;
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.slf4j.Logger;
38 import org.slf4j.LoggerFactory;
40 public class ElanInstanceManager extends AsyncDataTreeChangeListenerBase<ElanInstance, ElanInstanceManager>
41 implements AutoCloseable {
43 private static final Logger LOG = LoggerFactory.getLogger(ElanInstanceManager.class);
45 private final DataBroker broker;
46 private final IdManagerService idManager;
47 private final IInterfaceManager interfaceManager;
48 private final ElanInterfaceManager elanInterfaceManager;
50 public ElanInstanceManager(final DataBroker dataBroker, final IdManagerService managerService,
51 final ElanInterfaceManager elanInterfaceManager,
52 final IInterfaceManager interfaceManager) {
53 super(ElanInstance.class, ElanInstanceManager.class);
54 this.broker = dataBroker;
55 this.idManager = managerService;
56 this.elanInterfaceManager = elanInterfaceManager;
57 this.interfaceManager = interfaceManager;
61 registerListener(LogicalDatastoreType.CONFIGURATION, broker);
65 protected void remove(InstanceIdentifier<ElanInstance> identifier, ElanInstance deletedElan) {
66 LOG.trace("Remove ElanInstance - Key: {}, value: {}", identifier, deletedElan);
67 List<ListenableFuture<Void>> futures = new ArrayList<>();
68 String elanName = deletedElan.getElanInstanceName();
69 // check the elan Instance present in the Operational DataStore
70 Elan existingElan = ElanUtils.getElanByName(broker, elanName);
71 long elanTag = deletedElan.getElanTag();
72 // Cleaning up the existing Elan Instance
73 if (existingElan != null) {
74 List<String> elanInterfaces = existingElan.getElanInterfaces();
75 if (elanInterfaces != null && !elanInterfaces.isEmpty()) {
76 for (String elanInterfaceName : elanInterfaces) {
77 InstanceIdentifier<ElanInterface> elanInterfaceId = ElanUtils
78 .getElanInterfaceConfigurationDataPathId(elanInterfaceName);
79 InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(elanInterfaceName);
80 elanInterfaceManager.removeElanInterface(futures, deletedElan, elanInterfaceName,
81 interfaceInfo, false);
82 ElanUtils.delete(broker, LogicalDatastoreType.CONFIGURATION,
86 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
87 ElanUtils.getElanInstanceOperationalDataPath(elanName));
88 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
89 getElanDpnOperationDataPath(elanName));
90 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
91 ElanUtils.getElanInfoEntriesOperationalDataPath(elanTag));
94 ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME, elanName);
95 if (deletedElan.getAugmentation(EtreeInstance.class) != null) {
96 removeEtreeInstance(deletedElan);
100 private void removeEtreeInstance(ElanInstance deletedElan) {
101 // Release leaves tag
102 ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME,
103 deletedElan.getElanInstanceName() + ElanConstants.LEAVES_POSTFIX);
105 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
106 ElanUtils.getElanInfoEntriesOperationalDataPath(
107 deletedElan.getAugmentation(EtreeInstance.class).getEtreeLeafTagVal().getValue()));
111 protected void update(InstanceIdentifier<ElanInstance> identifier, ElanInstance original, ElanInstance update) {
112 Long existingElanTag = original.getElanTag();
113 if (existingElanTag != null && existingElanTag == update.getElanTag()) {
115 } else if (update.getElanTag() == null) {
116 // update the elan-Instance with new properties
117 WriteTransaction tx = broker.newWriteOnlyTransaction();
118 ElanUtils.updateOperationalDataStore(broker, idManager,
119 update, new ArrayList<String>(), tx);
120 ElanUtils.waitForTransactionToComplete(tx);
124 elanInterfaceManager.handleunprocessedElanInterfaces(update);
125 } catch (ElanException e) {
126 LOG.error("update() failed for ElanInstance: " + identifier.toString(), e);
131 protected void add(InstanceIdentifier<ElanInstance> identifier, ElanInstance elanInstanceAdded) {
132 Elan elanInfo = ElanUtils.getElanByName(broker, elanInstanceAdded.getElanInstanceName());
133 if (elanInfo == null) {
134 WriteTransaction tx = broker.newWriteOnlyTransaction();
135 ElanUtils.updateOperationalDataStore(broker, idManager,
136 elanInstanceAdded, new ArrayList<String>(), tx);
137 ElanUtils.waitForTransactionToComplete(tx);
141 public ElanInstance getElanInstanceByName(String elanInstanceName) {
142 InstanceIdentifier<ElanInstance> elanIdentifierId = getElanInstanceConfigurationDataPath(elanInstanceName);
143 Optional<ElanInstance> elanInstance = MDSALUtil.read(broker,
144 LogicalDatastoreType.CONFIGURATION, elanIdentifierId);
145 if (elanInstance.isPresent()) {
146 return elanInstance.get();
151 public List<DpnInterfaces> getElanDPNByName(String elanInstanceName) {
152 InstanceIdentifier<ElanDpnInterfacesList> elanIdentifier = getElanDpnOperationDataPath(elanInstanceName);
153 Optional<ElanDpnInterfacesList> elanInstance = MDSALUtil.read(broker,
154 LogicalDatastoreType.OPERATIONAL, elanIdentifier);
155 if (elanInstance.isPresent()) {
156 ElanDpnInterfacesList elanDPNs = elanInstance.get();
157 return elanDPNs.getDpnInterfaces();
162 private InstanceIdentifier<ElanDpnInterfacesList> getElanDpnOperationDataPath(String elanInstanceName) {
163 return InstanceIdentifier.builder(ElanDpnInterfaces.class)
164 .child(ElanDpnInterfacesList.class, new ElanDpnInterfacesListKey(elanInstanceName)).build();
167 private InstanceIdentifier<ElanInstance> getElanInstanceConfigurationDataPath(String elanInstanceName) {
168 return InstanceIdentifier.builder(ElanInstances.class)
169 .child(ElanInstance.class, new ElanInstanceKey(elanInstanceName)).build();
173 protected InstanceIdentifier<ElanInstance> getWildCardPath() {
174 return InstanceIdentifier.create(ElanInstances.class).child(ElanInstance.class);
178 protected ElanInstanceManager getDataTreeChangeListener() {