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.utils.ElanConstants;
23 import org.opendaylight.netvirt.elan.utils.ElanUtils;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.etree.rev160614.EtreeInstance;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanDpnInterfaces;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.dpn.interfaces.ElanDpnInterfacesList;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.dpn.interfaces.ElanDpnInterfacesListKey;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.dpn.interfaces.elan.dpn.interfaces.list.DpnInterfaces;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstanceKey;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.interfaces.ElanInterface;
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;
39 public class ElanInstanceManager extends AsyncDataTreeChangeListenerBase<ElanInstance, ElanInstanceManager>
40 implements AutoCloseable {
42 private static final Logger LOG = LoggerFactory.getLogger(ElanInstanceManager.class);
44 private final DataBroker broker;
45 private final IdManagerService idManager;
46 private final IInterfaceManager interfaceManager;
47 private final ElanInterfaceManager elanInterfaceManager;
49 public ElanInstanceManager(final DataBroker dataBroker, final IdManagerService managerService,
50 final ElanInterfaceManager elanInterfaceManager,
51 final IInterfaceManager interfaceManager) {
52 super(ElanInstance.class, ElanInstanceManager.class);
53 this.broker = dataBroker;
54 this.idManager = managerService;
55 this.elanInterfaceManager = elanInterfaceManager;
56 this.interfaceManager = interfaceManager;
60 registerListener(LogicalDatastoreType.CONFIGURATION, broker);
64 protected void remove(InstanceIdentifier<ElanInstance> identifier, ElanInstance deletedElan) {
65 LOG.trace("Remove ElanInstance - Key: {}, value: {}", identifier, deletedElan);
66 List<ListenableFuture<Void>> futures = new ArrayList<>();
67 String elanName = deletedElan.getElanInstanceName();
68 // check the elan Instance present in the Operational DataStore
69 Elan existingElan = ElanUtils.getElanByName(broker, elanName);
70 long elanTag = deletedElan.getElanTag();
71 // Cleaning up the existing Elan Instance
72 if (existingElan != null) {
73 List<String> elanInterfaces = existingElan.getElanInterfaces();
74 if (elanInterfaces != null && !elanInterfaces.isEmpty()) {
75 for (String elanInterfaceName : elanInterfaces) {
76 InstanceIdentifier<ElanInterface> elanInterfaceId = ElanUtils
77 .getElanInterfaceConfigurationDataPathId(elanInterfaceName);
78 InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(elanInterfaceName);
79 elanInterfaceManager.removeElanInterface(futures, deletedElan, elanInterfaceName,
80 interfaceInfo, false);
81 ElanUtils.delete(broker, LogicalDatastoreType.CONFIGURATION,
85 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
86 ElanUtils.getElanInstanceOperationalDataPath(elanName));
87 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
88 getElanDpnOperationDataPath(elanName));
89 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
90 ElanUtils.getElanInfoEntriesOperationalDataPath(elanTag));
93 ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME, elanName);
94 if (deletedElan.getAugmentation(EtreeInstance.class) != null) {
95 removeEtreeInstance(deletedElan);
99 private void removeEtreeInstance(ElanInstance deletedElan) {
100 // Release leaves tag
101 ElanUtils.releaseId(idManager, ElanConstants.ELAN_ID_POOL_NAME,
102 deletedElan.getElanInstanceName() + ElanConstants.LEAVES_POSTFIX);
104 ElanUtils.delete(broker, LogicalDatastoreType.OPERATIONAL,
105 ElanUtils.getElanInfoEntriesOperationalDataPath(
106 deletedElan.getAugmentation(EtreeInstance.class).getEtreeLeafTagVal().getValue()));
110 protected void update(InstanceIdentifier<ElanInstance> identifier, ElanInstance original, ElanInstance update) {
111 Long existingElanTag = original.getElanTag();
112 if (existingElanTag != null && existingElanTag == update.getElanTag()) {
114 } else if (update.getElanTag() == null) {
115 // update the elan-Instance with new properties
116 WriteTransaction tx = broker.newWriteOnlyTransaction();
117 ElanUtils.updateOperationalDataStore(broker, idManager,
118 update, new ArrayList<String>(), tx);
119 ElanUtils.waitForTransactionToComplete(tx);
122 elanInterfaceManager.handleunprocessedElanInterfaces(update);
126 protected void add(InstanceIdentifier<ElanInstance> identifier, ElanInstance elanInstanceAdded) {
127 Elan elanInfo = ElanUtils.getElanByName(broker, elanInstanceAdded.getElanInstanceName());
128 if (elanInfo == null) {
129 WriteTransaction tx = broker.newWriteOnlyTransaction();
130 ElanUtils.updateOperationalDataStore(broker, idManager,
131 elanInstanceAdded, new ArrayList<String>(), tx);
132 ElanUtils.waitForTransactionToComplete(tx);
136 public ElanInstance getElanInstanceByName(String elanInstanceName) {
137 InstanceIdentifier<ElanInstance> elanIdentifierId = getElanInstanceConfigurationDataPath(elanInstanceName);
138 Optional<ElanInstance> elanInstance = MDSALUtil.read(broker,
139 LogicalDatastoreType.CONFIGURATION, elanIdentifierId);
140 if (elanInstance.isPresent()) {
141 return elanInstance.get();
146 public List<DpnInterfaces> getElanDPNByName(String elanInstanceName) {
147 InstanceIdentifier<ElanDpnInterfacesList> elanIdentifier = getElanDpnOperationDataPath(elanInstanceName);
148 Optional<ElanDpnInterfacesList> elanInstance = MDSALUtil.read(broker,
149 LogicalDatastoreType.OPERATIONAL, elanIdentifier);
150 if (elanInstance.isPresent()) {
151 ElanDpnInterfacesList elanDPNs = elanInstance.get();
152 return elanDPNs.getDpnInterfaces();
157 private InstanceIdentifier<ElanDpnInterfacesList> getElanDpnOperationDataPath(String elanInstanceName) {
158 return InstanceIdentifier.builder(ElanDpnInterfaces.class)
159 .child(ElanDpnInterfacesList.class, new ElanDpnInterfacesListKey(elanInstanceName)).build();
162 private InstanceIdentifier<ElanInstance> getElanInstanceConfigurationDataPath(String elanInstanceName) {
163 return InstanceIdentifier.builder(ElanInstances.class)
164 .child(ElanInstance.class, new ElanInstanceKey(elanInstanceName)).build();
168 protected InstanceIdentifier<ElanInstance> getWildCardPath() {
169 return InstanceIdentifier.create(ElanInstances.class).child(ElanInstance.class);
173 protected ElanInstanceManager getDataTreeChangeListener() {