neutron-hostconfig/utils/src/main/java/org/opendaylight/neutron/hostconfig/utils/NeutronHostconfigUtils.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
   9 package org.opendaylight.neutron.hostconfig.utils;
  10
  11 import java.util.concurrent.ExecutionException;
  12
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.hostconfig.rev150712.hostconfig.attributes.Hostconfigs;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.hostconfig.rev150712.hostconfig.attributes.hostconfigs.Hostconfig;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.hostconfig.rev150712.hostconfig.attributes.hostconfigs.HostconfigBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  20 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 public class NeutronHostconfigUtils {
  25     private static final Logger LOG = LoggerFactory.getLogger(NeutronHostconfigUtils.class);
  26     private final DataBroker dataBroker;
  27
  28     public enum Action {
  29         ADD,
  30         UPDATE,
  31         DELETE
  32     }
  33
  34     public NeutronHostconfigUtils(final DataBroker dataBroker) {
  35         this.dataBroker = dataBroker;
  36     }
  37
  38     public void updateMdsal(Hostconfig hostConfig, Action action) {
  39         InstanceIdentifier<Hostconfig> hostConfigId;
  40         if (hostConfig == null) {
  41             return;
  42         }
  43         try {
  44             switch (action) {
  45                 case ADD:
  46                 case UPDATE:
  47                     final WriteTransaction writeTx = dataBroker.newWriteOnlyTransaction();
  48                     hostConfigId = createInstanceIdentifier(hostConfig);
  49                     writeTx.put(LogicalDatastoreType.OPERATIONAL, hostConfigId, hostConfig, true);
  50                     writeTx.submit().get();
  51                     LOG.trace("Hostconfig updated for node {}", hostConfig.getHostId());
  52                     break;
  53                 case DELETE:
  54                     final WriteTransaction delTx = dataBroker.newWriteOnlyTransaction();
  55                     hostConfigId = createInstanceIdentifier(hostConfig);
  56                     delTx.delete(LogicalDatastoreType.OPERATIONAL, hostConfigId);
  57                     LOG.trace("Hostconfig deleted for node {}", hostConfig.getHostId());
  58                     delTx.submit().get();
  59                     break;
  60                 default:
  61                     break;
  62             }
  63         } catch (InterruptedException | ExecutionException e) {
  64             LOG.warn("Hostconfig transaction commit failed to DS.", e);
  65         }
  66     }
  67
  68     public Hostconfig buildHostConfigInfo(String hostId, String hostType, String hostConfig) {
  69         HostconfigBuilder hostconfigBuilder = new HostconfigBuilder();
  70         hostconfigBuilder.setHostId(hostId);
  71         hostconfigBuilder.setHostType(hostType);
  72         hostconfigBuilder.setConfig(hostConfig);
  73         return hostconfigBuilder.build();
  74     }
  75
  76     private InstanceIdentifier<Hostconfig> createInstanceIdentifier(Hostconfig hostconfig) {
  77         return InstanceIdentifier.create(Neutron.class).child(Hostconfigs.class)
  78                 .child(Hostconfig.class, hostconfig.getKey());
  79     }
  80 }