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.text.ParseException;
  12 import java.text.SimpleDateFormat;
  13 import java.util.Date;
  14 import java.util.concurrent.ExecutionException;
  15
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.hostconfig.rev150712.hostconfig.attributes.Hostconfigs;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.hostconfig.rev150712.hostconfig.attributes.hostconfigs.Hostconfig;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.hostconfig.rev150712.hostconfig.attributes.hostconfigs.HostconfigBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26
  27 public class NeutronHostconfigUtils {
  28     private static final Logger LOG = LoggerFactory.getLogger(NeutronHostconfigUtils.class);
  29     private final DataBroker dataBroker;
  30
  31     public enum Action {
  32         ADD,
  33         UPDATE,
  34         DELETE
  35     }
  36
  37     public NeutronHostconfigUtils(final DataBroker dataBroker) {
  38         this.dataBroker = dataBroker;
  39     }
  40
  41     public void updateMdsal(Hostconfig hostConfig, Action action) {
  42         InstanceIdentifier<Hostconfig> hostConfigId;
  43         if (hostConfig == null) {
  44             return;
  45         }
  46         try {
  47             switch (action) {
  48                 case ADD:
  49                 case UPDATE:
  50                     final WriteTransaction writeTx = dataBroker.newWriteOnlyTransaction();
  51                     hostConfigId = createInstanceIdentifier(hostConfig);
  52                     writeTx.put(LogicalDatastoreType.OPERATIONAL, hostConfigId, hostConfig, true);
  53                     writeTx.submit().get();
  54                     LOG.trace("Hostconfig updated for node {}", hostConfig.getHostId());
  55                     break;
  56                 case DELETE:
  57                     final WriteTransaction delTx = dataBroker.newWriteOnlyTransaction();
  58                     hostConfigId = createInstanceIdentifier(hostConfig);
  59                     delTx.delete(LogicalDatastoreType.OPERATIONAL, hostConfigId);
  60                     LOG.trace("Hostconfig deleted for node {}", hostConfig.getHostId());
  61                     delTx.submit().get();
  62                     break;
  63                 default:
  64                     break;
  65             }
  66         } catch (InterruptedException | ExecutionException e) {
  67             LOG.warn("Hostconfig transaction commit failed to DS.", e);
  68         }
  69     }
  70
  71     public Hostconfig buildHostConfigInfo(String hostId, String hostType, String hostConfig) {
  72         HostconfigBuilder hostconfigBuilder = new HostconfigBuilder();
  73         hostconfigBuilder.setHostId(hostId);
  74         hostconfigBuilder.setHostType(hostType);
  75         hostconfigBuilder.setConfig(hostConfig);
  76         return hostconfigBuilder.build();
  77     }
  78
  79     private InstanceIdentifier<Hostconfig> createInstanceIdentifier(Hostconfig hostconfig) {
  80         return InstanceIdentifier.create(Neutron.class).child(Hostconfigs.class)
  81                 .child(Hostconfig.class, hostconfig.getKey());
  82     }
  83
  84     /**
  85      * Used for parsing model revisions.
  86      */
  87     public static Date parseDate(final String strDate) {
  88         final SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
  89         try {
  90             return formatter.parse(strDate);
  91         } catch (final ParseException e) {
  92             throw new IllegalArgumentException("Date " + strDate + " not valid.", e);
  93         }
  94     }
  95 }