private static void ConfigHiveComponent(HiveComponent hive, HDInsight.ClusterCreateParametersV2 inputs)
        {
            hive.HiveSiteXmlProperties.AddRange(
                inputs.HiveConfiguration.ConfigurationCollection.Select(prop => new Property {
                Name = prop.Key, Value = prop.Value
            }));

            if (inputs.HiveConfiguration.AdditionalLibraries != null)
            {
                hive.AdditionalLibraries = new BlobContainerCredentialBackedResource()
                {
                    AccountDnsName    = inputs.HiveConfiguration.AdditionalLibraries.Name,
                    BlobContainerName = inputs.HiveConfiguration.AdditionalLibraries.Container,
                    Key = inputs.HiveConfiguration.AdditionalLibraries.Key
                };
            }

            if (inputs.HiveMetastore != null)
            {
                hive.Metastore = new SqlAzureDatabaseCredentialBackedResource()
                {
                    SqlServerName = inputs.HiveMetastore.Server,
                    Credentials   = new UsernamePasswordCredential()
                    {
                        Username = inputs.HiveMetastore.User, Password = inputs.HiveMetastore.Password
                    },
                    DatabaseName = inputs.HiveMetastore.Database
                };
            }
        }
        /// <summary>
        /// Generate ClusterCreateParameters object for 2.X cluster with only Hadoop.
        /// </summary>
        /// <param name="inputs">Cluster creation parameter inputs.</param>
        /// <returns>The corresponding ClusterCreateParameter object.</returns>
        internal static ClusterCreateParameters Create2XClusterForMapReduceTemplate(HDInsight.ClusterCreateParametersV2 inputs)
        {
            if (inputs == null)
            {
                throw new ArgumentNullException("inputs");
            }

            var cluster = new ClusterCreateParameters {
                DnsName = inputs.Name, Version = inputs.Version
            };
            var remoteDesktopSettings = (string.IsNullOrEmpty(inputs.RdpUsername))
                ? new RemoteDesktopSettings()
            {
                IsEnabled = false
            }
                : new RemoteDesktopSettings()
            {
                IsEnabled = true,
                AuthenticationCredential = new UsernamePasswordCredential()
                {
                    Username = inputs.RdpUsername,
                    Password = inputs.RdpPassword
                },
                RemoteAccessExpiry = (DateTime)inputs.RdpAccessExpiry
            };
            var headnodeRole = new ClusterRole
            {
                FriendlyName          = "HeadNodeRole",
                InstanceCount         = 2,
                VMSizeAsString        = inputs.HeadNodeSize,
                RemoteDesktopSettings = remoteDesktopSettings
            };
            var workernodeRole = new ClusterRole
            {
                InstanceCount         = inputs.ClusterSizeInNodes,
                FriendlyName          = "WorkerNodeRole",
                VMSizeAsString        = inputs.DataNodeSize,
                RemoteDesktopSettings = remoteDesktopSettings
            };
            var zookeeperRole = new ClusterRole
            {
                InstanceCount         = 3,
                FriendlyName          = "ZKRole",
                VMSizeAsString        = VmSize.Small.ToString(),
                RemoteDesktopSettings = remoteDesktopSettings
            };

            cluster.ClusterRoleCollection.Add(headnodeRole);
            cluster.ClusterRoleCollection.Add(workernodeRole);
            cluster.ClusterRoleCollection.Add(zookeeperRole);

            var gateway = new GatewayComponent
            {
                IsEnabled          = true,
                RestAuthCredential = new UsernamePasswordCredential {
                    Username = inputs.UserName, Password = inputs.Password
                }
            };

            cluster.Components.Add(gateway);
            cluster.Location = inputs.Location;

            // Adding MapReduce component
            MapReduceComponent mapReduce = new MapReduceComponent {
                HeadNodeRole = headnodeRole, WorkerNodeRole = workernodeRole
            };

            ConfigMapReduceComponent(mapReduce, inputs);
            cluster.Components.Add(mapReduce);

            // Adding Hive component
            HiveComponent hive = new HiveComponent {
                HeadNodeRole = headnodeRole
            };

            ConfigHiveComponent(hive, inputs);
            cluster.Components.Add(hive);

            // Adding config action component if needed
            if (inputs.ConfigActions != null && inputs.ConfigActions.Count > 0)
            {
                CustomActionComponent configAction = new CustomActionComponent {
                    HeadNodeRole = headnodeRole, WorkerNodeRole = workernodeRole
                };
                AddConfigActionComponent(configAction, inputs, headnodeRole, workernodeRole, zookeeperRole);
                cluster.Components.Add(configAction);
            }

            // Adding Oozie component
            OozieComponent oozie = new OozieComponent {
                HeadNodeRole = headnodeRole
            };

            ConfigOozieComponent(oozie, inputs);
            cluster.Components.Add(oozie);

            // Adding Hdfs component
            HdfsComponent hdfs = new HdfsComponent {
                HeadNodeRole = headnodeRole, WorkerNodeRole = workernodeRole
            };

            ConfigHdfsComponent(hdfs, inputs);
            cluster.Components.Add(hdfs);

            // Adding HadoopCore component
            HadoopCoreComponent hadoopCore = new HadoopCoreComponent();

            ConfigHadoopCoreComponent(hadoopCore, inputs);
            cluster.Components.Add(hadoopCore);

            ConfigVirtualNetwork(cluster, inputs);

            return(cluster);
        }
        /// <summary>
        /// Generate ClusterCreateParameters object for 3.X cluster with only Hadoop.
        /// </summary>
        /// <param name="inputs">Cluster creation parameter inputs.</param>
        /// <returns>The corresponding ClusterCreateParameter object.</returns>
        internal static ClusterCreateParameters Create3XClusterFromMapReduceTemplate(HDInsight.ClusterCreateParametersV2 inputs)
        {
            if (inputs == null)
            {
                throw new ArgumentNullException("inputs");
            }

            var cluster = new ClusterCreateParameters
            {
                DnsName = inputs.Name,
                Version = inputs.Version
            };
            var headnodeRole = new ClusterRole
            {
                FriendlyName   = "HeadNodeRole",
                InstanceCount  = 2,
                VMSizeAsString = inputs.HeadNodeSize,
            };
            var workernodeRole = new ClusterRole
            {
                InstanceCount  = inputs.ClusterSizeInNodes,
                FriendlyName   = "WorkerNodeRole",
                VMSizeAsString = inputs.DataNodeSize,
            };
            var zookeeperRole = new ClusterRole
            {
                InstanceCount  = 3,
                FriendlyName   = "ZKRole",
                VMSizeAsString = inputs.ZookeeperNodeSize ?? VmSize.Small.ToString(),
            };

            cluster.ClusterRoleCollection.Add(headnodeRole);
            cluster.ClusterRoleCollection.Add(workernodeRole);
            cluster.ClusterRoleCollection.Add(zookeeperRole);

            var gateway = new GatewayComponent
            {
                IsEnabled          = true,
                RestAuthCredential = new UsernamePasswordCredential {
                    Username = inputs.UserName, Password = inputs.Password
                }
            };

            cluster.Components.Add(gateway);
            cluster.Location = inputs.Location;

            //Add yarn component
            YarnComponent yarn = new YarnComponent {
                ResourceManagerRole = headnodeRole, NodeManagerRole = workernodeRole,
            };

            ConfigYarnComponent(yarn, inputs);
            MapReduceApplication mapreduceApp = new MapReduceApplication();

            ConfigMapReduceApplication(mapreduceApp, inputs);
            yarn.Applications.Add(mapreduceApp);
            cluster.Components.Add(yarn);

            // Adding Hive component
            HiveComponent hive = new HiveComponent {
                HeadNodeRole = headnodeRole
            };

            ConfigHiveComponent(hive, inputs);
            cluster.Components.Add(hive);

            // Adding config action component if needed
            if (inputs.ConfigActions != null && inputs.ConfigActions.Count > 0)
            {
                CustomActionComponent configAction = new CustomActionComponent {
                    HeadNodeRole = headnodeRole, WorkerNodeRole = workernodeRole
                };
                AddConfigActionComponent(configAction, inputs, headnodeRole, workernodeRole);
                cluster.Components.Add(configAction);
            }

            // Adding Oozie component
            OozieComponent oozie = new OozieComponent {
                HeadNodeRole = headnodeRole
            };

            ConfigOozieComponent(oozie, inputs);
            cluster.Components.Add(oozie);

            // Adding Hdfs component
            HdfsComponent hdfs = new HdfsComponent {
                HeadNodeRole = headnodeRole, WorkerNodeRole = workernodeRole
            };

            ConfigHdfsComponent(hdfs, inputs);
            cluster.Components.Add(hdfs);

            // Adding HadoopCore component
            HadoopCoreComponent hadoopCore = new HadoopCoreComponent();

            ConfigHadoopCoreComponent(hadoopCore, inputs);
            cluster.Components.Add(hadoopCore);

            // Adding Zookeeper component
            cluster.Components.Add(new ZookeeperComponent {
                ZookeeperRole = zookeeperRole
            });

            ConfigVirtualNetwork(cluster, inputs);

            return(cluster);
        }