{
  "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "clusterName": {
      "type": "string",
      "metadata": {
        "description": "The name of the HDInsight cluster to create."
      }
    },
    "clusterLoginUserName": {
      "type": "string",
      "defaultValue": "admin",
      "metadata": {
        "description": "These credentials can be used to submit jobs to the cluster and to log into cluster dashboards."
      }
    },
    "clusterLoginPassword": {
      "type": "securestring",
      "minLength": 10,
      "metadata": {
        "description": "The password must be at least 10 characters in length and must contain at least one digit, one non-alphanumeric character, and one upper or lower case letter."
      }
    },
    "sshUserName": {
      "type": "string",
      "defaultValue": "sshuser",
      "metadata": {
        "description": "These credentials can be used to remotely access the cluster."
      }
    },
    "sshPassword": {
      "type": "securestring",
      "minLength": 10,
      "metadata": {
        "description": "The password must be at least 10 characters in length and must contain at least one digit, one non-alphanumeric character, and one upper or lower case letter."
      }
    },
    "clusterVersion": {
      "type": "string",
      "defaultValue": "3.5",
      "allowedValues": [
        "3.3",
        "3.4",
        "3.5",
        "3.6"
      ],
      "metadata": {
        "description": "Select the HDInsight version that you wish to deploy."
      }
    },
    "clusterWorkerNodeCount": {
      "type": "int",
      "defaultValue": 4,
      "metadata": {
        "description": "The number of nodes in the HDInsight cluster."
      }
    },
    "openTsdbVersion": {
      "type": "string",
      "defaultValue": "2.3.0",
      "allowedValues": [
        "2.2.0",
        "2.3.0"
      ]
    },
    "openTsdbTopology": {
      "type": "string",
      "defaultValue": "Load Balanced",
      "allowedValues": [
        "Edge Node",
        "Load Balanced"
      ],
      "metadata": {
        "description": "Select the deployment topology for OpenTSDB on the cluster. 'Edge Node' installs 1 TSD instance on the edge node. 'Load Balanced' installs a TSD instance of every region server in the cluster and a load balancer on the edge node distributes traffic."
      }
    },
    "edgeNodeSize": {
      "type": "string",
      "metadata": {
        "description": "Size of the edge node that hosts the application"
      },
      "defaultValue": "Standard_D3_V2",
      "allowedValues": [
        "Standard_A1",
        "Standard_A2",
        "Standard_A3",
        "Standard_A4",
        "Standard_D1_V2",
        "Standard_D2_V2",
        "Standard_D3_V2",
        "Standard_D4_V2"
      ]
    },
    "tsdPortNumber": {
      "type": "int",
      "defaultValue": 4242,
      "metadata": {
        "description": "The port number that the TSD services should listen to requests on."
      }
    }
  },
  "variables": {
    "defaultApiVersion": "2015-05-01-preview",
    "clusterApiVersion": "2015-03-01-preview",
    "clusterStorageAccountName": "[concat(parameters('clusterName'),'store')]",
    "applicationName": "opentsdb",
    "galleryPackageIdentity": "opentsdb",
    "edgeNodeSuffix": "tdb",
    "scriptBaseUri": "https://raw.githubusercontent.com/hdinsight/Iaas-Applications/master/Scripts/",
    "templateBaseUri": "[concat(variables('scriptBaseUri'), 'Templates/')]",
    "appInfoBaseUri": "https://raw.githubusercontent.com/hdinsight/Iaas-Applications/master/OpenTSDB/",
    "edgeNodeSignatureTag": "opentsdb-edgenode-signature-tag",
    "topologies": {
      "Edge Node": {
        "OPENTSDB_TSD": ["edge"],
        "OPENTSDB_PROXY": []
      },
      "Load Balanced": {
        "OPENTSDB_TSD": ["region"],
        "OPENTSDB_PROXY": ["edge"]
      }
    },
    "selectedTopology": "[variables('topologies')[parameters('openTsdbTopology')]]",
    "extraConfiguration": {
      "opentsdb-site": {
        "tsd.network.port": "[parameters('tsdPortNumber')]",
        "opentsdb.opentsdb_version": "[parameters('openTsdbVersion')]"
      }
    },
    "singleQuote": "'"
  },
  "resources": [
    {
      "name": "[variables('clusterStorageAccountName')]",
      "type": "Microsoft.Storage/storageAccounts",
      "location": "[resourceGroup().location]",
      "apiVersion": "[variables('defaultApiVersion')]",
      "dependsOn": [],
      "tags": {},
      "properties": {
        "accountType": "Standard_LRS"
      }
    },
    {
      "name": "[parameters('clusterName')]",
      "type": "Microsoft.HDInsight/clusters",
      "location": "[resourceGroup().location]",
      "apiVersion": "[variables('clusterApiVersion')]",
      "dependsOn": [
        "[concat('Microsoft.Storage/storageAccounts/',variables('clusterStorageAccountName'))]"
      ],
      "tags": {},
      "properties": {
        "clusterVersion": "[parameters('clusterVersion')]",
        "osType": "Linux",
        "clusterDefinition": {
          "kind": "hbase",
          "configurations": {
            "gateway": {
              "restAuthCredential.isEnabled": true,
              "restAuthCredential.username": "[parameters('clusterLoginUserName')]",
              "restAuthCredential.password": "[parameters('clusterLoginPassword')]"
            }
          }
        },
        "storageProfile": {
          "storageaccounts": [
            {
              "name": "[concat(variables('clusterStorageAccountName'),'.blob.core.windows.net')]",
              "isDefault": true,
              "container": "[parameters('clusterName')]",
              "key": "[listKeys(resourceId('Microsoft.Storage/storageAccounts', variables('clusterStorageAccountName')), variables('defaultApiVersion')).key1]"
            }
          ]
        },
        "computeProfile": {
          "roles": [
            {
              "name": "headnode",
              "targetInstanceCount": "2",
              "hardwareProfile": {
                "vmSize": "Standard_D3_v2"
              },
              "osProfile": {
                "linuxOperatingSystemProfile": {
                  "username": "[parameters('sshUserName')]",
                  "password": "[parameters('sshPassword')]"
                }
              },
              "scriptActions": [
                {
                  "name": "install-opentsdb",
                  "uri": "[concat(variables('scriptBaseUri'), 'install_ambari_app_bootstrap.sh')]",
                  "parameters": "[concat(variables('scriptBaseUri'), ' -c ', variables('appInfoBaseUri'), 'config/opentsdb-service-config.json', ' -u ', parameters('clusterLoginUserName'), ' -p ', parameters('clusterLoginPassword'), ' --component-topologies ', variables('singleQuote'), string(variables('selectedTopology')), variables('singleQuote'), ' -x ', variables('singleQuote'), string(variables('extraConfiguration')), variables('singleQuote'), ' -s ', variables('edgeNodeSuffix'), ' -n ', variables('edgeNodeSignatureTag'), ' -z ', variables('templateBaseUri'), ' -e 1 -v DEBUG')]",
                  "isHeadNode": true
                }
              ]
            },
            {
              "name": "workernode",
              "targetInstanceCount": "[parameters('clusterWorkerNodeCount')]",
              "hardwareProfile": {
                "vmSize": "Standard_D3_v2"
              },
              "osProfile": {
                "linuxOperatingSystemProfile": {
                  "username": "[parameters('sshUserName')]",
                  "password": "[parameters('sshPassword')]"
                }
              }
            }
          ]
        }
      }
    },
    {
      "name": "[concat(parameters('clusterName'),'/', variables('applicationName'))]",
      "type": "Microsoft.HDInsight/clusters/applications",
      "dependsOn": [
        "[concat('Microsoft.HDInsight/clusters/', parameters('clusterName'))]"
      ],
      "apiVersion": "[variables('clusterApiVersion')]",
      "properties": {
        "marketPlaceIdentifier": "[variables('galleryPackageIdentity')]",
        "computeProfile": {
          "roles": [
            {
              "name": "edgenode",
              "targetInstanceCount": 1,
              "hardwareProfile": {
                "vmSize": "[parameters('edgeNodeSize')]"
              }
            }
          ]
        },
        "installScriptActions": [
          {
            "name": "install-opentsdb-proxy",
            "uri": "[concat(variables('scriptBaseUri'), 'install-edgenode-placeholder.sh')]",
            "parameters": "[concat(parameters('clusterLoginUserName'), ' ', parameters('clusterLoginPassword'), ' ', variables('edgeNodeSignatureTag'))]",
            "roles": [
              "edgenode"
            ]
          }
        ],
        "uninstallScriptActions": [],
        "httpsEndpoints": [
          {
            "subDomainSuffix": "[variables('edgeNodeSuffix')]",
            "destinationPort": "[parameters('tsdPortNumber')]",
            "accessModes": [
              "webpage"
            ]
          }
        ],
        "applicationType": "CustomApplication"
      }
    }
  ],
  "outputs": {
    "cluster": {
      "type": "object",
      "value": "[reference(resourceId('Microsoft.HDInsight/clusters',parameters('clusterName')))]"
    }
  }
}