{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "vmDnsPrefix": {
      "type": "string",
      "metadata": {
        "description": "This is the unique DNS name of the for the public IP for your VM"
      }
    },
    "adminUsername": {
      "type": "string",
      "defaultValue": "gethuser",
      "metadata": {
        "description": "This is the the username you wish to assign to your VMs admin account"
      }
    },
    "vmSize": {
      "type": "string",
      "defaultValue": "Standard_A1_v2",
      "metadata": {
        "description": "Size of VM"
      }
    },
    "location": {
      "type": "string",
      "defaultValue": "[resourceGroup().location]",
      "metadata": {
        "description": "Location for all resources."
      }
    },
    "authenticationType": {
      "type": "string",
      "defaultValue": "sshPublicKey",
      "allowedValues": [
        "sshPublicKey",
        "password"
      ],
      "metadata": {
        "description": "Type of authentication to use on the Virtual Machine. SSH key is recommended."
      }
    },
    "adminPasswordOrKey": {
      "type": "securestring",
      "metadata": {
        "description": "SSH Key or password for the Virtual Machine. SSH key is recommended."
      }
    },
    "_artifactsLocation": {
      "type": "string",
      "metadata": {
        "description": "The base URI where artifacts required by this template are located. When the template is deployed using the accompanying scripts, a private location in the subscription will be used and this value will be automatically generated."
      },
      "defaultValue": "[deployment().properties.templateLink.uri]"
    },
    "_artifactsLocationSasToken": {
      "type": "securestring",
      "metadata": {
        "description": "The sasToken required to access _artifactsLocation.  When the template is deployed using the accompanying scripts, a sasToken will be automatically generated."
      },
      "defaultValue": ""
    }
  },
  "variables": {
    "nicName": "VMNic",
    "addressPrefix": "10.0.0.0/16",
    "imagePublisher": "Canonical",
    "imageVersion": "latest",
    "imageSKU": "14.04.5-LTS",
    "imageOffer": "UbuntuServer",
    "subnetName": "Subnet-1",
    "subnetPrefix": "10.0.0.0/24",
    "publicIPAddressName": "publicIP",
    "publicIPAddressType": "Dynamic",
    "vmName": "[parameters('vmDnsPrefix')]",
    "virtualNetworkName": "WPVNET",
    "subnetRef": "[resourceId('Microsoft.Network/virtualNetworks/subnets', variables('virtualNetworkName'), variables('subnetName'))]",
    "linuxConfiguration": {
      "disablePasswordAuthentication": true,
      "ssh": {
        "publicKeys": [
          {
            "path": "[concat('/home/', parameters('adminUsername'), '/.ssh/authorized_keys')]",
            "keyData": "[parameters('adminPasswordOrKey')]"
          }
        ]
      }
    }
  },
  "resources": [
    {
      "apiVersion": "2020-11-01",
      "type": "Microsoft.Network/publicIPAddresses",
      "name": "[variables('publicIPAddressName')]",
      "location": "[parameters('location')]",
      "properties": {
        "publicIPAllocationMethod": "[variables('publicIPAddressType')]",
        "dnsSettings": {
          "domainNameLabel": "[parameters('vmDnsPrefix')]"
        }
      }
    },
    {
      "apiVersion": "2020-11-01",
      "type": "Microsoft.Network/virtualNetworks",
      "name": "[variables('virtualNetworkName')]",
      "location": "[parameters('location')]",
      "properties": {
        "addressSpace": {
          "addressPrefixes": [
            "[variables('addressPrefix')]"
          ]
        },
        "subnets": [
          {
            "name": "[variables('subnetName')]",
            "properties": {
              "addressPrefix": "[variables('subnetPrefix')]"
            }
          }
        ]
      }
    },
    {
      "apiVersion": "2020-11-01",
      "type": "Microsoft.Network/networkInterfaces",
      "name": "[variables('nicName')]",
      "location": "[parameters('location')]",
      "dependsOn": [
        "[resourceId('Microsoft.Network/publicIPAddresses', variables('publicIPAddressName'))]",
        "[resourceId('Microsoft.Network/virtualNetworks', variables('virtualNetworkName'))]"
      ],
      "properties": {
        "ipConfigurations": [
          {
            "name": "ipconfig1",
            "properties": {
              "privateIPAllocationMethod": "Dynamic",
              "publicIPAddress": {
                "id": "[resourceId('Microsoft.Network/publicIPAddresses',variables('publicIPAddressName'))]"
              },
              "subnet": {
                "id": "[variables('subnetRef')]"
              }
            }
          }
        ]
      }
    },
    {
      "apiVersion": "2020-12-01",
      "type": "Microsoft.Compute/virtualMachines",
      "name": "[variables('vmName')]",
      "location": "[parameters('location')]",
      "dependsOn": [
        "[resourceId('Microsoft.Network/networkInterfaces', variables('nicName'))]"
      ],
      "properties": {
        "hardwareProfile": {
          "vmSize": "[parameters('vmSize')]"
        },
        "osProfile": {
          "computerName": "[variables('vmName')]",
          "adminUsername": "[parameters('adminUsername')]",
          "adminPassword": "[parameters('adminPasswordOrKey')]",
          "linuxConfiguration": "[if(equals(parameters('authenticationType'), 'password'), json('null'), variables('linuxConfiguration'))]"
        },
        "storageProfile": {
          "imageReference": {
            "publisher": "[variables('imagePublisher')]",
            "offer": "[variables('imageOffer')]",
            "sku": "[variables('imageSKU')]",
            "version": "[variables('imageVersion')]"
          },
          "osDisk": {
            "name": "[concat(variables('vmName'),'_OSDisk')]",
            "caching": "ReadWrite",
            "createOption": "FromImage"
          }
        },
        "networkProfile": {
          "networkInterfaces": [
            {
              "id": "[resourceId('Microsoft.Network/networkInterfaces',variables('nicName'))]"
            }
          ]
        }
      }
    },
    {
      "type": "Microsoft.Compute/virtualMachines/extensions",
      "name": "[concat(variables('vmName'),'/newuserscript')]",
      "apiVersion": "2020-12-01",
      "location": "[parameters('location')]",
      "dependsOn": [
        "[resourceId('Microsoft.Compute/virtualMachines', variables('vmName'))]"
      ],
      "properties": {
        "publisher": "Microsoft.Azure.Extensions",
        "type": "CustomScript",
        "typeHandlerVersion": "2.0",
        "autoUpgradeMinorVersion": true,
        "settings": {
          "fileUris": [
            "[uri(parameters('_artifactsLocation'), concat('configure-geth.sh', parameters('_artifactsLocationSasToken')))]"
          ],
          "commandToExecute": "[concat('sh configure-geth.sh ', parameters('adminUsername'))]"
        }
      }
    }
  ]
}