2 VMs in a Load Balancer and load balancing rules (Webserver - Frontend)

01-azure-webserver.json

{
  "$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "location": {
        "type": "String"
    },
    "storageAccountName": {
      "type": "string",
      "metadata": {
        "description": "Name of storage account"
      }
    },
    "adminUsername": {
      "type": "string",
      "metadata": {
        "description": "Admin username"
      }
    },
    "adminPublicKey": {
      "type": "string",
      "metadata": {
        "description": "SSH Public Key"
      }
    },
    "dnsNameforLBIP": {
      "type": "string",
      "metadata": {
        "description": "DNS for Load Balancer IP"
      }
    },
    "vmNamePrefix": {
      "type": "string",
      "metadata": {
        "description": "Prefix to use for VM names"
      }
    },
    "imagePublisher": {
      "type": "string",
      "defaultValue": "Canonical",
      "metadata": {
        "description": "Image Publisher"
      }
    },
    "imageOffer": {
      "type": "string",
      "defaultValue": "UbuntuServer",
      "metadata": {
        "description": "Image Offer"
      }
    },
    "imageSKU": {
      "type": "string",
      "defaultValue": "14.04.5-LTS",
      "metadata": {
        "description": "Image SKU"
      }
    },
    "lbName": {
      "type": "string",
      "metadata": {
        "description": "Load Balancer name"
      }
    },
    "nicNamePrefix": {
      "type": "string",
      "defaultValue": "nic",
      "metadata": {
        "description": "Network Interface name prefix"
      }
    },
    "publicIPAddressName": {
      "type": "string",
      "defaultValue": "myPublicIP",
      "metadata": {
        "description": "Public IP Name"
      }
    },
    "vnetName": {
      "type": "string",
      "metadata": {
        "description": "VNET name"
      }
    },
    "vmSize": {
      "type": "string",
      "defaultValue": "Standard_D1",
      "metadata": {
        "description": "Size of the VM"
      }
    },
    "subnetName": {
        "defaultValue": "subnet-1",
        "type": "String"
    }
  },
  "variables": {
    "storageAccountType": "Standard_LRS",
    "availabilitySetName": "[concat(parameters('subnetName'),'-AVSET')]",
    "addressPrefix": "1.0.0.0/16",
    "subnetPrefix": "1.0.1.0/24",
    "publicIPAddressType": "Static",
    "vnetID": "[resourceId('Microsoft.Network/virtualNetworks',parameters('vnetName'))]",
    "subnetRef": "[concat(variables('vnetID'),'/subnets/',parameters('subnetName'))]",
    "publicIPAddressID": "[concat('/subscriptions/', subscription().subscriptionId, '/resourceGroups/', 'static-ips', '/providers/', 'Microsoft.Network/publicIPAddresses/', parameters('publicIPAddressName'))]",
    "numberOfInstances": 2,
    "lbID": "[resourceId('Microsoft.Network/loadBalancers',parameters('lbName'))]",
    "frontEndIPConfigID": "[concat(variables('lbID'),'/frontendIPConfigurations/LoadBalancerFrontEnd')]",
    "lbPoolID": "[concat(variables('lbID'),'/backendAddressPools/BackendPool1')]",
    "lbProbeID": "[concat(variables('lbID'),'/probes/tcpProbe')]",
    "lbProbeID2": "[concat(variables('lbID'),'/probes/tcpProbe2')]"
  },
  "resources": [
    {
      "type": "Microsoft.Storage/storageAccounts",
      "name": "[parameters('storageAccountName')]",
      "apiVersion": "2015-05-01-preview",
      "location": "[parameters('location')]",
      "properties": {
        "accountType": "[variables('storageAccountType')]"
      }
    },
    {
      "type": "Microsoft.Compute/availabilitySets",
      "name": "[variables('availabilitySetName')]",
      "apiVersion": "2016-04-30-preview",
      "location": "[parameters('location')]",
      "properties": {
        "platformFaultDomainCount": "2",
        "platformUpdateDomainCount": "2",
        "managed": "true"
      }
    },
    {
      "apiVersion": "2015-05-01-preview",
      "type": "Microsoft.Network/virtualNetworks",
      "name": "[parameters('vnetName')]",
      "location": "[parameters('location')]",
      "properties": {
        "addressSpace": {
          "addressPrefixes": [
            "[variables('addressPrefix')]"
          ]
        },
        "subnets": [
          {
            "name": "[parameters('subnetName')]",
            "properties": {
              "addressPrefix": "[variables('subnetPrefix')]"
            }
          }
        ]
      }
    },
    {
      "apiVersion": "2015-05-01-preview",
      "type": "Microsoft.Network/networkInterfaces",
      "name": "[concat(parameters('nicNamePrefix'), copyindex())]",
      "location": "[parameters('location')]",
      "copy": {
        "name": "nicLoop",
        "count": "[variables('numberOfInstances')]"
      },
      "dependsOn": [
        "[concat('Microsoft.Network/virtualNetworks/', parameters('vnetName'))]",
        "[concat('Microsoft.Network/loadBalancers/', parameters('lbName'))]"
      ],
      "properties": {
        "ipConfigurations": [
          {
            "name": "ipconfig1",
            "properties": {
              "privateIPAllocationMethod": "Dynamic",
              "subnet": {
                "id": "[variables('subnetRef')]"
              },
              "loadBalancerBackendAddressPools": [
                {
                  "id": "[concat(variables('lbID'), '/backendAddressPools/BackendPool1')]"
                }
              ],
              "loadBalancerInboundNatRules": [
                {
                  "id": "[concat(variables('lbID'),'/inboundNatRules/RDP-VM', copyindex())]"
                },
                {
                  "id": "[concat(variables('lbID'),'/inboundNatRules/SSH-VM', copyindex())]"
                }
              ]
            }
          }
        ]
      }
    },
    {
      "apiVersion": "2015-05-01-preview",
      "name": "[parameters('lbName')]",
      "type": "Microsoft.Network/loadBalancers",
      "location": "[parameters('location')]",
      "dependsOn": [],
      "properties": {
        "frontendIPConfigurations": [
          {
            "name": "LoadBalancerFrontEnd",
            "properties": {
              "publicIPAddress": {
                "id": "[variables('publicIPAddressID')]"
              }
            }
          }
        ],
        "backendAddressPools": [
          {
            "name": "BackendPool1"
          }
        ],
        "inboundNatRules": [
          {
            "name": "RDP-VM0",
            "properties": {
              "frontendIPConfiguration": {
                "id": "[variables('frontEndIPConfigID')]"
              },
              "protocol": "tcp",
              "frontendPort": 50001,
              "backendPort": 3389,
              "enableFloatingIP": false
            }
          },
          {
            "name": "RDP-VM1",
            "properties": {
              "frontendIPConfiguration": {
                "id": "[variables('frontEndIPConfigID')]"
              },
              "protocol": "tcp",
              "frontendPort": 50002,
              "backendPort": 3389,
              "enableFloatingIP": false
            }
          },
          {
            "name": "SSH-VM0",
            "properties": {
              "frontendIPConfiguration": {
                "id": "[variables('frontEndIPConfigID')]"
              },
              "protocol": "tcp",
              "frontendPort": 50003,
              "backendPort": 22,
              "enableFloatingIP": false
            }
          },
          {
            "name": "SSH-VM1",
            "properties": {
              "frontendIPConfiguration": {
                "id": "[variables('frontEndIPConfigID')]"
              },
              "protocol": "tcp",
              "frontendPort": 50004,
              "backendPort": 22,
              "enableFloatingIP": false
            }
          }
        ],
        "loadBalancingRules": [
          {
            "name": "LBRule",
            "properties": {
              "frontendIPConfiguration": {
                "id": "[variables('frontEndIPConfigID')]"
              },
              "backendAddressPool": {
                "id": "[variables('lbPoolID')]"
              },
              "protocol": "tcp",
              "frontendPort": 80,
              "backendPort": 80,
              "enableFloatingIP": false,
              "idleTimeoutInMinutes": 5,
              "probe": {
                "id": "[variables('lbProbeID')]"
              }
            }
          },
          {
            "name": "LBRule2",
            "properties": {
              "frontendIPConfiguration": {
                "id": "[variables('frontEndIPConfigID')]"
              },
              "backendAddressPool": {
                "id": "[variables('lbPoolID')]"
              },
              "protocol": "tcp",
              "frontendPort": 443,
              "backendPort": 443,
              "enableFloatingIP": false,
              "idleTimeoutInMinutes": 5,
              "probe": {
                "id": "[variables('lbProbeID2')]"
              }
            }
          }
        ],
        "probes": [
          {
            "name": "tcpProbe",
            "properties": {
              "protocol": "tcp",
              "port": 80,
              "intervalInSeconds": 5,
              "numberOfProbes": 2
            }
          },
          {
            "name": "tcpProbe2",
            "properties": {
              "protocol": "tcp",
              "port": 443,
              "intervalInSeconds": 5,
              "numberOfProbes": 2
            }
          }
        ]
      }
    },
    {
      "apiVersion": "2016-04-30-preview",
      "type": "Microsoft.Compute/virtualMachines",
      "name": "[concat(parameters('vmNamePrefix'), copyindex())]",
      "copy": {
        "name": "virtualMachineLoop",
        "count": "[variables('numberOfInstances')]"
      },
      "location": "[parameters('location')]",
      "dependsOn": [
        "[concat('Microsoft.Storage/storageAccounts/', parameters('storageAccountName'))]",
        "[concat('Microsoft.Network/networkInterfaces/', parameters('nicNamePrefix'), copyindex())]",
        "[concat('Microsoft.Compute/availabilitySets/', variables('availabilitySetName'))]"
      ],
      "properties": {
        "availabilitySet": {
          "id": "[resourceId('Microsoft.Compute/availabilitySets',variables('availabilitySetName'))]"
        },
        "hardwareProfile": {
          "vmSize": "[parameters('vmSize')]"
        },
        "osProfile": {
          "computerName": "[concat(parameters('vmNamePrefix'), copyIndex())]",
          "adminUsername": "[parameters('adminUsername')]",
          "linuxConfiguration": {
              "disablePasswordAuthentication": "true",
              "ssh": {
                  "publicKeys": [
                      {
                          "path": "[concat('/home/', parameters('adminUsername'), '/.ssh/authorized_keys')]",
                          "keyData": "[parameters('adminPublicKey')]"
                      }
                  ]
              }
          }
        },
        "storageProfile": {
          "imageReference": {
            "publisher": "[parameters('imagePublisher')]",
            "offer": "[parameters('imageOffer')]",
            "sku": "[parameters('imageSKU')]",
            "version": "latest"
          },
          "osDisk": {
            "createOption": "FromImage"
          }
        },
        "networkProfile": {
          "networkInterfaces": [
            {
              "id": "[resourceId('Microsoft.Network/networkInterfaces',concat(parameters('nicNamePrefix'),copyindex()))]"
            }
          ]
        },
        "diagnosticsProfile": {
          "bootDiagnostics": {
            "enabled": "true",
            "storageUri": "[concat('http://',parameters('storageAccountName'),'.blob.core.windows.net')]"
          }
        }
      }
    }
  ]
}