internalLB.json

{
    "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
		"vnetName": {
            "defaultValue": "myVnet",
            "type": "string"
		},
		"subnetName": {
            "defaultValue": "serverSubnet",
            "type": "string"
		},
        "slbName": {
            "defaultValue": "mySLB",
            "type": "string"
        },
        "backendConfigName": {
            "defaultValue": "myBackendConfig",
            "type": "string"
        },
        "ipPrefix": {
            "defaultValue": "10.0.1",
            "type": "string"
        },
        "vipSuffix": {
            "defaultValue": "100",
            "type": "string"
        },
        "pipName": {
            "defaultValue": "not used",
            "type": "string"
        },
        "pipSku": {
            "defaultValue": "not used",
            "type": "string"
        },
        "frontendPort": {
            "defaultValue": 1022,
            "type": "int",
            "metadata": { "description": "Frontend TCP port" }
        },
        "backendPort": {
            "defaultValue": 22,
            "type": "int",
            "metadata": { "description": "Backend TCP port" }
        },
        "probePort": {
            "defaultValue": 22,
            "type": "int",
            "metadata": { "description": "TCP port that will configured in the TCP-based probe" }
        },
        "ruleName": {
            "defaultValue": "ssh",
            "type": "string"
        },
        "dsr": {
            "defaultValue": "false",
            "type": "string",
            "metadata": { "description": "whether Direct Server Return, aka Floating IP, is enabled or not" }
        }
    },
    "variables": {
		"vip": "[concat(parameters('ipPrefix'), '.', parameters('vipSuffix'))]",
		"frontendConfigName": "myFrontendConfig",
		"probeName": "myProbe",
        "dsrBoolHash": {
            "true": true,
            "false": false
        },
        "dsrBool": "[variables('dsrBoolHash')[parameters('dsr')]]"
    },

    "resources": [
        {
            "comments": "Internal Load Balancer",
            "type": "Microsoft.Network/loadBalancers",
            "name": "[parameters('slbName')]",
            "apiVersion": "2016-03-30",
            "location": "[resourceGroup().location]",
            "properties": {
                "frontendIPConfigurations": [
                    {
                        "name": "[variables('frontendConfigName')]",
                        "properties": {
                            "privateIPAddress": "[variables('vip')]",
                            "privateIPAllocationMethod": "Static",
                            "subnet": {
                                "id": "[concat(resourceId('Microsoft.Network/virtualNetworks', parameters('vnetName')), '/subnets/', parameters('subnetName'))]"
                            }
                        }
                    }
                ],
                "backendAddressPools": [
                    {
                        "name": "[parameters('backendConfigName')]"
                    }
                ],
                "loadBalancingRules": [
                    {
                        "name": "[parameters('ruleName')]",
                        "properties": {
                            "frontendIPConfiguration": {
                                "id": "[concat( resourceId('Microsoft.Network/loadBalancers', parameters('slbName')), '/frontendIPConfigurations/', variables('frontendConfigName'))]"
                            },
                            "frontendPort": "[parameters('frontendPort')]",
                            "backendPort": "[parameters('backendPort')]",
                            "enableFloatingIP": "[variables('dsrBool')]",
                            "idleTimeoutInMinutes": 4,
                            "protocol": "Tcp",
                            "loadDistribution": "Default",
                            "backendAddressPool": {
                                "id": "[concat(resourceId('Microsoft.Network/loadBalancers', parameters('slbName')), '/backendAddressPools/', parameters('backendConfigName'))]"
                            },
                            "probe": {
                                "id": "[concat(resourceId('Microsoft.Network/loadBalancers', parameters('slbName')), '/probes/', variables('probeName'))]"
                            }
                        }
                    }
                ],
                "probes": [
                    {
                        "name": "[variables('probeName')]",
                        "properties": {
                            "protocol": "Tcp",
                            "port": "[parameters('probePort')]",
                            "intervalInSeconds": 15,
                            "numberOfProbes": 2
                        }
                    }
                ],
                "inboundNatRules": [],
                "outboundNatRules": [],
                "inboundNatPools": []
            },
            "resources": [],
            "dependsOn": [
            ]
        }
    ]
}