Azure Resource Manager template that deploys an IoT Hub, Storage Account, Function App, Dynamic web plan with Function App

IoTAppDeployment.json

{
    "$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "iotHubName": {
            "type": "string",
            "metadata": {
                "description": "Name of the IoT Hub"
            }
        },
        "primaryKey": {
            "type": "string"
        },
        "secondaryKey": {
            "type": "string"
        },
        "appName": {
            "type": "string",
            "metadata": {
                "description": "The name of the function app that you wish to create."
            }
        },
        "storageAccountType": {
            "type": "string",
            "defaultValue": "Standard_LRS",
            "allowedValues": [
                "Standard_LRS",
                "Standard_GRS",
                "Standard_ZRS",
                "Premium_LRS"
            ],
            "metadata": {
                "description": "Storage Account type"
            }
        },
        "redisHostNamePrefix": {
            "type": "string",
            "maxLength": 15,
            "metadata": {
                "description": "The hostname of the Redis server"
            }
        },
        "redisHostCapacity": {
            "type": "int",
            "allowedValues": [0,1,2],
            "defaultValue": 0,
            "metadata": {
                "description": "The capacity in basic tier C family only 0, 1 or 2"
            }
        }
    },
    "variables": {
        "functionAppName": "[parameters('appName')]",
        "hostingPlanName": "[parameters('appName')]",
        "storageAccountName": "[concat(uniquestring(resourceGroup().id), 'azfunc')]",
        "storageAccountid": "[concat(resourceGroup().id,'/providers/','Microsoft.Storage/storageAccounts/', variables('storageAccountName'))]",
        "redisHostName": "[concat(parameters('redisHostNamePrefix'), uniqueString(resourceGroup().id))]"
    },
    "resources": [
        {
            "name": "[variables('redisHostName')]",
            "type": "Microsoft.Cache/Redis",
            "apiVersion": "2016-04-01",
            "location": "[resourceGroup().location]",
            "properties": {
                "sku": {
                    "name": "Basic",
                    "family": "C",
                    "capacity": "[parameters('redisHostCapacity')]"
                }
            }
        },
        {
            "type": "Microsoft.Storage/storageAccounts",
            "name": "[variables('storageAccountName')]",
            "apiVersion": "2015-06-15",
            "location": "[resourceGroup().location]",
            "properties": {
                "accountType": "[parameters('storageAccountType')]"
            }
        },
        {
            "name": "[parameters('iotHubName')]",
            "type": "Microsoft.Devices/IotHubs",
            "apiVersion": "2016-02-03",
            "location": "[resourceGroup().location]",
            "properties": {
                "authorizationPolicies": [
                    {
                        "keyName": "iothubowner",
                        "rights": "RegistryRead, RegistryWrite, ServiceConnect, DeviceConnect"
                    },
                    {
                        "keyName": "functionpolicy",
                        "primaryKey": "[parameters('primaryKey')]",
                        "secondaryKey": "[parameters('secondaryKey')]",
                        "rights": "ServiceConnect"
                    }],
                "features": "None"
                },
                "sku": {
                    "name": "S1",
                    "capacity": 1
                }
            },
            {
                "type": "Microsoft.Web/serverfarms",
                "apiVersion": "2015-04-01",
                "name": "[variables('hostingPlanName')]",
                "location": "[resourceGroup().location]",
                "properties": {
                    "name": "[variables('hostingPlanName')]",
                    "computeMode": "Dynamic",
                    "sku": "Dynamic"
                }
            },
            {
                "apiVersion": "2015-08-01",
                "type": "Microsoft.Web/sites",
                "name": "[variables('functionAppName')]",
                "location": "[resourceGroup().location]",
                "kind": "functionapp",
                "dependsOn": [
                    "[resourceId('Microsoft.Web/serverfarms', variables('hostingPlanName'))]",
                    "[resourceId('Microsoft.Storage/storageAccounts', variables('storageAccountName'))]"
                ],
                "properties": {
                    "serverFarmId": "[resourceId('Microsoft.Web/serverfarms', variables('hostingPlanName'))]",
                    "siteConfig": {
                        "appSettings": [
                            {
                                "name": "AzureWebJobsDashboard",
                                "value": "[concat('DefaultEndpointsProtocol=https;AccountName=', variables('storageAccountName'), ';AccountKey=', listKeys(variables('storageAccountid'),'2015-05-01-preview').key1)]"
                            },
                            {
                                "name": "AzureWebJobsStorage",
                                "value": "[concat('DefaultEndpointsProtocol=https;AccountName=', variables('storageAccountName'), ';AccountKey=', listKeys(variables('storageAccountid'),'2015-05-01-preview').key1)]"
                            },
                            {
                                "name": "WEBSITE_CONTENTAZUREFILECONNECTIONSTRING",
                                "value": "[concat('DefaultEndpointsProtocol=https;AccountName=', variables('storageAccountName'), ';AccountKey=', listKeys(variables('storageAccountid'),'2015-05-01-preview').key1)]"
                            },
                            {
                                "name": "WEBSITE_CONTENTSHARE",
                                "value": "[toLower(variables('functionAppName'))]"
                            },
                            {
                                "name": "FUNCTIONS_EXTENSION_VERSION",
                                "value": "~1"
                            },
                            {
                                "name": "WEBSITE_NODE_DEFAULT_VERSION",
                                "value": "6.5.0"
                            },
                            {
                                "name": "ParticleConnection",
                                "value": "[concat('Endpoint=', reference(parameters('iotHubName')).eventHubEndpoints.events.endpoint, ';SharedAccessKeyName=functionpolicy',';SharedAccessKey=', parameters('primaryKey'))]"
                            },
                            {
                                "name": "REDISHOST",
                                "value": "[reference(variables('redisHostName')).hostName]"
                            },
                            {
                                "name": "REDISKEY",
                                "value": "[listKeys(resourceId('Microsoft.Cache/Redis', variables('redisHostName')),'2016-04-01').primaryKey]"
                            }
                        ]
                    }
                }
            }
        ],
        "outputs": {}
    }