Provides the ability to deploy policy definition via arm template

azuredeploy.json

{
    "$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentParameters.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "input": {
            "value": {
                "Name": "Audit-Linux-SSH-Password",
                "ResourceId": "/providers/Microsoft.Management/managementGroups/LT/providers/Microsoft.Authorization/policyDefinitions/Audit-Linux-SSH-Password",
                "ResourceName": "Audit-Linux-SSH-Password",
                "ResourceType": "Microsoft.Authorization/policyDefinitions",
                "SubscriptionId": null,
                "PolicyDefinitionId": "/providers/Microsoft.Management/managementGroups/LT/providers/Microsoft.Authorization/policyDefinitions/Audit-Linux-SSH-Password",
                "Properties": {
                    "Description": "Policy to audit for Linux VM SSH Password authentication.",
                    "DisplayName": "Audit-Linux-SSH-Password",
                    "Mode": "All",
                    "Parameters": {},
                    "PolicyRule": {
                        "if": {
                            "allof": [
                                {
                                    "field": "type",
                                    "equals": "Microsoft.Compute/virtualMachines"
                                },
                                {
                                    "field": "Microsoft.Compute/virtualMachines/osProfile.linuxConfiguration",
                                    "exists": "True"
                                },
                                {
                                    "field": "Microsoft.Compute/virtualMachines/osProfile.linuxConfiguration.disablePasswordAuthentication",
                                    "equals": "false"
                                }
                            ]
                        },
                        "then": {
                            "effect": "audit"
                        }
                    }
                }
            }
        }
    }
}