Enforce an init script for Azure Machine Learning Compute Instance via Azure Policy

enforce_init_script.json

{
    "mode": "All",
    "policyRule": {
        "if": {
            "allOf": [
                {
                    "field": "type",
                    "equals": "Microsoft.MachineLearningServices/workspaces/computes"
                },
                {
                    "field": "Microsoft.MachineLearningServices/workspaces/computes/computeType",
                    "in": [
                        "ComputeInstance"
                    ]
                }
            ]
        },
        "then": {
            "effect": "append",
            "details": [{
                    "field": "Microsoft.MachineLearningServices/workspaces/computes/setupScripts.scripts.creationScript.scriptSource",
                    "value": "inline"
                },
                {
                    "field": "Microsoft.MachineLearningServices/workspaces/computes/setupScripts.scripts.creationScript.scriptData",
                    "value": "IyEvYmluL2Jhc2gKCmVjaG8gIkhlbGxvIFdvcmxkIg=="
                }
            ]
        }
    }
}