Automated way to disable Service Fabric / HTTP.sys server headers via AzureRM template

custom-script-extension-remove-sf-server-headers.json

        {
            "apiVersion": "[variables('apiVersionVmss')]",
            "type": "Microsoft.Compute/virtualMachineScaleSets",
            "name": "[variables('sfVmssNode1Name')]",
            "location": "[variables('location')]",
            "properties": {
                "virtualMachineProfile": {
                    "extensionProfile": {
                        "extensions": [
                            {
                                "name": "AddRegistryKeyToRemoveServerHeaderFromHttpResponse",
                                "properties": {
                                    "type": "CustomScriptExtension",
                                    "publisher": "Microsoft.Compute",
                                    "typeHandlerVersion": "1.3",
                                    "autoUpgradeMinorVersion": "true",
                                    "settings": {
                                        "commandToExecute": "reg query \"HKLM\\System\\CurrentControlSet\\Services\\HTTP\\Parameters\" /v \"DisableServerHeader\" || (reg add \"HKLM\\System\\CurrentControlSet\\Services\\HTTP\\Parameters\" /v \"DisableServerHeader\" /t REG_DWORD /d 2 /f && shutdown /r /f /t 0)"
                                    }
                                }
                            },
                            ...
                        ],
                    }
                },
                ...
            },
            ...
        }