WebApp_PublicNetworkAccess_Modify.json

{
  "properties": {
    "displayName": "Configure App Service apps to disable public network access",
    "policyType": "BuiltIn",
    "mode": "Indexed",
    "description": "Disable public network access for your App Services so that it is not accessible over the public internet. This can reduce data leakage risks. Learn more at: https://aka.ms/app-service-private-endpoint.",
    "metadata": {
      "version": "1.1.0",
      "category": "App Service"
    },
    "version": "1.1.0",
    "parameters": {
      "effect": {
        "type": "string",
        "defaultValue": "Modify",
        "allowedValues": [
          "Modify",
          "Disabled"
        ],
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of the policy"
        }
      }
    },
    "policyRule": {
      "if": {
        "allOf": [
          {
            "field": "type",
            "equals": "Microsoft.Web/sites"
          },
          {
            "field": "kind",
            "notContains": "functionapp"
          },
          {
            "anyOf": [
              {
                "field": "Microsoft.Web/sites/publicNetworkAccess",
                "exists": "false"
              },
              {
                "field": "Microsoft.Web/sites/publicNetworkAccess",
                "notEquals": "Disabled"
              }
            ]
          }
        ]
      },
      "then": {
        "effect": "[parameters('effect')]",
        "details": {
          "roleDefinitionIds": [
            "/providers/microsoft.authorization/roleDefinitions/de139f84-1756-47ae-9be6-808fbbe84772",
            "/providers/microsoft.authorization/roleDefinitions/4d97b98b-1d4f-4787-a291-c67834d212e7",
            "/providers/Microsoft.Authorization/roleDefinitions/f1a07417-d97a-45cb-824c-7a7467783830"
          ],
          "conflictEffect": "audit",
          "operations": [
            {
              "condition": "[greaterOrEquals(requestContext().apiVersion, '2022-03-01')]",
              "operation": "addOrReplace",
              "field": "Microsoft.Web/sites/publicNetworkAccess",
              "value": "Disabled"
            }
          ]
        }
      }
    },
    "versions": [
      "1.1.0"
    ]
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/2374605e-3e0b-492b-9046-229af202562c",
  "name": "2374605e-3e0b-492b-9046-229af202562c"
}