AzurePolicyNoServiceEndpoints/policy.json at main · formicalab/AzurePolicyNoServiceEndpoints · GitHub

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{
  "mode": "All",
  "policyRule": {
    "if": {
      "anyOf": [
        {
          "allOf": [
            {
              "field": "type",
              "equals": "Microsoft.Network/virtualNetworks"
            },
            {
              "count": {
                "field": "Microsoft.Network/virtualNetworks/subnets[*]",
                "where": {
                  "allOf": [
                    {
                      "field": "Microsoft.Network/virtualNetworks/subnets[*].id",
                      "equals": "[parameters('subnetId')]"
                    },
                    {
                      "count": {
                        "field": "Microsoft.Network/virtualNetworks/subnets[*].serviceEndpoints[*]",
                        "where": {
                          "field": "Microsoft.Network/virtualNetworks/subnets[*].serviceEndpoints[*].service",
                          "notIn": "[parameters('allowedServiceEndpoints')]"
                        }
                      },
                      "greater": 0
                    }
                  ]
                }
              },
              "greater": 0
            }
          ]
        },
        {
          "allOf": [
            {
              "field": "type",
              "equals": "Microsoft.Network/virtualNetworks/subnets"
            },
            {
              "field": "id",
              "equals": "[parameters('subnetId')]"
            },
            {
              "count": {
                "field": "Microsoft.Network/virtualNetworks/subnets/serviceEndpoints[*]",
                "where": {
                  "not": {
                    "field": "Microsoft.Network/virtualNetworks/subnets/serviceEndpoints[*].service",
                    "in": "[parameters('allowedServiceEndpoints')]"
                  }
                }
              },
              "greater": 0
            }
          ]
        }
      ]
    },
    "then": {
      "effect": "deny"
    }
  },
  "parameters": {
    "subnetId": {
      "type": "String",
      "metadata": {
        "displayName": "Subnet Resource ID",
        "description": "The full resource ID of the subnet to block service endpoints."
      }
    },
    "allowedServiceEndpoints": {
      "type": "Array",
      "metadata": {
        "displayName": "Allowed Service Endpoints",
        "description": "The list of allowed service endpoint service names."
      }
    }
  }
}