feat(arm): AzureDefenderOStorage

checkov/arm/checks/resource/AzureDefenderOnStorage.py

@@ -0,0 +1,28 @@
+from typing import List, Any, Dict
+from checkov.common.models.enums import CheckCategories, CheckResult
+from checkov.arm.base_resource_check import BaseResourceCheck
+
+
+class AzureDefenderOnStorage(BaseResourceCheck):
+    def __init__(self) -> None:
+        name = "Ensure that Azure Defender is set to On for Storage"
+        id = "CKV_AZURE_84"
+        supported_resources = ("Microsoft.Security/pricings",)
+        categories = (CheckCategories.GENERAL_SECURITY,)
+        super().__init__(name=name, id=id, categories=categories, supported_resources=supported_resources)
+
+    def scan_resource_conf(self, conf: Dict[str, Any]) -> CheckResult:
+        properties: Dict[str, Any] = conf.get("properties", {})
+        pricingTier = properties.get("pricingTier", "")
+        resourceType = properties.get("resourceType", "")
+        return (
+            CheckResult.PASSED
+            if resourceType != "Microsoft.Security/pricings" or pricingTier == "Standard"
+            else CheckResult.FAILED
+        )
+
+    def get_evaluated_keys(self) -> List[str]:
+        return ["properties/pricingTier", "properties/resourceType"]
+
+
+check = AzureDefenderOnStorage()

tests/arm/checks/resource/example_AzureDefenderOnStorage/fail.json

@@ -0,0 +1,15 @@
+{
+  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
+  "contentVersion": "1.0.0.0",
+  "resources": [
+    {
+      "type": "Microsoft.Security/pricings",
+      "apiVersion": "2018-06-01",
+      "name": "fail",
+      "properties": {
+        "pricingTier": "Free",
+        "resourceType": "Microsoft.Security/pricings"
+      }
+    }
+  ]
+}

tests/arm/checks/resource/example_AzureDefenderOnStorage/pass.json

@@ -0,0 +1,15 @@
+{
+  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
+  "contentVersion": "1.0.0.0",
+  "resources": [
+    {
+      "type": "Microsoft.Security/pricings",
+      "apiVersion": "2018-06-01",
+      "name": "pass",
+      "properties": {
+        "pricingTier": "Standard",
+        "resourceType": "Microsoft.Security/pricings"
+      }
+    }
+  ]
+}

tests/arm/checks/resource/test_AzureDefenderOnStorage.py

@@ -0,0 +1,33 @@
+import unittest
+from checkov.arm.checks.resource.AzureDefenderOnStorage import check
+from pathlib import Path
+from checkov.arm.runner import Runner
+from checkov.runner_filter import RunnerFilter
+
+
+class TestAzureDefenderOnStorage(unittest.TestCase):
+    def test_summary(self):
+        test_files_dir = Path(__file__).parent / "example_AzureDefenderOnStorage"
+        report = Runner().run(root_folder=str(test_files_dir), runner_filter=RunnerFilter(checks=[check.id]))
+        summary = report.get_summary()
+        passing_resources = {
+            "Microsoft.Security/pricings.pass",
+        }
+        failing_resources = {
+            "Microsoft.Security/pricings.fail",
+        }
+
+        passed_check_resources = {c.resource for c in report.passed_checks}
+        failed_check_resources = {c.resource for c in report.failed_checks}
+
+        self.assertEqual(summary["passed"], len(passing_resources))
+        self.assertEqual(summary["failed"], len(failing_resources))
+        self.assertEqual(summary["skipped"], 0)
+        self.assertEqual(summary["parsing_errors"], 0)
+
+        self.assertEqual(passed_check_resources, passing_resources)
+        self.assertEqual(failed_check_resources, failing_resources)
+
+
+if __name__ == '__main__':
+    unittest.main()