JSON schema for validating the period on AWS namespaced CW Alarms

aws-cloudformation · Apr 12, 2023 · fefa824 · fefa824
1 parent 620f663
commit fefa824
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Showing 2 changed files with 23 additions and 1 deletion.
diff --git a/src/cfnlint/data/schemas/extensions/aws_cloudwatch_alarm/aws_namespace_period.json b/src/cfnlint/data/schemas/extensions/aws_cloudwatch_alarm/aws_namespace_period.json
@@ -0,0 +1,21 @@
+{
+ "additionalProperties": true,
+ "description": "Period < 60 not supported for namespaces with the following prefix: AWS/",
+ "if": {
+  "properties": {
+   "Namespace": {
+    "pattern": "^AWS/.*$",
+    "type": "string"
+   }
+  }
+ },
+ "then": {
+  "properties": {
+   "Period": {
+    "minimum": 60,
+    "type": "integer"
+   }
+  }
+ },
+ "type": "object"
+}
diff --git a/src/cfnlint/data/schemas/patches/extensions/all/aws_cloudwatch_alarm.json b/src/cfnlint/data/schemas/patches/extensions/all/aws_cloudwatch_alarm.json
@@ -6,7 +6,8 @@
    "aws_cloudwatch_alarm/metric_onlyone",
    "aws_cloudwatch_alarm/metrics_exclusive",
    "aws_cloudwatch_alarm/statistic_exclusive",
-   "aws_cloudwatch_alarm/thresholdmetric_exclusive"
+   "aws_cloudwatch_alarm/thresholdmetric_exclusive",
+   "aws_cloudwatch_alarm/aws_namespace_period"
   ]
  }
 ]