Alert on the new metric at a higher threshold (>= 10 in an hour)

guardian · Jan 30, 2025 · 2853ecc · 2853ecc
1 parent 4e053a4
commit 2853ecc
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diff --git a/cdk/lib/__snapshots__/frontend.test.ts.snap b/cdk/lib/__snapshots__/frontend.test.ts.snap
diff --git a/cdk/lib/frontend.ts b/cdk/lib/frontend.ts
@@ -331,6 +331,32 @@ export class Frontend extends GuStack {
         snsTopicName: `alarms-handler-topic-${this.stage}`,
       });
 
+      new GuAlarm(this, "ServerSideHighThresholdCreateFailureAlarm", {
+        app,
+        alarmName: alarmName(
+          "support-frontend create recurring product call failed multiple times for a known reason"
+        ),
+        alarmDescription: alarmDescription(
+          "Someone pressed buy on a recurring product but received an error. This has happened multiple times for a known reason."
+        ),
+        actionsEnabled: shouldCreateAlarms,
+        threshold: 10,
+        evaluationPeriods: 60,
+        comparisonOperator:
+          ComparisonOperator.GREATER_THAN_OR_EQUAL_TO_THRESHOLD,
+        metric: new Metric({
+          metricName: "ServerSideHighThresholdCreateFailure",
+          namespace: "support-frontend",
+          dimensionsMap: {
+            Stage: "PROD",
+          },
+          statistic: "Sum",
+          period: Duration.minutes(1),
+        }),
+        treatMissingData: TreatMissingData.NOT_BREACHING,
+        snsTopicName: `alarms-handler-topic-${this.stage}`,
+      });
+
       new GuAlarm(this, "GetDeliveryAgentsFailure", {
         app,
         alarmName: alarmName("support-frontend GetDeliveryAgentsFailure"),