chore: capturing user_transform_test_errors stat (#3543)

* chore: capturing user_transform_test_errors stat * fix: error code * fix: lint error * chore: changed error stat to total request stat
rudderlabs · Jul 24, 2024 · ef1c4f9 · ef1c4f9
1 parent 3ddf9e2
commit ef1c4f9
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diff --git a/src/services/userTransform.ts b/src/services/userTransform.ts
@@ -196,6 +196,7 @@ export class UserTransformService {
 
   public static async testTransformRoutine(events, trRevCode, libraryVersionIDs, credentials) {
     const response: FixMe = {};
+    let errorCode: number | undefined;
     try {
       if (!trRevCode || !trRevCode.code || !trRevCode.codeVersion) {
         throw new Error('Invalid Request. Missing parameters in transformation code block');
@@ -231,6 +232,13 @@ export class UserTransformService {
       response.body = {
         error: extractStackTraceUptoLastSubstringMatch(error.stack, SUPPORTED_FUNC_NAMES),
       };
+      errorCode = error.statusCode;
+    } finally {
+      const metaTags = getTransformationMetadata(events[0]?.metadata);
+      stats.counter('user_transform_test_count_total', events.length, {
+        status: errorCode || response.status,
+        ...metaTags,
+      });
     }
     return response;
   }

diff --git a/src/util/prometheus.js b/src/util/prometheus.js
@@ -841,6 +841,12 @@ class Prometheus {
           'k8_namespace',
         ],
       },
+      {
+        name: 'user_transform_test_count_total',
+        help: 'user_transform_test_count_total',
+        type: 'counter',
+        labelNames: ['workspaceId', 'transformationId', 'status'],
+      },
       {
         name: 'user_transform_requests',
         help: 'user_transform_requests',