Frontend Monitoring: adding ignoreUrls param to EchoSrvTransport (#95801)

* adding ignoreUrls param to EchoSrvTransport

* adding test for ignore urls

* linting

* cleaning up

* adding a new error message to the list of ignored errors

public/app/core/services/echo/backends/grafana-javascript-agent/EchoSrvTransport.ts

@@ -1,8 +1,21 @@
 import { BaseTransport, TransportItem } from '@grafana/faro-core';
 import { getEchoSrv, EchoEventType, config } from '@grafana/runtime';
+
+interface EchoSrcTransportOptions {
+  ignoreUrls: RegExp[];
+}
+
 export class EchoSrvTransport extends BaseTransport {
   readonly name: string = 'EchoSrvTransport';
   readonly version: string = config.buildInfo.version;
+  private ignoreUrls: RegExp[] = [];
+
+  constructor(options?: EchoSrcTransportOptions) {
+    super();
+
+    this.ignoreUrls = options?.ignoreUrls ?? [];
+  }
+
   send(items: TransportItem[]) {
     getEchoSrv().addEvent({
       type: EchoEventType.GrafanaJavascriptAgent,
@@ -15,6 +28,6 @@ export class EchoSrvTransport extends BaseTransport {
   }
 
   getIgnoreUrls() {
-    return [];
+    return this.ignoreUrls;
   }
 }

public/app/core/services/echo/backends/grafana-javascript-agent/GrafanaJavascriptAgentBackend.test.ts

@@ -91,6 +91,13 @@ describe('GrafanaJavascriptAgentEchoBackend', () => {
     expect(initializeFaroMock).toHaveBeenCalledTimes(1);
     expect(initializeFaroMock.mock.calls[0][0].transports?.length).toEqual(2);
     expect(initializeFaroMock.mock.calls[0][0].transports?.[0]).toBeInstanceOf(EchoSrvTransport);
+    expect(initializeFaroMock.mock.calls[0][0].transports?.[0].getIgnoreUrls()).toEqual([
+      new RegExp('/*/log-grafana-javascript-agent/'),
+      /.*.google-analytics.com*.*/,
+      /.*.googletagmanager.com*.*/,
+      /frontend-metrics/,
+      /\/collect(?:\/[\w]*)?$/,
+    ]);
     expect(initializeFaroMock.mock.calls[0][0].transports?.[1]).toBeInstanceOf(FetchTransport);
   });
 

public/app/core/services/echo/backends/grafana-javascript-agent/GrafanaJavascriptAgentBackend.ts

@@ -37,7 +37,12 @@ export interface GrafanaJavascriptAgentBackendOptions extends BrowserConfig {
   ignoreUrls: RegExp[];
 }
 
-const TRACKING_URLS = [/.*.google-analytics.com*.*/, /.*.googletagmanager.com*.*/, /frontend-metrics/];
+const TRACKING_URLS = [
+  /.*.google-analytics.com*.*/,
+  /.*.googletagmanager.com*.*/,
+  /frontend-metrics/,
+  /\/collect(?:\/[\w]*)?$/,
+];
 
 export class GrafanaJavascriptAgentBackend
   implements EchoBackend<GrafanaJavascriptAgentEchoEvent, GrafanaJavascriptAgentBackendOptions>
@@ -48,8 +53,9 @@ export class GrafanaJavascriptAgentBackend
   constructor(public options: GrafanaJavascriptAgentBackendOptions) {
     // configure instrumentations.
     const instrumentations: Instrumentation[] = [];
+    const ignoreUrls = [new RegExp(`/*${options.customEndpoint}/`), ...TRACKING_URLS, ...options.ignoreUrls];
 
-    const transports: BaseTransport[] = [new EchoSrvTransport()];
+    const transports: BaseTransport[] = [new EchoSrvTransport({ ignoreUrls })];
 
     // If in cross origin iframe, default to writing to instance logging endpoint
     if (options.customEndpoint && !isCrossOriginIframe()) {
@@ -89,8 +95,9 @@ export class GrafanaJavascriptAgentBackend
         'ResizeObserver loop limit exceeded',
         'ResizeObserver loop completed',
         'Non-Error exception captured with keys',
+        'Failed sending payload to the receiver',
       ],
-      ignoreUrls: [new RegExp(`/*${options.customEndpoint}/`), ...TRACKING_URLS, ...options.ignoreUrls],
+      ignoreUrls,
       sessionTracking: {
         persistent: true,
       },