Add telemetry to autoconfig (#11199)

penalosa · web-flow · commit 70d3d4a2f41d · 2025-11-06T16:07:00.000Z
* Add metrics for autoconfig

* Update telemetry.md language

* Create good-cups-boil.md
diff --git a/.changeset/good-cups-boil.md b/.changeset/good-cups-boil.md
@@ -0,0 +1,5 @@
+---
+"wrangler": patch
+---
+
+Add telemetry to autoconfig
diff --git a/packages/wrangler/src/autoconfig/run.ts b/packages/wrangler/src/autoconfig/run.ts
@@ -6,6 +6,7 @@ import { runCommand } from "../deployment-bundle/run-custom-build";
 import { confirm } from "../dialogs";
 import { getCIOverrideName } from "../environment-variables/misc-variables";
 import { logger } from "../logger";
+import { sendMetricsEvent } from "../metrics";
 import { getDevCompatibilityDate } from "../utils/compatibility-date";
 import { addWranglerToAssetsIgnore } from "./add-wrangler-assetsignore";
 import { addWranglerToGitIgnore } from "./c3-vendor/add-wrangler-gitignore";
@@ -14,9 +15,28 @@ import { displayAutoConfigDetails } from "./details";
 import type { AutoConfigDetails } from "./types";
 import type { RawConfig } from "@cloudflare/workers-utils";
 
+type AutoconfigMetrics = Pick<
+	AutoConfigDetails,
+	"buildCommand" | "outputDir"
+> & {
+	framework: string | undefined;
+};
+
 export async function runAutoConfig(
 	autoConfigDetails: AutoConfigDetails
 ): Promise<void> {
+	const detected: AutoconfigMetrics = {
+		buildCommand: autoConfigDetails.buildCommand,
+		outputDir: autoConfigDetails.outputDir,
+		framework: autoConfigDetails.framework?.name,
+	};
+	sendMetricsEvent(
+		"autoconfig detected",
+		{
+			detected,
+		},
+		{}
+	);
 	displayAutoConfigDetails(autoConfigDetails);
 
 	const deploy = await confirm("Do you want to deploy using these settings?");
@@ -76,5 +96,20 @@ export async function runAutoConfig(
 		);
 	}
 
+	const used: AutoconfigMetrics = {
+		buildCommand: autoConfigDetails.buildCommand,
+		outputDir: autoConfigDetails.outputDir,
+		framework: autoConfigDetails.framework?.name,
+	};
+
+	sendMetricsEvent(
+		"autoconfig accepted",
+		{
+			detected,
+			used,
+		},
+		{}
+	);
+
 	return;
 }
diff --git a/packages/wrangler/src/metrics/send-event.ts b/packages/wrangler/src/metrics/send-event.ts
@@ -82,7 +82,9 @@ export type EventNames =
 	| "delete pipeline"
 	| "update pipeline"
 	| "show pipeline"
-	| "provision resources";
+	| "provision resources"
+	| "autoconfig detected"
+	| "autoconfig accepted";
 
 /**
  * Send a metrics event, with no extra properties, to Cloudflare, if usage tracking is enabled.
diff --git a/packages/wrangler/telemetry.md b/packages/wrangler/telemetry.md
@@ -12,7 +12,11 @@ Telemetry in Wrangler allows us to better identify bugs and gain visibility on u
 
 - What command is being run (e.g. `wrangler deploy`, `wrangler dev`)
 - Anonymized arguments and flags given to Wrangler (e.g. `wrangler deploy ./src/index.ts --dry-run=true --outdir=dist` would be sent as `wrangler deploy REDACTED --dry-run=true --outdir=REDACTED`)
-- Anonymized information about your Worker (e.g. whether or not Workers Assets is being used, whether or not TypeScript is being used)
+- Anonymized information about your Worker. For instance, this can include (this list is non-exhaustive):
+  - Whether or not Workers Assets is being used, along with the output directory
+  - Whether or not TypeScript is being used
+  - The framework being used
+  - The build command being used
 - Information about your connection to Cloudflare's API (e.g. how long it takes Wrangler to deploy your Worker)
 - The version of the Wrangler client that is sending the event
 - The package manager that the Wrangler client is using. (e.g. npm, yarn)

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +"wrangler": patch
 +---
++
 +Add telemetry to autoconfig