fixup! ability to customize nb of versions and their max age

Author: vicb

packages/cloudflare/src/api/config.ts

@@ -160,13 +160,22 @@ interface OpenNextConfig extends AwsOpenNextConfig {
 		dangerousDisableConfigValidation?: boolean;
 
 		/**
-		 * Enable skew protection.
+		 * Skew protection.
 		 *
 		 * Note: Skew Protection is experimental and might break on minor releases.
 		 *
 		 * @default false
 		 */
-		skewProtectionEnabled?: boolean;
+		skewProtection?: {
+			// Whether to enable skew protection
+			enabled?: boolean;
+			// Maximum number of versions to retrieve
+			// @default 20
+			maxNumberOfVersions?: number;
+			// Maximum age of versions to retrieve in days
+			// @default 7
+			maxVersionAgeDays?: number;
+		};
 	};
 }
 

packages/cloudflare/src/cli/build/open-next/compile-skew-protection.ts

@@ -11,7 +11,7 @@ export async function compileSkewProtection(options: BuildOptions, config: OpenN
 	const templatesDir = path.join(currentDir, "../../templates");
 	const initPath = path.join(templatesDir, "skew-protection.js");
 
-	const skewProtectionEnabled = config.cloudflare?.skewProtectionEnabled ?? false;
+	const skewProtectionEnabled = config.cloudflare?.skewProtection?.enabled === true;
 
 	await build({
 		entryPoints: [initPath],

packages/cloudflare/src/cli/commands/skew-protection.ts

@@ -38,6 +38,7 @@ import type { WorkerEnvVar } from "./helpers.js";
 const MAX_NUMBER_OF_VERSIONS = 20;
 /** Maximum age of versions to list */
 const MAX_VERSION_AGE_DAYS = 7;
+const MS_PER_DAY = 24 * 3600 * 1000;
 
 /**
  * Compute the deployment mapping for a deployment.
@@ -52,7 +53,7 @@ export async function getDeploymentMapping(
 	config: OpenNextConfig,
 	envVars: WorkerEnvVar
 ): Promise<Record<string, string> | undefined> {
-	if (config.cloudflare?.skewProtectionEnabled !== true) {
+	if (config.cloudflare?.skewProtection?.enabled !== true) {
 		return undefined;
 	}
 
@@ -93,6 +94,10 @@ export async function getDeploymentMapping(
 	const deployedVersions = await listWorkerVersions(scriptName, {
 		client,
 		accountId,
+		maxNumberOfVersions: config.cloudflare?.skewProtection?.maxNumberOfVersions,
+		afterTimeMs: config.cloudflare?.skewProtection?.maxVersionAgeDays
+			? Date.now() - config.cloudflare?.skewProtection?.maxVersionAgeDays * MS_PER_DAY
+			: undefined,
 	});
 
 	const existingMapping =