From 755c9259648f4bdb5866f18d7269c6c652658310 Mon Sep 17 00:00:00 2001
From: Marcin Tojek <marcin@coder.com>
Date: Fri, 15 Nov 2024 17:08:56 +0100
Subject: [PATCH 1/5] fix(site): e2e: wait until port is available)

---
 site/e2e/helpers.ts | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/site/e2e/helpers.ts b/site/e2e/helpers.ts
index c5ac7f1abde65..7bf9d32419286 100644
--- a/site/e2e/helpers.ts
+++ b/site/e2e/helpers.ts
@@ -2,6 +2,7 @@ import { type ChildProcess, exec, spawn } from "node:child_process";
 import { randomUUID } from "node:crypto";
 import path from "node:path";
 import { Duplex } from "node:stream";
+import net from "node:net";
 import { type BrowserContext, type Page, expect, test } from "@playwright/test";
 import { API } from "api/api";
 import type {
@@ -685,6 +686,8 @@ export class Awaiter {
 export const createServer = async (
 	port: number,
 ): Promise<ReturnType<typeof express>> => {
+	await waitForPort(port); // Wait until the port is available
+
 	const e = express();
 	// We need to specify the local IP address as the web server
 	// tends to fail with IPv6 related error:
@@ -693,6 +696,36 @@ export const createServer = async (
 	return e;
 };
 
+async function waitForPort(port: number, host = "0.0.0.0", timeout = 5000): Promise<void> {
+	const start = Date.now();
+	while (Date.now() - start < timeout) {
+		const available = await isPortAvailable(port, host);
+		if (available) {
+			return;
+		}
+		await new Promise((resolve) => setTimeout(resolve, 100)); // Wait 1 second before retrying
+	}
+	throw new Error(`Timeout: port ${port} is still in use after ${timeout / 1000} seconds.`);
+}
+
+function isPortAvailable(port: number, host = "0.0.0.0"): Promise<boolean> {
+	return new Promise((resolve) => {
+		const probe = net.createServer()
+			.once('error', (err: any) => {
+				if (err.code === 'EADDRINUSE') {
+					resolve(false); // port is in use
+				} else {
+					resolve(false); // some other error occurred
+				}
+			})
+			.once('listening', () => {
+				probe.close();
+				resolve(true); // port is available
+			})
+			.listen(port, host);
+	});
+}
+
 export const findSessionToken = async (page: Page): Promise<string> => {
 	const cookies = await page.context().cookies();
 	const sessionCookie = cookies.find((c) => c.name === "coder_session_token");

From 216af9c26514a0f5e0a1e661182bf5217ab7669f Mon Sep 17 00:00:00 2001
From: Marcin Tojek <marcin@coder.com>
Date: Fri, 15 Nov 2024 17:16:32 +0100
Subject: [PATCH 2/5] errno

---
 site/e2e/helpers.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/site/e2e/helpers.ts b/site/e2e/helpers.ts
index 7bf9d32419286..fa5301d949ac1 100644
--- a/site/e2e/helpers.ts
+++ b/site/e2e/helpers.ts
@@ -1,8 +1,8 @@
 import { type ChildProcess, exec, spawn } from "node:child_process";
 import { randomUUID } from "node:crypto";
+import net from "node:net";
 import path from "node:path";
 import { Duplex } from "node:stream";
-import net from "node:net";
 import { type BrowserContext, type Page, expect, test } from "@playwright/test";
 import { API } from "api/api";
 import type {
@@ -711,7 +711,7 @@ async function waitForPort(port: number, host = "0.0.0.0", timeout = 5000): Prom
 function isPortAvailable(port: number, host = "0.0.0.0"): Promise<boolean> {
 	return new Promise((resolve) => {
 		const probe = net.createServer()
-			.once('error', (err: any) => {
+			.once('error', (err: NodeJS.ErrnoException) => {
 				if (err.code === 'EADDRINUSE') {
 					resolve(false); // port is in use
 				} else {

From 0843a8f9fd759e1a1b854f10f29c166ecf3a63ca Mon Sep 17 00:00:00 2001
From: Marcin Tojek <tojek.m@gmail.com>
Date: Fri, 15 Nov 2024 16:32:41 +0000
Subject: [PATCH 3/5] fmt

---
 site/e2e/helpers.ts | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/site/e2e/helpers.ts b/site/e2e/helpers.ts
index fa5301d949ac1..18107602d8210 100644
--- a/site/e2e/helpers.ts
+++ b/site/e2e/helpers.ts
@@ -696,7 +696,11 @@ export const createServer = async (
 	return e;
 };
 
-async function waitForPort(port: number, host = "0.0.0.0", timeout = 5000): Promise<void> {
+async function waitForPort(
+	port: number,
+	host = "0.0.0.0",
+	timeout = 5000,
+): Promise<void> {
 	const start = Date.now();
 	while (Date.now() - start < timeout) {
 		const available = await isPortAvailable(port, host);
@@ -705,20 +709,23 @@ async function waitForPort(port: number, host = "0.0.0.0", timeout = 5000): Prom
 		}
 		await new Promise((resolve) => setTimeout(resolve, 100)); // Wait 1 second before retrying
 	}
-	throw new Error(`Timeout: port ${port} is still in use after ${timeout / 1000} seconds.`);
+	throw new Error(
+		`Timeout: port ${port} is still in use after ${timeout / 1000} seconds.`,
+	);
 }
 
 function isPortAvailable(port: number, host = "0.0.0.0"): Promise<boolean> {
 	return new Promise((resolve) => {
-		const probe = net.createServer()
-			.once('error', (err: NodeJS.ErrnoException) => {
-				if (err.code === 'EADDRINUSE') {
+		const probe = net
+			.createServer()
+			.once("error", (err: NodeJS.ErrnoException) => {
+				if (err.code === "EADDRINUSE") {
 					resolve(false); // port is in use
 				} else {
 					resolve(false); // some other error occurred
 				}
 			})
-			.once('listening', () => {
+			.once("listening", () => {
 				probe.close();
 				resolve(true); // port is available
 			})

From 444baad2190806f51a440d44544cec78d3837e54 Mon Sep 17 00:00:00 2001
From: Danny Kopping <danny@coder.com>
Date: Mon, 18 Nov 2024 11:12:51 +0100
Subject: [PATCH 4/5] Expanding timeout, fixing retry interval

Signed-off-by: Danny Kopping <danny@coder.com>
---
 site/e2e/helpers.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/site/e2e/helpers.ts b/site/e2e/helpers.ts
index 18107602d8210..9f88b1f7a6333 100644
--- a/site/e2e/helpers.ts
+++ b/site/e2e/helpers.ts
@@ -699,7 +699,7 @@ export const createServer = async (
 async function waitForPort(
 	port: number,
 	host = "0.0.0.0",
-	timeout = 5000,
+	timeout = 30000,
 ): Promise<void> {
 	const start = Date.now();
 	while (Date.now() - start < timeout) {
@@ -707,7 +707,8 @@ async function waitForPort(
 		if (available) {
 			return;
 		}
-		await new Promise((resolve) => setTimeout(resolve, 100)); // Wait 1 second before retrying
+		console.warn(`${host}:${port} is in use, checking again in 1s`)
+		await new Promise((resolve) => setTimeout(resolve, 1000)); // Wait 1 second before retrying
 	}
 	throw new Error(
 		`Timeout: port ${port} is still in use after ${timeout / 1000} seconds.`,

From cdd9d8bc80ac4a8b998278288ea44e47fdc00adb Mon Sep 17 00:00:00 2001
From: Danny Kopping <danny@coder.com>
Date: Mon, 18 Nov 2024 11:19:49 +0100
Subject: [PATCH 5/5] make fmt

Signed-off-by: Danny Kopping <danny@coder.com>
---
 site/e2e/helpers.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/site/e2e/helpers.ts b/site/e2e/helpers.ts
index 9f88b1f7a6333..f099d9ff39a5a 100644
--- a/site/e2e/helpers.ts
+++ b/site/e2e/helpers.ts
@@ -707,7 +707,7 @@ async function waitForPort(
 		if (available) {
 			return;
 		}
-		console.warn(`${host}:${port} is in use, checking again in 1s`)
+		console.warn(`${host}:${port} is in use, checking again in 1s`);
 		await new Promise((resolve) => setTimeout(resolve, 1000)); // Wait 1 second before retrying
 	}
 	throw new Error(

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