From cf7944fcdf8f591c25bdeb5bb26543c04f3a69ac Mon Sep 17 00:00:00 2001
From: David Reed <reedswork@proton.me>
Date: Sun, 11 Sep 2022 18:18:39 -0400
Subject: [PATCH] safer port logic, log listening URL

---
 src/index.js | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/index.js b/src/index.js
index e957c03..0f56670 100644
--- a/src/index.js
+++ b/src/index.js
@@ -32,6 +32,20 @@ server.on("upgrade", (req, socket, head) => {
   }
 });
 
-server.listen({
-  port: process.env.PORT || 8080,
+let port = parseInt(process.env.PORT || "");
+
+if (isNaN(port)) port = 8080;
+
+server.on("listening", () => {
+  const address = server.address();
+
+  console.log(
+    `Listening on http://${
+      address.family === "IPv6" ? `[${address.address}]` : address.address
+    }:${address.port}`
+  );
+});
+
+server.listen({
+  port,
 });