From 8715274c9af1e3a9578414eabc72a28473790e5b Mon Sep 17 00:00:00 2001
From: jayrizon <119539359+jayrizon@users.noreply.github.com>
Date: Fri, 1 Aug 2025 08:27:15 +0200
Subject: [PATCH] adds ports to check environment variable.

Checks if the env PORTS_TO_CHECK is set, if so the string is split via "," to get an array of ports to check.
If the env is not set, return the default commonly used ports.
---
 api/ports.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/api/ports.js b/api/ports.js
index 6cef48d6..5fc64a21 100644
--- a/api/ports.js
+++ b/api/ports.js
@@ -2,12 +2,17 @@ import net from 'net';
 import middleware from './_common/middleware.js';
 
 // A list of commonly used ports.
-const PORTS = [
+const DEFAULT_PORTS_TO_CHECK = [
   20, 21, 22, 23, 25, 53, 80, 67, 68, 69,
   110, 119, 123, 143, 156, 161, 162, 179, 194,
   389, 443, 587, 993, 995,
   3000, 3306, 3389, 5060, 5900, 8000, 8080, 8888
 ];
+/*
+ * Checks if the env PORTS_TO_CHECK is set, if so the string is split via "," to get an array of ports to check.
+ * If the env is not set, return the default commonly used ports.
+ */
+const PORTS = process.env.PORTS_TO_CHECK ? process.env.PORTS_TO_CHECK.split(",") : DEFAULT_PORTS_TO_CHECK
 
 async function checkPort(port, domain) {
     return new Promise((resolve, reject) => {