From febd24b2038baa67c7e7c9bd55952949b327b7a2 Mon Sep 17 00:00:00 2001
From: Johannes Zellner <johannes@cloudron.io>
Date: Fri, 9 Feb 2024 15:49:29 +0100
Subject: [PATCH] Expose port count as _COUNT env varible

---
 src/docker.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/docker.js b/src/docker.js
index f651df800..535f0d1cf 100644
--- a/src/docker.js
+++ b/src/docker.js
@@ -293,6 +293,7 @@ async function createSubcontainer(app, name, cmd, options) {
         const hostIps = hostPort === 53 ? getAddressesForPort53() : [ '0.0.0.0', '::0' ]; // port 53 is special because it is possibly taken by systemd-resolved
 
         portEnv.push(`${portName}=${hostPort}`);
+        if (portCount > 1) portEnv.push(`${portName}_COUNT=${portCount}`);
 
         // docker portBindings requires ports to be exposed
         for (let i = 0; i < portCount; ++i) {