From 183a1e9d634ae2fb129ce98f1ca8a16cbfdeac99 Mon Sep 17 00:00:00 2001
From: Konstantin Pavlov <thresh@nginx.com>
Date: Tue, 13 Feb 2024 18:30:22 -0800
Subject: [PATCH] Docker: redirect logs to stderr

This allows to use /dev/stdout as application logs if users choose to do
so.

Closes: https://github.com/nginx/unit/issues/982
---
 pkg/docker/template.Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/docker/template.Dockerfile b/pkg/docker/template.Dockerfile
index f5efc3c8..70951747 100644
--- a/pkg/docker/template.Dockerfile
+++ b/pkg/docker/template.Dockerfile
@@ -77,7 +77,7 @@ RUN set -ex \
     && apt-get purge -y --auto-remove build-essential \
     && rm -rf /var/lib/apt/lists/* \
     && rm -f /requirements.apt \
-    && ln -sf /dev/stdout /var/log/unit.log
+    && ln -sf /dev/stderr /var/log/unit.log
 
 COPY docker-entrypoint.sh /usr/local/bin/
 COPY welcome.* /usr/share/unit/welcome/