# Docker enhancements

* optimizes nginx.conf
   * better proxy pipelining
* optimizes Dockerfile
   * smaller resulting image
   * faster rebuilding due to reusing of existing layers
* optimizes docker-entrypoint.sh
   * better startup performance
   * better compatibility with docker engine

docker-entrypoint.sh

@@ -1,7 +1,26 @@
 #!/bin/bash
-# Start all needed services once the container is fired up!
-service nginx start
-service redis-server start
-celery -A konova worker --detach
-# Rule of thumb: (2*CPU)+1 as worker_num -> Use 5 as default (matches a dual core)
-gunicorn --workers=5 konova.wsgi:application --bind=0.0.0.0:8000 --access-logfile /var/log/gunicorn/access.log --error-logfile /var/log/gunicorn/error.log
+
+set -e  # Beende Skript bei Fehlern
+set -o pipefail  # Fehler in Pipelines nicht ignorieren
+
+# Starte Redis
+redis-server --daemonize yes
+
+# Starte Celery Worker im Hintergrund
+celery -A konova worker --loglevel=info &
+
+# Starte Nginx als Hintergrundprozess
+nginx -g "daemon off;" &
+
+# Setze Gunicorn Worker-Anzahl (Standard: (2*CPUs)+1)
+WORKERS=${GUNICORN_WORKERS:-$((2 * $(nproc) + 1))}
+
+# Stelle sicher, dass Logs existieren
+mkdir -p /var/log/gunicorn
+touch /var/log/gunicorn/access.log /var/log/gunicorn/error.log
+
+# Starte Gunicorn als Hauptprozess
+exec gunicorn --workers="$WORKERS" konova.wsgi:application \
+    --bind=0.0.0.0:8000 \
+    --access-logfile /var/log/gunicorn/access.log \
+    --error-logfile /var/log/gunicorn/error.log