refine first solution, re #3957

Merge request studip/studip!2817

docker/studip/Dockerfile

@@ -59,5 +59,6 @@ COPY ./docker/studip/docker-entrypoint.sh /usr/local/bin/
 RUN chmod u+x /usr/local/bin/docker-entrypoint.sh
 
 # Set start parameters
+ENV AUTO_MIGRATE 1
 ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]
 CMD ["apache2-foreground"]

docker/studip/Dockerfile-Dev

@@ -35,4 +35,4 @@ RUN chmod u+x /usr/local/bin/docker-entrypoint.sh
 
 # Set start parameters
 ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]
-CMD ["apache2-foreground"]
\ No newline at end of file
+CMD ["apache2-foreground"]

docker/studip/docker-entrypoint.sh

@@ -28,10 +28,12 @@ done
 
 sh $STUDIP/.gitlab/scripts/install_db.sh
 
-echo "Migrate Instance"
-# If migrate fails start instance anyway
-php "$STUDIP/cli/studip migrate" || true
-echo "Migration finished"
+if [ ! -z $AUTO_MIGRATE ]; then
+    echo "Migrate Instance"
+    # If migrate fails start instance anyway
+    php "$STUDIP/cli/studip migrate" || true
+    echo "Migration finished"
+fi
 
 # first arg is `-f` or `--some-option`
 if [ "${1#-}" != "$1" ]; then