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Dockerfile

@@ -27,12 +27,12 @@ RUN chmod +x /app/entrypoint.sh
 RUN mkdir -p /var/lib/nginx/body /var/lib/nginx/fastcgi \
              /var/lib/nginx/proxy /var/lib/nginx/scgi \
              /var/lib/nginx/uwsgi /var/log/nginx \
-    && chown -R ${NB_UID}:${NB_GID} /var/lib/nginx /var/log/nginx /var/run \
-    && chmod 755 /var/lib/nginx
+    && chown -R ${NB_UID}:${NB_GID} /var/lib/nginx /var/log/nginx /var/run /run \
+    && chmod 755 /var/lib/nginx /var/run /run
 
-# Ensure Nginx has permissions to write to log directory
-RUN touch /var/log/nginx/error.log /var/log/nginx/access.log \
-    && chown -R ${NB_UID}:${NB_GID} /var/log/nginx
+# Ensure Nginx has permissions to write to log directory and PID file
+RUN touch /var/log/nginx/error.log /var/log/nginx/access.log /run/nginx.pid \
+    && chown -R ${NB_UID}:${NB_GID} /var/log/nginx /run/nginx.pid
 
 # Set the permissions for the app directory to the existing user
 RUN chown -R ${NB_UID}:${NB_GID} /app

entrypoint.sh

@@ -3,5 +3,9 @@
 # Start JupyterLab in the background
 jupyter lab --ip=0.0.0.0 --port=${JUPYTERLAB_PORT} --no-browser --allow-root --NotebookApp.base_url=/jupyter &
 
+# Ensure the Nginx PID file is writable
+touch /tmp/nginx.pid
+chmod 644 /tmp/nginx.pid
+
 # Start Nginx in the foreground
-nginx -g "daemon off;"
+nginx -g "daemon off;" -c /etc/nginx/nginx.conf

nginx.conf

@@ -1,3 +1,4 @@
+pid /tmp/nginx.pid;
 worker_processes 1;
 
 events {
@@ -35,7 +36,7 @@ http {
             proxy_set_header Connection "upgrade";
         }
 
-        error_log /var/log/nginx/error.log;
-        access_log /var/log/nginx/access.log;
+        error_log /tmp/nginx_error.log;
+        access_log /tmp/nginx_access.log;
     }
 }