update dev-hub

docker_dev_box/Dockerfile

@@ -33,11 +33,7 @@ RUN source /opt/utils/script-devbox-vscode.sh \
 # Clean up and display components version information...
 RUN source /opt/utils/script-utils.sh && install__clean && list_installed_packages
 
-WORKDIR $HOME_DIR
-EXPOSE 8888
-
 ENTRYPOINT ["tini", "-g", "--"]
-CMD ["start-notebook.sh"]
 
 # '-c' option make bash commands are read from string.
 #   If there are arguments after the string, they are assigned to the positional parameters, starting with $0.
@@ -46,3 +42,6 @@ CMD ["start-notebook.sh"]
 # '--login': make bash first reads and executes commands from  the file /etc/profile, if that file exists.
 #   After that, it looks for ~/.bash_profile, ~/.bash_login, and ~/.profile, in that order, and reads and executes commands from the first one that exists and is readable.
 SHELL ["/bin/bash", "--login", "-o", "pipefail", "-c"]
+CMD ["start-notebook.sh"]
+WORKDIR $HOME_DIR
+EXPOSE 8888

docker_dev_box/hub.Dockerfile

@@ -15,21 +15,16 @@ COPY work /opt/utils/
 
 # Setup JupyterHub
 RUN source /opt/utils/script-devbox-jupyter.sh \
- && for profile in $(echo $ARG_PROFILE_JUPYTER | tr "," "\n") ; do ( setup_jupyter_${profile} || true ) ; done
-
-# If not keeping NodeJS, remove NoedJS to reduce image size, and install Traefik instead
-RUN ${ARG_KEEP_NODEJS:-true}  || ( \
-         echo "Removing Node/NPM..." && rm -rf /usr/bin/node /usr/bin/npm /usr/bin/npx /opt/node \
-      && echo "Installing Traefik to server as proxy:" && source /opt/utils/script-setup.sh && setup_traefik \
-    )
-
-# Clean up and display components version information...
-RUN source /opt/utils/script-utils.sh && install__clean && list_installed_packages
-
-EXPOSE 8888
+ && for profile in $(echo $ARG_PROFILE_JUPYTER | tr "," "\n") ; do ( setup_jupyter_${profile} || true ) ; done \
+ # If not keeping NodeJS, remove NoedJS to reduce image size, and install Traefik instead
+ && ${ARG_KEEP_NODEJS:-true} || ( \
+       echo "Removing Node/NPM..." && rm -rf /usr/bin/node /usr/bin/npm /usr/bin/npx /opt/node \
+    && echo "Installing Traefik to server as proxy:" && source /opt/utils/script-setup.sh && setup_traefik \
+ ) \
+ # Clean up and display components version information...
+ && source /opt/utils/script-utils.sh && install__clean && list_installed_packages
 
 ENTRYPOINT ["tini", "-g", "--"]
-CMD ["jupyterhub"]
 
 # '-c' option make bash commands are read from string.
 #   If there are arguments after the string, they are assigned to the positional parameters, starting with $0.
@@ -38,4 +33,6 @@ CMD ["jupyterhub"]
 # '--login': make bash first reads and executes commands from  the file /etc/profile, if that file exists.
 #   After that, it looks for ~/.bash_profile, ~/.bash_login, and ~/.profile, in that order, and reads and executes commands from the first one that exists and is readable.
 SHELL ["/bin/bash", "--login", "-o", "pipefail", "-c"]
+CMD ["start-jupyterhub.sh"]
 WORKDIR "/opt/jupyterhub"
+EXPOSE 8000

docker_dev_box/work/script-devbox-jupyter.sh

@@ -84,9 +84,11 @@ setup_jupyter_extensions() {
 setup_jupyter_hub() {
    # ref1: https://github.com/jupyterhub/jupyterhub
    # ref2: https://github.com/jupyterhub/jupyterhub/blob/main/Dockerfile
-      npm install -g npm configurable-http-proxy \
-   && pip install -Uq oauthenticator jupyterhub-ldapauthenticator jupyterhub-kerberosauthenticator \
+      which npm && npm install -g npm configurable-http-proxy
+
+      pip install -Uq oauthenticator jupyterhub-ldapauthenticator jupyterhub-kerberosauthenticator \
    && pip install -Uq dockerspawner jupyterhub-kubespawner jupyterhub-systemdspawner wrapspawner \
    && pip install -Uq psutil pycurl jupyter_client jupyterhub \
+   && pip install -Uq jupyterhub-traefik-proxy \
    && echo "@ JupyterHub version: $(jupyterhub --version)"
 }

docker_dev_box/work/start-jupyterhub.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+jupyterhub $*