Image Customisation: Pangeo-style image with VNC/Linux desktop feature

.dockerignore

@@ -0,0 +1,3 @@
+# Ignore folders
+.github/
+images/

Dockerfile

@@ -0,0 +1,33 @@
+# This Dockerfile aims to provide a Pangeo-style image with the VNC/Linux Desktop feature
+# It was constructed by following the instructions and copying code snippets laid out
+# and linked from here:
+# https://github.com/2i2c-org/infrastructure/issues/1444#issuecomment-1187405324
+
+FROM pangeo/pangeo-notebook:2022.07.13
+
+USER root
+ENV DEBIAN_FRONTEND=noninteractive
+ENV PATH ${NB_PYTHON_PREFIX}/bin:$PATH
+
+# Needed for apt-key to work
+RUN apt-get update -qq --yes > /dev/null && \
+    apt-get install --yes -qq gnupg2 > /dev/null && \
+    rm -rf /var/lib/apt/lists/*
+
+# Install TurboVNC (https://github.com/TurboVNC/turbovnc)
+ARG TURBOVNC_VERSION=2.2.6
+RUN wget -q "https://sourceforge.net/projects/turbovnc/files/${TURBOVNC_VERSION}/turbovnc_${TURBOVNC_VERSION}_amd64.deb/download" -O turbovnc.deb \
+ && apt-get update -qq --yes > /dev/null \
+ && apt-get install -y ./turbovnc.deb > /dev/null \
+ # remove light-locker to prevent screen lock
+ && apt-get remove -y light-locker > /dev/null \
+ && rm ./turbovnc.deb \
+ && ln -s /opt/TurboVNC/bin/* /usr/local/bin/ \
+ && rm -rf /var/lib/apt/lists/*
+
+USER ${NB_USER}
+
+COPY environment.yml /tmp/
+RUN mamba env update --name ${CONDA_ENV} -f environment.yml
+# Remove nb_conda_kernels from the env for now
+RUN mamba remove -n ${CONDA_ENV} nb_conda_kernels

environment.yml

@@ -1,9 +1,17 @@
-# This is the standard conda configuration file. Use this file to list
-# the conda packages that you need installed in your environment.
+# Environment we need *on top* of base PANGEO stack
+# Get list of pangeo packages from https://github.com/pangeo-data/pangeo-docker-images/blob/master/pangeo-notebook/packages.txt
+# BUT REMEMBER TO PICK THE HASH THAT CORRESPONDS TO OUR BASE IMAGE
 channels:
   - conda-forge
 
 dependencies:
-  - jupyter_contrib_nbextensions==0.5.1
-  # Add other packages here
-  # -
+  # Packages required for image
+  - pip
+
+  # Packages required by AWI-CIROH
+  - websockify
+  - pip:
+      # jupyter-remote-desktop-proxy enables us to visit the /desktop path
+      # just like we visit the /lab path. Visiting /desktop provides us
+      # with an actual remote desktop experience.
+      - https://github.com/jupyterhub/jupyter-remote-desktop-proxy/archive/main.zip