Switch from Miniconda to Miniforge

base-notebook/Dockerfile

@@ -19,16 +19,16 @@ SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 
 USER root
 
-# Miniconda installation
+# Miniforge installation
 # Default values can be overridden at build time
 # (ARGS are in lower case to distinguish them from ENV)
-# Check https://repo.anaconda.com/miniconda/
-# Miniconda archive to install
-ARG miniconda_version="4.8.3"
-# Archive MD5 checksum
-ARG miniconda_checksum="d63adf39f2c220950a063e0529d4ff74"
-# Conda version that can be different from the archive
+# Check https://github.com/conda-forge/miniforge/releases
+# Conda version
 ARG conda_version="4.9.0"
+# Miniforge archive to install
+ARG miniforge_version="${conda_version}-3"
+# Miniforge installer
+ARG miniforge_installer="Miniforge3-${miniforge_version}-Linux-x86_64.sh"
 
 # Install all OS dependencies for notebook server that starts but lacks all
 # features (e.g., download as all possible file formats)
@@ -57,7 +57,8 @@ ENV CONDA_DIR=/opt/conda \
     LANG=en_US.UTF-8 \
     LANGUAGE=en_US.UTF-8
 ENV PATH=$CONDA_DIR/bin:$PATH \
-    HOME=/home/$NB_USER
+    HOME=/home/$NB_USER \
+    CONDA_VERSION="${conda_version}"
 
 # Copy a script that we will use to correct permissions after running certain commands
 COPY fix-permissions /usr/local/bin/fix-permissions
@@ -82,25 +83,22 @@ RUN echo "auth requisite pam_deny.so" >> /etc/pam.d/su && \
     fix-permissions $CONDA_DIR
 
 USER $NB_UID
-WORKDIR $HOME
 ARG PYTHON_VERSION=default
 
 # Setup work directory for backward-compatibility
-RUN mkdir /home/$NB_USER/work && \
-    fix-permissions /home/$NB_USER
-
-# Install conda as jovyan and check the md5 sum provided on the download site
-ENV MINICONDA_VERSION="${miniconda_version}" \
-    CONDA_VERSION="${conda_version}"
+RUN mkdir "/home/$NB_USER/work" && \
+    fix-permissions "/home/$NB_USER"
 
+# Install conda as jovyan and check the sha256 sum provided on the download site
 WORKDIR /tmp
-RUN wget --quiet https://repo.continuum.io/miniconda/Miniconda3-py38_${MINICONDA_VERSION}-Linux-x86_64.sh && \
-    echo "${miniconda_checksum} *Miniconda3-py38_${MINICONDA_VERSION}-Linux-x86_64.sh" | md5sum -c - && \
-    /bin/bash Miniconda3-py38_${MINICONDA_VERSION}-Linux-x86_64.sh -f -b -p $CONDA_DIR && \
-    rm Miniconda3-py38_${MINICONDA_VERSION}-Linux-x86_64.sh && \
+
+RUN wget --quiet "https://github.com/conda-forge/miniforge/releases/download/${miniforge_version}/${miniforge_installer}" && \
+    wget --quiet "https://github.com/conda-forge/miniforge/releases/download/${miniforge_version}/${miniforge_installer}.sha256" && \
+    sha256sum -c "${miniforge_installer}.sha256" && \
+    /bin/bash "${miniforge_installer}" -f -b -p $CONDA_DIR && \
+    rm "${miniforge_installer}" "${miniforge_installer}.sha256" && \
     # Conda configuration see https://conda.io/projects/conda/en/latest/configuration.html
     echo "conda ${CONDA_VERSION}" >> $CONDA_DIR/conda-meta/pinned && \
-    conda config --system --prepend channels conda-forge && \
     conda config --system --set auto_update_conda false && \
     conda config --system --set show_channel_urls true && \
     conda config --system --set channel_priority strict && \

docs/using/selecting.md

@@ -28,7 +28,7 @@ and versioning strategy.
 [options common across all core stacks](common.md). It is the basis for all other stacks.
 
 - Minimally-functional Jupyter Notebook server (e.g., no LaTeX support for saving notebooks as PDFs)
-- [Miniconda](https://conda.io/miniconda.html) Python 3.x in `/opt/conda`
+- [Miniforge](https://github.com/conda-forge/miniforge) Python 3.x in `/opt/conda`
 - No preinstalled scientific computing packages
 - Unprivileged user `jovyan` (`uid=1000`, configurable, see options) in group `users` (`gid=100`)
   with ownership over the `/home/jovyan` and `/opt/conda` paths

test/test_packages.py

@@ -68,6 +68,7 @@
     "protobuf",
     "r-irkernel",
     "unixodbc",
+    "bzip2"
 ]