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Dockerfile
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FROM mltooling/ssh-proxy:0.1.11
WORKDIR /
### INSTALL BASICS ###
# Set Debian Frontend to 'noninteractive' as needed for some programs/installations (e.g. sslh does not ask for mode during installation)
ENV \
DEBIAN_FRONTEND="noninteractive" \
_SSL_RESOURCES_PATH=$_RESOURCES_PATH/ssl
RUN \
apt-get update && \
apt-get install -y --no-install-recommends \
build-essential libssl-dev zlib1g-dev \
git \
#python3 \
python3-dev \
#python3-pip \
python3-setuptools \
python3-wheel \
libssl-dev \
libcurl4-openssl-dev \
build-essential \
sqlite3 \
curl \
dnsutils \
$(bash -c 'if [[ $JUPYTERHUB_VERSION == "git"* ]]; then \
# workaround for https://bugs.launchpad.net/ubuntu/+source/nodejs/+bug/1794589
echo nodejs=8.10.0~dfsg-2ubuntu0.2 nodejs-dev=8.10.0~dfsg-2ubuntu0.2 npm; \
fi') \
&& \
# Cleanup
clean-layer.sh
# Add tini
RUN wget --quiet https://github.com/krallin/tini/releases/download/v0.18.0/tini -O /tini && \
chmod +x /tini
# Install resty version of nginx
## We must build it ourselves as we need the newest version to tunnel SSH and HTTPS over the same port
RUN \
apt-get update && \
apt-get purge -y nginx nginx-common && \
# libpcre required, otherwise you get a 'the HTTP rewrite module requires the PCRE library' error
# Install apache2-utils to generate user:password file for nginx.
apt-get install -y libssl-dev libpcre3 libpcre3-dev apache2-utils && \
mkdir $_RESOURCES_PATH"/openresty" && \
cd $_RESOURCES_PATH"/openresty" && \
wget --quiet https://openresty.org/download/openresty-1.15.8.1.tar.gz -O ./openresty.tar.gz && \
tar xfz ./openresty.tar.gz && \
rm ./openresty.tar.gz && \
cd ./openresty-1.15.8.1/ && \
# Surpress output - if there is a problem remove > /dev/null
./configure --with-http_stub_status_module --with-http_sub_module > /dev/null && \
make -j2 > /dev/null && \
make install > /dev/null && \
# create log dir and file - otherwise openresty will throw an error
mkdir -p /var/log/nginx/ && \
touch /var/log/nginx/upstream.log && \
cd $_RESOURCES_PATH && \
rm -r $_RESOURCES_PATH"/openresty" && \
# Fix permissions
chmod -R a+rwx $_RESOURCES_PATH && \
# Cleanup
clean-layer.sh
ENV \
PATH=/usr/local/openresty/nginx/sbin:$PATH
# Install nodejs & npm for JupyterHub's configurable-http-proxy
RUN \
apt-get update && \
#apt-get install -y curl && \
curl -sL https://deb.nodesource.com/setup_10.x | bash - && \
apt-get install -y nodejs && \
# Cleanup
clean-layer.sh
# Install JupyterHub
RUN \
npm install -g configurable-http-proxy && \
python3 -m pip install --no-cache jupyterhub && \
# Cleanup
clean-layer.sh
### END BASICS ###
### MLHUB-SPECIFIC INSTALLATIONS ###
# Copy mlhubspawner module to install it
COPY resources/mlhubspawner /mlhubspawner
RUN \
pip install --no-cache git+https://github.com/jupyterhub/dockerspawner@d1f27e2855d2cefbdb25b29cc069b9ca69d564e3 && \
pip install --no-cache git+https://github.com/ml-tooling/nativeauthenticator@9859a69dcc9d2ae8d827f192a1580d86f897e9f1 && \
pip install --no-cache git+https://github.com/jupyterhub/ldapauthenticator@b32a5ea23449edc0519ba4cd86dd0cc0c36896d5 && \
pip install --no-cache git+https://github.com/ryanlovett/imagespawner && \
pip install --no-cache /mlhubspawner && \
rm -r /mlhubspawner && \
pip install tornado==5.1.1 && \
# Cleanup
clean-layer.sh
### END MLHUB-SPECIFIC INSTALLATIONS ###
### INCUBATION ZONE ###
# Kubernetes Support
ADD https://raw.githubusercontent.com/ml-tooling/zero-to-mlhub-k8s/master/images/hub/cull_idle_servers.py /usr/local/bin/cull_idle_servers.py
ADD resources/kubernetes/jupyterhub_chart_config.py $_RESOURCES_PATH/jupyterhub_chart_config.py
# Copy the jupyterhub config that has a lot of options to be configured
RUN chmod u+rx /usr/local/bin/cull_idle_servers.py
RUN pip3 install oauthenticator psutil yamlreader pyjwt \
# https://github.com/jupyterhub/kubespawner
# https://pypi.org/project/jupyterhub-kubespawner
jupyterhub-kubespawner==0.11.* \
# https://github.com/kubernetes-client/python
# https://pypi.org/project/kubernetes
kubernetes==10.0.* \
# https://pypi.org/project/pycurl/
pycurl==7.43.0.*
RUN apt-get update && apt-get install -y pcregrep && clean-layer.sh
### END INCUBATION ZONE ###
### CONFIGURATION ###
ARG ARG_HUB_VERSION="unknown"
ENV HUB_VERSION=$ARG_HUB_VERSION
COPY resources/nginx.conf /etc/nginx/nginx.conf
COPY resources/scripts $_RESOURCES_PATH/scripts
COPY resources/docker-entrypoint.sh $_RESOURCES_PATH/docker-entrypoint.sh
COPY resources/logo.png /usr/local/share/jupyterhub/static/images/jupyter.png
COPY resources/jupyterhub_config.py $_RESOURCES_PATH/jupyterhub_config.py
COPY resources/jupyterhub-mod/template-home.html /usr/local/share/jupyterhub/templates/home.html
COPY resources/jupyterhub-mod/template-admin.html /usr/local/share/jupyterhub/templates/admin.html
COPY resources/jupyterhub-mod/ssh-dialog-snippet.html /usr/local/share/jupyterhub/templates/ssh-dialog-snippet.html
COPY resources/jupyterhub-mod/info-dialog-snippet.html /usr/local/share/jupyterhub/templates/info-dialog-snippet.html
COPY resources/jupyterhub-mod/version-number-snippet.html /usr/local/share/jupyterhub/templates/version-number-snippet.html
COPY resources/jupyterhub-mod/jsonpresenter /usr/local/share/jupyterhub/static/components/jsonpresenter/
COPY resources/jupyterhub-mod/cleanup-service.py /resources/cleanup-service.py
RUN \
touch $_RESOURCES_PATH/jupyterhub_user_config.py && \
mkdir $_SSL_RESOURCES_PATH && chmod ug+rwx $_SSL_RESOURCES_PATH && \
chmod -R ug+rxw $_RESOURCES_PATH/scripts && \
chmod ug+rwx $_RESOURCES_PATH/docker-entrypoint.sh
RUN \
# Replace the variable with the actual value. There seems to be no direct functionality in ninja-templates
sed -i "s/\$HUB_VERSION/$HUB_VERSION/g" /usr/local/share/jupyterhub/templates/version-number-snippet.html
# Set python3 to default python. Needed for the ssh-proxy scripts
RUN \
rm /usr/bin/python && \
ln -s /usr/bin/python3 /usr/bin/python
ENV \
DEFAULT_WORKSPACE_PORT=8080 \
SSH_PERMIT_TARGET_PORT=8080 \
SSH_PERMIT_TARGET_HOST="ws-*" \
START_NGINX=true \
START_SSH=true \
START_JHUB=true \
START_CHP=false \
EXECUTION_MODE="local" \
HUB_NAME="mlhub" \
CLEANUP_INTERVAL_SECONDS=3600 \
DYNAMIC_WHITELIST_ENABLED="false" \
IS_CLEANUP_SERVICE_ENABLED="true"
### END CONFIGURATION ###
### LABELS ###
ARG ARG_BUILD_DATE="unknown"
ARG ARG_VCS_REF="unknown"
# Overwrite & add common labels
LABEL \
"maintainer"="[email protected]" \
# Kubernetes Labels
"io.k8s.description"="Multi-user hub which spawns and manages workspace instances." \
"io.k8s.display-name"="Machine Learning Hub" \
# Openshift labels: https://docs.okd.io/latest/creating_images/metadata.html
"io.openshift.expose-services"="8080:http, 5901:xvnc" \
"io.openshift.non-scalable"="true" \
"io.openshift.tags"="workspace, machine learning, vnc, ubuntu, xfce" \
"io.openshift.min-memory"="1Gi" \
# Open Container labels: https://github.com/opencontainers/image-spec/blob/master/annotations.md
"org.opencontainers.image.title"="Machine Learning Hub" \
"org.opencontainers.image.description"="Multi-user hub which spawns and manages workspace instances." \
"org.opencontainers.image.documentation"="https://github.com/ml-tooling/ml-hub" \
"org.opencontainers.image.url"="https://github.com/ml-tooling/ml-hub" \
"org.opencontainers.image.source"="https://github.com/ml-tooling/ml-hub" \
"org.opencontainers.image.licenses"="Apache-2.0" \
"org.opencontainers.image.version"=$HUB_VERSION \
"org.opencontainers.image.vendor"="ML Tooling" \
"org.opencontainers.image.authors"="Benjamin Raehtlein & Lukas Masuch" \
"org.opencontainers.image.revision"=$ARG_VCS_REF \
"org.opencontainers.image.created"=$ARG_BUILD_DATE \
# Label Schema Convention (deprecated): http://label-schema.org/rc1/
"org.label-schema.name"="Machine Learning Hub" \
"org.label-schema.description"="Multi-user hub which spawns and manages workspace instances." \
"org.label-schema.usage"="https://github.com/ml-tooling/ml-hub" \
"org.label-schema.url"="https://github.com/ml-tooling/ml-hub" \
"org.label-schema.vcs-url"="https://github.com/ml-tooling/ml-hub" \
"org.label-schema.vendor"="ML Tooling" \
"org.label-schema.version"=$HUB_VERSION \
"org.label-schema.schema-version"="1.0" \
"org.label-schema.vcs-ref"=$ARG_VCS_REF \
"org.label-schema.build-date"=$ARG_BUILD_DATE
### END LABELS ###
# use global option with tini to kill full process groups: https://github.com/krallin/tini#process-group-killing
ENTRYPOINT ["/tini", "-g", "--"]
# Entrypoint must use the array notation, otherwise the entrypoint.sh script does not receive passed cmd arguments (probably because Docker will start it like this: /bin/sh -c /bin/bash /resources/docker-entrypoint.sh <cmd-args>)
CMD ["/bin/bash", "/resources/docker-entrypoint.sh"]
# The port on which nginx listens and checks whether it's http(s) or ssh traffic
EXPOSE 8080