# The Google App Engine base image is debian (jessie) with ca-certificates

# installed.

# Source: https://github.com/GoogleCloudPlatform/debian-docker

FROM ${OS_BASE_IMAGE}

ADD resources /resources

ADD scripts /scripts

# Install Python, pip, and C dev libraries necessary to compile the most popular

# Python libraries.

RUN /scripts/install-apt-packages.sh

# Setup locale. This prevents Python 3 IO encoding issues.

ENV LANG C.UTF-8

# Make stdout/stderr unbuffered. This prevents delay between output and cloud

# logging collection.

ENV PYTHONUNBUFFERED 1

# Install the Google-built interpreters

ADD interpreters.tar.gz /

# Add Google-built interpreters to the path

ENV PATH /opt/python3.6/bin:/opt/python3.5/bin:/opt/python3.4/bin:$PATH

# Upgrade pip (debian package version tends to run a few version behind) and

# install virtualenv system-wide.

RUN /usr/bin/pip install --upgrade -r /resources/requirements.txt && \

/opt/python3.4/bin/pip3.4 install --upgrade -r /resources/requirements.txt && \

/opt/python3.5/bin/pip3.5 install --upgrade -r /resources/requirements.txt && \

/opt/python3.6/bin/pip3.6 install --upgrade -r /resources/requirements.txt && \

/usr/bin/pip install --upgrade -r /resources/requirements-virtualenv.txt

# Setup the app working directory

RUN ln -s /home/vmagent/app /app

WORKDIR /app

# Port 8080 is the port used by Google App Engine for serving HTTP traffic.

EXPOSE 8080

ENV PORT 8080

# The user's Dockerfile must specify an entrypoint with ENTRYPOINT or CMD.

CMD []