carto-starter/DockerfileForMobileTilePackager at master · fielda/carto-starter · GitHub

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# vim:set filetype=dockerfile:

# We are using an older version of Node.js because node-gyp fails to build
# a sqlite3 package on the newer versions.
FROM node:8.16.0

# Update apt-get and install various utils
RUN apt-get update
RUN apt-get install -y --no-install-recommends \
      # Tools to grab sources...
      wget \
      git \
      # Vim, ping and tcpflow for troubleshooting containers.
      # https://askubuntu.com/a/654993/17122
      vim \
      iputils-ping \
      tcpflow &&\
      # Clear the cache
      rm -rf /var/lib/apt/lists/*

# Ugh, https://github.com/nodejs/node-gyp/issues/942#issuecomment-221629496
# We set NODEJS_ORG_MIRROR because otherwise node-gyp isn't able to find headers.
ENV NODEJS_ORG_MIRROR="https://nodejs.org/download/release"

# Default to production:
# https://github.com/nodejs/docker-node/blob/master/docs/BestPractices.md
# Set NODE_PATH so globally installed modules will be found.
# https://nodejs.org/api/modules.html#modules_loading_from_the_global_folders
ENV NODE_ENV=production NODE_PATH=/usr/local/lib/node_modules

# Create a working directory and set permissions for install steps.
RUN mkdir --parents /opt/mobile-tile-packager && \
    chown -R node:node /opt/mobile-tile-packager &&\
    chown -R node:node /usr/local/share &&\
    chown -R node:node /usr/local/bin

# Switch to our working directory.
WORKDIR /opt/mobile-tile-packager

# Switch to the lesser privileged "node" user as a best practice.
USER node

# Install tile packager
RUN git clone https://github.com/CartoDB/mobile-tile-packager &&\
    cd mobile-tile-packager &&\
    echo "Checking out mobile-tile-packager 2f71983f (2019-08-01) ..." &&\
    git checkout 2f71983f7a5da9750b59819187cce68f46d5b587 &&\
    npm install

# Install Tippecanoe
RUN git clone https://github.com/mapbox/tippecanoe.git &&\
    cd tippecanoe &&\
    echo "Checking out tippecanoe 9e3fed8 (2019-06-18) ..." &&\
    git checkout 9e3fed88346d12b202e6f532308578bfac45b620 &&\
    make -j &&\
    make install

RUN echo "Configuring mobile-tile-packager ..." &&\
    # 1. We HACK docker-compose.yml to alias {username}.carto_mapsapi and
    #    {username}.carto_sqlapi for only a few users [dev, bolt].
    #    This works for now, but only in dev environment.
    #    TODO: A more robust networking and service discovery is needed.
    sed -i "s/.carto.com\/api\/v1\/map/.carto_mapsapi:8181\/api\/v1\/map/w /dev/stdout" mobile-tile-packager/config.js &&\
    # 2. TODO: Set the SQL API to a dummy URL if we aren't going to use it...
    sed -i "s/http:\/\/{username}.carto.com\/api\/v2\/sql/https:\/\/{username}.carto_sqlapi:8080\/api\/v2\/sql/w /dev/stdout" mobile-tile-packager/config.js &&\
    # 3. The Redis IP is aliased as "redis"...
    #    TODO: For production, we must use $REDIS_HOST instead.
    sed -i "s/127.0.0.1/redis/w /dev/stdout" mobile-tile-packager/config.js &&\
    # 4. Reduce concurrency to reduce load on the Maps API.
    #    Three works well on a Precision 7520 with Intel Core i7 (desktop replacement laptop)
    sed -i "s/concurrency: 5/concurrency: 3/w /dev/stdout" mobile-tile-packager/config.js &&\
    # 5. No HTTPS between the containers.
    sed -i "s/https/http/w /dev/stdout" mobile-tile-packager/config.js &&\
    # 6. Send log of every tile request to the console.
    sed -i "s/report_log: false/report_log: true/w /dev/stdout" mobile-tile-packager/config.js


# The Node.js app runs on 8787
EXPOSE 8787

WORKDIR /opt/mobile-tile-packager/mobile-tile-packager

# Whatever is run as CMD will become PID 1.
CMD ["node","service.js"]