Critic Docker manager

critic-docker

#!/bin/bash

function install {
  # Stop and clean up existing containers
  docker ps -a | grep critic | awk '{print $1}' | xargs docker rm -f

  # Run a postgres container based on the standard Docker postgres image
  docker run --name critic-postgres -d postgres

  # Build a Critic image based on Debian
  cat > Dockerfile << EOF
FROM debian:wheezy
ENV DEBIAN_FRONTEND noninteractive
RUN apt-get update -y -qq && apt-get install -y -qq git python apache2 postgresql \
  libapache2-mod-wsgi postgresql-client python-passlib python-psycopg2 python-pygments python-requests
ADD ./ /opt/critic
WORKDIR /opt/critic
RUN git reset --hard HEAD && git clean -dfx
EOF
  docker build -q --force-rm -t critic/base .
  rm -f Dockerfile

  # Install Critic in a new container
  docker run --name critic-installed \
    --link critic-postgres:postgres -e "PGHOST=postgres" \
    critic/base \
    python ./install.py --headless --auth-mode critic \
        --admin-username admin --admin-password 1234 \
        --admin-fullname Administrator --admin-email admin@localhost \
        --system-username critic --system-email admin@localhost --skip-testmail

  # Save changes from install to a new image
  docker commit critic-installed critic/app
}

function run {
  # Run Critic as a daemon, with Apache in the foreground to keep the container running
  docker rm -f critic
  docker run --name critic -d -p 8080:80 \
    --link critic-postgres:postgres -e "PGHOST=postgres" \
    critic/app \
    /bin/bash -c "service critic-main restart && apachectl -DFOREGROUND"
}

function update {
  # Create temporary Dockerfile to ADD files to critic/app
  cat > Dockerfile << EOF
FROM critic/app
ADD ./ /opt/critic
WORKDIR /opt/critic
EOF
  docker build -q --force-rm -t critic/app .
  rm -f Dockerfile

  docker rm -f critic
  docker run --name critic \
    --link critic-postgres:postgres -e "PGHOST=postgres" \
    critic/app \
    /bin/bash -c "git reset --hard HEAD && git clean -dfx &&
      python ./upgrade.py --headless"

  # Save changes
  docker commit critic critic/app
  run
}

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