FIX: checkout correct branch in base image.

[discourse_docker.git] / templates / web.template.yml

env:
  # You can have redis on a different box
  RAILS_ENV: 'production'
  UNICORN_WORKERS: 3
  UNICORN_SIDEKIQS: 1
  # slightly less aggressive than "recommendation" but works fine with oobgc
  RUBY_GC_MALLOC_LIMIT: 40000000
  # this ensures we have enough heap space to handle a big pile of small reqs
  RUBY_HEAP_MIN_SLOTS: 800000

  DISCOURSE_DB_SOCKET: /var/run/postgresql
  DISCOURSE_DB_HOST:
  DISCOURSE_DB_PORT:


params:
  # SSH key is required for remote access into the container
  version: tests-passed

  home: /var/www/discourse

run:
  - file:
     path: /etc/service/copy_env/run
     chmod: "+x"
     contents: |
        #!/bin/bash
        env > ~/boot_env
        conf=/var/www/discourse/config/discourse.conf
        sudo -u discourse echo > $conf

        for x in `env | /usr/bin/awk -F= '{if($1 ~ /DISCOURSE_/) print $1}'`
          do
             c=${x,,}
             c=${c:10}
             echo "$c"=${!x} >> $conf
          done
        # I dunno there may be a cleaner way to handle this
        exec sleep 2147483647

  - file:
     path: /etc/service/unicorn/run
     chmod: "+x"
     contents: |
        #!/bin/bash
        exec 2>&1
        # redis
        # postgres
        sv start copy_env || exit 1
        cd $home
        exec sudo -E -u discourse LD_PRELOAD=/usr/lib/libjemalloc.so.1 bundle exec config/unicorn_launcher -E production -c config/unicorn.conf.rb

  - file:
     path: /etc/service/nginx/run
     chmod: "+x"
     contents: |
        #!/bin/sh
        exec 2>&1
        exec /usr/sbin/nginx

  - exec:
      cd: $home
      hook: code
      cmd:
        - git reset --hard
        - git clean -f
        - git pull
        - git fetch origin $version
        - git checkout $version
        - mkdir -p tmp/pids
        - mkdir -p tmp/sockets
        - mkdir -p /shared/log/rails
        - mkdir -p /shared/uploads
        - mkdir -p /shared/backups
        - touch tmp/.gitkeep
        - rm -r log
        - ln -s /shared/log/rails $home/log
        - ln -s /shared/uploads $home/public/uploads
        - ln -s /shared/backups $home/public/backups
        - chown -R discourse:www-data /shared/log/rails
        - chown -R discourse:www-data /shared/uploads
        - chown -R discourse:www-data /shared/backups

  - exec:
      cmd:
        - "cp $home/config/nginx.sample.conf /etc/nginx/conf.d/discourse.conf"
        - "rm /etc/nginx/sites-enabled/default"

  - replace:
      filename: /etc/nginx/nginx.conf
      from: pid /run/nginx.pid;
      to: daemon off;

  - replace:
      filename: "/etc/nginx/conf.d/discourse.conf"
      from: /upstream[^\}]+\}/m
      to: "upstream discourse {
        server 127.0.0.1:3000;
      }"

  - replace:
      filename: "/etc/nginx/conf.d/discourse.conf"
      from: /server_name.+$/
      to: server_name _ ;

  - exec:
      cmd: echo "done configuring web"
      hook: web_config

  - exec:
      cd: $home
      hook: web
      cmd:
        # ensure we are on latest bundler
        - gem update bundler
        - chown -R discourse $home
        - sudo -E -u discourse bundle install --deployment --verbose --without test --without development
        - sudo -E -u discourse bundle exec rake db:migrate
        - sudo -E -u discourse bundle exec rake assets:precompile

  - file:
     path: /usr/local/bin/discourse
     chmod: +x
     contents: |
       #!/bin/bash
       (cd /var/www/discourse && RAILS_ENV=production sudo -E -u discourse bundle exec script/discourse "$@")

  - file:
     path: /usr/local/bin/rails
     chmod: +x
     contents: |
       #!/bin/bash
       # If they requested a console, load pry instead
       if [ "$@" == "c" -o "$@" == "console" ]
       then
        (cd /var/www/discourse && RAILS_ENV=production sudo -E -u discourse bundle exec pry -r ./config/environment)
       else
        (cd /var/www/discourse && RAILS_ENV=production sudo -E -u discourse bundle exec script/rails "$@")
       fi

  - file:
     path: /usr/local/bin/rake
     chmod: +x
     contents: |
       #!/bin/bash
       (cd /var/www/discourse && RAILS_ENV=production sudo -E -u discourse bundle exec bin/rake "$@")

  - file:
     path: /etc/update-motd.d/10-web
     chmod: +x
     contents: |
       #!/bin/bash
       echo
       echo Use: rails, rake or discourse to execute commands in production
       echo