Class: Conjure::Service::RailsServer

Inherits:
Object
  • Object
show all
Defined in:
lib/conjure/service/rails_server.rb

Instance Method Summary collapse

Constructor Details

#initialize(host, app_name, rails_environment) ⇒ RailsServer

Returns a new instance of RailsServer.



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# File 'lib/conjure/service/rails_server.rb', line 4

def initialize(host, app_name, rails_environment)
  @host = host
  @app_name = app_name
  @rails_environment = rails_environment
end

Instance Method Details

#apt_packages_required_for_gems ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 111

def apt_packages_required_for_gems
  ["libpq-dev", "libmysqlclient-dev"]
end

#base_image ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 10

def base_image
  @base_image ||= @host.images.create(
    label: "rails_base",
    base_image: "ubuntu",
    setup_commands: [
      "apt-get install -y curl git",
      "curl -L https://get.rvm.io | bash -s stable",
      "rvm install #{ruby_version}",
      "bash -c 'source /usr/local/rvm/scripts/rvm; rvm use #{ruby_version}@global --default'",
      "apt-get install -y #{apt_packages_required_for_gems.join ' '}",
      "echo 'deb http://us.archive.ubuntu.com/ubuntu/ precise universe' >>/etc/apt/sources.list",
      "apt-get install -y python-software-properties software-properties-common",
      "add-apt-repository -y ppa:chris-lea/node.js-legacy",
      "apt-get update",
      "apt-get install -y nodejs",

    ],
    environment: {
      PATH:"/usr/local/rvm/gems/ruby-1.9.3-p448@global/bin:/usr/local/rvm/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
      RAILS_ENV: @rails_environment,
      GITHUB_TOKEN: ENV["GITHUB_TOKEN"],
      FRECKLE_SUBDOMAIN: "neomind",
    },
    host_volumes: {"/rails_app" => "/#{@app_name}"},
  )
end

#console ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 101

def console
  base_image.command "cd #{@app_name}; bundle exec rails console", :stream_stdin => true do |stdout, stderr|
    print stdout
  end
end

#database_exists ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 64

def database_exists
  Conjure.log "[ rails] Checking the database status"
  base_image.command("cd #{@app_name}; bundle exec rake db:version; true").include? "Current version:"
end

#initialize_database ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 74

def initialize_database
  Conjure.log "[ rails] Setting up the database"
  base_image.command "cd #{@app_name}; bundle exec rake db:setup"
end

#install_gems ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 55

def install_gems
  Conjure.log "[ rails] Installing gems"
  base_image.command "cd #{@app_name}; bundle --deployment"
end

#log(options = {}) ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 84

def log(options = {})
  arguments = []
  arguments << "-n #{options[:lines]}" if options[:lines]
  arguments << "-f" if options[:tail]
  log_file = "#{@app_name}/log/#{@rails_environment}.log"
  base_image.command "tail #{arguments.join ' '} #{log_file}" do |stdout, stderr|
    puts stdout
  end
rescue Interrupt => e
end

#migrate_database ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 69

def migrate_database
  Conjure.log "[ rails] Migrating the database"
  base_image.command "cd #{@app_name}; bundle exec rake db:migrate"
end

#rake(command) ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 95

def rake(command)
  base_image.command "cd #{@app_name}; bundle exec rake #{command}" do |stdout, stderr|
    print stdout
  end
end

#restart_server ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 79

def restart_server
  server_image.stop
  server_image.run "cd #{@app_name}; rm -f tmp/pids/server.pid; bundle exec rails server -p 80"
end

#ruby_version ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 107

def ruby_version
  Conjure.config.file_contents("../.ruby-version").strip
end

#run ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 49

def run
  install_gems
  update_database
  restart_server
end

#server_image ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 37

def server_image
  @server_image ||= @host.images.create(
    label: "rails_server",
    base_image: base_image,
    ports: [80],
    environment: {
      PATH:"/usr/local/rvm/gems/ruby-1.9.3-p448@global/bin:/usr/local/rvm/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
    },
    host_volumes: {"/rails_app" => "/#{@app_name}"},
  )
end

#update_database ⇒ Object 



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# File 'lib/conjure/service/rails_server.rb', line 60

def update_database
  database_exists ? migrate_database : initialize_database
end