Deploying Sinatra/Thin to WebFaction

.excludes

# Exclude files that don't need to be on the server
# Used by rsync when deploying code to the server
.excludes
.git
.gitignore
log/
tmp/

.gitignore

# These directories are created by Thin when `rake:thin start` is invoked
log/
tmp/

config-development.yml

# Server options:
address: 127.0.0.1
port: 5000

# Adapter options:
environment: development

# See `thin -h` for more options

config-production.yml

# Server options:
port: 12345

# Adapter options:
environment: production

# Daemon options:
daemonize: true
user: user
group: group

# See `thin -h` for more options

config.ru

# Assuming a classic style app
require './app'
run Sinatra::Application

# Modular style app
# require './awesome-app'
# run AwesomeApp

# or

# map('/end/point') { run AwesomeApp }

Rakefile

require 'rake'

ENV['RACK_ENV'] ||= 'development'

namespace :thin do

  desc 'Start the app'
  task :start do
    puts 'Starting...'
    system "bundle exec thin -s 1 -C config/config-#{ENV['RACK_ENV']}.yml -R config/config.ru start"
    puts 'Started!'
  end

  desc 'Stop the app'
  task :stop do
    puts 'Stopping...'

    pids = File.join(File.dirname(__FILE__), 'tmp/pids')

    if File.directory?(pids)
      Dir.new(pids).each do |file|
        prefix = file.to_s
        if prefix[0, 4] == 'thin'
          puts "Stopping the server on port #{file[/\d+/]}..."
          system "bundle exec thin stop -Ptmp/pids/#{file}"
        end
      end
    end

    puts 'Stopped!'
  end

  desc 'Restart the application'
  task :restart do
    puts 'Restarting...'
    Rake::Task['thin:stop'].invoke
    Rake::Task['thin:start'].invoke
    puts 'Restarted!'
  end

end

user = 'username'

app_name = 'app'
app_dir  = "/home/#{user}/webapps/#{app_name}"

desc 'Deploy to server'
task :deploy, :password do |t, args|
  puts 'Deploying to server...'

  # http://linux.die.net/man/1/rsync
  # Push: rsync [OPTION...] SRC... [USER@]HOST:DEST
  success =  system "rsync --exclude-from .excludes -rltvz -e ssh . #{user}@#{user}.webfactional.com:#{app_dir}"

  if success
    require 'net/ssh'
    Net::SSH.start("#{user}.webfactional.com", user, :password => args[:password]) do |ssh|
      commands = [
        'export RACK_ENV=production',

        "cd #{app_dir}",
        'bundle install --without=development',

        'rake thin:restart'
      ].join ' && '

      ssh.exec commands
    end
  end
end