deploy.rb

# https://gist.github.com/1623632

# bundler bootstrap
require 'bundler/capistrano'

# main details
set :application, "123"  
role :web, "#{application}.cloud.voupe.net"   # #{application}.cloud.voupe.net
role :app, "#{application}.cloud.voupe.net"
role :db,  "#{application}.cloud.voupe.net", :primary => true

# server details
default_run_options[:pty] = true
ssh_options[:forward_agent] = true
set :deploy_to, "/opt/apps/#{application}"
set :deploy_via, :remote_cache
set :user, "deploy"
set :use_sudo, false

# repo details
set :scm, :git
set :scm_username, "deploy"
set :repository, "git@codebasehq.com:voupe/#{application}/app.git"
set :branch, "master"
set :git_enable_submodules, 1


namespace :deploy do
  desc "Tell Passenger to restart."
  task :restart, :roles => :web do
    run "touch #{deploy_to}/current/tmp/restart.txt"
  end

  desc "Do nothing on startup so we don't get a script/spin error."
  task :start do
    puts "You may need to restart Apache."
  end

  desc "Symlink extra configs and folders."
  task :symlink_extras do
    run "ln -nfs #{shared_path}/config/database.yml #{release_path}/config/database.yml"
  end

  desc "Setup shared directory."
  task :setup_shared do
    run "mkdir #{shared_path}/config"
    put File.read("config/examples/database.yml"), "#{shared_path}/config/database.yml"
    puts "Now edit the config files in #{shared_path}."
  end

  desc "Make sure there is something to deploy"
  task :check_revision, :roles => :web do
    unless `git rev-parse HEAD` == `git rev-parse origin/master`
      puts "WARNING: HEAD is not the same as origin/master"
      puts "Run `git push` to sync changes."
      exit
    end
  end

  desc "Compile assets"
  task :assets_precompile, :roles => :app do
    run "cd #{release_path}; RAILS_ENV=production bundle exec rake assets:precompile"
  end
end

before "deploy", "deploy:check_revision"
after "deploy", "deploy:cleanup" # keeps only last 5 releases
after "deploy:setup", "deploy:setup_shared"
after "deploy:update_code", "deploy:symlink_extras"
after "deploy:symlink_extras", "deploy:assets_precompile"