/config/deploy.rb

#RVM STUFF
#$:.unshift(File.expand_path('./lib', ENV['rvm_path'])) # Add RVM's lib directory to the load path.
require "rvm/capistrano"                  # Load RVM's capistrano plugin.
#set :rvm_ruby_string, 'ree@rails3'        # Or whatever env you want it to run in.
set :rvm_type, :user

# bundle:install after deploy
require "bundler/capistrano"

set :application, "Qu?o fundo?"
set :repository,  "https://bitbucket.org/seatecnologia/mj-concurso-sindec"
set :keep_releases, 3
set :branch, "master"

set :scm, :git

role :web, "192.34.59.233"                          # Your HTTP server, Apache/etc
role :app, "192.34.59.233"                          # This may be the same as your `Web` server
role :db,  "192.34.59.233", :primary => true

set :user, "sindec"

set :deploy_to, "/home/sindec/mj"
set :scm_username, "escobera"
set :use_sudo, false
set :deploy_via, :remote_cache
set :rails_env, "production"

before 'deploy:assets:precompile', 'db:symlink'

# ==============================
# DB
# ==============================
namespace :db do
  desc "Link database.yml"
  task :symlink do
    run "ln -nsf #{shared_path}/config/database.yml #{current_release}/config/database.yml"
  end

  desc "Create database"
  task :create do
    run "cd #{current_release} && RAILS_ENV=#{rails_env} rake db:create"
  end
end

# ==============================
# Unicorn
# ==============================

namespace :deploy do
  desc "Zero-downtime restart of Unicorn"
  task :restart, :except => { :no_release => true } do
    run "kill -s USR2 `cat /home/sindec/mj/shared/pids/unicorn.pid`"
  end

  desc "Start unicorn"
  task :start, :except => { :no_release => true } do
    run "cd #{current_path} ; bundle exec unicorn_rails -c config/unicorn.rb -E production -D"
  end

  desc "Stop unicorn"
  task :stop, :except => { :no_release => true } do
    run "kill -s QUIT `cat /home/sindec/mj/shared/pids/unicorn.pid`"
  end

end

# ==============================
# Sockets, pids
# ==============================

namespace :shared_folders do
  desc "set shared folders"
  task :register_dirs do
    set :shared_dirs,    %w(sockets pids config)
  end

  desc "create shared folders"
  task :create_dirs, :except => { :no_release => true } do
    dirs = shared_dirs.map { |d| File.join(shared_path, d) }
    run "mkdir -p #{dirs.join(' ')} && #{try_sudo} chmod g+w #{dirs.join(' ')}"
  end

  after       "uploads:symlink", "shared_folders:create_dirs"
  on :start,  "shared_folders:register_dirs"
end

# ==============================
# Uploads
# ==============================

namespace :uploads do

  desc <<-EOD
    Creates the upload folders unless they exist
    and sets the proper upload permissions.
  EOD
  task :setup, :except => { :no_release => true } do
    dirs = uploads_dirs.map { |d| File.join(shared_path, d) }
    run "#{try_sudo} mkdir -p #{dirs.join(' ')} && #{try_sudo} chmod g+w #{dirs.join(' ')}"
  end

  desc <<-EOD
    [internal] Creates the symlink to uploads shared folder
    for the most recently deployed version.
  EOD
  task :symlink, :except => { :no_release => true } do
    run "rm -rf #{release_path}/public/uploads"
    run "ln -nfs #{shared_path}/uploads #{release_path}/public/uploads"
  end

  desc <<-EOD
    [internal] Computes uploads directory paths
    and registers them in Capistrano environment.
  EOD
  task :register_dirs do
    set :uploads_dirs,    %w(uploads)
    set :shared_children, fetch(:shared_children) + fetch(:uploads_dirs)
  end

  after       "deploy:finalize_update", "uploads:symlink"
  on :start,  "uploads:register_dirs"

end