# cap staging -Sdb_pass=mypass deploy:setup

  desc "create database.yml"
  task :database_yml, :roles => :app do
    unless defined?(db_pass)
      set :db_pass, Capistrano::CLI.password_prompt("database password: ")
    end
    database_configuration =<<-EOF
---
login: &login
  adapter: mysql
  encoding: utf8
  database: #{db_name}
  host: #{db_host}
  username: #{db_user}
  password: #{db_pass}
  pool: 10
  wait_timeout: 10

#{rails_env}:
  <<: *login
    EOF
    run "mkdir -p #{shared_path}/config"
    put database_configuration, "#{shared_path}/config/database.yml"
  end