capistrano recipe

gistfile1.txt

# https://rvm.beginrescueend.com/integration/capistrano/
# sudo and scons must be installed even though i don't want to use sudo at all. And i don't change user.
# also for git clone to work i have to set up ssh key in .ssh 
$:.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, 'ruby-1.9.2@rails31'        # Or whatever env you want it to run in.
set :rvm_type, :user                              # Copy the exact line. I really mean :user here

#http://blog.josephholsten.com/2010/09/deploying-with-bundler-and-capistrano/
require 'bundler/capistrano'

set :application, "Application"
set :repository,  "test@server:/var/user/home/application.git"

set :scm, :git
# Or: `accurev`, `bzr`, `cvs`, `darcs`, `git`, `mercurial`, `perforce`, `subversion` or `none`

set :user, "user"
#set :password, ""
set :use_sudo, false

#set :deploy_via, :copy #itt adjuk meg a stratégiát
#set :copy_strategy, :export

role :web, "server"                          # Your HTTP server, Apache/etc
role :app, "server"                          # This may be the same as your `Web` server
role :db,  "server", :primary => true # This is where Rails migrations will run

#http://blog.josephholsten.com/2010/09/deploying-with-bundler-and-capistrano/
task :staging do
  set :bundle_without, [:test]
  set :deploy_to, "/var/user/house_staging/"
end

task :production do
  stream <<-CMD
    echo RVM path: $rvm_path;
CMD
  # These are the default but we set them just to have it rest assured.
  set :bundle_flags,       "--deployment --quiet"
  set :bundle_without, [:test, :development]
  
  set :deploy_to, "/var/user/house2/"
  # This should be automatical
  set :current_path, "/var/user/house2/current"
  set :env, "prod"
  set :rails_env, "production"
end

namespace :unicorn do
  set :current_path, "/var/user/house2/current"
  set :unicorn_pid, "#{current_path}/tmp/pids/unicorn.pid"
  desc "start unicorn"
  task :start, :roles => :app, :except => { :no_release => true } do
    run "cd #{current_path} && #{try_sudo} bundle exec unicorn_rails -c #{current_path}/config/unicorn-#{rails_env}.rb -E #{rails_env} -D"
  end
  
  desc "stop unicorn"
  task :stop, :roles => :app, :except => { :no_release => true } do
    run "#{try_sudo} kill `cat #{unicorn_pid}`"
  end
  
  desc "graceful stop unicorn"
  task :graceful_stop, :roles => :app, :except => { :no_release => true } do
    run "#{try_sudo} kill -s QUIT `cat #{unicorn_pid}`"
  end
  
  desc "reload unicorn"
  task :reload, :roles => :app, :except => { :no_release => true } do
    run "if [ -f #{unicorn_pid} ]; then  #{try_sudo} kill -s USR2 `cat #{unicorn_pid}`; fi"
  end
  
  after "deploy:restart", "unicorn:reload"
end

# If you are using Passenger mod_rails uncomment this:
namespace :deploy do
  after 'deploy:symlink', 'deploy:symlink_shared'
  before 'bundle:install', 'deploy:set_bundler_env'
  before 'deploy:migrate', 'deploy:generate_engines'
  after 'deploy:migrate', 'deploy:seed'
  
  task :start do ; end
  task :stop do ; end
  task :restart, :roles => :app, :except => { :no_release => true } do
      run "#{try_sudo} touch #{File.join(current_path,'tmp','restart.txt')}"
    end
  

  task :symlink_shared do
    #run "ln -nfs #{shared_path}/Gemfile #{current_path}/Gemfile"
    #run "ln -nfs #{shared_path}/Gemfile.lock #{current_path}/Gemfile.lock"
    run "ln -nfs #{shared_path}/config/database.yml #{current_path}/config/database.yml"
  end
  
  task :generate_engines do
    run "cd #{current_path}; RAILS_ENV=production BUNDLE_GEMFILE=#{current_path}/Gemfile bundle exec rails generate application_role Role User Permission"
    run "cd #{current_path}; RAILS_ENV=production BUNDLE_GEMFILE=#{current_path}/Gemfile bundle exec rails generate application_menu Menu"
    run "cd #{current_path}; RAILS_ENV=production BUNDLE_GEMFILE=#{current_path}/Gemfile bundle exec rails generate application_house"
  end
  
  task :seed do
    run "cd #{current_path}; RAILS_ENV=production BUNDLE_GEMFILE=#{current_path}/Gemfile bundle exec rake db:seed"
  end
  
  task :set_bundler_env do
    #run "cp #{shared_path}/Gemfile.lock #{shared_path}/Gemfile.lock.bak"
    #run "mv #{shared_path}/Gemfile.lock.bak #{current_path}/Gemfile.lock"
    # http://www.cowboycoded.com/2010/08/10/using-2-sources-for-a-gem-in-different-environments-with-bundler/
    #run "export MY_BUNDLE_ENV='production'"
  end
  
end