gistfile1.txt

require "bundler/capistrano"
set :port, XXXX
server "XX.XXX.XXX.XX", :web, :app, :db, primary: true

set :application, "XXXXXXX"
set :user, "XXXXXXX"
set :deploy_to, "/home/#{user}/apps/#{application}"
set :deploy_via, :remote_cache
set :use_sudo, false
set :scm, "git"
set :repository, "git@github.com:XXXXXX/#{application}.git"
set :branch, "rails_4"

set :default_environment, {
  'RBENV_ROOT' => '/home/deployer/.rbenv',
  'PATH' => "/home/deployer/.rbenv/shims:/home/deployer/.rbenv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
}

default_run_options[:pty] = true
ssh_options[:forward_agent] = true

after "deploy", "deploy:cleanup" # keep only the last 5 releases

namespace :dragonfly do
  desc "Symlink the Rack::Cache files"
  task :symlink, roles: [:app] do
    run "mkdir -p #{shared_path}/tmp/dragonfly && ln -nfs #{shared_path}/tmp/dragonfly #{release_path}/tmp/dragonfly"
  end
end
after 'deploy:update_code', 'dragonfly:symlink'

namespace :unicorn do
  %w[start stop restart].each do |command|
    desc "#{command} unicorn server"
    task command, roles: :app, except: {no_release: true} do
      run "service unicorn_#{application} #{command}"
    end
  end
end

after 'deploy:cold',  'unicorn:restart'

namespace :memcached do
    desc "Restart Memcached"
    task :restart, roles: :app do
      sudo "nohup /etc/init.d/memcached restart &"
    end
end

after 'deploy:cold', 'memcached:restart'

namespace :logs do
  task :rails do
    stream "tail -f #{current_path}/log/#{rails_env}.log"
  end
  task :unicorn do
    stream "tail -f #{current_path}/log/unicorn.log"
  end
end

namespace :cache do
  task :clear, roles: :app do
    run "cd #{current_path} &&  bin/rake cache:clear env=#{rails_env}"
  end
end

namespace :deploy do
    namespace :assets do
    task :precompile, roles: assets_role, except: { no_release: true } do
      run <<-CMD.compact
        cd -- #{latest_release.shellescape} &&
        #{rake} RAILS_ENV=#{rails_env.to_s.shellescape} #{asset_env} assets:precompile
      CMD
    end
  end
  task :setup_config, roles: :app do
    sudo "ln -nfs #{current_path}/config/nginx.conf /etc/nginx/sites-enabled/#{application}"
    sudo "ln -nfs #{current_path}/config/unicorn_init.sh /etc/init.d/unicorn_#{application}"
    run "mkdir -p #{shared_path}/config"
    run "mkdir -p #{shared_path}/tmp"
    run "chmod g+w #{shared_path}/tmp"
    put File.read("config/mongoid.example.yml"), "#{shared_path}/config/mongoid.yml"
    put File.read("config/application.example.yml"), "#{shared_path}/config/application.yml"
    puts "Now edit the config files in #{shared_path}."
  end
  after "deploy:setup", "deploy:setup_config"

  task :symlink_config, roles: :app do
    run "ln -nfs #{shared_path}/config/mongoid.yml #{release_path}/config/mongoid.yml"
    run "ln -nfs #{shared_path}/config/application.yml #{release_path}/config/application.yml"
  end
  after "deploy:finalize_update", "deploy:symlink_config"

  desc "Make sure local git is in sync with remote."
  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
  before "deploy", "deploy:check_revision"
end