Capistrano with bundler, cron, daemon settings

Capfile

load 'deploy' if respond_to?(:namespace) # cap2 differentiator
# Dir['vendor/plugins/*/recipes/*.rb'].each { |plugin| load(plugin) }

load 'config/deploy' # remove this line to skip loading any of the default tasks

after 'deploy:finalize_code', 'deploy:web:disable'
after 'deploy:start', 'deploy:web:enable'

namespace :deploy do

  task :prepare_remote_dir, :roles => :app do
    run "mkdir -p #{copy_remote_dir}"
  end
  before "deploy:update_code", "deploy:prepare_remote_dir"

  # cron
  task :setup_cronbuilder, :roles => :app do
    run "mkdir -p /home/dev/.cronbuilder"
    run "mkdir -p /home/dev/bin"
    put IO.read( "config/cron/cronbuilder" ), "/home/dev/bin/cronbuilder", :mode => "0700"
  end
  after "deploy:setup", "deploy:setup_cronbuilder"

  task :create_shared_dirs, :roles => :app do
    shared_dirs = [ 
      "#{shared_path}/storage/attachment",
      "#{shared_path}/storage/solr"
    ]
    run "mkdir -p #{shared_dirs.join(' ')}"
    # add group write permissions
    run "chmod -R g+w #{shared_dirs.join(' ')}"
    run "setfacl -d -m group::rwx #{shared_dirs.join(' ')}"
  end
  after "deploy:setup", "deploy:create_shared_dirs"

  # passenger
  task :start, :roles => :app do
    run "touch #{current_path}/tmp/restart.txt"
  end
  
  task :stop, :roles => :app do
  end
  
  task :restart, :roles => :app do
    stop
    start
  end

  desc "After update code - generate a Rails project and finalize files"
  task :finalize_code, :roles => :app do
    # checking remote gems
    run "ls #{latest_release}/vendor/bundle/ruby/1.8/gems"
    # create special tmp dirs
    run "mkdir -p #{latest_release}/tmp"
    run "mkdir -p #{latest_release}/tmp/cache"
    # add group write permissions to tmp dir
    run "chmod -R g+w #{latest_release}/tmp"
    run "setfacl -d -m group::rwx #{latest_release}/tmp"
    # remove files from public dir
    run "cd #{latest_release}/public && rm -f index.html"
    # create symlinks
    run "mkdir -p #{latest_release}/solr/data"
    run "ln -s #{shared_path}/storage/attachment #{latest_release}/public/attachment"
    run "ln -s #{shared_path}/storage/solr #{latest_release}/solr/data/#{rails_env}"
  end
  after "deploy:update_code", "deploy:finalize_code"

  # setup cronbuilder
  # symlink application level cron file
  task :setup_cron, :roles => :app do
    run "rm -f /home/dev/.cronbuilder/#{application}" rescue ""
    run "ln -s #{latest_release}/config/cron/#{rails_env}.txt /home/dev/.cronbuilder/#{application}"
    run "/bin/bash /home/dev/bin/cronbuilder"
  end
  after "deploy:finalize_code", "deploy:setup_cron"

  # daemons
  task :app_start, :roles => :app do
    run "cd #{current_path} && RAILS_ENV=#{rails_env} ruby script/delayed_job start"
  end
  before 'deploy:start', 'deploy:app_start'

  task :app_stop, :roles => :app do
    run "cd #{latest_release} && RAILS_ENV=#{rails_env} ruby script/delayed_job stop" rescue nil
  end
  after 'deploy:finalize_code', 'deploy:app_stop'

  # solr
  task :solr_start, :roles => :app do
    run "cd #{current_path} && RAILS_ENV=#{rails_env} rake sunspot:solr:start"
  end
  before 'deploy:start', 'deploy:solr_start'

  task :solr_stop, :roles => :app do
    run "cd #{latest_release} && RAILS_ENV=#{rails_env} rake sunspot:solr:stop" rescue nil
  end
  after 'deploy:finalize_code', 'deploy:solr_stop'
  
end