deploy.rb

gistfile1.txt

# - TS related capistrano tasks
require "vendor/plugins/thinking-sphinx/lib/thinking_sphinx/deploy/capistrano"
require 'new_relic/recipes'

set :stages,      %w(staging production)
set :default_stage, "staging"
require 'capistrano/ext/multistage'


# Global deployment information

set :application, "mysite

set :user,    'deploy'
set :use_sudo, false

set :repository,  "git@github.com:me/mysite.git"
set :scm, :git

set :deploy_via, :remote_cache

set :deploy_to, "/var/www/#{application}"


set :ree_path, "/opt/ruby-enterprise-1.8.6-20090610/bin"
set :rake,     "bundle exec rake"
set :default_environment, { :PATH => "#{ree_path}:$PATH" }


after 'deploy:update_code', 'db:symlink'
after 'deploy:update_code', 'gems:bundle'
after 'deploy:symlink',   'deploy:update_crontab'
after 'deploy:symlink',   'deploy:precache_assets'

after 'deploy:restart', 'delayed_job:restart'
after 'deploy',         'deploy:cleanup'

desc "Shortcut for TS reindex"
task :with_reindex do
  thinking_sphinx.index
end


namespace :deploy do

  desc "Restart Application override (passenger)"
  task :restart, :roles => :app, :except => { :no_release => true } do
    run "touch #{current_path}/tmp/restart.txt"
  end

  [:start, :stop].each do |t|
    desc "#{t} task is a no-op with mod_rails"
    task t, :roles => :app do ; end
  end

  desc "Update the crontab file"
  task :update_crontab, :roles => :db do
    run "cd #{current_path} && bundle exec whenever --update-crontab #{application} -s environment=#{rails_env}"
  end

  desc 'Bundle and minify the JS and CSS files'
  task :precache_assets, :roles => :app do
    run "cd #{current_path} && bundle exec jammit"
  end

  namespace :web do
    # http://shiftcommathree.com/articles/make-your-rails-maintenance-page-respond-with-a-503
    task :disable, :roles => :web, :except => { :no_release => true } do
      # invoke with
      # UNTIL="16:00 MST" REASON="a database upgrade" cap deploy:web:disable

      on_rollback { rm "#{shared_path}/system/maintenance.html" }

      require 'erb'
      deadline, reason = ENV['UNTIL'], ENV['REASON']
      maintenance = ERB.new(File.read("./app/views/layouts/maintenance.html.erb")).result(binding)

      put maintenance, "#{shared_path}/system/maintenance.html", :mode => 0644
    end
  end
end

namespace :gems do
  desc "Bundles cached gems from bundler"
  task :bundle, :roles => :app do
    run "cd #{release_path} && bundle install"
  end
end


namespace :db do
  # http://archive.jvoorhis.com/articles/2006/07/07/managing-database-yml-with-capistrano
  # http://shanesbrain.net/2007/5/30/managing-database-yml-with-capistrano-2-0
  desc "Link in the production database.yml in shared"
  task :symlink do
    run "ln -nfs #{deploy_to}/#{shared_dir}/config/database.yml #{release_path}/config/database.yml"
  end
end


desc "use for testing deployment environment"
task :uname do
  run "uname -a"
end

# path checking
desc "Echo environment vars"
namespace :env do
  task :echo do
    run "echo printing out cap info on remote server"
    run "echo $PATH"
    run "printenv"
  end
end