/config/deploy.rb

default_run_options[:pty] = true
#default_environment["PATH"] = "/home/jklina/bin:/usr/kerberos/bin:/usr/local/bin:/bin:/usr/bin"

set :rackspace_username, "josh"
set :rackspace_db_type, "mysql"
set :rackspace_db, "pixelfuckers"
set :rackspace_db_username, "pf"
set :database_yml_template, "database.example.yml"
 
set :application, "fixelpuckers"
set :deploy_to, "/var/www/#{application}"
 
set :scm, :mercurial
set :repository,  "ssh://hg@bitbucket.org/jklina/fixelpuckers/"
 
set :user, "#{rackspace_username}"
set :use_sudo, false 
 
set :domain, "pixelfuckers.org"
 
role :app, domain
role :web, domain
role :db,  domain, :primary => true
 
#desc "Symlink public to what rackspace expects the webroot to be"
#task :after_symlink, :roles => :web do
#  run "ln -nfs #{release_path}/public /home/#{rackspace_username}/webapps/#{application}/"
#end

task :after_update_code, :roles => :app do
  #Makes sure all the images for submissions, etc appear to be in the public folder. They're really symlinks to the Capistrano shared folder though ;)
  %w{assets}.each do |share|
    run "rm -rf #{release_path}/public/#{share}"
    run "mkdir -p #{shared_path}/system/#{share}"
    run "ln -nfs #{shared_path}/system/#{share} #{release_path}/public/#{share}"
    run "rm -f #{release_path}/config/actionmailer.yml && ln -s #{shared_path}/config/actionmailer.yml #{release_path}/config/actionmailer.yml"
  end
end

 
namespace :deploy do
 
  # Taken from http://jonathan.tron.name/2006/07/15/capistrano-password-prompt-tips 
  # Thanks Jonathan! :)
  desc "Creates the database configuration on the fly"
  task :create_database_configuration, :roles => :app do
    require "yaml"
    set :production_db_password, proc { Capistrano::CLI.password_prompt("Remote production database password: ") }
 
    db_config = YAML::load_file("config/#{database_yml_template}")
    db_config.delete('test')
    db_config.delete('development')
 
    db_config['production']['adapter'] = "#{rackspace_db_type}"
    db_config['production']['database'] = "#{rackspace_db}"
    db_config['production']['username'] = "#{rackspace_db_username}"
    db_config['production']['password'] = production_db_password
    db_config['production']['host'] = "localhost"
 
    put YAML::dump(db_config), "#{release_path}/config/database.yml", :mode => 0664
  end
	
  #For the action mailer settings in environment.rb
  desc "Generate actionmailer.yml file" 
  task :generate_actionmailer_yml, :roles=>:app do
    password = Capistrano::CLI.ui.ask "Enter your secret mail password:"

    template = File.read("config/deploy/actionmailer.yml.erb")
    buffer = ERB.new(template).result(binding)
    put  buffer, "#{shared_path}/config/actionmailer.yml"
  end
 
  after "deploy:update_code", "deploy:create_database_configuration"
  after "deploy:create_database_configuration", "deploy:generate_actionmailer_yml"
 
  desc "Redefine deploy:start"
  task :start, :roles => :app do
    invoke_command " /etc/init.d/nginx start", :via => run_method
  end
 
  desc "Redefine deploy:restart"
  task :restart, :roles => :app do
    invoke_command " /etc/init.d/nginx stop", :via => run_method
	invoke_command " /etc/init.d/nginx start", :via => run_method
  end
 
  desc "Redefine deploy:stop"
  task :stop, :roles => :app do
    invoke_command " /etc/init.d/nginx stop", :via => run_method  
  end
end

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