Class: CapistranoUnicorn::Config

Inherits:
Object
  • Object
show all
Defined in:
lib/capistrano-unicorn/config.rb

Class Method Summary collapse

Class Method Details

.load(config) ⇒ Object 



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# File 'lib/capistrano-unicorn/config.rb', line 3

def self.load(config)
  config.instance_eval do
    # Environments
    _cset(:unicorn_env)                { fetch(:rails_env, 'production' ) }
    _cset(:unicorn_rack_env) do
      # Following recommendations from http://unicorn.bogomips.org/unicorn_1.html
      fetch(:rails_env) == 'development' ? 'development' : 'deployment'
    end

    # Execution
    _cset(:unicorn_user)               { nil }
    _cset(:unicorn_bundle)             { fetch(:bundle_cmd, "bundle") }
    _cset(:unicorn_bin)                { "unicorn" }
    _cset(:unicorn_options)            { '' }
    _cset(:unicorn_restart_sleep_time) { 2 }

    # Relative paths
    _cset(:app_subdir)                 { '' }
    _cset(:unicorn_config_rel_path)    { "config" }
    _cset(:unicorn_config_filename)    { "unicorn.rb" }
    _cset(:unicorn_config_rel_file_path) \
      { unicorn_config_rel_path + '/' + unicorn_config_filename }
    _cset(:unicorn_config_stage_rel_file_path) \
      { [ unicorn_config_rel_path, 'unicorn',
          "#{unicorn_env}.rb" ].join('/') }

      # Absolute paths
      # If you find the following confusing, try running 'cap unicorn:show_vars' -
      # it might help :-)
      _cset(:app_path)                   { current_path + app_subdir }
      _cset(:bundle_gemfile)             { app_path + '/Gemfile' }
      _cset(:unicorn_config_path)        { app_path + '/' + unicorn_config_rel_path }
      _cset(:unicorn_config_file_path)   { app_path + '/' + unicorn_config_rel_file_path }
      _cset(:unicorn_config_stage_file_path) \
        { app_path + '/' + unicorn_config_stage_rel_file_path }
      _cset(:unicorn_default_pid)        { app_path + "/tmp/pids/unicorn.pid" }
      _cset(:unicorn_pid) do
        extracted_pid = extract_pid_file
        if extracted_pid
          extracted_pid
        else
          logger.important "err :: failed to auto-detect pid from #{local_unicorn_config}"
          logger.important "err :: falling back to default: #{unicorn_default_pid}"
          unicorn_default_pid
        end
      end
  end
end