Class: StreetLights

Inherits:
Object
  • Object
show all
Defined in:
lib/street_lights.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ StreetLights

Returns a new instance of StreetLights.



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# File 'lib/street_lights.rb', line 6

def initialize(app)
  @app = app
  @street_lights_dir = 'street_lights/'
  unless File.exists?(@street_lights_dir)
    FileUtils.mkdir_p(@street_lights_dir)
  end
  shutdown_behaviour = proc do
    FileUtils.rm(street_light) if File.exists?(street_light)
  end
  trap('QUIT', &shutdown_behaviour)
  trap('TERM', &shutdown_behaviour)
  trap('EXIT', &shutdown_behaviour)
  trap('KILL', &shutdown_behaviour)
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/street_lights.rb', line 25

def call(env)
  File.open(street_light, 'w+') do |file|
    file.puts "#{Process.pid.to_s.to_ansi.red.to_s} #{env['HTTP_HOST']} #{env['REQUEST_PATH']}"
  end
  status, headers, response = @app.call(env)
  File.open(street_light, 'w+') do |file|
    file.puts "#{Process.pid.to_s.to_ansi.green.to_s}"
  end
  [status, headers, response]
end

#street_light ⇒ Object 



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# File 'lib/street_lights.rb', line 21

def street_light
  @street_light ||= "#{@street_lights_dir}/#{Process.pid}"
end