Class: Goliath::Rack::Heartbeat

Inherits:
Object
  • Object
show all
Defined in:
lib/goliath/rack/heartbeat.rb

Overview

A heartbeat mechanism for the server. This will add a /status endpoint that returns status 200 and content OK when executed.

Examples:

use Goliath::Rack::Heartbeat

Instance Method Summary collapse

Constructor Details

#initialize(app, opts = {}) ⇒ Heartbeat

Returns a new instance of Heartbeat.



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# File 'lib/goliath/rack/heartbeat.rb', line 10

def initialize(app, opts = {})
  @app  = app
  @opts = opts
  @opts[:path]     ||= '/status'
  @opts[:response] ||= [200, {}, 'OK']
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/goliath/rack/heartbeat.rb', line 17

def call(env)
  if env['PATH_INFO'] == @opts[:path]
    env[Goliath::Constants::RACK_LOGGER] = Log4r::Logger.root unless @opts[:log]
    @opts[:response]
  else
    @app.call(env)
  end
end