Class: Heroku::Autoscale

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

Constant Summary collapse

VERSION = 
"0.2.2"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Autoscale

Returns a new instance of Autoscale.



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# File 'lib/heroku/autoscale.rb', line 12

def initialize(app, options={})
  @app = app
  @options = default_options.merge(options)
  @last_scaled = Time.now - 60
  check_options!
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/heroku/autoscale.rb', line 10

def app
  @app
end

#last_scaled ⇒ Object (readonly)

Returns the value of attribute last_scaled.



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# File 'lib/heroku/autoscale.rb', line 10

def last_scaled
  @last_scaled
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/heroku/autoscale.rb', line 10

def options
  @options
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/heroku/autoscale.rb', line 19

def call(env)
  if env["PATH_INFO"] == "/autoscale/#{options[:autoscale_key]}"
    autoscale env
    [200, {'Content-Type' => 'text/plain'}, ["Current wait time: #{env["HTTP_X_HEROKU_QUEUE_WAIT_TIME"]}"]]
  else
    app.call(env)
  end 
end