class OurEelHacks::Rack

Public Class Methods

new(app, env_fields, flavor = :web) click to toggle source
Calls superclass method OurEelHacks::Middleware::new
# File lib/our-eel-hacks/rack.rb, line 7
def initialize(app, env_fields, flavor = :web)
  super(flavor)
  @env_fields = [*env_fields].map(&:to_s)
  @app = app
end

Public Instance Methods

call(env) click to toggle source
# File lib/our-eel-hacks/rack.rb, line 13
def call(env)
  begin
    autoscale(metrics_from(env))
  rescue => ex
    puts "Problem in autoscaling: #{ex.inspect}"
  end

  @app.call(env)
end
metrics_from(env) click to toggle source
# File lib/our-eel-hacks/rack.rb, line 23
def metrics_from(env)
  Hash[ @env_fields.map do |field|
    [field, (Integer(env[field]) rescue 0)]
  end ]
end