Class: ScoutApm::ServerIntegrations::Unicorn

Inherits:
Object
  • Object
show all
Defined in:
lib/scout_apm/server_integrations/unicorn.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logger) ⇒ Unicorn

Returns a new instance of Unicorn.



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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 6

def initialize(logger)
  @logger = logger
end

Instance Attribute Details

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 4

def logger
  @logger
end

Instance Method Details

#forking? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 14

def forking?; true; end

#found? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 34

def found?
  true
end

#install ⇒ Object 



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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 24

def install
  ::Unicorn::HttpServer.class_eval do
    old = instance_method(:worker_loop)
    define_method(:worker_loop) do |worker|
      ScoutApm::Agent.instance.start_background_worker
      old.bind(self).call(worker)
    end
  end
end

#name ⇒ Object 



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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 10

def name
  :unicorn
end

#present? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/scout_apm/server_integrations/unicorn.rb', line 16

def present?
  if defined?(::Unicorn) && defined?(::Unicorn::HttpServer)
    # Ensure Unicorn is actually initialized. It could just be required and not running.
    ObjectSpace.each_object(::Unicorn::HttpServer) { |x| return true }
    false
  end
end