Class: Protobuf::Rpc::Middleware::Statsd

Inherits:
Object
  • Object
show all
Defined in:
lib/protobuf/rpc/middleware/statsd.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Statsd

Returns a new instance of Statsd.



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# File 'lib/protobuf/rpc/middleware/statsd.rb', line 7

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/protobuf/rpc/middleware/statsd.rb', line 11

def call(env)
  start_time = Time.now.utc
  begin
    env = @app.call(env)
  ensure
    record_stats(env, start_time)
  end

  env
end

#statsd_base_path(env) ⇒ Object

Return base path for StatsD metrics



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# File 'lib/protobuf/rpc/middleware/statsd.rb', line 23

def statsd_base_path(env)
  if env.service_name && env.method_name
    "rpc-server.#{env.service_name}.#{env.method_name}".gsub('::', '.').downcase
  else
    nil
  end
end