Class: Excon::LoggingInstrumentor

Inherits:
Object
  • Object
show all
Defined in:
lib/excon/instrumentors/logging_instrumentor.rb

Class Method Summary collapse

Class Method Details

.instrument(name, params = {}, &block) ⇒ Object



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# File 'lib/excon/instrumentors/logging_instrumentor.rb', line 6

def self.instrument(name, params = {}, &block)
  params = params.dup

  logger = params[:logger] || Logger.new($stderr)

  # reduce duplication/noise of output
  params.delete(:connection)
  params.delete(:stack)

  if params.has_key?(:headers) && params[:headers].has_key?('Authorization')
    params[:headers] = params[:headers].dup
    params[:headers]['Authorization'] = "REDACTED"
  end

  if params.has_key?(:password)
    params[:password] = "REDACTED"
  end

  if name.include?('request')
    info = "request: " + params[:scheme] + "://" + File.join(params[:host], params[:path])

    if params[:query]
      info << "?"

      if params[:query].is_a?(Hash)
        info << params.to_a.map{ |key,value| "#{key}=#{value}" }.join('&')
      else
        info << params[:query]
      end
    end
  else
    response_type = name.split('.').last
    if params[:body]
      info = "#{response_type}: " + params[:body]
    end
  end

  logger.log(Logger::INFO, info) if info

  yield if block_given?
end