Class: Marcopolo::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/marcopolo/middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/marcopolo/middleware.rb', line 3

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/marcopolo/middleware.rb', line 7

def call(env)
  @request = Rack::Request.new(env)

  allow = Marcopolo.allow(@request)

  if allow
    rawlog_request(env)
  else
    Marcopolo.log "Filtering request: #{@request.request_method} #{@request.url}"
  end

  status, headers, response = @app.call(env)

  rawlog_response(status, headers, response) if allow

  return [status, headers, response]
end

#rawlog_request(env) ⇒ Object 



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# File 'lib/marcopolo/middleware.rb', line 25

def rawlog_request(env)
  req_headers = env.select {|k,v| k.start_with? 'HTTP_'}
    .collect {|pair| [pair[0].sub(/^HTTP_/, '').split('_').map(&:titleize).join('-'), pair[1]]}
    .sort

  req_hash = {
    "REQUEST" => "",
    "Remote Address" => @request.ip,
    "Request URL" => @request.url,
    "Request Method" => @request.request_method,
    "REQUEST HEADERS" => ""
  }

  req_headers.to_a.each {|i| req_hash["\t" + i.first] = i.last }

  req_hash.merge!({
    "Request Body" => request_body
  })

  Marcopolo.log req_hash.to_a.map {|o| o.join(': ') }.join("\n") + "\n"
rescue => e
  Marcopolo.log "Failed to log request: #{e}"
end

#rawlog_response(status, headers, response) ⇒ Object 



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# File 'lib/marcopolo/middleware.rb', line 55

def rawlog_response(status, headers, response)
  resp_hash = {
    "RESPONSE" => "",
    "Response Status" => status,
    "Response Headers" => ""
  }

  headers.to_a.each {|i| resp_hash["\t" + i.first] = i.last }

  response_body = response.respond_to?(:body) ? response.body : response

  resp_hash.merge!({
    "Response Body" => response_body
  })

  Marcopolo.log resp_hash.to_a.map {|o| o.join(': ') }.join("\n") + "\n"
rescue => e
  Marcopolo.log "Failed to log response: #{e}"
end

#request_body ⇒ Object 



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# File 'lib/marcopolo/middleware.rb', line 49

def request_body
  @request.body.read
ensure
  @request.body.rewind
end