# Copyright, 2018, by Samuel G. D. Williams. # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. require 'async/logger' module Falcon class Verbose def initialize(app, logger = Async.logger) @app = app @logger = logger end def annotate(env, task = Async::Task.current) request_method = env['REQUEST_METHOD'] request_path = env['PATH_INFO'] remote_address = env['REMOTE_ADDR'] task.annotate("#{request_method} #{request_path} for #{remote_address}") end def log(start_time, env, response, error) duration = Time.now - start_time request_method = env['REQUEST_METHOD'] request_path = env['PATH_INFO'] server_protocol = env['SERVER_PROTOCOL'] if response status, headers, body = response @logger.info "#{request_method} #{request_path} #{server_protocol} -> #{status}; Content length #{headers.fetch('Content-Length', '-')} bytes; took #{duration} seconds" else @logger.info "#{request_method} #{request_path} #{server_protocol} -> #{error}; took #{duration} seconds" end end def call(env) start_time = Time.now annotate(env) response = @app.call(env) ensure log(start_time, env, response, $!) end end end