#!/usr/bin/ruby

# Copyright 2013 Joe Walnes and the websocketd team.
# All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

# Autoflush output
STDOUT.sync = true

# Standard CGI(ish) environment variables, as defined in
# http://tools.ietf.org/html/rfc3875
names = [
  'AUTH_TYPE',
  'CONTENT_LENGTH',
  'CONTENT_TYPE',
  'GATEWAY_INTERFACE',
  'PATH_INFO',
  'PATH_TRANSLATED',
  'QUERY_STRING',
  'REMOTE_ADDR',
  'REMOTE_HOST',
  'REMOTE_IDENT',
  'REMOTE_PORT',
  'REMOTE_USER',
  'REQUEST_METHOD',
  'REQUEST_URI',
  'SCRIPT_NAME',
  'SERVER_NAME',
  'SERVER_PORT',
  'SERVER_PROTOCOL',
  'SERVER_SOFTWARE',
  'UNIQUE_ID',
  'HTTPS',
]

names.each do |name|
  value = ENV[name] || '<unset>'
  puts "#{name}=#{value}"
end

# Additional HTTP headers
ENV.each do |name,value|
  puts "#{name}=#{value}" if name.start_with?('HTTP_')
end