#!/usr/bin/python3

import os
import sys

def out(s=""):
	print(s, file=sys.stdout, end="\r\n")

def outenv(name):
	val = os.environ.get(name)
	if val is None:
		val = ""
	val = val.replace("\r", " ").replace("\n", " ").replace("\0", " ")
	out(f"{name}={val}")

out("Content-type: text/plain")
out("Status: 200 Ok")
out()

for name in ("REMOTE_ADDR",
	     "REMOTE_HOST",
	     "REMOTE_PORT",
	     "HTTPS",
	     "REQUEST_METHOD",
	     "REQUEST_URI",
	     "HTTP_USER_AGENT",
	     "HTTP_HOST",
	     "HTTP_COOKIE",
	     "HTTP_REFERER",
	     "QUERY_STRING", ):
	outenv(name)

sys.exit(0)