webサーバから proxy した http request ヘッダを出力する SimpleHTTPServer

_usage

$ ./httpserver.py

$ ./httpserver.py PORT

$ ./httpserver.py IPADDR

$ ./httpserver.py IPADDR:PORT

httpserver.py

#!/usr/bin/env python
# coding: utf-8
import SimpleHTTPServer, SocketServer, cgi, sys, socket

port = 8080
host = ""

if len(sys.argv) > 1:
    arg = sys.argv[1]
    if ':' in arg:
        host, port = arg.split(':')
        port = int(port)
    else:
        try:
            port = int(sys.argv[1])
        except:
            host = sys.argv[1]

class HTTPDHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200); self.send_header("Content-type", "text/html"); self.end_headers()

        print "\n########## HEADER ##########\n", self.headers

    def do_POST(self):
        self.send_response(200); self.send_header("Content-type", "text/html"); self.end_headers()

        print "\n########## HEADER ##########\n", self.headers

        form = cgi.FieldStorage(fp = self.rfile, headers=self.headers,
                   environ = {'REQUEST_METHOD':'POST', 'CONTENT_TYPE':self.headers['Content-Type'],})

        print "########## FORM ##########"
        for item in form.keys(): print "%s = %s" % (item, form[item].value)
        print ""

SocketServer.TCPServer.allow_reuse_address = True
httpd = SocketServer.TCPServer((host, port), HTTPDHandler)

sn    = httpd.socket.getsockname()
print "Serving HTTP on", sn[0], "port", sn[1], "..."

try:
    httpd.serve_forever()
except KeyboardInterrupt:
    pass

httpd.server_close()

nginx.conf

user  nginx;
worker_processes  1;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;
    variables_hash_max_size 1024;

    server {
        listen       80;
        server_name  _;

        location / {
            proxy_set_header Host 'test-server';
            proxy_set_header Test 'foobar';
            proxy_pass http://127.0.0.1:8080;
        }
    }
}