A simple echo server to inspect http web requests

reflect.py

#!/usr/bin/env python
# Reflects the requests from HTTP methods GET, POST, PUT, and DELETE
# Written by Nathan Hamiel (2010)

from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
from optparse import OptionParser
import sys

def pr(msg):
    sys.stderr.write(str(msg))
    sys.stderr.write("\n")

class RequestHandler(BaseHTTPRequestHandler):
    
    def do_GET(self):
        
        request_path = self.path
        
        pr("\n----- Request Start ----->\n")
        pr(request_path)
        pr(self.headers)
        print("<----- Request End -----\n")
        
        self.send_response(200)
        self.end_headers()
        self.wfile.write('OK')
        return

        
    def do_POST(self):
        
        request_path = self.path
        
        pr("\n----- Request Start ----->\n")
        pr(request_path)
        
        request_headers = self.headers
        content_length = request_headers.getheaders('content-length')
        length = int(content_length[0]) if content_length else 0
        
        pr(request_headers)
        pr(self.rfile.read(length))
        self.rfile.close()
        pr("<----- Request End -----\n")
        
        self.send_response(200)
        self.end_headers()
        self.wfile.write('OK')
        return
    
    do_PUT = do_POST
    do_DELETE = do_GET
        
def main():
    port = 8080
    pr('Listening on localhost:%s' % port)
    server = HTTPServer(('', port), RequestHandler)
    server.serve_forever()

        
if __name__ == "__main__":
    parser = OptionParser()
    parser.usage = ("Creates an http-server that will echo out any GET or POST parameters\n"
                    "Run:\n\n"
                    "   reflect")
    (options, args) = parser.parse_args()
    
    main()