HTTP - mwicat/personal GitHub Wiki

Curl with headers

curl --header "X-MyHeader: 123" www.google.com

Simple server Twisted HTTP/1.1

from collections import Counter
import sys

from twisted.internet import reactor, endpoints
from twisted.python import log
from twisted.web import server, resource

PORT = 9999

cnt = Counter()


def combinedLogFormatter(timestamp, request):
    client_id = '%s:%s' % (request.client.host, request.client.port)
    msg = '%s: %s' % (client_id, cnt[client_id])
    cnt[client_id] += 1
    return msg


class Simple(resource.Resource):
    isLeaf = True

    def render_GET(self, request):
        return "<html>Hello, world!</html>"

    def render_POST(self, request):
        return "<html>Hello, world!</html>"


site = server.Site(Simple(), logFormatter=combinedLogFormatter)

log.startLogging(sys.stdout)

endpoint = endpoints.TCP4ServerEndpoint(reactor, PORT)
endpoint.listen(site)

reactor.run()

Simple server WSGI

sudo pip install flask

from flask import Flask
app = Flask(__name__)


@app.route('/')
def hello():
    return "Hello World!"

if __name__ == '__main__':
    app.run()

Simple server HTTP/1.0

import SimpleHTTPServer
import SocketServer

PORT = 9999


class MyHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):

    def handle(self):
        print 'new connection from', self.client_address
        return SimpleHTTPServer.SimpleHTTPRequestHandler.handle(self)

    def finish(self):
        print 'closed connection from', self.client_address
        print
        return SimpleHTTPServer.SimpleHTTPRequestHandler.finish(self)

    def do_GET(self):
        request_path = self.path

        print 'GET: ', request_path
        print '>>>'
        print(request_path)
        print(self.headers)
        print '<<<'

        self.send_response(200)
        self.send_header("Set-Cookie", "foo=bar")

    def do_POST(self):
        request_path = self.path

        print 'POST: ', request_path
        print '>>>'

        request_headers = self.headers
        content_length = request_headers.getheaders('content-length')
        length = int(content_length[0]) if content_length else 0

        print(request_headers)
        data = self.rfile.read(length)
        print repr(data)

        print '<<<'

        self.send_response(200)

SocketServer.TCPServer.allow_reuse_address = True
httpd = SocketServer.TCPServer(("", PORT), MyHandler)

print "serving at port", PORT
httpd.serve_forever()

url encode decode

import urllib2

def urlencode(s):
    return urllib2.quote(s)

def urldecode(s):
    return urllib2.unquote(s).decode('utf8')
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