Python 实现一个简单的http服务器

时间:2021-09-28 01:50:40

背景

原文链接:http://blog.csdn.net/ordeder/article/details/22490373

写一个python脚本,实现简单的http服务器功能:

1.浏览器中输入网站地址:172.20.52.163:20014

2.server接到浏览器的请求后,读取本地的index.html文件的内容,回发给浏览器 

代码实现

server.py

#!/usr/bin/python
import socket
import signal
import errno
from time import sleep


def HttpResponse(header,whtml):
f = file(whtml)
contxtlist = f.readlines()
context = ''.join(contxtlist)
response = "%s %d\n\n%s\n\n" % (header,len(context),context)
return response

def sigIntHander(signo,frame):
print 'get signo# ',signo
global runflag
runflag = False
global lisfd
lisfd.shutdown(socket.SHUT_RD)

strHost = "172.20.52.163"
HOST = strHost #socket.inet_pton(socket.AF_INET,strHost)
PORT = 20014

httpheader = '''\
HTTP/1.1 200 OK
Context-Type: text/html
Server: Python-slp version 1.0
Context-Length: '''

lisfd = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
lisfd.bind((HOST, PORT))
lisfd.listen(2)

signal.signal(signal.SIGINT,sigIntHander)

runflag = True
while runflag:
try:
confd,addr = lisfd.accept()
except socket.error as e:
if e.errno == errno.EINTR:
print 'get a except EINTR'
else:
raise
continue

if runflag == False:
break;

print "connect by ",addr
data = confd.recv(1024)
if not data:
break
print data
confd.send(HttpResponse(httpheader,'index.html'))
confd.close()
else:
print 'runflag#',runflag

print 'Done'

index.html

<html>
<head>
<title>Python Server</title>
</head>
<body>
<h1>Hello python</h1>
<p>Welcom to the python world</br>
</body>
</html>

测试

测试结果:

root@cloud2:~/slp/pythonLearning/socket# ./server_v1.py 
connect by  ('172.20.52.110', 6096)
GET / HTTP/1.1
Host: 172.20.52.163:20014
Connection: keep-alive
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.154 Safari/537.36
Accept-Encoding: gzip,deflate,sdch
Accept-Language: zh-CN,zh;q=0.8,en;q=0.6

浏览器

Python 实现一个简单的http服务器