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Python编程:socket实现简单的网站服务器


通过:127.0.0.1:8000 来访问

发送字符串

# 用socket实现一个简单的服务器,可以通过浏览器来访问

import socket

def handle(conn): # 请求处理函数
data = conn.recv(1024)
print(data)
conn.send(bytes("HTTP/1.1 200 OK\r\n\r\n",encoding="utf-8"))
conn.send(bytes("<h1>hello world<h1>",encoding="utf-8"))

def main():
server = socket.socket()
server.bind(("localhost", 8000))
server.listen(5)
print("服务启动")
while True:
conn, addr = server.accept()
print(conn, addr)
handle(conn)
conn.close()

if __name__ == "__main__":
main()

"""data
GET / HTTP/1.1
Host: 127.0.0.1:8000
Connection: keep-alive
Cache-Control: max-age=0
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64)
AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Accept-Encoding: gzip, deflate, sdch, br
Accept-Language: zh-CN,zh;q=0.8
Cookie: csrftoken=u8AqdKAvfHiF0To5s8p3Dqxec2uSWldxnOOpOEbUVLPHTWVWDSUck4zFjNPxjV8V
"""

显示效果

Python编程:socket实现简单的网站服务器_读取文件

发送html文件

# 改进版服务器,可以从文件中读取文件并发送给客户端
import socket

def handle(conn):
buf = conn.recv(1024)
conn.send(bytes("HTTP/1.1 200 OK\r\n\r\n",encoding="utf-8"))
f = open("index.html", "rb")
data = f.read()
f.close()
conn.send(data)

def main():
server = socket.socket()
server.bind(("localhost", 8000))
server.listen(5)
print("服务启动")
while True:
conn, addr = server.accept()
print(conn, addr)
handle(conn)
conn.close()

if __name__ == "__main__":
main()

显示效果

Python编程:socket实现简单的网站服务器_html_02

嵌入变量

# 改进版服务器,可以从文件中读取文件并替换变量 发送给客户端
import socket
import time

def handle(conn):
buf = conn.recv(1024)
conn.send(bytes("HTTP/1.1 200 OK\r\n\r\n",encoding="utf-8"))
f = open("index.html", "r")
data = f.read()
f.close()
now_time = time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())
html = data.replace("{{time}}", now_time)
conn.send(bytes(html, encoding="utf-8"))

def main():
server = socket.socket()
server.bind(("localhost", 8000))
server.listen(5)
print("服务启动")
while True:
conn, addr = server.accept()
print(conn, addr)
handle(conn)
conn.close()

if __name__ == "__main__":
main()

显示效果

Python编程:socket实现简单的网站服务器_服务器_03

刚刚的{{ time }} 被替换为了当前时间



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