用python实现一个miniweb框架

from pymysql import connect

url2path_list = {}

#路由装饰器
def router(data):
def func_out(func):
url2path_list[data] = func
def func_in():
return func
return func_in
return func_out

@router("/index.py")
def index():
with open("./templates/index.html") as f:
content = f.read()
con = connect(host = "localhost",port = 3306,user = "root",password = "mysql",database = "gupiao",charset="utf8")
cr = con.cursor()
cr.execute("select * from info")
rs = cr.fetchall()
data = ""
for r in rs:
data += """
<tr>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
</tr>

"""%r
cr.close()
con.close()
return content%data

@router("/center.py")
def center():
with open("./templates/center.html") as f:
content = f.read()
con = connect(host = "localhost",port = 3306,user = "root",password = "mysql",database = "gupiao",charset = "utf8")
cr = con.cursor()
cr.execute("select code,short,chg,turnover,price,highs,focus.note_info from info inner join focus where info.id=focus.id")
rs = cr.fetchall()
data = ""
for r in rs:
data += """
<tr>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
<td>%s</td>
</tr>
"""%r
cr.close()
con.close()
return content%data

def application(file_name):
try:
func = url2path_list[file_name]
return func()
except Exception:
return "Not Found"
miniweb.py

import socket
import re
import gevent
import miniFrame
from gevent import monkey
monkey.patch_all()

class HttpServer(object):
def __init__(self):
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_socket.bind(('', 80))
server_socket.listen(128)
self.server_socket = server_socket

def client_handler(self, client_socket):
client_data = client_socket.recv(1024)
print(client_data.decode())
request_path = re.match("GET\s(?P<path>\S+)", client_data.decode())
if request_path:
path = request_path.group('path')
print("客户端请求的路径：" + path)
if path.endswith(".py"):
response_line = "HTTP/1.1 200 OK\r\n"
response_header = "Server: MiniWeb 1.0\r\ncharset=utf8\r\n"
response_content = miniFrame.application(path)
response_data = (response_line + response_header +
"\r\n" + response_content).encode()
client_socket.send(response_data)
client_socket.close()
else:
try:
response_line = "HTTP/1.1 200 OK\r\n"
response_header = "Server: MiniWeb 1.0\r\ncharset=utf8\r\n"
if path == "/":
path = "/index.html"
with open("./static" + path, "rb") as f:
response_content = f.read()
response_data = (response_line + response_header +
"\r\n").encode() + response_content
except Exception as e:
response_line = "HTTP/1.1 404\r\n"
response_header = "Server: MiniWeb 1.0\r\ncharset=utf8\r\n"
response_content = "你访问的资源不存在"
response_data = (response_line + response_header +
"\r\n" + response_content).encode()
finally:
client_socket.send(response_data)
client_socket.close()
else:
response_line = "HTTP/1.1 403 \r\n"
response_header = "Server: MiniWeb 1.0\r\ncharset=utf8\r\n"
response_content = "<h1>路径错误</h1>\r\n"
response_data = (response_line + response_header +
"\r\n" + response_content).encode()
print("客户端请求的路径错误")
client_socket.send(response_data)
client_socket.close()

def start(self):
while 1:
client_socket, client_adder = self.server_socket.accept()
print("接收到一个来自%s的请求" % str(client_adder))
gevent.spawn(self.client_handler, client_socket)

def main():
http_server = HttpServer()
http_server.start()

if __name__ == "__main__":
main()

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版权声明：本文为CSDN博主「树新风(^o^)/~」的原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接及本声明。
原文链接：https://blog.csdn.net/sdzhr/article/details/81101616

来源：oschina

链接：https://my.oschina.net/u/4000302/blog/3165644

标签

python

MiniWeb

def