Python 3.5 HTTP服务器端重

发布时间：2019-08-26 07:53:37编辑：auto阅读（1791）

    #!/usr/bin/python3
import sys
import socketserver
import socket
import http.server
import threading
import io

# Use supplied port
if sys.argv[1:]: 
    port = int(sys.argv[1])
else:
    port = 8889
        
class RedirectTestHandler(http.server.SimpleHTTPRequestHandler):
    def send_html_content(self, html_content):
        length = len(html_content)
        self.send_header("Content-Type", "text/html")
        self.send_header("Content-Length", str(length))
        self.send_header("Connection", "close")
        self.send_header("Cache-control", "no-cache, no-store, must-revalidate, max-age=0, proxy-revalidate, no-transform")
        self.send_header("Pragma", "no-cache")
        self.end_headers()
        f = io.BytesIO()
        f.write(html_content)
        f.seek(0)
        self.copyfile(f, self.wfile)
        
    def do_GET(self):
        print("[%s]path=%s" % (threading.current_thread(), self.path))
        if self.path[1:]=='':
            path_num = 0
        else:
            try:
                path_num = int(self.path[1:])
            except ValueError:
                http.server.SimpleHTTPRequestHandler.do_GET(self) #默认还是基类的实现
                return
        if path_num==20: #重定向最大次数限制
            self.send_response(200)
            self.send_html_content(b"<body>Redirect Test OK!</body>") # b前缀代表bytes对象，默认是str对象
        else:
            path_num += 1
            self.send_response(307, "Location Moved")
            self.send_header("Location", "/%d" % path_num) #FIXME：站内path重定向 和 重定向到外部网站 有什么不同？CORS安全检查？
            self.send_header("Connection", "close") #也许测试重定向不需要？
            self.send_header("Cache-control", "no-cache, no-store, must-revalidate, max-age=0, proxy-revalidate, no-transform")
            self.send_header("Pragma", "no-cache")
            self.end_headers()
            
# 
# set up and run the server 
# 
bind_addr = ('',port) 
handler = RedirectTestHandler #CGIHTTPServer.CGIHTTPRequestHandler
httpd = socketserver.ThreadingTCPServer(bind_addr, handler)
sa = httpd.socket.getsockname()
print("Serving Redirect Test Server on", sa[0], "port", sa[1], "...")
httpd.serve_forever()

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