Work4:HttpWebProxyServer

Author: Jing

Chapter2/Work4:HttpWebProxyServer/ProxyServer.py

@@ -0,0 +1,35 @@
+from socket import *
+
+serverSocket = socket(AF_INET, SOCK_STREAM)
+serverSocket.bind(('', 10086))
+serverSocket.listen(2)
+
+while True:
+ print('ready to serve...')
+ connectionSocket, address = serverSocket.accept()
+ message = connectionSocket.recv(4096).decode()
+ print('request:\n' + message)
+ filename = message.split()[1].partition('/')[2]
+ print('filename:' + filename)
+ try:
+ f = open(filename)
+ outputdata = f.read()
+ connectionSocket.sendall(outputdata.encode())
+ except IOError:
+ clientSocket = socket(AF_INET, SOCK_STREAM)
+ clientSocket.connect((filename.partition('/')[0], 80))
+ request = message.replace(message.split()[1], '/' + filename.partition('/')[2])
+ print(request)
+ request = message.replace('127.0.0.1:10086', filename.partition('/')[0])
+ print(request)
+ clientSocket.sendall(request.encode())
+ recv = clientSocket.recv(4096)
+ file = open('./' + filename, 'w')
+ file.write(recv.decode())
+ connectionSocket.sendall(recv)
+ clientSocket.close()
+ file.close();
+ connectionSocket.close()
+
+
+