from socket import *
import sys # In order to terminate the program
# Create a TCP/IP socket
serverSocket = socket(AF_INET, SOCK_STREAM)
# Prepare a sever socket
serverPort = 15000
BUFFER_SIZE = 20480 # in case out of range in the list index
print('hostname is: ', gethostname())
# Bind the socket to server address and server port
serverSocket.bind(("", serverPort))
# Listen for incoming connections
serverSocket.listen(1)
while True:
# Establish the connection
print('Ready to serve...')
connectionSocket, addr = serverSocket.accept()
print('Connection address:', addr)
try:
message = connectionSocket.recv(BUFFER_SIZE)
print('Message is: ', message)
filename = message.split()[1]
print('File name is: ', filename)
f = open(filename[1:])
outputdata = f.read()
# Send one HTTP header line into socket
connectionSocket.send("HTTP/1.1 200 OK\r\n\r\n".encode())
# Send the content of the requested file to the client
for i in range(0, len(outputdata)):
connectionSocket.send(outputdata[i].encode())
connectionSocket.send("\r\n".encode())
connectionSocket.close()
except IOError:
# Send response message for file not found
connectionSocket.send("HTTP/1.1 404 Not Found\r\n\r\n".encode())
connectionSocket.send("<html><head></head><body><h1>404 Not Found</h1></body></html>\r\n".encode())
# Close client socket
connectionSocket.close()
serverSocket.close()
sys.exit()
# Terminate the program after sending the corresponding data<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Index</title>
</head>
<body>
<div>
Hello, Max, you succeeded connect to the <b>index.html</b> page.
</div>
</body>
</html>localhost = "127.0.0.1"
serverPort = 15000
serverSocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
serverSocket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
serverSocket.bind((localhost, serverPort))
print("Multi-thread Server Started")
print("Waiting for clients ...")
while True:
serverSocket.listen(1)
connectionSocket, addr = serverSocket.accept()
new_thread = ClientThread(addr, connectionSocket)
new_thread.start()class ClientThread(threading.Thread):
def __init__(self, client_address, client_socket):
threading.Thread.__init__(self)
self.csocket = client_socket
print("New connection from client: ", client_address)
def run(self):
print("Connection from : ", addr)
message = ''
while True:
message_rec = self.csocket.recv(1024)
message = message_rec.decode()
print("Message from client: '", message, "'")
self.csocket.send(bytes(message, 'UTF-8'))class ClientThread(threading.Thread):
def __init__(self, client_address, client_socket):
threading.Thread.__init__(self)
self.csocket = client_socket
print("New connection from client: ", client_address)
def run(self):
while True:
try:
# data received from client
message_rec = self.csocket.recv(1024)
filename = message_rec.split()[1]
print('The file name you typed is: ', filename)
f = open(filename[1:])
outputdata = f.read()
# Send one HTTP header line into socket
self.csocket.send("HTTP/1.1 200 OK\r\n\r\n".encode())
print("file found succeeded!")
# Send the content of the requested file to the client
for i in range(0, len(outputdata)):
self.csocket.send(outputdata[i].encode())
self.csocket.send("\r\n".encode())
self.csocket.close()
except IOError:
# Send response message for file not found
self.csocket.send("HTTP/1.1 404 Not Found\r\n\r\n".encode())
self.csocket.send("<html><head></head><body><h1>404 Not Found</h1></body></html>\r\n".encode())
print("404(file) Not Found, please retry ...")
# Close client socket
self.csocket.close()import socket
server = "127.0.0.1"
serverPort = 15000
client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_address = (server, serverPort)
client.connect(server_address)
request_header = 'GET /index.html HTTP/1.1\r\nHost: localhost:15000\r\n\r\n'
client.send(request_header.encode())
response = ''
while True:
message_rec = client.recv(1024)
message = message_rec.decode()
if not message_rec:
break
response += message
print(response)
client.close()