multi client python server
# Import socket module
import socket
def Main():
# local host IP '127.0.0.1'
host = '127.0.0.1'
# Define the port on which you want to connect
port = 12345
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
# connect to server on local computer
s.connect((host,port))
# message you send to server
message = "shaurya says geeksforgeeks"
while True:
# message sent to server
s.send(message.encode('ascii'))
# messaga received from server
data = s.recv(1024)
# print the received message
# here it would be a reverse of sent message
print('Received from the server :',str(data.decode('ascii')))
# ask the client whether he wants to continue
ans = input('\nDo you want to continue(y/n) :')
if ans == 'y':
continue
else:
break
# close the connection
s.close()
if __name__ == '__main__':
Main()
# import socket programming library
import socket
# import thread module
from _thread import *
import threading
print_lock = threading.Lock()
# thread function
def threaded(c):
while True:
# data received from client
data = c.recv(1024)
if not data:
print('Bye')
# lock released on exit
print_lock.release()
break
# reverse the given string from client
data = data[::-1]
# send back reversed string to client
c.send(data)
# connection closed
c.close()
def Main():
host = ""
# reverse a port on your computer
# in our case it is 12345 but it
# can be anything
port = 12345
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((host, port))
print("socket binded to port", port)
# put the socket into listening mode
s.listen(5)
print("socket is listening")
# a forever loop until client wants to exit
while True:
# establish connection with client
c, addr = s.accept()
# lock acquired by client
print_lock.acquire()
print('Connected to :', addr[0], ':', addr[1])
# Start a new thread and return its identifier
start_new_thread(threaded, (c,))
s.close()
if __name__ == '__main__':
Main()
