256 lines
8.9 KiB
Python
256 lines
8.9 KiB
Python
import os, socket, threading, sys, configparser, re
|
|
from serveur import Log
|
|
|
|
|
|
def handleConnection(connection, client_address):
|
|
try:
|
|
log.printL("Connection from IP -> {}".format(client_address), Log.lvl.INFO)
|
|
while True:
|
|
data = connection.recv(4096)
|
|
if data:
|
|
log.printL("Request from IP -> {}"
|
|
" {}".format(client_address, data.decode()), Log.lvl.INFO)
|
|
threading.Thread(target=handleRequest, args=(connection, data.decode())).start()
|
|
else:
|
|
break
|
|
except Exception as e:
|
|
log.printL("Handle connection fail : ".format(str(e)), Log.lvl.FAIL)
|
|
finally:
|
|
quit(connection)
|
|
|
|
|
|
def handleRequest(connection, data):
|
|
try:
|
|
arrayData = data.split(" ")
|
|
if usersConnected[connection][1] is not None:
|
|
if (not arrayData[0][0] == "/"):
|
|
connection.sendall("SUCC_MESSAGE_SENDED".encode())
|
|
broadcastMsg(connection, "NEW_MSG {} {} ".format(usersConnected[connection][1], data))
|
|
return
|
|
else:
|
|
if arrayData[0] == "/name":
|
|
changeName(connection, arrayData[1])
|
|
return
|
|
if arrayData[0] == "/userlist":
|
|
userListActive(connection)
|
|
return
|
|
if arrayData[0] == "/userlistaway":
|
|
userListAway(connection)
|
|
return
|
|
if arrayData[0] == "/askpm":
|
|
askPrivateMsg(connection, arrayData[1])
|
|
return
|
|
if arrayData[0] == "/acceptpm":
|
|
acceptPrivateMsg(connection, arrayData[1])
|
|
return
|
|
if arrayData[0] == "/rejectpm":
|
|
rejectPrivateMsg(connection, arrayData[1])
|
|
return
|
|
if arrayData[0] == "/pm":
|
|
privateMsg(connection, arrayData[1], arrayData[2:])
|
|
return
|
|
if arrayData[0] == "/enable":
|
|
enableUser(connection)
|
|
return
|
|
if arrayData[0] == "/disable":
|
|
disableUser(connection)
|
|
return
|
|
if arrayData[0] == "/quit":
|
|
connection.shutdown(socket.SHUT_RD)
|
|
return
|
|
connection.sendall("ERR_COMMAND_NOT_FOUND".encode())
|
|
else:
|
|
if arrayData[0] == "/newname":
|
|
newName(connection, arrayData[1])
|
|
return
|
|
if arrayData[0] == "/quit":
|
|
connection.shutdown(socket.SHUT_RD)
|
|
return
|
|
connection.sendall("ERR_NO_NICKNAME".encode())
|
|
except Exception as e :
|
|
log.printL("Handle request fail : {}".format(str(e)), Log.lvl.FAIL)
|
|
connection.sendall("ERR_INTERNAL_SERVER_ERROR".encode())
|
|
|
|
|
|
def broadcastMsg(connection, message):
|
|
log.printL("User Connected : {}".format(usersConnected), Log.lvl.DEBUG)
|
|
for con, value in usersConnected.items():
|
|
if value[1] is not None and con != connection and value[2] == True:
|
|
try:
|
|
con.sendall(message.encode())
|
|
except Exception as e:
|
|
log.printL(str(e), Log.lvl.FAIL)
|
|
|
|
|
|
def userListActive(connection):
|
|
l = "USERLIST "
|
|
for con, value in usersConnected.items():
|
|
if value[1] is not None and value[2]:
|
|
l += value[1] + " "
|
|
connection.sendall(l[:-1].encode())
|
|
|
|
|
|
def userListAway(connection):
|
|
l = "USERAWAY "
|
|
for con, value in usersConnected.items():
|
|
if value[1] is not None and not value[2]:
|
|
l += value[1] + " "
|
|
connection.sendall(l[:-1].encode())
|
|
|
|
|
|
def changeName(connection, pseudo):
|
|
if not re.match("^\w{3,15}$", pseudo):
|
|
connection.sendall("ERR_INVALID_NICKNAME".encode())
|
|
else:
|
|
broadcastMsg(connection, "NAME_CHANGED {} {}".format(usersConnected[connection][1], pseudo))
|
|
connection.sendall("SUCC_VALID_NICKNAME".encode())
|
|
usersConnected[connection][1] = pseudo
|
|
|
|
|
|
def newName(connection, pseudo):
|
|
if not re.match("^\w{3,15}$", pseudo):
|
|
connection.sendall("ERR_INVALID_NICKNAME".encode())
|
|
else:
|
|
broadcastMsg(connection, "HAS_JOIN {} ".format(pseudo))
|
|
connection.sendall("SUCC_CHANNEL_JOINED".encode())
|
|
usersConnected[connection][1] = pseudo
|
|
userListActive(connection)
|
|
userListAway(connection)
|
|
|
|
|
|
def askPrivateMsg(connection, pseudo):
|
|
c = getConnectionByPseudo(pseudo)
|
|
if c is None:
|
|
connection.sendall("ERR_USER_NOT_FOUND".encode())
|
|
else:
|
|
pm = (connection, c)
|
|
if pm in askPM:
|
|
connection.sendall("ALREADY_ASKED".encode())
|
|
else:
|
|
askPM.append(pm)
|
|
c.sendall("ASKING_FOR_PM {}".format(pseudo).encode())
|
|
connection.sendall("SUCC_INVITED".encode())
|
|
|
|
|
|
def acceptPrivateMsg(connection, pseudo):
|
|
c = getConnectionByPseudo(pseudo)
|
|
if c is None:
|
|
connection.sendall("ERR_USER_NOT_FOUND".encode())
|
|
else:
|
|
pm = (connection, c)
|
|
if pm not in askPM:
|
|
connection.sendall("ERR_USER_HAS_NOT_ASK".encode())
|
|
else:
|
|
askPM.remove(pm)
|
|
validatePM.append(pm)
|
|
connection.sendall("SUCC_PRIVATE_DISCUSSION_ACCEPTED".encode())
|
|
|
|
|
|
def rejectPrivateMsg(connection, pseudo):
|
|
c = getConnectionByPseudo(pseudo)
|
|
if c is None:
|
|
connection.sendall("ERR_USER_NOT_FOUND".encode())
|
|
else:
|
|
pm = (connection, c)
|
|
if pm not in askPM:
|
|
connection.sendall("ERR_USER_HAS_NOT_ASK".encode())
|
|
else:
|
|
askPM.remove(pm)
|
|
connection.sendall("SUCC_PRIVATE_DISCUSSION_REFUSED".encode())
|
|
|
|
|
|
def privateMsg(connection, pseudo, msg):
|
|
c = getConnectionByPseudo(pseudo)
|
|
if c is None:
|
|
connection.sendall("ERR_DEST_NOT_FOUND".encode())
|
|
else:
|
|
pm = (connection, c)
|
|
if sorted(pm) not in sorted(validatePM):
|
|
connection.sendall("ERR_NOT_ACCEPTED".encode())
|
|
else:
|
|
c.sendall("NEW_PM {} {}".format(pseudo, msg).encode())
|
|
connection.sendall("SUCC_PM_SENDED".encode())
|
|
|
|
|
|
def enableUser(connection):
|
|
if usersConnected[connection][2] == False:
|
|
usersConnected[connection][2] = True
|
|
connection.sendall("SUCC_ENABLED".encode())
|
|
else:
|
|
connection.sendall("ERR_NOT_DISABLED".encode())
|
|
|
|
|
|
def disableUser(connection):
|
|
if usersConnected[connection][2] == True:
|
|
usersConnected[connection][2] = False
|
|
connection.sendall("SUCC_DISABLED".encode())
|
|
else:
|
|
connection.sendall("ERR_NOT_ENABLED".encode())
|
|
|
|
|
|
def quit(connection):
|
|
try:
|
|
connection.sendall("SUCCESSFUL_LOGOUT".encode())
|
|
except OSError: # Client close the socket in this side not properly
|
|
log.printL("Client IP -> {} close connection not properly"
|
|
"".format(usersConnected[connection][0]), Log.lvl.WARNING)
|
|
connection.close()
|
|
log.printL("Disconnection from IP -> {}".format(usersConnected[connection][0]), Log.lvl.INFO)
|
|
pseudo = usersConnected[connection][1]
|
|
usersConnected.pop(connection)
|
|
broadcastMsg(connection, "HAS_LEFT {}".format(pseudo))
|
|
|
|
|
|
def getConnectionByPseudo(pseudo):
|
|
for con, value in usersConnected.items():
|
|
if value[1] == pseudo:
|
|
return con
|
|
return None
|
|
|
|
|
|
def main():
|
|
# Global vars
|
|
global usersConnected, log, sock
|
|
global askPM, validatePM
|
|
global askFT, validateFT
|
|
usersConnected = {}
|
|
askPM = []
|
|
validatePM = []
|
|
config = configparser.ConfigParser()
|
|
if not os.path.isfile("dncserver.conf"):
|
|
config['NETWORK'] = {'port': '2222'}
|
|
config['LOG'] = {'logDirectory': 'log'}
|
|
with open('dncserver.conf', 'w') as configfile:
|
|
config.write(configfile)
|
|
config.read("dncserver.conf")
|
|
log = Log.Log(config["LOG"]["logdirectory"])
|
|
log.printL("Configuration Log", Log.lvl.INFO)
|
|
log.printL("Server start", Log.lvl.INFO)
|
|
|
|
|
|
#Init socket serv
|
|
sock = socket.socket()
|
|
sock.bind(("", int(config["NETWORK"]["port"])))
|
|
sock.listen(5)
|
|
log.printL("Server Listen on port {}".format(config["NETWORK"]["port"]), Log.lvl.INFO)
|
|
|
|
try:
|
|
while True:
|
|
#Connection client
|
|
connection, client_address = sock.accept()
|
|
usersConnected[connection] = [client_address, None, True] # ip pseudo status
|
|
threading.Thread(target=handleConnection, args=(connection, client_address)).start()
|
|
except KeyboardInterrupt:
|
|
# Disable to received more requests on socket
|
|
for con, value in usersConnected.items():
|
|
con.shutdown(socket.SHUT_RD)
|
|
finally:
|
|
#Wait for threads finish
|
|
log.printL("Wait for threads ending", Log.lvl.INFO)
|
|
for t in threading.enumerate():
|
|
if t != threading.main_thread():
|
|
t.join()
|
|
sock.close()
|
|
log.printL("Server shutdown", Log.lvl.INFO)
|
|
sys.exit(0)
|