From 83a3343e94c39cc0a55a021c2fa89301511d1c97 Mon Sep 17 00:00:00 2001
From: Michelle Fahrner <michelle.fahrner@student.reutlingen-university.de>
Date: Sun, 22 Dec 2024 20:00:58 +0000
Subject: [PATCH] Upload New File
---
2024-12-22_Client_V4.py | 79 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 79 insertions(+)
create mode 100644 2024-12-22_Client_V4.py
diff --git a/2024-12-22_Client_V4.py b/2024-12-22_Client_V4.py
new file mode 100644
index 0000000..979abc7
--- /dev/null
+++ b/2024-12-22_Client_V4.py
@@ -0,0 +1,79 @@
+import socket
+import threading
+import time
+import uuid
+
+broadcast_ip = '255.255.255.255'#change ip??? #hard coded?
+broadcast_port = 55555
+broadcast_port2 = 33333
+
+#local host information
+MY_HOST = socket.gethostname()
+#socket.gethostbyname(socket.gethostname()) #getip
+MY_IP = socket.gethostbyname(MY_HOST)
+#print(f"host:{MY_HOST} and ip: {MY_IP}")
+
+# create client-socket for broadcast
+client_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+client_socket.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
+client_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+#client_socket.bind(('', broadcast_port)) # listen on broadcast #socket is bind to ALL available IP addresses
+
+listener_ready = threading.Event()
+
+#listen for server?
+def listen_server():
+ client_socket2 = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+ client_socket2.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
+ client_socket2.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+ client_socket2.bind(('', broadcast_port2)) # listen on broadcast #socket is bind to ALL available IP addresses
+ """receives messages from server."""
+ #listener_ready.set() #makes sure that listener is ready
+ while True:
+ try:
+ data, address = client_socket2.recvfrom(4096)
+ decoded_message = data.decode()
+ #print(f"Received {data.decode()} from {address}") #debug
+ #ignores broadcast messages with own ip #################please enable it after testing!!!!!!!!!!!!!!!!!!!S
+
+ #does not work
+ if address[0]==MY_IP:
+ continue
+
+ #print("this decoded msg", decoded_message) #debug
+
+ except socket.error as e:
+ print(f"An error occurred: {e}")
+ break
+
+
+def sender():
+ """Ermöglicht dem Benutzer, Nachrichten zu schreiben und zu senden."""
+ nickname = input("Enter your nickname: ")
+ just_nickname= f"{nickname} entered the chat".encode()
+ #client_socket.sendto(just_nickname, (broadcast_ip, broadcast_port))
+ client_socket.sendto(just_nickname, (broadcast_ip, broadcast_port))
+ #print("is it leader adresse here", leader_address)
+ while True:
+ message_id = str(uuid.uuid4())
+ #allows the client to send any message
+ message = input("")
+ #print("send message to", broadcast_port)
+ #checks for whitemarks
+ if message.strip():
+
+ full_message = f"{message_id}: {nickname}: {message}".encode()
+ client_socket.sendto(full_message, (broadcast_ip, broadcast_port))
+ #print("message sended to", broadcast_port)
+
+###############main#################################
+if __name__ == "__main__":
+ # Start listener thread
+ listen_thread = threading.Thread(target=listen_server)
+ listen_thread.daemon = True
+ listen_thread.start()
+ #listener_ready.wait()
+
+ sender_thread = threading.Thread(target=sender)
+ sender_thread.start()
+
--
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