fix server close

server.py

@@ -1,13 +1,18 @@
 import socket
 import threading
+import select
 
 class Connection:
     sock=""
     addr=0
 
-HOST = "127.0.0.1"  # Standard loopback interface address (localhost)
+if 1:
+    HOST = "0.0.0.0"  # open to network
+else:
+    HOST = "127.0.0.1"  # Standard loopback interface address (localhost)
 PORT = 65432  # Port to listen on (non-privileged ports are > 1023)
 clients=0
+run = True
 connections=[]
 
 def send_message(conn, data):
@@ -17,24 +22,35 @@ def send_message(conn, data):
 
 def handle_connection(conn):
     with conn.sock:
-        while True:
+        while run:
-            data = conn.sock.recv(1024)
+            ready_to_read, _, _ = select.select([conn.sock], [], [], 1.0)
-            if data:
+            if ready_to_read:
-                send_message(conn, data)
+                data = conn.sock.recv(1024)
-            else:
+                if data:
-                print(f"Disconnected: {conn.addr}")
+                    send_message(conn, data)
-                connections.remove(conn)
+                else:
-                break
+                    print(f"Disconnected: {conn.addr}")
+                    connections.remove(conn)
+                    break
 
-with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
+
-    try:
+if __name__ == "__main__":
-        s.bind((HOST, PORT))
+    hostname = socket.gethostname()
-        while True:
+    IPAddr = socket.gethostbyname(hostname)
-            conn=Connection()
+
-            s.listen()
+    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
-            conn.sock, conn.addr = s.accept()
+        try:
-            connections.append(conn)
+            s.bind((HOST, PORT))
-            threading.Thread(target=handle_connection, args=(conn,)).start()
+            print(f"Server {hostname} on ip {IPAddr}")
-    except KeyboardInterrupt:
+            while run:
-        print("Shutdown server")
+                conn=Connection()
+                s.listen()
+                conn.sock, conn.addr = s.accept()
+                connections.append(conn)
+                threading.Thread(target=handle_connection, args=(conn,)).start()
+        except KeyboardInterrupt:
+            run = False
+            print("Shutdown server")
+        finally:
+            s.close()