First commit

server.py

@@ -0,0 +1,56 @@
+import socket
+import select
+
+IP = "0.0.0.0"
+UDP_PORT = 5069
+TCP_PORT = 6069
+
+udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+tcp = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+udp.bind((IP, UDP_PORT))
+tcp.bind((IP, TCP_PORT))
+tcp.listen(10)
+
+tcpconns = {tcp}
+
+
+def udp_data(udp: socket.socket) -> None:
+    (udp_incoming, _, _) = select.select([udp], [], [], 0)
+    if udp_incoming:
+        udp_data, udp_addr = udp.recvfrom(1024)
+        print("Received UDP data from %s with content %s" % (udp_addr, udp_data))
+        udp.sendto(udp_data, udp_addr)
+
+
+def tcp_data(tcp: socket.socket) -> None:
+    (newsocks, _, _) = select.select(tcpconns, [], tcpconns, 0)
+    for sock in newsocks:
+        if sock is tcp:
+            conn, addr = tcp.accept()
+            conn.setblocking(False)
+            tcpconns.add(conn)
+            print("TCP connection from %s:%d" % addr)
+            print(len(tcpconns))
+            continue
+        try:
+            data = sock.recv(1024)
+            print("TCP Data: %s" % data)
+            sock.sendall(b"aarf")
+        except socket.timeout:
+            print("Connection closed by remote end")
+            tcpconns.remove(sock)
+            sock.close()
+        except ConnectionResetError:
+            print("Connection reset by peer")
+            tcpconns.remove(sock)
+            sock.close()
+        except BrokenPipeError:
+            print("Broken pipe")
+            tcpconns.remove(sock)
+            sock.close()
+
+
+while True:
+    udp_data(udp)
+    tcp_data(tcp)