initial upload

experiment-scripts/server.py

@@ -0,0 +1,51 @@
+import socket
+import threading
+from datetime import datetime
+from time import sleep
+
+CONTROL_ADDR = ("127.0.0.1", 5001)
+
+# TODO: Adjust the following addresses so they match the IP addresses of the
+# VR headsets.
+# In our case the IP addresses were:
+#   - for player 1: 10.42.0.38
+#   - for player 2: 10.42.0.72
+#
+# The ports are hardcoded to 5001 inside the Unity application, so you
+# shouldn't change those.
+#
+# Note: For this to work the VR headsets must be connected to the same network
+# as this server.
+DEVICE1_ADDR = ("10.42.0.38", 5001)
+DEVICE2_ADDR = ("10.42.0.72", 5001)
+
+sock_from_A = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+sock_from_A.bind(("0.0.0.0", 5000))
+
+def forward(source_socket):
+    while True:
+        try:
+            data, addr = source_socket.recvfrom(1024 * 16)
+            target_ip = DEVICE1_ADDR[0] if addr[0] == DEVICE2_ADDR[0] else DEVICE2_ADDR[0]
+            label = "A→B" if addr == DEVICE1_ADDR else "B→A"
+            if addr != DEVICE1_ADDR and addr != DEVICE2_ADDR:
+                label = f"unknown {addr}"
+            sock_from_A.sendto(data, (target_ip, 5000))
+            timestamp = datetime.now().strftime("%H:%M:%S")
+
+            # Logging
+            #if next(counter) % 20 == 0:
+            # if addr[0] != DEVICE2_ADDR[0]:
+            # print(f"[{timestamp}] {label}: {data.decode()}")
+            # print('sent to ', (target_ip, 5000))
+
+        except Exception as e:
+            print(f"Fehler {label}: {e}")
+
+print("UDP Relay läuft. Strg+C zum Beenden.")
+try:
+    forward(sock_from_A)
+except KeyboardInterrupt:
+    sock_from_A.close()
+    print("\nUDP Relay beendet.")
+