check for udp packets being missed

scripts/udp_gen.py

@@ -28,10 +28,11 @@ data = [
 
 start_time = time.time_ns() // 100
 
+buffer_ids = {
+    i: (0, 0) for i in range(10)
+}
+
 while True:
-    # update buffer number
-    header[6] = (header[6] + 1) % 0xff
-    header[7] = (header[7] + (header[6] == 0)) % 0xff
 
     # update timestamp
     base_timestamp = time.time_ns() // 100 - start_time
@@ -60,9 +61,16 @@ while True:
     # reduce also the number of checks on the parsing side of things...
 
     is_monitor = random.randint(0, 9)
+    # is_monitor = 4
 
     header[11] = 0 if is_monitor > 3 else random.randint(1,9)
 
+    # update buffer number (each mcpdid has its own buffer number count)
+    header[6], header[7] = buffer_ids[header[11]]
+    header[6] = (header[6] + 1) % (0xff + 1)
+    header[7] = (header[7] + (header[6] == 0)) % (0xff + 1)
+    buffer_ids[header[11]] = header[6], header[7]
+
     tosend = list(header)
 
     if is_monitor > 3:
@@ -71,6 +79,7 @@ while True:
             d = list(data)
 
             monitor = random.randint(0,3)
+            # monitor = 0
 
             d[5] = (1 << 7) | monitor
 
@@ -106,4 +115,4 @@ while True:
     sock.sendto(bytes(tosend), ('127.0.0.1', 54321))
     mv = memoryview(bytes(header)).cast('H')
     print(f'Sent packet {mv[3]} with {num_events} events {base_timestamp}')
-    # time.sleep(1)
+    # time.sleep(.01)