Release 260111

selfdrive/debug/fingerprint_from_route.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+
+import sys
+from openpilot.tools.lib.logreader import LogReader, ReadMode
+
+
+def get_fingerprint(lr):
+  # TODO: make this a nice tool for car ports. should also work with qlogs for FW
+
+  fw = None
+  vin = None
+  msgs = {}
+  for msg in lr:
+    if msg.which() == 'carParams':
+      fw = msg.carParams.carFw
+      vin = msg.carParams.carVin
+    elif msg.which() == 'can':
+      for c in msg.can:
+        # read also msgs sent by EON on CAN bus 0x80 and filter out the
+        # addr with more than 11 bits
+        if c.src % 0x80 == 0 and c.address < 0x800 and c.address not in (0x7df, 0x7e0, 0x7e8):
+          msgs[c.address] = len(c.dat)
+
+  # show CAN fingerprint
+  fingerprint = ', '.join(f"{v[0]}: {v[1]}" for v in sorted(msgs.items()))
+  print(f"\nfound {len(msgs)} messages. CAN fingerprint:\n")
+  print(fingerprint)
+
+  # TODO: also print the fw fingerprint merged with the existing ones
+  # show FW fingerprint
+  print("\nFW fingerprint:\n")
+  for f in fw:
+    print(f"    (Ecu.{f.ecu}, {hex(f.address)}, {None if f.subAddress == 0 else f.subAddress}): [")
+    print(f"      {f.fwVersion},")
+    print("    ],")
+  print()
+  print(f"VIN: {vin}")
+
+
+if __name__ == "__main__":
+  if len(sys.argv) < 2:
+    print("Usage: ./fingerprint_from_route.py <route>")
+    sys.exit(1)
+
+  lr = LogReader(sys.argv[1], ReadMode.QLOG)
+  get_fingerprint(lr)