juggle: use DBC dict generator (#34772)

* juggle: support tesla DBC

* better

* fix

* sort

tools/cabana/dbc/generate_dbc_json.py

@@ -7,7 +7,7 @@ from opendbc.car.fingerprints import MIGRATION
 from opendbc.car.values import PLATFORMS
 
 
-def generate_dbc_json() -> str:
+def generate_dbc_dict() -> dict[str, str]:
   dbc_map = {}
   for platform in PLATFORMS.values():
     if platform != "MOCK":
@@ -24,7 +24,7 @@ def generate_dbc_json() -> str:
     if MIGRATION[m] in dbc_map:
       dbc_map[m] = dbc_map[MIGRATION[m]]
 
-  return json.dumps(dict(sorted(dbc_map.items())), indent=2)
+  return dbc_map
 
 
 if __name__ == "__main__":
@@ -35,5 +35,5 @@ if __name__ == "__main__":
   args = parser.parse_args()
 
   with open(args.out, 'w') as f:
-    f.write(generate_dbc_json())
+    f.write(json.dumps(dict(sorted(generate_dbc_dict().items())), indent=2))
   print(f"Generated and written to {args.out}")

tools/plotjuggler/juggle.py

@@ -13,6 +13,7 @@ from functools import partial
 from opendbc.car.fingerprints import MIGRATION
 from openpilot.common.basedir import BASEDIR
 from openpilot.common.swaglog import cloudlog
+from openpilot.tools.cabana.dbc.generate_dbc_json import generate_dbc_dict
 from openpilot.tools.lib.logreader import LogReader, ReadMode, save_log
 from openpilot.selfdrive.test.process_replay.migration import migrate_all
 
@@ -90,11 +91,10 @@ def juggle_route(route_or_segment_name, can, layout, dbc, should_migrate):
   if dbc is None:
     try:
       CP = lr.first('carParams')
-      platform = CP.carFingerprint
-      DBC = __import__(f"opendbc.car.{CP.brand}.values", fromlist=['DBC']).DBC
-      dbc = DBC[MIGRATION.get(CP.carFingerprint, CP.carFingerprint)]['pt']
+      platform = MIGRATION.get(CP.carFingerprint, CP.carFingerprint)
+      dbc = generate_dbc_dict()[platform]
     except Exception:
-      cloudlog.error("Failed to get DBC name from logs!")
+      cloudlog.exception("Failed to get DBC name from logs!")
 
   with tempfile.NamedTemporaryFile(suffix='.rlog', dir=juggle_dir) as tmp:
     save_log(tmp.name, all_data, compress=False)