Send SDK override and version to FFI (#291)

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

Author: bcherry

livekit-rtc/generate_proto.sh

@@ -33,10 +33,11 @@ protoc \
     $FFI_PROTOCOL/track.proto \
     $FFI_PROTOCOL/video_frame.proto \
     $FFI_PROTOCOL/e2ee.proto \
-    $FFI_PROTOCOL/stats.proto
+    $FFI_PROTOCOL/stats.proto \
+    $FFI_PROTOCOL/rpc.proto
 
 touch -a "$FFI_OUT_PYTHON/__init__.py"
 
 for f in "$FFI_OUT_PYTHON"/*.py "$FFI_OUT_PYTHON"/*.pyi; do
-    perl -i -pe 's|^(import (audio_frame_pb2\|ffi_pb2\|handle_pb2\|participant_pb2\|room_pb2\|track_pb2\|video_frame_pb2\|e2ee_pb2\|stats_pb2))|from . $1|g' "$f"
+    perl -i -pe 's|^(import (audio_frame_pb2\|ffi_pb2\|handle_pb2\|participant_pb2\|room_pb2\|track_pb2\|video_frame_pb2\|e2ee_pb2\|stats_pb2\|rpc_pb2))|from . $1|g' "$f"
 done

livekit-rtc/livekit/rtc/_ffi_client.py

@@ -18,6 +18,7 @@
 from contextlib import ExitStack
 import ctypes
 import importlib.resources
+from .version import __version__
 import logging
 import os
 import platform
@@ -61,7 +62,12 @@ def get_ffi_lib():
 ffi_cb_fnc = ctypes.CFUNCTYPE(None, ctypes.POINTER(ctypes.c_uint8), ctypes.c_size_t)
 
 # C function types
-ffi_lib.livekit_ffi_initialize.argtypes = [ffi_cb_fnc, ctypes.c_bool]
+ffi_lib.livekit_ffi_initialize.argtypes = [
+    ffi_cb_fnc,
+    ctypes.c_bool,
+    ctypes.c_char_p,
+    ctypes.c_char_p,
+]
 
 ffi_lib.livekit_ffi_request.argtypes = [
     ctypes.POINTER(ctypes.c_ubyte),
@@ -205,7 +211,9 @@ def __init__(self) -> None:
         self._lock = threading.RLock()
         self._queue = FfiQueue[proto_ffi.FfiEvent]()
 
-        ffi_lib.livekit_ffi_initialize(ffi_event_callback, True)
+        ffi_lib.livekit_ffi_initialize(
+            ffi_event_callback, True, b"python", __version__.encode("ascii")
+        )
 
         @atexit.register
         def _dispose_lk_ffi():