feat(rtc): expose DisconnectReason

.changeset/mighty-dingos-enjoy.md

@@ -0,0 +1,5 @@
+---
+"@livekit/rtc-node": minor
+---
+
+feat(rtc): expose DisconnectReason

.github/workflows/ci.yml

@@ -127,7 +127,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          submodules: true
+          submodules: recursive
 
       - uses: pnpm/action-setup@v4
 

packages/livekit-rtc/generate_proto.sh

@@ -23,6 +23,7 @@ PATH=$PATH:$(pwd)/node_modules/.bin \
     $FFI_PROTOCOL/participant.proto \
     $FFI_PROTOCOL/room.proto \
     $FFI_PROTOCOL/track.proto \
+    $FFI_PROTOCOL/track_publication.proto \
     $FFI_PROTOCOL/video_frame.proto \
     $FFI_PROTOCOL/e2ee.proto \
     $FFI_PROTOCOL/stats.proto \

packages/livekit-rtc/src/participant.ts

@@ -2,7 +2,12 @@
 //
 // SPDX-License-Identifier: Apache-2.0
 import { FfiClient, FfiHandle } from './ffi_client.js';
-import type { OwnedParticipant, ParticipantInfo, ParticipantKind } from './proto/participant_pb.js';
+import {
+  DisconnectReason,
+  type OwnedParticipant,
+  type ParticipantInfo,
+  type ParticipantKind,
+} from './proto/participant_pb.js';
 import type {
   PublishDataCallback,
   PublishDataResponse,
@@ -95,6 +100,13 @@ export abstract class Participant {
   get kind(): ParticipantKind | undefined {
     return this.info.kind;
   }
+
+  get disconnectReason(): DisconnectReason | undefined {
+    if (this.info.disconnectReason === DisconnectReason.UNKNOWN_REASON) {
+      return undefined;
+    }
+    return this.info.disconnectReason;
+  }
 }
 
 export type DataPublishOptions = {

packages/livekit-rtc/src/proto/ffi_pb.ts

@@ -25,6 +25,7 @@ import { CaptureVideoFrameRequest, CaptureVideoFrameResponse, NewVideoSourceRequ
 import { AudioStreamEvent, AudioStreamFromParticipantRequest, AudioStreamFromParticipantResponse, CaptureAudioFrameCallback, CaptureAudioFrameRequest, CaptureAudioFrameResponse, ClearAudioBufferRequest, ClearAudioBufferResponse, FlushSoxResamplerRequest, FlushSoxResamplerResponse, NewAudioResamplerRequest, NewAudioResamplerResponse, NewAudioSourceRequest, NewAudioSourceResponse, NewAudioStreamRequest, NewAudioStreamResponse, NewSoxResamplerRequest, NewSoxResamplerResponse, PushSoxResamplerRequest, PushSoxResamplerResponse, RemixAndResampleRequest, RemixAndResampleResponse } from "./audio_frame_pb.js";
 import { E2eeRequest, E2eeResponse } from "./e2ee_pb.js";
 import { PerformRpcCallback, PerformRpcRequest, PerformRpcResponse, RegisterRpcMethodRequest, RegisterRpcMethodResponse, RpcMethodInvocationEvent, RpcMethodInvocationResponseRequest, RpcMethodInvocationResponseResponse, UnregisterRpcMethodRequest, UnregisterRpcMethodResponse } from "./rpc_pb.js";
+import { EnableRemoteTrackPublicationRequest, EnableRemoteTrackPublicationResponse, UpdateRemoteTrackPublicationDimensionRequest, UpdateRemoteTrackPublicationDimensionResponse } from "./track_publication_pb.js";
 
 /**
  * @generated from enum livekit.proto.LogLevel
@@ -324,6 +325,20 @@ export class FfiRequest extends Message<FfiRequest> {
      */
     value: RpcMethodInvocationResponseRequest;
     case: "rpcMethodInvocationResponse";
+  } | {
+    /**
+     * Track Publication
+     *
+     * @generated from field: livekit.proto.EnableRemoteTrackPublicationRequest enable_remote_track_publication = 42;
+     */
+    value: EnableRemoteTrackPublicationRequest;
+    case: "enableRemoteTrackPublication";
+  } | {
+    /**
+     * @generated from field: livekit.proto.UpdateRemoteTrackPublicationDimensionRequest update_remote_track_publication_dimension = 43;
+     */
+    value: UpdateRemoteTrackPublicationDimensionRequest;
+    case: "updateRemoteTrackPublicationDimension";
   } | { case: undefined; value?: undefined } = { case: undefined };
 
   constructor(data?: PartialMessage<FfiRequest>) {
@@ -374,6 +389,8 @@ export class FfiRequest extends Message<FfiRequest> {
     { no: 39, name: "register_rpc_method", kind: "message", T: RegisterRpcMethodRequest, oneof: "message" },
     { no: 40, name: "unregister_rpc_method", kind: "message", T: UnregisterRpcMethodRequest, oneof: "message" },
     { no: 41, name: "rpc_method_invocation_response", kind: "message", T: RpcMethodInvocationResponseRequest, oneof: "message" },
+    { no: 42, name: "enable_remote_track_publication", kind: "message", T: EnableRemoteTrackPublicationRequest, oneof: "message" },
+    { no: 43, name: "update_remote_track_publication_dimension", kind: "message", T: UpdateRemoteTrackPublicationDimensionRequest, oneof: "message" },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): FfiRequest {
@@ -646,6 +663,20 @@ export class FfiResponse extends Message<FfiResponse> {
      */
     value: RpcMethodInvocationResponseResponse;
     case: "rpcMethodInvocationResponse";
+  } | {
+    /**
+     * Track Publication
+     *
+     * @generated from field: livekit.proto.EnableRemoteTrackPublicationResponse enable_remote_track_publication = 41;
+     */
+    value: EnableRemoteTrackPublicationResponse;
+    case: "enableRemoteTrackPublication";
+  } | {
+    /**
+     * @generated from field: livekit.proto.UpdateRemoteTrackPublicationDimensionResponse update_remote_track_publication_dimension = 42;
+     */
+    value: UpdateRemoteTrackPublicationDimensionResponse;
+    case: "updateRemoteTrackPublicationDimension";
   } | { case: undefined; value?: undefined } = { case: undefined };
 
   constructor(data?: PartialMessage<FfiResponse>) {
@@ -695,6 +726,8 @@ export class FfiResponse extends Message<FfiResponse> {
     { no: 38, name: "register_rpc_method", kind: "message", T: RegisterRpcMethodResponse, oneof: "message" },
     { no: 39, name: "unregister_rpc_method", kind: "message", T: UnregisterRpcMethodResponse, oneof: "message" },
     { no: 40, name: "rpc_method_invocation_response", kind: "message", T: RpcMethodInvocationResponseResponse, oneof: "message" },
+    { no: 41, name: "enable_remote_track_publication", kind: "message", T: EnableRemoteTrackPublicationResponse, oneof: "message" },
+    { no: 42, name: "update_remote_track_publication_dimension", kind: "message", T: UpdateRemoteTrackPublicationDimensionResponse, oneof: "message" },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): FfiResponse {

packages/livekit-rtc/src/proto/participant_pb.ts

@@ -59,6 +59,124 @@ proto2.util.setEnumType(ParticipantKind, "livekit.proto.ParticipantKind", [
   { no: 4, name: "PARTICIPANT_KIND_AGENT" },
 ]);
 
+/**
+ * @generated from enum livekit.proto.DisconnectReason
+ */
+export enum DisconnectReason {
+  /**
+   * @generated from enum value: UNKNOWN_REASON = 0;
+   */
+  UNKNOWN_REASON = 0,
+
+  /**
+   * the client initiated the disconnect
+   *
+   * @generated from enum value: CLIENT_INITIATED = 1;
+   */
+  CLIENT_INITIATED = 1,
+
+  /**
+   * another participant with the same identity has joined the room
+   *
+   * @generated from enum value: DUPLICATE_IDENTITY = 2;
+   */
+  DUPLICATE_IDENTITY = 2,
+
+  /**
+   * the server instance is shutting down
+   *
+   * @generated from enum value: SERVER_SHUTDOWN = 3;
+   */
+  SERVER_SHUTDOWN = 3,
+
+  /**
+   * RoomService.RemoveParticipant was called
+   *
+   * @generated from enum value: PARTICIPANT_REMOVED = 4;
+   */
+  PARTICIPANT_REMOVED = 4,
+
+  /**
+   * RoomService.DeleteRoom was called
+   *
+   * @generated from enum value: ROOM_DELETED = 5;
+   */
+  ROOM_DELETED = 5,
+
+  /**
+   * the client is attempting to resume a session, but server is not aware of it
+   *
+   * @generated from enum value: STATE_MISMATCH = 6;
+   */
+  STATE_MISMATCH = 6,
+
+  /**
+   * client was unable to connect fully
+   *
+   * @generated from enum value: JOIN_FAILURE = 7;
+   */
+  JOIN_FAILURE = 7,
+
+  /**
+   * Cloud-only, the server requested Participant to migrate the connection elsewhere
+   *
+   * @generated from enum value: MIGRATION = 8;
+   */
+  MIGRATION = 8,
+
+  /**
+   * the signal websocket was closed unexpectedly
+   *
+   * @generated from enum value: SIGNAL_CLOSE = 9;
+   */
+  SIGNAL_CLOSE = 9,
+
+  /**
+   * the room was closed, due to all Standard and Ingress participants having left
+   *
+   * @generated from enum value: ROOM_CLOSED = 10;
+   */
+  ROOM_CLOSED = 10,
+
+  /**
+   * SIP callee did not respond in time
+   *
+   * @generated from enum value: USER_UNAVAILABLE = 11;
+   */
+  USER_UNAVAILABLE = 11,
+
+  /**
+   * SIP callee rejected the call (busy)
+   *
+   * @generated from enum value: USER_REJECTED = 12;
+   */
+  USER_REJECTED = 12,
+
+  /**
+   * SIP protocol failure or unexpected response
+   *
+   * @generated from enum value: SIP_TRUNK_FAILURE = 13;
+   */
+  SIP_TRUNK_FAILURE = 13,
+}
+// Retrieve enum metadata with: proto2.getEnumType(DisconnectReason)
+proto2.util.setEnumType(DisconnectReason, "livekit.proto.DisconnectReason", [
+  { no: 0, name: "UNKNOWN_REASON" },
+  { no: 1, name: "CLIENT_INITIATED" },
+  { no: 2, name: "DUPLICATE_IDENTITY" },
+  { no: 3, name: "SERVER_SHUTDOWN" },
+  { no: 4, name: "PARTICIPANT_REMOVED" },
+  { no: 5, name: "ROOM_DELETED" },
+  { no: 6, name: "STATE_MISMATCH" },
+  { no: 7, name: "JOIN_FAILURE" },
+  { no: 8, name: "MIGRATION" },
+  { no: 9, name: "SIGNAL_CLOSE" },
+  { no: 10, name: "ROOM_CLOSED" },
+  { no: 11, name: "USER_UNAVAILABLE" },
+  { no: 12, name: "USER_REJECTED" },
+  { no: 13, name: "SIP_TRUNK_FAILURE" },
+]);
+
 /**
  * @generated from message livekit.proto.ParticipantInfo
  */
@@ -93,6 +211,11 @@ export class ParticipantInfo extends Message<ParticipantInfo> {
    */
   kind?: ParticipantKind;
 
+  /**
+   * @generated from field: required livekit.proto.DisconnectReason disconnect_reason = 7;
+   */
+  disconnectReason?: DisconnectReason;
+
   constructor(data?: PartialMessage<ParticipantInfo>) {
     super();
     proto2.util.initPartial(data, this);
@@ -107,6 +230,7 @@ export class ParticipantInfo extends Message<ParticipantInfo> {
     { no: 4, name: "metadata", kind: "scalar", T: 9 /* ScalarType.STRING */, req: true },
     { no: 5, name: "attributes", kind: "map", K: 9 /* ScalarType.STRING */, V: {kind: "scalar", T: 9 /* ScalarType.STRING */} },
     { no: 6, name: "kind", kind: "enum", T: proto2.getEnumType(ParticipantKind), req: true },
+    { no: 7, name: "disconnect_reason", kind: "enum", T: proto2.getEnumType(DisconnectReason), req: true },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): ParticipantInfo {