chore(rivetkit): remove deprecated conn tokens & sse support

rivetkit-openapi/openapi.json

@@ -1,7 +1,7 @@
 {
   "openapi": "3.0.0",
   "info": {
-    "version": "2.0.22",
+    "version": "2.0.24-rc.1",
     "title": "RivetKit API"
   },
   "components": {

rivetkit-rust/packages/client/src/common.rs

@@ -21,7 +21,7 @@ pub const HEADER_RIVET_ACTOR: &str = "x-rivet-actor";
 pub const HEADER_RIVET_TOKEN: &str = "x-rivet-token";
 
 // Paths
-pub const PATH_CONNECT_WEBSOCKET: &str = "/connect/websocket";
+pub const PATH_CONNECT_WEBSOCKET: &str = "/connect";
 
 // WebSocket protocol prefixes
 pub const WS_PROTOCOL_STANDARD: &str = "rivet";
@@ -63,4 +63,4 @@ impl ToString for EncodingKind {
 
 
 // Max size of each entry is 128 bytes
-pub type ActorKey = Vec<String>;
+pub type ActorKey = Vec<String>;

rivetkit-typescript/packages/cloudflare-workers/src/manager-driver.ts

@@ -10,9 +10,7 @@ import {
 	type ManagerDisplayInformation,
 	type ManagerDriver,
 	WS_PROTOCOL_ACTOR,
-	WS_PROTOCOL_CONN_ID,
 	WS_PROTOCOL_CONN_PARAMS,
-	WS_PROTOCOL_CONN_TOKEN,
 	WS_PROTOCOL_ENCODING,
 	WS_PROTOCOL_STANDARD,
 	WS_PROTOCOL_TARGET,
@@ -76,8 +74,6 @@ export class CloudflareActorsManagerDriver implements ManagerDriver {
 		actorId: string,
 		encoding: Encoding,
 		params: unknown,
-		connId?: string,
-		connToken?: string,
 	): Promise<UniversalWebSocket> {
 		const env = getCloudflareAmbientEnv();
 
@@ -101,12 +97,6 @@ export class CloudflareActorsManagerDriver implements ManagerDriver {
 				`${WS_PROTOCOL_CONN_PARAMS}${encodeURIComponent(JSON.stringify(params))}`,
 			);
 		}
-		if (connId) {
-			protocols.push(`${WS_PROTOCOL_CONN_ID}${connId}`);
-		}
-		if (connToken) {
-			protocols.push(`${WS_PROTOCOL_CONN_TOKEN}${connToken}`);
-		}
 
 		const headers: Record<string, string> = {
 			Upgrade: "websocket",

rivetkit-typescript/packages/rivetkit/package.json

@@ -153,7 +153,7 @@
 	],
 	"scripts": {
 		"build": "tsup src/mod.ts src/client/mod.ts src/common/log.ts src/common/websocket.ts src/actor/errors.ts src/topologies/coordinate/mod.ts src/topologies/partition/mod.ts src/utils.ts src/driver-helpers/mod.ts src/driver-test-suite/mod.ts src/test/mod.ts src/inspector/mod.ts",
-		"build:schema": "./scripts/compile-bare.ts compile schemas/client-protocol/v1.bare -o dist/schemas/client-protocol/v1.ts && ./scripts/compile-bare.ts compile schemas/file-system-driver/v1.bare -o dist/schemas/file-system-driver/v1.ts && ./scripts/compile-bare.ts compile schemas/actor-persist/v1.bare -o dist/schemas/actor-persist/v1.ts && ./scripts/compile-bare.ts compile schemas/actor-persist/v2.bare -o dist/schemas/actor-persist/v2.ts",
+		"build:schema": "./scripts/compile-bare.ts compile schemas/client-protocol/v1.bare -o dist/schemas/client-protocol/v1.ts && ./scripts/compile-bare.ts compile schemas/client-protocol/v2.bare -o dist/schemas/client-protocol/v2.ts && ./scripts/compile-bare.ts compile schemas/file-system-driver/v1.bare -o dist/schemas/file-system-driver/v1.ts && ./scripts/compile-bare.ts compile schemas/actor-persist/v1.bare -o dist/schemas/actor-persist/v1.ts && ./scripts/compile-bare.ts compile schemas/actor-persist/v2.bare -o dist/schemas/actor-persist/v2.ts && ./scripts/compile-bare.ts compile schemas/actor-persist/v3.bare -o dist/schemas/actor-persist/v3.ts",
 		"check-types": "tsc --noEmit",
 		"test": "vitest run",
 		"test:watch": "vitest",

rivetkit-typescript/packages/rivetkit/schemas/actor-persist/v3.bare

@@ -0,0 +1,33 @@
+# MARK: Connection
+# Connection associated with hibernatable WebSocket that should persist across lifecycles.
+type PersistedHibernatableConn struct {
+	# Connection ID generated by RivetKit
+	id: str
+	parameters: data
+	state: data
+
+	# Request ID of the hibernatable WebSocket
+	hibernatableRequestId: data
+	# Last seen message from this WebSocket
+	lastSeenTimestamp: i64
+	# Last seem message index for this WebSocket
+	msgIndex: i64
+}
+
+# MARK: Schedule Event
+type PersistedScheduleEvent struct {
+	eventId: str
+	timestamp: i64
+	action: str
+	args: optional<data>
+}
+
+# MARK: Actor
+type PersistedActor struct {
+	# Input data passed to the actor on initialization
+	input: optional<data>
+	hasInitialized: bool
+	state: data
+	hibernatableConns: list<PersistedHibernatableConn>
+	scheduledEvents: list<PersistedScheduleEvent>
+}

rivetkit-typescript/packages/rivetkit/schemas/client-protocol/v2.bare

@@ -0,0 +1,82 @@
+# MARK: Message To Client
+type Init struct {
+	actorId: str
+	connectionId: str
+}
+
+type Error struct {
+	group: str
+	code: str
+	message: str
+	metadata: optional<data>
+	actionId: optional<uint>
+}
+
+type ActionResponse struct {
+	id: uint
+	output: data
+}
+
+type Event struct {
+	name: str
+	# CBOR array
+	args: data
+}
+
+type ToClientBody union {
+	Init |
+	Error |
+	ActionResponse |
+	Event
+}
+
+type ToClient struct {
+	body: ToClientBody
+}
+
+# MARK: Message To Server
+type ActionRequest struct {
+	id: uint
+	name: str
+	# CBOR array
+	args: data
+}
+
+type SubscriptionRequest struct {
+	eventName: str
+	subscribe: bool
+}
+
+type ToServerBody union {
+	ActionRequest |
+	SubscriptionRequest
+}
+
+type ToServer struct {
+	body: ToServerBody
+}
+
+# MARK: HTTP Action
+type HttpActionRequest struct {
+	# CBOR array
+	args: data
+}
+
+type HttpActionResponse struct {
+	output: data
+}
+
+# MARK: HTTP Error
+type HttpResponseError struct {
+	group: str
+	code: str
+	message: str
+	metadata: optional<data>
+}
+
+# MARK: HTTP Resolve
+type HttpResolveRequest void
+
+type HttpResolveResponse struct {
+	actorId: str
+}

rivetkit-typescript/packages/rivetkit/src/actor/conn-drivers.ts

@@ -1,4 +1,3 @@
-import type { SSEStreamingApi } from "hono/streaming";
 import type { WSContext } from "hono/ws";
 import type { WebSocket } from "ws";
 import type { AnyConn } from "@/actor/conn";
@@ -11,7 +10,6 @@ import { assertUnreachable, type promiseWithResolvers } from "@/utils";
 
 export enum ConnDriverKind {
 	WEBSOCKET = 0,
-	SSE = 1,
 	HTTP = 2,
 }
 
@@ -29,16 +27,10 @@ export interface ConnDriverWebSocketState {
 	closePromise: ReturnType<typeof promiseWithResolvers<void>>;
 }
 
-export interface ConnDriverSseState {
-	encoding: Encoding;
-	stream: SSEStreamingApi;
-}
-
 export type ConnDriverHttpState = Record<never, never>;
 
 export type ConnDriverState =
 	| { [ConnDriverKind.WEBSOCKET]: ConnDriverWebSocketState }
-	| { [ConnDriverKind.SSE]: ConnDriverSseState }
 	| { [ConnDriverKind.HTTP]: ConnDriverHttpState };
 
 export interface ConnDriver<State> {
@@ -152,41 +144,6 @@ const WEBSOCKET_DRIVER: ConnDriver<ConnDriverWebSocketState> = {
 	},
 };
 
-// MARK: SSE
-const SSE_DRIVER: ConnDriver<ConnDriverSseState> = {
-	sendMessage: (
-		_actor: AnyActorInstance,
-		_conn: AnyConn,
-		state: ConnDriverSseState,
-		message: CachedSerializer<protocol.ToClient>,
-	) => {
-		state.stream.writeSSE({
-			data: encodeDataToString(message.serialize(state.encoding)),
-		});
-	},
-
-	disconnect: async (
-		_actor: AnyActorInstance,
-		_conn: AnyConn,
-		state: ConnDriverSseState,
-		_reason?: string,
-	) => {
-		state.stream.close();
-	},
-
-	getConnectionReadyState: (
-		_actor: AnyActorInstance,
-		_conn: AnyConn,
-		state: ConnDriverSseState,
-	): ConnReadyState | undefined => {
-		if (state.stream.aborted || state.stream.closed) {
-			return ConnReadyState.CLOSED;
-		}
-
-		return ConnReadyState.OPEN;
-	},
-};
-
 // MARK: HTTP
 const HTTP_DRIVER: ConnDriver<ConnDriverHttpState> = {
 	getConnectionReadyState(_actor, _conn) {
@@ -202,15 +159,13 @@ const HTTP_DRIVER: ConnDriver<ConnDriverHttpState> = {
 /** List of all connection drivers. */
 export const CONN_DRIVERS: Record<ConnDriverKind, ConnDriver<unknown>> = {
 	[ConnDriverKind.WEBSOCKET]: WEBSOCKET_DRIVER,
-	[ConnDriverKind.SSE]: SSE_DRIVER,
 	[ConnDriverKind.HTTP]: HTTP_DRIVER,
 };
 
 export function getConnDriverKindFromState(
 	state: ConnDriverState,
 ): ConnDriverKind {
 	if (ConnDriverKind.WEBSOCKET in state) return ConnDriverKind.WEBSOCKET;
-	else if (ConnDriverKind.SSE in state) return ConnDriverKind.SSE;
 	else if (ConnDriverKind.HTTP in state) return ConnDriverKind.HTTP;
 	else assertUnreachable(state);
 }

rivetkit-typescript/packages/rivetkit/src/actor/conn-socket.ts

@@ -1,6 +1,7 @@
 import type { ConnDriverState } from "./conn-drivers";
 
 export interface ConnSocket {
+	/** This is the request ID provided by the given framework. If not provided this is a random UUID. */
 	requestId: string;
 	requestIdBuf?: ArrayBuffer;
 	hibernatable: boolean;

rivetkit-typescript/packages/rivetkit/src/actor/conn.ts

@@ -1,14 +1,10 @@
 import * as cbor from "cbor-x";
-import invariant from "invariant";
-import { PersistedHibernatableWebSocket } from "@/schemas/actor-persist/mod";
 import type * as protocol from "@/schemas/client-protocol/mod";
 import { TO_CLIENT_VERSIONED } from "@/schemas/client-protocol/versioned";
 import { arrayBuffersEqual, bufferToArrayBuffer } from "@/utils";
 import {
 	CONN_DRIVERS,
-	ConnDriverKind,
 	type ConnDriverState,
-	ConnReadyState,
 	getConnDriverKindFromState,
 } from "./conn-drivers";
 import type { ConnSocket } from "./conn-socket";
@@ -17,15 +13,6 @@ import * as errors from "./errors";
 import { type ActorInstance, PERSIST_SYMBOL } from "./instance";
 import type { PersistedConn } from "./persisted";
 import { CachedSerializer } from "./protocol/serde";
-import { generateSecureToken } from "./utils";
-
-export function generateConnId(): string {
-	return crypto.randomUUID();
-}
-
-export function generateConnToken(): string {
-	return generateSecureToken(32);
-}
 
 export function generateConnRequestId(): string {
 	return crypto.randomUUID();
@@ -35,8 +22,6 @@ export type ConnId = string;
 
 export type AnyConn = Conn<any, any, any, any, any, any>;
 
-export type ConnectionStatus = "connected" | "reconnecting";
-
 /**
  * Represents a client connection to a actor.
  *
@@ -53,7 +38,11 @@ export class Conn<S, CP, CS, V, I, DB extends AnyDatabaseProvider> {
 	/**
 	 * The proxied state that notifies of changes automatically.
 	 *
-	 * Any data that should be stored indefinitely should be held within this object.
+	 * Any data that should be stored indefinitely should be held within this
+	 * object.
+	 *
+	 * This will only be persisted if using hibernatable WebSockets. If not,
+	 * this is just used to hole state.
 	 */
 	__persist: PersistedConn<CP, CS>;
 
@@ -68,15 +57,6 @@ export class Conn<S, CP, CS, V, I, DB extends AnyDatabaseProvider> {
 	 */
 	__socket?: ConnSocket;
 
-	get __status(): ConnectionStatus {
-		// TODO: isHibernatible might be true while the actual hibernatable websocket has disconnected
-		if (this.__socket || this.isHibernatable) {
-			return "connected";
-		} else {
-			return "reconnecting";
-		}
-	}
-
 	public get params(): CP {
 		return this.__persist.params;
 	}
@@ -113,20 +93,6 @@ export class Conn<S, CP, CS, V, I, DB extends AnyDatabaseProvider> {
 		return this.__persist.connId;
 	}
 
-	/**
-	 * Token used to authenticate this request.
-	 */
-	public get _token(): string {
-		return this.__persist.token;
-	}
-
-	/**
-	 * Status of the connection.
-	 */
-	public get status(): ConnectionStatus {
-		return this.__status;
-	}
-
 	/**
 	 * @experimental
 	 *