Use textproto package descriptors

package.json

@@ -0,0 +1,25 @@
+{
+  "name": "@quixos/camino-package-runtime",
+  "version": "0.1.0",
+  "private": true,
+  "type": "module",
+  "exports": {
+    ".": {
+      "types": "./src/index.ts",
+      "default": "./src/index.ts"
+    }
+  },
+  "scripts": {
+    "generate": "rm -rf src/camino src/quixos && protoc --plugin=protoc-gen-es=../todo-runtime/node_modules/.bin/protoc-gen-es --es_out=src --es_opt=target=ts,import_extension=js --proto_path=../../quixos-protocol/proto --proto_path=$QUIXOS_PROTO_PATH ../../quixos-protocol/proto/quixos/refs.proto ../../quixos-protocol/proto/quixos/runtime.proto ../../quixos-protocol/proto/camino/schema.proto ../../quixos-protocol/proto/camino/api.proto",
+    "typecheck": "npm run generate && tsc --noEmit"
+  },
+  "dependencies": {
+    "@bufbuild/protobuf": "^2.12.1",
+    "@connectrpc/connect": "^2.1.2",
+    "@connectrpc/connect-node": "^2.1.2"
+  },
+  "devDependencies": {
+    "@types/node": "^24",
+    "typescript": "^5.9.3"
+  }
+}

src/camino/schema_pb.ts

@@ -0,0 +1,525 @@
+// @generated by protoc-gen-es v2.12.1 with parameter "target=ts,import_extension=js"
+// @generated from file camino/schema.proto (package camino, syntax proto3)
+/* eslint-disable */
+
+import type { GenEnum, GenFile, GenMessage } from "@bufbuild/protobuf/codegenv2";
+import { enumDesc, fileDesc, messageDesc } from "@bufbuild/protobuf/codegenv2";
+import type { FunctionRef } from "../quixos/refs_pb.js";
+import { file_quixos_refs } from "../quixos/refs_pb.js";
+import type { Message } from "@bufbuild/protobuf";
+
+/**
+ * Describes the file camino/schema.proto.
+ */
+export const file_camino_schema: GenFile = /*@__PURE__*/
+  fileDesc("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", [file_quixos_refs]);
+
+/**
+ * @generated from message camino.SymbolRef
+ */
+export type SymbolRef = Message<"camino.SymbolRef"> & {
+  /**
+   * @generated from field: string namespace = 1;
+   */
+  namespace: string;
+
+  /**
+   * @generated from field: string name = 2;
+   */
+  name: string;
+
+  /**
+   * @generated from field: string version = 3;
+   */
+  version: string;
+
+  /**
+   * @generated from field: string hash = 4;
+   */
+  hash: string;
+};
+
+/**
+ * Describes the message camino.SymbolRef.
+ * Use `create(SymbolRefSchema)` to create a new message.
+ */
+export const SymbolRefSchema: GenMessage<SymbolRef> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 0);
+
+/**
+ * @generated from message camino.Ref
+ */
+export type Ref = Message<"camino.Ref"> & {
+  /**
+   * @generated from field: string object_id = 1;
+   */
+  objectId: string;
+};
+
+/**
+ * Describes the message camino.Ref.
+ * Use `create(RefSchema)` to create a new message.
+ */
+export const RefSchema: GenMessage<Ref> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 1);
+
+/**
+ * @generated from message camino.CrdtText
+ */
+export type CrdtText = Message<"camino.CrdtText"> & {
+  /**
+   * @generated from field: bytes payload = 1;
+   */
+  payload: Uint8Array;
+};
+
+/**
+ * Describes the message camino.CrdtText.
+ * Use `create(CrdtTextSchema)` to create a new message.
+ */
+export const CrdtTextSchema: GenMessage<CrdtText> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 2);
+
+/**
+ * @generated from message camino.CrdtRichText
+ */
+export type CrdtRichText = Message<"camino.CrdtRichText"> & {
+  /**
+   * @generated from field: bytes payload = 1;
+   */
+  payload: Uint8Array;
+};
+
+/**
+ * Describes the message camino.CrdtRichText.
+ * Use `create(CrdtRichTextSchema)` to create a new message.
+ */
+export const CrdtRichTextSchema: GenMessage<CrdtRichText> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 3);
+
+/**
+ * @generated from message camino.CrdtJson
+ */
+export type CrdtJson = Message<"camino.CrdtJson"> & {
+  /**
+   * @generated from field: bytes payload = 1;
+   */
+  payload: Uint8Array;
+};
+
+/**
+ * Describes the message camino.CrdtJson.
+ * Use `create(CrdtJsonSchema)` to create a new message.
+ */
+export const CrdtJsonSchema: GenMessage<CrdtJson> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 4);
+
+/**
+ * @generated from message camino.ClassSchema
+ */
+export type ClassSchema = Message<"camino.ClassSchema"> & {
+  /**
+   * @generated from field: camino.SymbolRef id = 1;
+   */
+  id?: SymbolRef | undefined;
+
+  /**
+   * @generated from field: uint32 version = 2;
+   */
+  version: number;
+
+  /**
+   * @generated from field: repeated camino.FieldSchema fields = 3;
+   */
+  fields: FieldSchema[];
+
+  /**
+   * @generated from field: repeated camino.EdgeSchema edges = 4;
+   */
+  edges: EdgeSchema[];
+
+  /**
+   * @generated from field: repeated camino.MethodSchema methods = 5;
+   */
+  methods: MethodSchema[];
+
+  /**
+   * @generated from field: repeated camino.MigrationSpec migrations = 6;
+   */
+  migrations: MigrationSpec[];
+
+  /**
+   * @generated from field: string source_file = 7;
+   */
+  sourceFile: string;
+
+  /**
+   * @generated from field: string proto_message = 8;
+   */
+  protoMessage: string;
+};
+
+/**
+ * Describes the message camino.ClassSchema.
+ * Use `create(ClassSchemaSchema)` to create a new message.
+ */
+export const ClassSchemaSchema: GenMessage<ClassSchema> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 5);
+
+/**
+ * @generated from message camino.FieldSchema
+ */
+export type FieldSchema = Message<"camino.FieldSchema"> & {
+  /**
+   * @generated from field: string name = 1;
+   */
+  name: string;
+
+  /**
+   * @generated from field: uint32 tag = 2;
+   */
+  tag: number;
+
+  /**
+   * @generated from field: camino.TypeRef type = 3;
+   */
+  type?: TypeRef | undefined;
+
+  /**
+   * @generated from field: camino.ConflictStrategy conflict = 4;
+   */
+  conflict: ConflictStrategy;
+
+  /**
+   * @generated from field: bool repeated = 5;
+   */
+  repeated: boolean;
+
+  /**
+   * @generated from field: bool optional = 6;
+   */
+  optional: boolean;
+
+  /**
+   * @generated from field: camino.FieldStorage storage = 7;
+   */
+  storage?: FieldStorage | undefined;
+};
+
+/**
+ * Describes the message camino.FieldSchema.
+ * Use `create(FieldSchemaSchema)` to create a new message.
+ */
+export const FieldSchemaSchema: GenMessage<FieldSchema> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 6);
+
+/**
+ * @generated from message camino.FieldStorage
+ */
+export type FieldStorage = Message<"camino.FieldStorage"> & {
+  /**
+   * @generated from field: camino.FieldStorageKind kind = 1;
+   */
+  kind: FieldStorageKind;
+
+  /**
+   * @generated from field: quixos.FunctionRef resolver = 2;
+   */
+  resolver?: FunctionRef | undefined;
+
+  /**
+   * @generated from field: bool cache = 3;
+   */
+  cache: boolean;
+};
+
+/**
+ * Describes the message camino.FieldStorage.
+ * Use `create(FieldStorageSchema)` to create a new message.
+ */
+export const FieldStorageSchema: GenMessage<FieldStorage> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 7);
+
+/**
+ * @generated from message camino.TypeRef
+ */
+export type TypeRef = Message<"camino.TypeRef"> & {
+  /**
+   * @generated from field: string proto_type = 1;
+   */
+  protoType: string;
+
+  /**
+   * @generated from field: camino.SymbolRef symbol = 2;
+   */
+  symbol?: SymbolRef | undefined;
+};
+
+/**
+ * Describes the message camino.TypeRef.
+ * Use `create(TypeRefSchema)` to create a new message.
+ */
+export const TypeRefSchema: GenMessage<TypeRef> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 8);
+
+/**
+ * @generated from message camino.EdgeSchema
+ */
+export type EdgeSchema = Message<"camino.EdgeSchema"> & {
+  /**
+   * @generated from field: camino.SymbolRef id = 1;
+   */
+  id?: SymbolRef | undefined;
+
+  /**
+   * @generated from field: string source_field = 2;
+   */
+  sourceField: string;
+
+  /**
+   * @generated from field: camino.SymbolRef from_class = 3;
+   */
+  fromClass?: SymbolRef | undefined;
+
+  /**
+   * @generated from field: camino.SymbolRef to_class = 4;
+   */
+  toClass?: SymbolRef | undefined;
+
+  /**
+   * @generated from field: camino.Cardinality cardinality = 5;
+   */
+  cardinality: Cardinality;
+
+  /**
+   * @generated from field: string inverse = 6;
+   */
+  inverse: string;
+
+  /**
+   * @generated from field: repeated camino.FieldSchema fields = 7;
+   */
+  fields: FieldSchema[];
+};
+
+/**
+ * Describes the message camino.EdgeSchema.
+ * Use `create(EdgeSchemaSchema)` to create a new message.
+ */
+export const EdgeSchemaSchema: GenMessage<EdgeSchema> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 9);
+
+/**
+ * @generated from message camino.MethodSchema
+ */
+export type MethodSchema = Message<"camino.MethodSchema"> & {
+  /**
+   * @generated from field: string name = 1;
+   */
+  name: string;
+
+  /**
+   * @generated from field: quixos.FunctionRef function = 2;
+   */
+  function?: FunctionRef | undefined;
+};
+
+/**
+ * Describes the message camino.MethodSchema.
+ * Use `create(MethodSchemaSchema)` to create a new message.
+ */
+export const MethodSchemaSchema: GenMessage<MethodSchema> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 10);
+
+/**
+ * @generated from message camino.MigrationSpec
+ */
+export type MigrationSpec = Message<"camino.MigrationSpec"> & {
+  /**
+   * @generated from field: uint32 from_version = 1;
+   */
+  fromVersion: number;
+
+  /**
+   * @generated from field: uint32 to_version = 2;
+   */
+  toVersion: number;
+
+  /**
+   * @generated from field: quixos.FunctionRef function = 3;
+   */
+  function?: FunctionRef | undefined;
+};
+
+/**
+ * Describes the message camino.MigrationSpec.
+ * Use `create(MigrationSpecSchema)` to create a new message.
+ */
+export const MigrationSpecSchema: GenMessage<MigrationSpec> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 11);
+
+/**
+ * @generated from message camino.DocRefDeclaration
+ */
+export type DocRefDeclaration = Message<"camino.DocRefDeclaration"> & {
+  /**
+   * @generated from field: string local_name = 1;
+   */
+  localName: string;
+
+  /**
+   * @generated from field: camino.SymbolRef type = 2;
+   */
+  type?: SymbolRef | undefined;
+
+  /**
+   * @generated from field: camino.SymbolRef target_class = 3;
+   */
+  targetClass?: SymbolRef | undefined;
+
+  /**
+   * @generated from field: camino.DocRefStrength strength = 4;
+   */
+  strength: DocRefStrength;
+};
+
+/**
+ * Describes the message camino.DocRefDeclaration.
+ * Use `create(DocRefDeclarationSchema)` to create a new message.
+ */
+export const DocRefDeclarationSchema: GenMessage<DocRefDeclaration> = /*@__PURE__*/
+  messageDesc(file_camino_schema, 12);
+
+/**
+ * @generated from enum camino.ConflictStrategy
+ */
+export enum ConflictStrategy {
+  /**
+   * @generated from enum value: CONFLICT_STRATEGY_UNSPECIFIED = 0;
+   */
+  CONFLICT_STRATEGY_UNSPECIFIED = 0,
+
+  /**
+   * @generated from enum value: REPLACE = 1;
+   */
+  REPLACE = 1,
+
+  /**
+   * @generated from enum value: PRESERVE_CONFLICTS = 2;
+   */
+  PRESERVE_CONFLICTS = 2,
+
+  /**
+   * @generated from enum value: CRDT = 3;
+   */
+  CRDT = 3,
+}
+
+/**
+ * Describes the enum camino.ConflictStrategy.
+ */
+export const ConflictStrategySchema: GenEnum<ConflictStrategy> = /*@__PURE__*/
+  enumDesc(file_camino_schema, 0);
+
+/**
+ * @generated from enum camino.Cardinality
+ */
+export enum Cardinality {
+  /**
+   * @generated from enum value: CARDINALITY_UNSPECIFIED = 0;
+   */
+  CARDINALITY_UNSPECIFIED = 0,
+
+  /**
+   * @generated from enum value: OPTIONAL_ONE = 1;
+   */
+  OPTIONAL_ONE = 1,
+
+  /**
+   * @generated from enum value: EXACTLY_ONE = 2;
+   */
+  EXACTLY_ONE = 2,
+
+  /**
+   * @generated from enum value: MANY = 3;
+   */
+  MANY = 3,
+
+  /**
+   * @generated from enum value: MANY_UNIQUE = 4;
+   */
+  MANY_UNIQUE = 4,
+
+  /**
+   * @generated from enum value: MANY_ORDERED = 5;
+   */
+  MANY_ORDERED = 5,
+}
+
+/**
+ * Describes the enum camino.Cardinality.
+ */
+export const CardinalitySchema: GenEnum<Cardinality> = /*@__PURE__*/
+  enumDesc(file_camino_schema, 1);
+
+/**
+ * @generated from enum camino.DocRefStrength
+ */
+export enum DocRefStrength {
+  /**
+   * @generated from enum value: DOC_REF_STRENGTH_UNSPECIFIED = 0;
+   */
+  DOC_REF_STRENGTH_UNSPECIFIED = 0,
+
+  /**
+   * @generated from enum value: SOFT_REF = 1;
+   */
+  SOFT_REF = 1,
+
+  /**
+   * @generated from enum value: PROJECTED_EDGE = 2;
+   */
+  PROJECTED_EDGE = 2,
+}
+
+/**
+ * Describes the enum camino.DocRefStrength.
+ */
+export const DocRefStrengthSchema: GenEnum<DocRefStrength> = /*@__PURE__*/
+  enumDesc(file_camino_schema, 2);
+
+/**
+ * @generated from enum camino.FieldStorageKind
+ */
+export enum FieldStorageKind {
+  /**
+   * @generated from enum value: FIELD_STORAGE_KIND_UNSPECIFIED = 0;
+   */
+  FIELD_STORAGE_KIND_UNSPECIFIED = 0,
+
+  /**
+   * @generated from enum value: STORED = 1;
+   */
+  STORED = 1,
+
+  /**
+   * @generated from enum value: DERIVED = 2;
+   */
+  DERIVED = 2,
+
+  /**
+   * @generated from enum value: LAZY = 3;
+   */
+  LAZY = 3,
+
+  /**
+   * @generated from enum value: EXTERNAL = 4;
+   */
+  EXTERNAL = 4,
+}
+
+/**
+ * Describes the enum camino.FieldStorageKind.
+ */
+export const FieldStorageKindSchema: GenEnum<FieldStorageKind> = /*@__PURE__*/
+  enumDesc(file_camino_schema, 3);

src/index.ts

@@ -0,0 +1,309 @@
+import http from "node:http";
+import { create } from "@bufbuild/protobuf";
+import { createClient, type Client } from "@connectrpc/connect";
+import {
+  connectNodeAdapter,
+  createConnectTransport,
+} from "@connectrpc/connect-node";
+import {
+  CaminoService,
+  CrdtValueSchema,
+  ListValueSchema,
+  NullValueSchema,
+  ObjectValueSchema,
+  RefValueSchema,
+  ValueSchema,
+  type Value,
+} from "./camino/api_pb.js";
+import {
+  HandshakeResponseSchema,
+  InvokeResponseSchema,
+  PackageRuntime,
+  type InvokeRequest,
+} from "./quixos/runtime_pb.js";
+import { FunctionRefSchema } from "./quixos/refs_pb.js";
+
+declare const objectRefBrand: unique symbol;
+
+export type ObjectRef<ClassId extends string> = string & {
+  readonly [objectRefBrand]: ClassId;
+};
+
+export type CaminoClient = Client<typeof CaminoService>;
+
+export type { InvokeRequest, Value };
+
+export type Field<T> = {
+  set(value: T): Promise<void>;
+};
+
+export type RuntimeHandler<Context> = (
+  context: Context,
+) => Promise<unknown> | unknown;
+
+export type RuntimeFunctionSpec<ExportName extends string = string> = {
+  exportName: ExportName;
+  symbol: string;
+};
+
+const isRecord = (value: unknown): value is Record<string, unknown> =>
+  Boolean(value) && typeof value === "object" && !Array.isArray(value);
+
+const bytesToBase64 = (value: Uint8Array) =>
+  Buffer.from(value).toString("base64");
+
+const base64ToBytes = (value: string) => Buffer.from(value, "base64");
+
+export const jsToProtoValue = (value: unknown): Value => {
+  if (value === null || value === undefined) {
+    return create(ValueSchema, {
+      kind: {
+        case: "nullValue",
+        value: create(NullValueSchema, {}),
+      },
+    });
+  }
+  if (typeof value === "boolean") {
+    return create(ValueSchema, {
+      kind: { case: "boolValue", value },
+    });
+  }
+  if (typeof value === "number") {
+    return create(ValueSchema, {
+      kind: { case: "numberValue", value },
+    });
+  }
+  if (typeof value === "bigint") {
+    return create(ValueSchema, {
+      kind: { case: "integerValue", value: value.toString() },
+    });
+  }
+  if (typeof value === "string") {
+    return create(ValueSchema, {
+      kind: { case: "stringValue", value },
+    });
+  }
+  if (value instanceof Uint8Array) {
+    return create(ValueSchema, {
+      kind: { case: "bytesValue", value },
+    });
+  }
+  if (Array.isArray(value)) {
+    return create(ValueSchema, {
+      kind: {
+        case: "listValue",
+        value: create(ListValueSchema, {
+          values: value.map(jsToProtoValue),
+        }),
+      },
+    });
+  }
+  if (isRecord(value)) {
+    if (typeof value.$caminoRef === "string") {
+      return create(ValueSchema, {
+        kind: {
+          case: "refValue",
+          value: create(RefValueSchema, {
+            objectId: value.$caminoRef,
+          }),
+        },
+      });
+    }
+    if (
+      typeof value.$caminoBytes === "string" &&
+      Object.keys(value).every((key) => key === "$caminoBytes")
+    ) {
+      return create(ValueSchema, {
+        kind: {
+          case: "bytesValue",
+          value: base64ToBytes(value.$caminoBytes),
+        },
+      });
+    }
+    if (
+      typeof value.$caminoCrdtType === "string" &&
+      typeof value.$caminoCrdtPayload === "string"
+    ) {
+      return create(ValueSchema, {
+        kind: {
+          case: "crdtValue",
+          value: create(CrdtValueSchema, {
+            type: value.$caminoCrdtType,
+            encoding:
+              typeof value.$caminoCrdtEncoding === "string"
+                ? value.$caminoCrdtEncoding
+                : "base64",
+            payload: base64ToBytes(value.$caminoCrdtPayload),
+          }),
+        },
+      });
+    }
+    return create(ValueSchema, {
+      kind: {
+        case: "objectValue",
+        value: create(ObjectValueSchema, {
+          fields: jsObjectToProtoFields(value),
+        }),
+      },
+    });
+  }
+  throw new Error(`Unsupported Camino RPC value: ${typeof value}`);
+};
+
+export const protoValueToJs = (value: Value | undefined): unknown => {
+  switch (value?.kind.case) {
+    case "nullValue":
+    case undefined:
+      return null;
+    case "boolValue":
+    case "numberValue":
+    case "stringValue":
+      return value.kind.value;
+    case "integerValue":
+      return value.kind.value;
+    case "bytesValue":
+      return bytesToBase64(value.kind.value);
+    case "listValue":
+      return value.kind.value.values.map(protoValueToJs);
+    case "objectValue":
+      return protoFieldsToJs(value.kind.value.fields);
+    case "refValue":
+      return value.kind.value.objectId;
+    case "crdtValue":
+      return {
+        $caminoCrdtType: value.kind.value.type,
+        $caminoCrdtEncoding: value.kind.value.encoding,
+        $caminoCrdtPayload: bytesToBase64(value.kind.value.payload),
+      };
+  }
+};
+
+export const jsObjectToProtoFields = (value: Record<string, unknown>) =>
+  Object.fromEntries(
+    Object.entries(value)
+      .filter(([, fieldValue]) => fieldValue !== undefined)
+      .map(([key, fieldValue]) => [key, jsToProtoValue(fieldValue)]),
+  );
+
+export const protoFieldsToJs = (
+  fields: Record<string, Value> | undefined,
+): Record<string, unknown> =>
+  Object.fromEntries(
+    Object.entries(fields ?? {}).map(([key, value]) => [
+      key,
+      protoValueToJs(value),
+    ]),
+  );
+
+export const objectRef = <ClassId extends string>(objectId: string) =>
+  objectId as ObjectRef<ClassId>;
+
+export const createField = <T>(
+  camino: CaminoClient,
+  objectId: string,
+  fieldName: string,
+): Field<T> => ({
+  async set(value) {
+    await camino.setField({
+      objectId,
+      fieldName,
+      value: jsToProtoValue(value),
+    });
+  },
+});
+
+export const serveQuixosPackageRuntime = <
+  Context,
+  Spec extends readonly RuntimeFunctionSpec[],
+>(params: {
+  packageNamespace: string;
+  packageName: string;
+  runtimeProtocolVersion: string;
+  functions: Spec;
+  implementation: {
+    [Name in Spec[number]["exportName"]]: RuntimeHandler<Context>;
+  };
+  createContext: (camino: CaminoClient, request: InvokeRequest) => Context;
+}) => {
+  const host = process.env.QUIXOS_RUNTIME_HOST ?? "127.0.0.1";
+  const port = Number(process.env.QUIXOS_RUNTIME_PORT ?? "0");
+  const caminoUrl = process.env.CAMINO_URL ?? "http://127.0.0.1:7310";
+  const camino = createClient(
+    CaminoService,
+    createConnectTransport({ baseUrl: caminoUrl, httpVersion: "1.1" }),
+  );
+
+  if (!Number.isInteger(port) || port <= 0) {
+    throw new Error("QUIXOS_RUNTIME_PORT must be a positive integer");
+  }
+
+  const functionRefs = params.functions.map((entry) =>
+    create(FunctionRefSchema, {
+      packageNamespace: params.packageNamespace,
+      packageName: params.packageName,
+      symbol: entry.symbol,
+    }),
+  );
+
+  const handler = connectNodeAdapter({
+    routes: (router) => {
+      router.service(PackageRuntime, {
+        async handshake() {
+          return create(HandshakeResponseSchema, {
+            packageNamespace: params.packageNamespace,
+            packageName: params.packageName,
+            runtimeProtocolVersion: params.runtimeProtocolVersion,
+            functions: functionRefs,
+          });
+        },
+
+        async invoke(request) {
+          try {
+            const symbol = request.function?.symbol ?? "";
+            const spec = params.functions.find(
+              (entry) => entry.symbol === symbol,
+            );
+            if (!spec) {
+              throw new Error(
+                `Unknown ${params.packageName} function: ${symbol}`,
+              );
+            }
+            const runtimeFunction = (
+              params.implementation as Record<string, RuntimeHandler<Context>>
+            )[spec.exportName];
+            if (!runtimeFunction) {
+              throw new Error(
+                `Missing ${params.packageName} implementation export: ${spec.exportName}`,
+              );
+            }
+            return create(InvokeResponseSchema, {
+              ok: true,
+              result: jsToProtoValue(
+                await runtimeFunction(params.createContext(camino, request)),
+              ),
+            });
+          } catch (error) {
+            return create(InvokeResponseSchema, {
+              ok: false,
+              result: jsToProtoValue(null),
+              error: error instanceof Error ? error.message : String(error),
+            });
+          }
+        },
+      });
+    },
+  });
+
+  const server = http.createServer((request, response) => {
+    void handler(request, response);
+  });
+  const close = () => server.close(() => process.exit(0));
+
+  server.listen(port, host, () => {
+    process.stderr.write(
+      `${params.packageName} listening on ${host}:${port}\n`,
+    );
+  });
+  process.on("SIGTERM", close);
+  process.on("SIGINT", close);
+};

src/quixos/refs_pb.ts

@@ -0,0 +1,45 @@
+// @generated by protoc-gen-es v2.12.1 with parameter "target=ts,import_extension=js"
+// @generated from file quixos/refs.proto (package quixos, syntax proto3)
+/* eslint-disable */
+
+import type { GenFile, GenMessage } from "@bufbuild/protobuf/codegenv2";
+import { fileDesc, messageDesc } from "@bufbuild/protobuf/codegenv2";
+import type { Message } from "@bufbuild/protobuf";
+
+/**
+ * Describes the file quixos/refs.proto.
+ */
+export const file_quixos_refs: GenFile = /*@__PURE__*/
+  fileDesc("ChFxdWl4b3MvcmVmcy5wcm90bxIGcXVpeG9zImMKC0Z1bmN0aW9uUmVmEhkKEXBhY2thZ2VfbmFtZXNwYWNlGAEgASgJEhQKDHBhY2thZ2VfbmFtZRgCIAEoCRIOCgZzeW1ib2wYAyABKAkSEwoLdmVyc2lvbl9yZWYYBCABKAliBnByb3RvMw");
+
+/**
+ * @generated from message quixos.FunctionRef
+ */
+export type FunctionRef = Message<"quixos.FunctionRef"> & {
+  /**
+   * @generated from field: string package_namespace = 1;
+   */
+  packageNamespace: string;
+
+  /**
+   * @generated from field: string package_name = 2;
+   */
+  packageName: string;
+
+  /**
+   * @generated from field: string symbol = 3;
+   */
+  symbol: string;
+
+  /**
+   * @generated from field: string version_ref = 4;
+   */
+  versionRef: string;
+};
+
+/**
+ * Describes the message quixos.FunctionRef.
+ * Use `create(FunctionRefSchema)` to create a new message.
+ */
+export const FunctionRefSchema: GenMessage<FunctionRef> = /*@__PURE__*/
+  messageDesc(file_quixos_refs, 0);

src/quixos/runtime_pb.ts

@@ -0,0 +1,148 @@
+// @generated by protoc-gen-es v2.12.1 with parameter "target=ts,import_extension=js"
+// @generated from file quixos/runtime.proto (package quixos.runtime, syntax proto3)
+/* eslint-disable */
+
+import type { GenFile, GenMessage, GenService } from "@bufbuild/protobuf/codegenv2";
+import { fileDesc, messageDesc, serviceDesc } from "@bufbuild/protobuf/codegenv2";
+import type { Value } from "../camino/api_pb.js";
+import { file_camino_api } from "../camino/api_pb.js";
+import type { FunctionRef } from "./refs_pb.js";
+import { file_quixos_refs } from "./refs_pb.js";
+import type { Message } from "@bufbuild/protobuf";
+
+/**
+ * Describes the file quixos/runtime.proto.
+ */
+export const file_quixos_runtime: GenFile = /*@__PURE__*/
+  fileDesc("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", [file_camino_api, file_quixos_refs]);
+
+/**
+ * @generated from message quixos.runtime.HandshakeRequest
+ */
+export type HandshakeRequest = Message<"quixos.runtime.HandshakeRequest"> & {
+  /**
+   * @generated from field: string orch_protocol_version = 1;
+   */
+  orchProtocolVersion: string;
+};
+
+/**
+ * Describes the message quixos.runtime.HandshakeRequest.
+ * Use `create(HandshakeRequestSchema)` to create a new message.
+ */
+export const HandshakeRequestSchema: GenMessage<HandshakeRequest> = /*@__PURE__*/
+  messageDesc(file_quixos_runtime, 0);
+
+/**
+ * @generated from message quixos.runtime.HandshakeResponse
+ */
+export type HandshakeResponse = Message<"quixos.runtime.HandshakeResponse"> & {
+  /**
+   * @generated from field: string package_namespace = 1;
+   */
+  packageNamespace: string;
+
+  /**
+   * @generated from field: string package_name = 2;
+   */
+  packageName: string;
+
+  /**
+   * @generated from field: string runtime_protocol_version = 3;
+   */
+  runtimeProtocolVersion: string;
+
+  /**
+   * @generated from field: repeated quixos.FunctionRef functions = 4;
+   */
+  functions: FunctionRef[];
+};
+
+/**
+ * Describes the message quixos.runtime.HandshakeResponse.
+ * Use `create(HandshakeResponseSchema)` to create a new message.
+ */
+export const HandshakeResponseSchema: GenMessage<HandshakeResponse> = /*@__PURE__*/
+  messageDesc(file_quixos_runtime, 1);
+
+/**
+ * @generated from message quixos.runtime.InvokeRequest
+ */
+export type InvokeRequest = Message<"quixos.runtime.InvokeRequest"> & {
+  /**
+   * @generated from field: string invocation_id = 1;
+   */
+  invocationId: string;
+
+  /**
+   * @generated from field: quixos.FunctionRef function = 2;
+   */
+  function?: FunctionRef | undefined;
+
+  /**
+   * @generated from field: string object_id = 3;
+   */
+  objectId: string;
+
+  /**
+   * @generated from field: map<string, camino.Value> input = 4;
+   */
+  input: { [key: string]: Value };
+};
+
+/**
+ * Describes the message quixos.runtime.InvokeRequest.
+ * Use `create(InvokeRequestSchema)` to create a new message.
+ */
+export const InvokeRequestSchema: GenMessage<InvokeRequest> = /*@__PURE__*/
+  messageDesc(file_quixos_runtime, 2);
+
+/**
+ * @generated from message quixos.runtime.InvokeResponse
+ */
+export type InvokeResponse = Message<"quixos.runtime.InvokeResponse"> & {
+  /**
+   * @generated from field: bool ok = 1;
+   */
+  ok: boolean;
+
+  /**
+   * @generated from field: camino.Value result = 2;
+   */
+  result?: Value | undefined;
+
+  /**
+   * @generated from field: string error = 3;
+   */
+  error: string;
+};
+
+/**
+ * Describes the message quixos.runtime.InvokeResponse.
+ * Use `create(InvokeResponseSchema)` to create a new message.
+ */
+export const InvokeResponseSchema: GenMessage<InvokeResponse> = /*@__PURE__*/
+  messageDesc(file_quixos_runtime, 3);
+
+/**
+ * @generated from service quixos.runtime.PackageRuntime
+ */
+export const PackageRuntime: GenService<{
+  /**
+   * @generated from rpc quixos.runtime.PackageRuntime.Handshake
+   */
+  handshake: {
+    methodKind: "unary";
+    input: typeof HandshakeRequestSchema;
+    output: typeof HandshakeResponseSchema;
+  },
+  /**
+   * @generated from rpc quixos.runtime.PackageRuntime.Invoke
+   */
+  invoke: {
+    methodKind: "unary";
+    input: typeof InvokeRequestSchema;
+    output: typeof InvokeResponseSchema;
+  },
+}> = /*@__PURE__*/
+  serviceDesc(file_quixos_runtime, 0);

tsconfig.json

@@ -0,0 +1,13 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "outDir": "dist"
+  },
+  "include": ["src/**/*.ts"]
+}