Monorepo for Tangled
bobbin/worker: add cloudflare containers deployment
Signed-off-by: Anirudh Oppiliappan <x@icyphox.sh>
authored by
Anirudh Oppiliappan
and committed by
Anirudh Oppiliappan
(Jun 18, 2026, 1:00 PM +0300)
e4346367
898de9c1
+127
+20
bobbin/worker/package.json
+20
bobbin/worker/package.json
···
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{
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"name": "@tangled/bobbin-worker",
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"version": "1.0.0",
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"private": true,
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"type": "module",
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"scripts": {
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"dev": "wrangler dev",
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"deploy": "wrangler deploy",
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"typecheck": "tsc --noEmit"
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},
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"dependencies": {
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"@cloudflare/containers": "^0.3.7"
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},
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"devDependencies": {
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"@cloudflare/workers-types": "^4.20260317.1",
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"@types/node": "^25.5.0",
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"typescript": "^5.9.3",
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"wrangler": "^4.75.0"
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}
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}
+49
bobbin/worker/src/index.ts
+49
bobbin/worker/src/index.ts
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import { Container } from "@cloudflare/containers";
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export interface Env {
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BOBBIN: DurableObjectNamespace<BobbinContainer>;
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BOBBIN_HYDRANT_URL: string;
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BOBBIN_SLINGSHOT_URL: string;
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BOBBIN_LOG: string;
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}
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export class BobbinContainer extends Container {
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defaultPort = 8090;
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enableInternet = true;
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// Bobbin maintains an in-memory index rebuilt from Hydrant replay on every
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// restart, so we want to avoid sleeping where possible. Override
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// onActivityExpired() to keep the container alive indefinitely.
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sleepAfter = "24h";
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onActivityExpired(): boolean {
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// Keep the container running; bobbin's in-memory index is expensive to rebuild.
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return true;
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}
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onError(error: Error) {
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console.error("bobbin container error:", error);
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}
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}
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const INDEX = `This is bobbin, Tangled's stateless XRPC API service: https://tangled.org/tangled.org/core/tree/master/bobbin`;
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export default {
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async fetch(request: Request, env: Env): Promise<Response> {
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const url = new URL(request.url);
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if (url.pathname === "/" || url.pathname === "") {
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return new Response(INDEX, { headers: { "Content-Type": "text/plain" } });
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}
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const container = env.BOBBIN.getByName("primary");
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await container.startAndWaitForPorts({
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startOptions: {
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envVars: {
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BOBBIN_HYDRANT_URL: env.BOBBIN_HYDRANT_URL,
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BOBBIN_SLINGSHOT_URL: env.BOBBIN_SLINGSHOT_URL,
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BOBBIN_LOG: env.BOBBIN_LOG,
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BOBBIN_LOG_FORMAT: "json",
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},
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},
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});
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return container.fetch(request);
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},
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} satisfies ExportedHandler<Env>;
+16
bobbin/worker/tsconfig.json
+16
bobbin/worker/tsconfig.json
···
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{
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"compilerOptions": {
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"target": "ES2022",
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"module": "ES2022",
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"lib": ["ES2022"],
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"moduleResolution": "bundler",
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"types": ["@cloudflare/workers-types", "node"],
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"strict": true,
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"esModuleInterop": true,
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"skipLibCheck": true,
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"forceConsistentCasingInFileNames": true,
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"noEmit": true
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},
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"include": ["src/**/*"],
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"exclude": ["node_modules"]
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}
+42
bobbin/worker/wrangler.jsonc
+42
bobbin/worker/wrangler.jsonc
···
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{
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"$schema": "node_modules/wrangler/config-schema.json",
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"name": "bobbin",
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"main": "src/index.ts",
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"compatibility_date": "2026-03-07",
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"observability": {
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"enabled": true,
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},
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"containers": [
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{
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"class_name": "BobbinContainer",
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"image": "../containerfiles/bobbin.Containerfile",
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"image_build_context": "../../",
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"instance_type": "standard-2",
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"max_instances": 1,
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},
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],
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"durable_objects": {
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"bindings": [
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{
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"name": "BOBBIN",
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"class_name": "BobbinContainer",
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},
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],
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},
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"migrations": [
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{
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"tag": "v1",
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"new_sqlite_classes": ["BobbinContainer"],
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},
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],
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"custom_domains": [
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{
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"pattern": "api.tangled.org",
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},
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],
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"vars": {
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"BOBBIN_HYDRANT_URL": "https://hyd.bob.oyster.cafe",
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"BOBBIN_SLINGSHOT_URL": "https://slng.bob.oyster.cafe",
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"BOBBIN_LOG": "info",
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},
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}