{"version":3,"file":"create-entrypoint-CuRJVzTp.mjs","names":[],"sources":["../src/tako/create-entrypoint.ts"],"sourcesContent":["/**\n * Creates a Tako entrypoint for any JS runtime.\n *\n * Each runtime-specific entrypoint calls `createEntrypoint` which handles\n * the runtime-agnostic boot flow.\n *\n * CLI args (appended by tako-server):\n *
--instance \n */\n\nimport { isAbsolute, resolve } from \"node:path\";\nimport { pathToFileURL } from \"node:url\";\nimport { handleTakoEndpoint } from \"./endpoints\";\nimport { normalizeFetchResponse } from \"./fetch-response\";\nimport { writeViaInheritedFd } from \"./readiness\";\nimport { bootstrapChannels } from \"../channels/bootstrap\";\nimport type { ChannelRegistry } from \"../channels\";\nimport { initServerRuntime } from \"./init\";\nimport type { FetchFunction, ReadyableFetchHandler, TakoStatus } from \"../types\";\n\n/** Exported for tests and for runtime entrypoints that want the default impl. */\nexport const signalReadyPortOnFd = writeViaInheritedFd;\n\ninterface ParsedArgs {\n main: string;\n instance: string;\n}\n\nfunction parseArgs(argv: string[]): ParsedArgs {\n const args = argv.slice(2);\n let main = \"\";\n let instance = \"unknown\";\n\n for (let i = 0; i < args.length; i++) {\n switch (args[i]) {\n case \"--instance\":\n instance = args[++i] ?? \"unknown\";\n break;\n default:\n if (!main && !args[i]?.startsWith(\"--\")) {\n main = args[i] ?? \"\";\n }\n break;\n }\n }\n\n return { main, instance };\n}\n\nfunction statusAppName(): string {\n const [appName = \"\"] = (process.env[\"TAKO_APP_NAME\"] || \"app\").split(\"/\");\n return appName || \"app\";\n}\n\nexport function createEntrypoint() {\n const signalReadyPort = (port: number): void => writeViaInheritedFd(4, port);\n\n const parsed = parseArgs(process.argv);\n const port = parseInt(process.env[\"PORT\"] || \"3000\", 10);\n const host = process.env[\"HOST\"] || \"127.0.0.1\";\n\n const startedAt = Date.now();\n let currentStatus: TakoStatus[\"status\"] = \"starting\";\n\n function getStatus(): TakoStatus {\n return {\n status: currentStatus,\n app: statusAppName(),\n version: process.env[\"TAKO_BUILD\"] || \"unknown\",\n instance_id: parsed.instance,\n pid: process.pid,\n uptime_seconds: Math.floor((Date.now() - startedAt) / 1000),\n };\n }\n\n function setDraining(): void {\n currentStatus = \"draining\";\n }\n\n async function run(\n startServer: (\n handleRequest: (request: Request) => Promise,\n ) => number | void | Promise,\n ): Promise {\n if (!parsed.main) {\n console.error(\"Usage: entrypoint
[--instance ]\");\n process.exit(1);\n }\n\n initServerRuntime();\n\n let channels: ChannelRegistry;\n try {\n const result = await bootstrapChannels({ appDir: process.cwd() });\n channels = result.registry;\n } catch (err) {\n console.error(\"Failed to load channels directory:\", err);\n process.exit(1);\n }\n\n let userFetch: FetchFunction;\n let userReady: (() => void | Promise) | null = null;\n try {\n // `parsed.main` is a filesystem path from the spawner's launch args,\n // relative to the app cwd. Convert to a file:// URL so dynamic\n // `import()` resolves it against the app — not the SDK module URL,\n // which lives under `node_modules/tako.sh/dist/`.\n const mainPath = isAbsolute(parsed.main) ? parsed.main : resolve(process.cwd(), parsed.main);\n const mainUrl = pathToFileURL(mainPath).href;\n const module = (await import(/* @vite-ignore */ mainUrl)) as { default?: unknown };\n const defaultExport = module.default;\n if (typeof defaultExport === \"function\") {\n const readyable = defaultExport as ReadyableFetchHandler;\n userFetch = readyable;\n if (typeof readyable.ready === \"function\") {\n userReady = () => readyable.ready?.();\n }\n } else if (\n defaultExport &&\n typeof defaultExport === \"object\" &&\n typeof (defaultExport as { fetch?: unknown }).fetch === \"function\"\n ) {\n const obj = defaultExport as { fetch: FetchFunction; ready?: () => void | Promise };\n userFetch = obj.fetch;\n if (typeof obj.ready === \"function\") {\n const ready = obj.ready;\n userReady = () => ready();\n }\n } else {\n throw new Error(\"App must export a default fetch function or { fetch } object.\");\n }\n } catch (err) {\n console.error(`Failed to import app from ${parsed.main}:`, err);\n process.exit(1);\n }\n\n if (userReady) {\n try {\n await userReady();\n } catch (err) {\n console.error(`Failed to initialize app readiness from ${parsed.main}:`, err);\n process.exit(1);\n }\n }\n\n const env: Record = {};\n for (const [key, value] of Object.entries(process.env)) {\n if (value !== undefined) {\n env[key] = value;\n }\n }\n\n const handleRequest = async (request: Request): Promise => {\n const takoResponse = await handleTakoEndpoint(request, getStatus(), channels);\n if (takoResponse) {\n return takoResponse;\n }\n\n try {\n return normalizeFetchResponse(await userFetch(request, env));\n } catch (err) {\n console.error(\"Error in user fetch handler:\", err);\n return new Response(JSON.stringify({ error: \"Internal Server Error\" }), {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n });\n }\n };\n\n const actualPort = await startServer(handleRequest);\n currentStatus = \"healthy\";\n if (actualPort != null) {\n signalReadyPort(actualPort);\n }\n }\n\n return { run, host, port, setDraining };\n}\n"],"mappings":";;;;;;;;;;;;;;;;AA4BA,SAAS,UAAU,MAA4B;CAC7C,MAAM,OAAO,KAAK,MAAM,EAAE;CAC1B,IAAI,OAAO;CACX,IAAI,WAAW;CAEf,KAAK,IAAI,IAAI,GAAG,IAAI,KAAK,QAAQ,KAC/B,QAAQ,KAAK,IAAb;EACE,KAAK;GACH,WAAW,KAAK,EAAE,MAAM;GACxB;EACF;GACE,IAAI,CAAC,QAAQ,CAAC,KAAK,IAAI,WAAW,KAAK,EACrC,OAAO,KAAK,MAAM;GAEpB;;CAIN,OAAO;EAAE;EAAM;EAAU;;AAG3B,SAAS,gBAAwB;CAC/B,MAAM,CAAC,UAAU,OAAO,QAAQ,IAAI,oBAAoB,OAAO,MAAM,IAAI;CACzE,OAAO,WAAW;;AAGpB,SAAgB,mBAAmB;CACjC,MAAM,mBAAmB,SAAuB,oBAAoB,GAAG,KAAK;CAE5E,MAAM,SAAS,UAAU,QAAQ,KAAK;CACtC,MAAM,OAAO,SAAS,QAAQ,IAAI,WAAW,QAAQ,GAAG;CACxD,MAAM,OAAO,QAAQ,IAAI,WAAW;CAEpC,MAAM,YAAY,KAAK,KAAK;CAC5B,IAAI,gBAAsC;CAE1C,SAAS,YAAwB;EAC/B,OAAO;GACL,QAAQ;GACR,KAAK,eAAe;GACpB,SAAS,QAAQ,IAAI,iBAAiB;GACtC,aAAa,OAAO;GACpB,KAAK,QAAQ;GACb,gBAAgB,KAAK,OAAO,KAAK,KAAK,GAAG,aAAa,IAAK;GAC5D;;CAGH,SAAS,cAAoB;EAC3B,gBAAgB;;CAGlB,eAAe,IACb,aAGe;EACf,IAAI,CAAC,OAAO,MAAM;GAChB,QAAQ,MAAM,uDAAuD;GACrE,QAAQ,KAAK,EAAE;;EAGjB,mBAAmB;EAEnB,IAAI;EACJ,IAAI;GAEF,YAAW,MADU,kBAAkB,EAAE,QAAQ,QAAQ,KAAK,EAAE,CAAC,EAC/C;WACX,KAAK;GACZ,QAAQ,MAAM,sCAAsC,IAAI;GACxD,QAAQ,KAAK,EAAE;;EAGjB,IAAI;EACJ,IAAI,YAAiD;EACrD,IAAI;GAQF,MAAM,iBAAgB,MADA;;IADN,cADC,WAAW,OAAO,KAAK,GAAG,OAAO,OAAO,QAAQ,QAAQ,KAAK,EAAE,OAAO,KAAK,CACrD,CAAC;GAEX;GAC7B,IAAI,OAAO,kBAAkB,YAAY;IACvC,MAAM,YAAY;IAClB,YAAY;IACZ,IAAI,OAAO,UAAU,UAAU,YAC7B,kBAAkB,UAAU,SAAS;UAElC,IACL,iBACA,OAAO,kBAAkB,YACzB,OAAQ,cAAsC,UAAU,YACxD;IACA,MAAM,MAAM;IACZ,YAAY,IAAI;IAChB,IAAI,OAAO,IAAI,UAAU,YAAY;KACnC,MAAM,QAAQ,IAAI;KAClB,kBAAkB,OAAO;;UAG3B,MAAM,IAAI,MAAM,gEAAgE;WAE3E,KAAK;GACZ,QAAQ,MAAM,6BAA6B,OAAO,KAAK,IAAI,IAAI;GAC/D,QAAQ,KAAK,EAAE;;EAGjB,IAAI,WACF,IAAI;GACF,MAAM,WAAW;WACV,KAAK;GACZ,QAAQ,MAAM,2CAA2C,OAAO,KAAK,IAAI,IAAI;GAC7E,QAAQ,KAAK,EAAE;;EAInB,MAAM,MAA8B,EAAE;EACtC,KAAK,MAAM,CAAC,KAAK,UAAU,OAAO,QAAQ,QAAQ,IAAI,EACpD,IAAI,UAAU,QACZ,IAAI,OAAO;EAIf,MAAM,gBAAgB,OAAO,YAAwC;GACnE,MAAM,eAAe,MAAM,mBAAmB,SAAS,WAAW,EAAE,SAAS;GAC7E,IAAI,cACF,OAAO;GAGT,IAAI;IACF,OAAO,uBAAuB,MAAM,UAAU,SAAS,IAAI,CAAC;YACrD,KAAK;IACZ,QAAQ,MAAM,gCAAgC,IAAI;IAClD,OAAO,IAAI,SAAS,KAAK,UAAU,EAAE,OAAO,yBAAyB,CAAC,EAAE;KACtE,QAAQ;KACR,SAAS,EAAE,gBAAgB,oBAAoB;KAChD,CAAC;;;EAIN,MAAM,aAAa,MAAM,YAAY,cAAc;EACnD,gBAAgB;EAChB,IAAI,cAAc,MAChB,gBAAgB,WAAW;;CAI/B,OAAO;EAAE;EAAK;EAAM;EAAM;EAAa"}