everything-dev/dist/app.cjs.map

A consolidated product package for building Module Federation apps with oRPC APIs.

{"version":3,"file":"app.cjs","names":["Data","Context","resolveLocalDevelopmentPath","existsSync","join","Effect","createServer","Layer","claimedPorts"],"sources":["../src/app.ts"],"sourcesContent":["import { existsSync } from \"node:fs\";\nimport { createServer } from \"node:net\";\nimport { join } from \"node:path\";\nimport { Context, Data, Effect, Layer } from \"effect\";\nimport { resolveLocalDevelopmentPath } from \"./config\";\nimport { claimedPorts } from \"./process-registry\";\nimport type { AppOrchestrator } from \"./service-descriptor\";\nimport type { BosConfig, RuntimeConfig } from \"./types\";\n\nexport type { AppOrchestrator };\n\nconst PROBE_TIMEOUT_MS = 250;\nconst MAX_PORT_SCAN_STEPS = 1000;\nconst PARALLEL_PROBE_WINDOW = 8;\nconst BLOCK_STEP = 100;\n\nexport type PortBudget = { min: number; max: number };\n\nexport class PortAllocationError extends Data.TaggedError(\"PortAllocationError\")<{\n  preferred: number;\n  budget?: PortBudget;\n  cause?: unknown;\n}> {}\n\nexport interface PortBlockEntry {\n  key: string;\n  preferred: number;\n  pinned: boolean;\n}\n\nexport interface PortBlockRequest {\n  base: number;\n  step?: number;\n  entries: PortBlockEntry[];\n}\n\nexport interface PortBlockAllocation {\n  base: number;\n  ports: Record<string, number>;\n  conflicts: Array<{ key: string; port: number; claimed: boolean }>;\n}\n\nexport class PortAllocator extends Context.Service<\n  PortAllocator,\n  {\n    pickAvailable: (\n      preferred: number,\n      budget?: PortBudget,\n    ) => Effect.Effect<number, PortAllocationError>;\n    acquireBlock: (\n      request: PortBlockRequest,\n    ) => Effect.Effect<PortBlockAllocation, PortAllocationError>;\n  }\n>()(\"PortAllocator\") {}\n\nexport interface LocalPackage {\n  readonly name: string;\n  readonly dir: string;\n}\n\nexport function detectLocalPackages(\n  bosConfig?: BosConfig,\n  runtimeConfig?: RuntimeConfig,\n  root: string = process.cwd(),\n): LocalPackage[] {\n  const packages: LocalPackage[] = [];\n  const configDir = root;\n\n  const uiLocalPath =\n    runtimeConfig?.ui.localPath ??\n    resolveLocalDevelopmentPath(bosConfig?.app.ui.development, configDir);\n  if (uiLocalPath && existsSync(join(uiLocalPath, \"package.json\"))) {\n    packages.push({ name: \"ui\", dir: uiLocalPath });\n  }\n\n  const apiLocalPath =\n    runtimeConfig?.api.localPath ??\n    resolveLocalDevelopmentPath(bosConfig?.app.api.development, configDir);\n  if (apiLocalPath && existsSync(join(apiLocalPath, \"package.json\"))) {\n    packages.push({ name: \"api\", dir: apiLocalPath });\n  }\n\n  const hostLocalPath =\n    runtimeConfig?.host?.localPath ??\n    resolveLocalDevelopmentPath(bosConfig?.app.host.development, configDir);\n  if (hostLocalPath && existsSync(join(hostLocalPath, \"package.json\"))) {\n    packages.push({ name: \"host\", dir: hostLocalPath });\n  } else if (existsSync(join(configDir, \"host\", \"package.json\"))) {\n    packages.push({ name: \"host\", dir: join(configDir, \"host\") });\n  }\n\n  for (const [pluginId, pluginConfig] of Object.entries(runtimeConfig?.plugins ?? {})) {\n    if (pluginConfig.localPath && existsSync(join(pluginConfig.localPath, \"package.json\"))) {\n      packages.push({ name: `plugin:${pluginId}`, dir: pluginConfig.localPath });\n    }\n    if (pluginConfig.ui?.localPath && existsSync(join(pluginConfig.ui.localPath, \"package.json\"))) {\n      packages.push({ name: `plugin-ui:${pluginId}`, dir: pluginConfig.ui.localPath });\n    }\n  }\n\n  const authLocalPath =\n    runtimeConfig?.auth?.localPath ??\n    resolveLocalDevelopmentPath(bosConfig?.app.auth?.development, configDir);\n  if (authLocalPath && existsSync(join(authLocalPath, \"package.json\"))) {\n    packages.push({ name: \"auth\", dir: authLocalPath });\n  }\n\n  return packages;\n}\n\nconst scheduleTimeout = (ms: number, fn: () => void): ReturnType<typeof setTimeout> =>\n  setTimeout(fn, ms);\n\nexport function probePortBindable(port: number): Effect.Effect<boolean> {\n  return Effect.callback<boolean>((resume) => {\n    const server = createServer();\n\n    server.once(\"listening\", () => {\n      server.close(() => {\n        resume(Effect.succeed(true));\n      });\n    });\n\n    server.once(\"error\", () => {\n      server.removeAllListeners();\n      // EADDRINUSE, EACCES, or any other bind error → not available\n      resume(Effect.succeed(false));\n    });\n\n    server.listen(port, \"127.0.0.1\");\n\n    const timer = scheduleTimeout(PROBE_TIMEOUT_MS, () => {\n      server.removeAllListeners();\n      try {\n        server.close();\n      } catch {\n        // ignore\n      }\n      resume(Effect.succeed(false));\n    });\n\n    server.once(\"listening\", () => clearTimeout(timer));\n    server.once(\"error\", () => clearTimeout(timer));\n  });\n}\n\nfunction pickAvailablePort(\n  preferred: number,\n  usedPorts: Set<number>,\n  budget?: PortBudget,\n): Effect.Effect<number, PortAllocationError> {\n  return Effect.gen(function* () {\n    const within = (candidate: number): boolean =>\n      !budget || (candidate >= budget.min && candidate <= budget.max);\n\n    let port = preferred;\n    if (!within(port)) {\n      port = budget ? budget.min : port;\n    }\n\n    const ceiling = budget ? budget.max + 1 : Number.MAX_SAFE_INTEGER;\n    let steps = 0;\n\n    const fail = () =>\n      Effect.fail(\n        new PortAllocationError({\n          preferred,\n          budget,\n          cause: budget\n            ? `No free port in budget [${budget.min}, ${budget.max}] starting from ${preferred}`\n            : `No free port found starting from ${preferred} within ${MAX_PORT_SCAN_STEPS} steps`,\n        }),\n      );\n\n    while (true) {\n      if (port >= ceiling || steps > MAX_PORT_SCAN_STEPS) {\n        return yield* fail();\n      }\n\n      const candidates: number[] = [];\n      for (let i = 0; i < PARALLEL_PROBE_WINDOW && port + i < ceiling; i++) {\n        const candidate = port + i;\n        if (!usedPorts.has(candidate)) {\n          candidates.push(candidate);\n        }\n      }\n\n      if (candidates.length === 0) {\n        port += PARALLEL_PROBE_WINDOW;\n        steps += PARALLEL_PROBE_WINDOW;\n        continue;\n      }\n\n      const results = yield* Effect.forEach(\n        candidates,\n        (c) => probePortBindable(c).pipe(Effect.map((free) => ({ port: c, free }))),\n        { concurrency: \"unbounded\" },\n      );\n\n      const firstFree = results.find((r) => r.free);\n      if (firstFree) {\n        usedPorts.add(firstFree.port);\n        return firstFree.port;\n      }\n\n      port += PARALLEL_PROBE_WINDOW;\n      steps += PARALLEL_PROBE_WINDOW;\n    }\n  });\n}\n\nexport const PortAllocatorLive: Layer.Layer<PortAllocator> = Layer.sync(PortAllocator, () => {\n  const usedPorts = claimedPorts();\n  return {\n    pickAvailable: (preferred, budget) => pickAvailablePort(preferred, usedPorts, budget),\n    acquireBlock: (request) => acquireBlockPort(request, usedPorts),\n  };\n});\n\n// acquireBlockPort validates and acquires a whole port block atomically: every\n// entry is probed before any is yielded; on any conflict the entire block\n// steps (base += step) and retries. Pinned entries (explicit CLI flags) are\n// absolute — an actual listener on one fails loudly instead of silently\n// drifting a port the user named; a registry claim without a listener is\n// stale (PID reuse across container restarts) and never wedges allocation.\nfunction acquireBlockPort(\n  request: PortBlockRequest,\n  usedPorts: Set<number>,\n): Effect.Effect<PortBlockAllocation, PortAllocationError> {\n  const step = request.step ?? BLOCK_STEP;\n  const fail = (cause: string) =>\n    Effect.fail(\n      new PortAllocationError({\n        preferred: request.base,\n        cause,\n      }),\n    );\n\n  return Effect.gen(function* () {\n    let base = request.base;\n    let steps = 0;\n    let firstConflicts: PortBlockAllocation[\"conflicts\"] = [];\n    while (steps <= MAX_PORT_SCAN_STEPS) {\n      const shift = base - request.base;\n      const candidates = request.entries.map((entry) => ({\n        ...entry,\n        port: entry.pinned ? entry.preferred : entry.preferred + shift,\n      }));\n\n      // Pinned entries are absolute (ADR 0012): an actual listener on one\n      // fails loudly instead of drifting a port the user named. Verified\n      // against the real socket every iteration — a registry claim without\n      // a listener is stale (PID reuse across container restarts) and must\n      // never wedge a pinned allocation.\n      let pinnedHeldByListener: (typeof candidates)[number] | undefined;\n      for (const candidate of candidates.filter((c) => c.pinned)) {\n        const bindable = yield* probePortBindable(candidate.port);\n        if (!bindable) {\n          pinnedHeldByListener = candidate;\n          break;\n        }\n        usedPorts.delete(candidate.port);\n      }\n      if (pinnedHeldByListener) {\n        return yield* fail(\n          `explicitly-requested port ${pinnedHeldByListener.port} (${pinnedHeldByListener.key}) is occupied by a listener`,\n        );\n      }\n\n      const unpinned = candidates.filter((c) => !c.pinned);\n      const claimConflicts = unpinned\n        .filter((c) => usedPorts.has(c.port))\n        .map((c) => ({ key: c.key, port: c.port, claimed: true }));\n      if (shift === 0) {\n        firstConflicts = claimConflicts;\n      }\n\n      if (claimConflicts.length === 0) {\n        const results = yield* Effect.forEach(\n          unpinned,\n          (c) => probePortBindable(c.port).pipe(Effect.map((free) => ({ ...c, free }))),\n          { concurrency: \"unbounded\" },\n        );\n        const busy = results.filter((r) => !r.free);\n        if (shift === 0) {\n          firstConflicts = busy.map((b) => ({ key: b.key, port: b.port, claimed: false }));\n        }\n        if (busy.length === 0) {\n          for (const candidate of candidates) usedPorts.add(candidate.port);\n          return {\n            base,\n            ports: Object.fromEntries(candidates.map((c) => [c.key, c.port])),\n            conflicts: firstConflicts,\n          };\n        }\n      }\n\n      base += step;\n      steps += 1;\n    }\n    return yield* fail(\n      `no free port block within ${MAX_PORT_SCAN_STEPS} steps of base ${request.base} (step ${step})`,\n    );\n  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