Files
OmniRoute/bin/cli
Diego Rodrigues de Sa e Souza 6302a78657 fix(db): register SIGHUP handler and stop force-killing server on win32 stop paths (#8045) (#8148)
Windows console-window close delivers CTRL_CLOSE_EVENT, which Node/libuv maps
to a JS-visible SIGHUP event. initGracefulShutdown() only listened for
SIGTERM/SIGINT, so closing the window never ran cleanup() (WAL checkpoint +
closeDbInstance()), leaving storage.sqlite's WAL un-checkpointed for the next
launch.

Separately, process.kill(pid, "SIGTERM") on win32 unconditionally
force-terminates the target process instead of delivering an interceptable
signal. The CLI's own stop paths (ServerSupervisor.stop() and
runStopCommand()) sent it immediately on every stop, racing and beating the
child's own async graceful shutdown before the WAL checkpoint could run.

Fix:
- src/lib/gracefulShutdown.ts: register a SIGHUP handler alongside
  SIGTERM/SIGINT.
- src/shared/platform/windowsProcess.ts (new): stopProcessGracefully() skips
  the immediate SIGTERM on win32 (letting the target's own CTRL_C/CTRL_CLOSE
  handling run) and polls before escalating to SIGKILL; unchanged immediate
  SIGTERM behavior on POSIX.
- bin/cli/runtime/processSupervisor.mjs and bin/cli/commands/stop.mjs: use
  stopProcessGracefully() instead of an unconditional process.kill(SIGTERM).

Regression tests: tests/unit/graceful-shutdown-sighup-8045.test.ts (reuses
the RED probe from the triage analysis) and
tests/unit/windows-process-stop-8045.test.ts.
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bin/cli — OmniRoute CLI internals

This directory contains the CLI runtime, helpers, and commands for the omniroute binary.

Structure

bin/cli/
├── CONVENTIONS.md          ← normative design rules (read this first)
├── README.md               ← this file
├── program.mjs             ← Commander setup — global flags, registerCommands()
├── api.mjs                 ← apiFetch() — all HTTP calls + retry/backoff
├── runtime.mjs             ← withRuntime() — server-first / DB-fallback
├── i18n.mjs                ← t() — i18n helper + locale detection
├── output.mjs              ← emit() — table/json/jsonl/csv + printSuccess/printError
├── io.mjs                  ← ask() / askSecret() — interactive prompts
├── data-dir.mjs            ← resolveDataDir() / resolveStoragePath()
├── sqlite.mjs              ← openOmniRouteDb() — DB bootstrap
├── encryption.mjs          ← encrypt/decrypt credentials
├── provider-catalog.mjs    ← static provider catalog
├── provider-store.mjs      ← DB CRUD for provider_connections
├── provider-test.mjs       ← testProviderApiKey()
├── settings-store.mjs      ← DB CRUD for key_value settings
├── locales/
│   ├── en.json             ← English strings (source of truth, 42+ locales)
│   ├── pt-BR.json          ← Portuguese (Brazil) — fully translated
│   └── {locale}.json       ← 40 additional locales (ar, az, de, es, fr, ja, zh-CN, …)
├── scripts/
│   └── generate-locales.mjs ← scaffold new locale files from config/i18n.json
└── commands/
    ├── setup.mjs
    ├── doctor.mjs
    ├── providers.mjs
    ├── config.mjs          ← includes `config lang get/set/list`
    ├── status.mjs
    ├── logs.mjs
    └── update.mjs

Key helpers

apiFetch(path, opts)api.mjs

All HTTP calls to the OmniRoute server must go through this wrapper.

import { apiFetch } from "./api.mjs";

const res = await apiFetch("/api/health");
if (!res.ok) await res.assertOk(); // throws ApiError with mapped exit code
const data = await res.json();

Options:

  • baseUrl — override base URL (default: OMNIROUTE_BASE_URL env or localhost:20128)
  • apiKey — override API key (default: OMNIROUTE_API_KEY)
  • method, body, headers — standard fetch options
  • timeout — per-attempt ms (default: 30000)
  • retryfalse to disable (default: enabled)
  • retryMax — total attempts (default: 3)
  • verbose — log retry attempts to stderr

withRuntime(fn, opts)runtime.mjs

Provides server-first / DB-fallback transparently.

import { withRuntime } from "./runtime.mjs";

await withRuntime(async (ctx) => {
  if (ctx.kind === "http") {
    const res = await ctx.api("/v1/providers");
    return res.json();
  }
  return ctx.db.prepare("SELECT * FROM provider_connections").all();
});
  • opts.requireServer = true — throws ServerOfflineError (exit 3) if offline
  • opts.preferDb = true — always use DB (skip server check)

t(key, vars)i18n.mjs

Internationalized strings. Catalog loaded from locales/{locale}.json.

import { t } from "./i18n.mjs";

console.log(t("common.serverOffline"));
console.log(t("setup.testFailed", { error: err.message }));

Locale detection order: OMNIROUTE_LANGLC_ALLLC_MESSAGESLANGen.

emit(data, opts)output.mjs

Format-aware output. Reads opts.output to select table/json/jsonl/csv.

import { emit, printError, EXIT_CODES } from "./output.mjs";

emit(providers, { output: opts.output ?? "table" });
printError("Something went wrong");
process.exit(EXIT_CODES.SERVER_OFFLINE);

Locale selection

The CLI displays text in the user's language. Detection order:

  1. --lang <code> flag on the command line
  2. OMNIROUTE_LANG environment variable
  3. System env: LC_ALLLC_MESSAGESLANG
  4. Fallback: en

Set permanently:

omniroute config lang set pt-BR       # saves to ~/.omniroute/.env
omniroute config lang list            # show all 42 available locales
omniroute config lang get             # show currently active locale

One-time override:

omniroute --lang de providers list    # run in German, not persisted
OMNIROUTE_LANG=ja omniroute status    # same effect via env

Adding a new locale: add entry to config/i18n.json, then run:

node bin/cli/scripts/generate-locales.mjs

Adding a new command

  1. Create bin/cli/commands/your-command.mjs
  2. Export registerYourCommand(program) following the Commander pattern
  3. Register in bin/cli/commands/registry.mjs
  4. Add strings to locales/en.json and locales/pt-BR.json
  5. Write test in tests/unit/cli-your-command.test.ts

See CONVENTIONS.md for exit codes, flag naming, output format, and destructive-action rules.