local
99 lines
3.1 KiB
JavaScript
99 lines
3.1 KiB
JavaScript
// Live-reloading config layer. Mirrors Recap's config.js pattern: read
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// /data/config/relay-config.json on every access (filesystem watcher
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// pulls in StartOS-action changes without a daemon restart), parse,
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// and expose typed accessors.
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//
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// All defaults match the schema in startos/file-models/config.json.ts.
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import fs from "fs/promises";
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import path from "path";
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let dataDir = "/data";
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let cached = { mtimeMs: 0, snapshot: defaultConfig() };
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function defaultConfig() {
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return {
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relay_gemini_api_key: "",
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relay_parakeet_base_url: "",
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relay_gemma_base_url: "",
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relay_keysat_base_url: "https://keysat.xyz",
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relay_admin_username: "",
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relay_admin_password_hash: "",
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relay_admin_password_salt: "",
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relay_admin_session_secret: "",
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relay_tier_quotas_json: JSON.stringify({
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core: { lifetime: 5, monthly: null, geminiCapMonthly: null },
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pro: { lifetime: null, monthly: 50, geminiCapMonthly: 25 },
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max: { lifetime: null, monthly: null, geminiCapMonthly: 50 },
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}),
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};
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}
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function configPath() {
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return path.join(dataDir, "config", "relay-config.json");
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}
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export async function initConfig({ dataDir: dd }) {
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if (dd) dataDir = dd;
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await fs.mkdir(path.dirname(configPath()), { recursive: true }).catch(() => {});
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// Prime the cache so the first request doesn't pay for a file-read.
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await getConfigSnapshot();
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}
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// Reads the on-disk config and merges with defaults. Cheap — single
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// stat + read per call, but the result is cached until the file mtime
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// changes so repeat callers within one request don't re-read.
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export async function getConfigSnapshot() {
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const p = configPath();
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let stat;
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try {
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stat = await fs.stat(p);
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} catch {
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return cached.snapshot;
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}
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if (stat.mtimeMs === cached.mtimeMs) return cached.snapshot;
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try {
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const raw = await fs.readFile(p, "utf8");
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const parsed = JSON.parse(raw);
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cached = {
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mtimeMs: stat.mtimeMs,
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snapshot: { ...defaultConfig(), ...parsed },
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};
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} catch (err) {
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console.warn(`[config] failed to parse ${p}: ${err?.message}`);
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}
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return cached.snapshot;
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}
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// Parsed view of relay_tier_quotas_json, with safe fallbacks if the
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// blob is missing or malformed.
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export async function getTierQuotas() {
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const cfg = await getConfigSnapshot();
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try {
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const parsed = JSON.parse(cfg.relay_tier_quotas_json);
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return {
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core: {
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lifetime: parsed?.core?.lifetime ?? 5,
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monthly: parsed?.core?.monthly ?? null,
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geminiCapMonthly: parsed?.core?.geminiCapMonthly ?? null,
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},
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pro: {
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lifetime: parsed?.pro?.lifetime ?? null,
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monthly: parsed?.pro?.monthly ?? 50,
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geminiCapMonthly: parsed?.pro?.geminiCapMonthly ?? 25,
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},
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max: {
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lifetime: parsed?.max?.lifetime ?? null,
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monthly: parsed?.max?.monthly ?? null,
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geminiCapMonthly: parsed?.max?.geminiCapMonthly ?? 50,
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},
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};
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} catch {
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return {
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core: { lifetime: 5, monthly: null, geminiCapMonthly: null },
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pro: { lifetime: null, monthly: 50, geminiCapMonthly: 25 },
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max: { lifetime: null, monthly: null, geminiCapMonthly: 50 },
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};
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}
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}
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