Elshat
c632aa41a2
run is Node-based, so we need a Node entrypoint. server.js: 1) pip install -r requirements.txt (idempotent, --break-system-packages) 2) spawn python3 -m src.dashboard.run on PORT 8000 3) http proxy 3000 → 8000 This makes the dashboard visible at /proxy/3000/.
45 lines
1.8 KiB
JavaScript
45 lines
1.8 KiB
JavaScript
const http = require("http");
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const { spawn } = require("child_process");
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const PORT = process.env.PORT || 3000;
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const DASH_PORT = 8000;
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// 1) Устанавливаем Python-зависимости (идемпотентно)
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function setupDeps() {
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return new Promise((resolve) => {
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const py = spawn("python3", ["-m", "pip", "install", "--break-system-packages", "-q", "-r", "requirements.txt"], {
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cwd: __dirname, stdio: "pipe"
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});
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py.stdout.on("data", () => {});
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py.stderr.on("data", (d) => console.error("[setup]", d.toString().trim()));
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py.on("close", (code) => {
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console.log(`[setup] pip exit ${code}`);
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resolve();
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});
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});
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}
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setupDeps().then(startProxy);
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async function startProxy() {
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// 2) Запускаем Python-дашборд
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const py = spawn("python3", ["-m", "src.dashboard.run"], {
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cwd: __dirname, stdio: "inherit",
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env: { ...process.env, PORT: String(DASH_PORT), DASHBOARD_HOST: "0.0.0.0" }
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});
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py.on("error", (e) => { console.error("[proxy]", e.message); process.exit(1); });
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const proxy = http.createServer((req, res) => {
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const opts = { host: "127.0.0.1", port: DASH_PORT, path: req.url, method: req.method,
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headers: { ...req.headers, host: `127.0.0.1:${DASH_PORT}` } };
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const up = http.request(opts, (upRes) => { res.writeHead(upRes.statusCode, upRes.headers); upRes.pipe(res); });
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up.on("error", () => { res.writeHead(502); res.end("Dashboard booting… retry in 2s"); });
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req.pipe(up);
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});
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proxy.listen(PORT, () => console.log(`[proxy] ${PORT} → ${DASH_PORT}`));
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function shutdown() { py.kill("SIGTERM"); proxy.close(() => process.exit(0)); setTimeout(() => process.exit(0), 2000).unref(); }
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process.on("SIGTERM", shutdown); process.on("SIGINT", shutdown);
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}
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