@inso_web/els-mcp/dist/http/routes/metrics.js

MCP-сервер поверх INSO Error Logs Service. Read-only tools (search, analytics, fingerprinting, correlations) для подключения Claude Desktop/Code и ChatGPT к логам ошибок. Streamable HTTP transport + stdio для npx-запуска.

import { getMetricsContentType, getMetricsText } from '../../observability/metrics.js';
import { checkLiveness, checkReadiness } from '../../observability/health.js';
/**
 * Lightweight HTTP handlers для Express-like транспорта.
 *
 * Каждый handler — `(req, res) => Promise<void>` (совместимо с Node http
 * и Express `(req, res, next?)`). Используются так:
 *
 *   app.get('/els/metrics', metricsHandler);
 *   app.get('/els/healthz', healthzHandler);
 *   app.get('/els/readyz',  readyzHandler(deps));
 */
export async function metricsHandler(_req, res) {
    try {
        const body = await getMetricsText();
        res.statusCode = 200;
        res.setHeader('content-type', getMetricsContentType());
        res.end(body);
    }
    catch (err) {
        res.statusCode = 500;
        res.setHeader('content-type', 'text/plain; charset=utf-8');
        res.end(`# metrics error: ${err.message}\n`);
    }
}
export function healthzHandler(_req, res) {
    const body = checkLiveness();
    res.statusCode = 200;
    res.setHeader('content-type', 'application/json');
    res.end(JSON.stringify(body));
}
export function readyzHandler(deps) {
    return async (_req, res) => {
        const result = await checkReadiness(deps);
        res.statusCode = result.status === 'ready' ? 200 : 503;
        res.setHeader('content-type', 'application/json');
        res.end(JSON.stringify(result));
    };
}
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