Bernt
bae705aa97
- Add NFC ePassport roadmap (ICAO 9303, eIDAS) - Add TensorFlow.js edge face detection (BlazeFace) - Add structured audit logger (GDPR-compliant) - Risk scoring support Part of KYC Apple Native UX v1.1.0
96 lines
2.5 KiB
JavaScript
96 lines
2.5 KiB
JavaScript
/**
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* LandveX Finance — Strukturerad JSON-loggning
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* Sprint 3: Observability
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*/
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const isDev = process.env.NODE_ENV === 'development';
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const LOG_LEVEL = process.env.LOG_LEVEL || 'info';
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const LEVELS = { debug: 0, info: 1, warn: 2, error: 3 };
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function shouldLog(level) {
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return LEVELS[level] >= LEVELS[LOG_LEVEL];
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}
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/**
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* Huvudloggningsfunktion
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* @param {string} level - debug|info|warn|error
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* @param {string} event - Event-namn (snake_case)
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* @param {object} meta - Metadata
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*/
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export function logFinance(level, event, meta = {}) {
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if (!shouldLog(level)) return;
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const entry = {
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ts: new Date().toISOString(),
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svc: 'finance',
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lvl: level.toUpperCase(),
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evt: event,
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tid: meta.tenant || meta.tid || 'unknown',
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uid: meta.user || meta.uid || 'anonymous',
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dur_ms: meta.duration || meta.dur_ms,
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trace_id: meta.traceId || meta.trace_id,
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...meta.context,
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};
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// Fel-objekt
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if (meta.error || meta.err) {
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const err = meta.error || meta.err;
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entry.err = {
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msg: err.message,
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code: err.code || 'UNKNOWN',
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stack: isDev ? err.stack : undefined,
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};
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}
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// Rensa undefined-värden
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Object.keys(entry).forEach(k => {
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if (entry[k] === undefined) delete entry[k];
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});
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// Output
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const line = JSON.stringify(entry);
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if (level === 'error') {
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console.error(line);
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} else if (level === 'warn') {
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console.warn(line);
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} else {
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console.log(line);
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}
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}
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// Convenience wrappers
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export const financeDebug = (evt, meta) => logFinance('debug', evt, meta);
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export const financeInfo = (evt, meta) => logFinance('info', evt, meta);
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export const financeWarn = (evt, meta) => logFinance('warn', evt, meta);
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export const financeError = (evt, meta) => logFinance('error', evt, meta);
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// Request-logger middleware
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export function requestLogger(req, res, next) {
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const start = Date.now();
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const tid = req.headers['x-tenant-id'] || 'unknown';
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const uid = req.user?.email || req.headers['x-user-id'] || 'anonymous';
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res.on('finish', () => {
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const duration = Date.now() - start;
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const level = res.statusCode >= 500 ? 'error' : res.statusCode >= 400 ? 'warn' : 'info';
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logFinance(level, 'http_request', {
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tenant: tid,
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user: uid,
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duration,
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context: {
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method: req.method,
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path: req.path,
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route: req.route?.path,
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status: res.statusCode,
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content_length: res.get('content-length'),
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user_agent: req.get('user-agent'),
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ip: req.ip,
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},
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});
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});
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next();
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}
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