115 lines
2.9 KiB
TypeScript
115 lines
2.9 KiB
TypeScript
// Thanks http://tostring.it/2014/06/23/advanced-logging-with-nodejs/
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import * as mkdirp from 'mkdirp'
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import * as path from 'path'
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import * as winston from 'winston'
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import { CONFIG } from '../initializers'
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const label = CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT
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// Create the directory if it does not exist
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mkdirp.sync(CONFIG.STORAGE.LOG_DIR)
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// Use object for better performances (~ O(1))
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const excludedKeys = {
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level: true,
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message: true,
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splat: true,
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timestamp: true,
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label: true
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}
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function keysExcluder (key, value) {
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if (excludedKeys[key] === true) return undefined
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if (key === 'err') return value.stack
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return value
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}
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const consoleLoggerFormat = winston.format.printf(info => {
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let additionalInfos = JSON.stringify(info, keysExcluder, 2)
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if (additionalInfos === '{}') additionalInfos = ''
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else additionalInfos = ' ' + additionalInfos
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return `[${info.label}] ${info.timestamp} ${info.level}: ${info.message}${additionalInfos}`
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})
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const jsonLoggerFormat = winston.format.printf(infoArg => {
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let info = infoArg.err
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? Object.assign({}, infoArg, { err: infoArg.err.stack })
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: infoArg
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return JSON.stringify(info)
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})
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const timestampFormatter = winston.format.timestamp({
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format: 'YYYY-MM-DD HH:mm:ss.SSS'
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})
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const labelFormatter = winston.format.label({
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label
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})
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const logger = winston.createLogger({
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level: CONFIG.LOG.LEVEL,
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transports: [
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new winston.transports.File({
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filename: path.join(CONFIG.STORAGE.LOG_DIR, 'peertube.log'),
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handleExceptions: true,
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maxsize: 5242880,
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maxFiles: 5,
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format: winston.format.combine(
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winston.format.timestamp(),
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labelFormatter,
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winston.format.splat(),
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jsonLoggerFormat
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)
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}),
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new winston.transports.Console({
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handleExceptions: true,
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format: winston.format.combine(
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timestampFormatter,
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winston.format.splat(),
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labelFormatter,
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winston.format.colorize(),
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consoleLoggerFormat
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)
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})
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],
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exitOnError: true
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})
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function bunyanLogFactory (level: string) {
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return function () {
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let meta = null
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let args = [].concat(arguments)
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if (arguments[ 0 ] instanceof Error) {
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meta = arguments[ 0 ].toString()
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args = Array.prototype.slice.call(arguments, 1)
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args.push(meta)
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} else if (typeof (args[ 0 ]) !== 'string') {
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meta = arguments[ 0 ]
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args = Array.prototype.slice.call(arguments, 1)
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args.push(meta)
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}
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logger[ level ].apply(logger, args)
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}
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}
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const bunyanLogger = {
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trace: bunyanLogFactory('debug'),
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debug: bunyanLogFactory('debug'),
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info: bunyanLogFactory('info'),
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warn: bunyanLogFactory('warn'),
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error: bunyanLogFactory('error'),
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fatal: bunyanLogFactory('error')
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}
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// ---------------------------------------------------------------------------
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export {
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timestampFormatter,
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labelFormatter,
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consoleLoggerFormat,
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logger,
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bunyanLogger
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}
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