scripts/parse-log.ts

   1 import { createReadStream } from 'fs'
   2 import { join } from 'path'
   3 import { createInterface } from 'readline'
   4 import * as winston from 'winston'
   5 import { labelFormatter, loggerFormat, timestampFormatter } from '../server/helpers/logger'
   6 import { CONFIG } from '../server/initializers/constants'
   7
   8 const logger = new winston.createLogger({
   9   transports: [
  10     new winston.transports.Console({
  11       level: 'debug',
  12       stderrLevels: [],
  13       format: winston.format.combine(
  14         timestampFormatter,
  15         winston.format.splat(),
  16         labelFormatter,
  17         winston.format.colorize(),
  18         loggerFormat
  19       )
  20     })
  21   ],
  22   exitOnError: true
  23 })
  24
  25 const logLevels = {
  26   error: logger.error.bind(logger),
  27   warn: logger.warn.bind(logger),
  28   info: logger.info.bind(logger),
  29   debug: logger.debug.bind(logger)
  30 }
  31
  32 const path = join(CONFIG.STORAGE.LOG_DIR, 'peertube.log')
  33 console.log('Opening %s.', path)
  34
  35 const rl = createInterface({
  36   input: createReadStream(path)
  37 })
  38
  39 rl.on('line', line => {
  40   const log = JSON.parse(line)
  41   // Don't know why but loggerFormat does not remove splat key
  42   Object.assign(log, { splat: undefined })
  43
  44   logLevels[log.level](log)
  45 })