Files
x402-base-facilitator/src/lib/wlogger.js
T

57 lines
1.5 KiB
JavaScript

/*
Instantiates and configures the Winston logging library. This utitlity library
can be called by other parts of the application to conveniently tap into the
logging library.
*/
'use strict'
const winston = require('winston')
require('winston-daily-rotate-file')
const config = require('../../config')
// Configure daily-rotation transport.
const transport = new winston.transports.DailyRotateFile({
filename: `${__dirname.toString()}/../../logs/koa-${config.env}-%DATE%.log`,
datePattern: 'YYYY-MM-DD',
zippedArchive: false,
maxSize: '1m', // 1 megabyte
maxFiles: '5d', // 5 days
format: winston.format.combine(
winston.format.timestamp(),
winston.format.json()
)
})
transport.on('rotate', function (oldFilename, newFilename) {
wlogger.info('Rotating log files')
})
// This controls what goes into the log FILES
const wlogger = winston.createLogger({
level: 'verbose',
format: winston.format.json(),
transports: [
//
// - Write to all logs with level `info` and below to `combined.log`
// - Write all logs error (and below) to `error.log`.
//
// new winston.transports.File({ filename: 'logs/error.log', level: 'error' }),
// new winston.transports.File({ filename: 'logs/combined.log' })
transport
]
})
// This controls the logs to CONSOLE
if (config.env !== 'test') {
wlogger.add(
new winston.transports.Console({
format: winston.format.simple(),
level: 'info'
})
)
}
module.exports = wlogger