inblox-node-logger/logger.js

inblox node logger

const {
  createLogger,
  format: { combine, printf },
  transports,
} = require('winston');

const loggerFormat = combine(
  printf(({ level, meta = {} }) => {
    const { message, details, req = {} } = meta;
    const { headers = {}, path, hostname, user = {}, userAgent, accessPermissions } = req;

    return JSON.stringify({
      timestamp: Date.now(),
      correlationId: headers['x-coreplatform-correlationid'],
      log: {
        level,
        message,
        details,
      },
      requestContext: {
        tokenType: user.tokenType,
        userId: user.userid,
        host: hostname,
        accessPermissions: accessPermissions,
        userAgent,
        path,
      },
    });
  })
);

const logger = createLogger({
  format: loggerFormat,
  transports: [new transports.Console()],
});

module.exports = logger;