winston-logstash-transport Example const logger = require('winston-logstash-transport').createLogger(null, { application: 'website-ssr-prod', logstash: {host: 'logstash-host', port: 12345}, transports: [ new winston.transports.Console(), ] }) const logger = winston.createLogger({ level: 'info', format: winston.format.combine( winston.format.json(), winston.format.timestamp() ), transports: [ new winston.transports.Console(), new LogstashTransport({host: 'logstash-host', port: 12345}) ] }) API class LogstashTransport options options.host, logstash host options.port, logstash UDP port createLogger() application, The name of application hostname=os.hostname(), The host where application run on. level='info', log level transports=[], others transports for winston logstash, options for LogstashTransport