Logstash HTTP Logger

A simple logger with logstash integration using HTTP protocol.

Logger Levels

• OFF: 0
• FATAL: 1
• ERROR: 2
• WARN: 3
• INFO: 4
• DEBUG: 5
• TRACE: 6
• ALL: 7

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Logger Level Visibility

LEVEL	FATAL	ERROR	WARN	INFO	DEBUG	TRACE
OFF	x	x	x	x	x	x
FATAL	☑	x	x	x	x	x
ERROR	☑	☑	x	x	x	x
WARN	☑	☑	☑	x	x	x
INFO	☑	☑	☑	☑	x	x
DEBUG	☑	☑	☑	☑	☑	x
TRACE	☑	☑	☑	☑	☑	☑
ALL	☑	☑	☑	☑	☑	☑

--

Logger Configuration

{
  tags?: string[], // (optional)
  contextIdPropertyName?: string, // (optional) define your custom property name for context id
  defaultLayout?: Record<string, unknown> // (optional) define your custom log layout
}

--

How to Use?

import LogstashHttpLogger from 'logstash-http-logger';

const config = {
  tags: ['logger-dev']
};

const Logger = new LogstashHttpLogger('url-logstash-with-port', 7, config); // Logger instance with ALL (7) level

Logger.info('Testing logger');
Logger.trace({ data: { test: true } });
Logger.error(new Error('Testing error'));

// Using Logger with a RequestId

Logger.setContextId('1234');

// These 3 statements will log with requestId = 1234
Logger.info('Testing logger with requestId');
Logger.trace({ data: { test: false } });
Logger.error(new Error('Testing error with requestId'));