This is an optional appender for log4js-node.

npm install @log4js-node/mailgun

This appender uses the mailgun service to send log messages as emails. It uses the mailgun-js package.

• type - @log4js-node/mailgun
• apiKey - string - your mailgun API key
• domain - string - your domain
• from - string
• to - string
• subject - string
• layout - object (optional, defaults to basicLayout) - see layouts

The body of the email will be the result of applying the layout to the log event. Refer to the mailgun docs for how to obtain your API key.

log4js.configure({
  appenders: {
    type: '@log4js-node/mailgun',
    apiKey: '123456abc',
    domain: 'some.company',
    from: 'logging@some.service',
    to: 'important.bosses@some.company',
    subject: 'Error: Developers Need To Be Fired'
  }
});