A health :heart: check facility to check the status :+1::-1: of your modules

One function to check the health status of all your app modules.

Features

• Cache :clock10: check results (able to set expiration time) :white_check_mark:
• Supports Bluebird :bird: promises :white_check_mark:

How to install

npm install health-checkup

How to use

Use it in your app

Set up health checks that should be performed during a checkup later on

const Health = require('health-checkup')

class MyService {
  constructor () {
    this._status = 'ok'

    Health.addCheck('my-service', () => {
      return Promise.try(() => {
        if (this._status !== 'ok') {
          throw new Error(`My Service status is ${this._status}`)
        }
      })
    })
  }
}

Perform a checkup and retrieve health report

Health.checkup()
  .then((report) => console.log(report))

How to contribute

You can contribute either with code (e.g., new features, bug fixes and documentation) or by donating 5 EUR. You can read the contributing guidelines for instructions on how to contribute with code.

All donation proceedings will go to the Sverige för UNHCR, a swedish partner of the UNHCR - The UN Refugee Agency, a global organisation dedicated to saving lives, protecting rights and building a better future for refugees, forcibly displaced communities and stateless people.

Used by

• health-checkup - A kickass :muscle: web server :scream_cat: with all the bells :bell: and whistles :sparkles:

License

Read the license for permissions and limitations.