Microservice in Micro with livenessProbe

index.js

'use strict'

import {send, json} from 'micro'
import jwtAuth from 'micro-jwt-auth'
import visualize from './visualize'

  // Import your custom command here
import cmd from './cmd'

const compose = (...fns) => fns.reduce((f, g) => (...args) => f(g(...args)))

// micro will error out with a 400 Invalid JSON if you GET /  Kubernetes has a livenessProbe
// that does just that, so return a 200 instead
const handleErrors = fn => async (req, res) => {
  try {
    return await fn(req, res)
  } catch (err) {
    if (req.method == 'GET' && req.url == '/' && err.statusCode == '400') {
      send(res, 200, '{"healthy": true}')
    } else {
      throw(err)
    }
  }
}

const handler = async(req, res) => {
  const input = await json(req)
  const output = await cmd(input)
  send(res, 200, output)
}

module.exports = compose(
  handleErrors,
  jwtAuth("sekret"),
  visualize
)(handler)