Promise-based sample fetching node status from the 128T REST API.

getNodeStatus.js

/*******************************************************************************
*                                                                              *
*  Promise-based sample fetching node status from the 128T REST API.           *
*                                                                              *
*******************************************************************************/
const https = require('https')

const host128t = 'my.128t.host.com' // Address or FQDN of 128T host
const tokenString = 'myLongTokenString' // API JWT
const routerName = 'my-router-name' // Router name to retrieve node status for
const nodeName = 'node1' // Node name to retrieve status from

// set up HTTP(S) request options
let reqOptions = {
  host : host128t,
  path : `/api/v1/router/${routerName}/node/${nodeName}`,
  method : 'GET',
  headers : {
    'accept' : 'application/json',
    'authorization' : `Bearer ${tokenString}`
  },
  rejectUnauthorized : false
}

// Promise returning function to get status
const getNodeStatus = function() {

  return new Promise((resolve, reject) => {

    const request = https.request(reqOptions, (response) => {

      // handle http errors
      if (response.statusCode < 200 || response.statusCode > 299) {
         reject(new Error('Failed to load page, status code: ' + response.statusCode))
      }
      const body = []
      response.on('data', (chunk) => body.push(chunk))
      response.on('end', () => resolve(JSON.parse(body.join(''))))
    })

    // handle connection errors
    request.on('error', (err) => reject(err))
    request.end()
  })
}

// Begin getting node status
getNodeStatus()
  .then((data) => {
    // handle results
    process.stdout.write(`API returned:\n${JSON.stringify(data, null, 2)}\n`)
    process.exit(0)
  })

  .catch((err) => {
    // handle error
    process.stderr.write(`API request failed: ${err}\n`)
    process.exit(1)
  })
~