ghost_auth.js

const got = require('got');
const querystring = require('querystring');

async function getGhostToken() {
  const { GHOST_NAME, GHOST_USER, GHOST_PASS, GHOST_CLIENT_ID, GHOST_CLIENT_SECRET } = process.env;

  const headers = {
    'Content-Type': 'application/x-www-form-urlencoded'
  };

  const body = querystring.stringify({
    grant_type: 'password',
    username: GHOST_USER,
    password: GHOST_PASS,
    client_id: GHOST_CLIENT_ID,
    client_secret: GHOST_CLIENT_SECRET
  });

  let result;

  try {
    result = await got.post(
      `https://${GHOST_NAME}.ghost.io/ghost/api/v0.1/authentication/token`,
      { headers, body }
    ).on('error', (err) => {
      console.error(err);
      throw new Error(err.message);
    });
  } catch (e) {
    throw e;
  }

  return JSON.parse(result.body);
}

module.exports = {
  getGhostToken
};