clown/lib/client.js

clown computing with pkgcloud

var _ = require('lodash'),
    pkgcloud = require('pkgcloud');

var log = require('./log');

var exports = module.exports = function createClient(argv) {
  var resource = argv._[0];

  if (!resource || !pkgcloud[resource] || !pkgcloud[resource].createClient) {
    throw new Error('You need to specify a pkgcloud resource (eg. `compute`)');
  }

  var options = argv[resource] || {};

  log.verbose('client', 'pkgcloud.%s.createClient(%j);', resource, scrub(options));
  var client = pkgcloud[resource].createClient(options);
  log.pkgcloud(client);

  return client;
};

function scrub(options) {
  return _.transform(options, function(acc, v, k) {
    acc[k] = k === 'provider' ? v : '*****';
  });
}

exports.available = function available() {
  function asArray() {
    var av = [];

    Object.keys(pkgcloud).forEach(function (k) {
      var v = pkgcloud[k];
      if (k[0] !== '_' && v.createClient) {
        av.push(k);
      }
    });

    return av;
  }

  function toString() {
    var av = asArray();

    return (
      'Available Resources:\n\n' + av.map(function (s) {
        return '  * ' + s;
      }).join('\n')
    );
  }

  // Being an asshole.
  return {
    asArray: asArray,
    toString: toString
  };
}