mecano/lib/misc/discover.js

Common functions for system deployment.

// Generated by CoffeeScript 1.11.1
var string;

module.exports = {
  system: function(options) {
    return this.execute({
      cmd: 'cat /etc/system-release',
      shy: true,
      code_skipped: 1
    }, function(err, status, stdout, stderr) {
      var base, base1, base2, base3, index, line;
      if (err) {
        throw err;
      }
      line = string.lines(stdout)[0];
      if (/CentOS/.test(line)) {
        if ((base = options.store)['mecano:system:type'] == null) {
          base['mecano:system:type'] = 'centos';
        }
        index = line.split(' ').indexOf('release');
        if ((base1 = options.store)['mecano:system:release'] == null) {
          base1['mecano:system:release'] = line.split(' ')[index + 1];
        }
      }
      if (/Red\sHat/.test(line)) {
        if ((base2 = options.store)['mecano:system:type'] == null) {
          base2['mecano:system:type'] = 'redhat';
        }
        index = line.split(' ').indexOf('release');
        if ((base3 = options.store)['mecano:system:release'] == null) {
          base3['mecano:system:release'] = line.split(' ')[index + 1];
        }
      }
      if (options.store['mecano:system:type'] == null) {
        throw Error('Unsupported OS');
      }
    });
  },
  loader: function(options) {
    return this.execute({
      shy: true,
      cmd: "if which systemctl >/dev/null; then exit 1; fi ;\nif which service >/dev/null; then exit 2; fi ;\nexit 3 ;",
      code: [1, 2],
      unless: options.loader != null,
      shy: true
    }, function(err, status, stdout, stderr, signal) {
      if ((err != null ? err.code : void 0) === 3) {
        throw Error("Undetected Operating System Loader");
      }
      if (err) {
        throw err;
      }
      if (!status) {
        return;
      }
      if (options.store == null) {
        options.store = {};
      }
      options.loader = (function() {
        switch (signal) {
          case 1:
            return 'systemctl';
          case 2:
            return 'service';
        }
      })();
      return options.store['mecano:service:loader'] = options.loader;
    });
  }
};

string = require('../misc/string');