mecano/lib/chown.js

Common functions for system deployment.

// Generated by CoffeeScript 1.7.1
var child, conditions, each, fs, misc;

fs = require('ssh2-fs');

each = require('each');

misc = require('./misc');

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

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

module.exports = function(goptions, options, callback) {
  var finish, result, _ref;
  _ref = misc.args(arguments), goptions = _ref[0], options = _ref[1], callback = _ref[2];
  result = child();
  finish = function(err, modified) {
    if (callback) {
      callback(err, modified);
    }
    return result.end(err, modified);
  };
  return misc.options(options, function(err, options) {
    var modified;
    if (err) {
      return finish(err);
    }
    modified = 0;
    return each(options).parallel(goptions.parallel).on('item', function(options, next) {
      var gid, ssh, uid;
      ssh = options.ssh, uid = options.uid, gid = options.gid;
      if (!options.destination) {
        return next(new Error("Missing destination: " + options.destination));
      }
      if (!((uid != null) && (gid != null))) {
        return next();
      }
      if (typeof options.log === "function") {
        options.log("Stat " + options.destination);
      }
      return fs.stat(ssh, options.destination, function(err, stat) {
        if (err) {
          return next(err);
        }
        if (stat.uid === uid && stat.gid === gid) {
          return next();
        }
        if (stat.uid !== uid) {
          if (typeof options.log === "function") {
            options.log("Change uid from " + stat.uid + " to " + uid);
          }
        }
        if (stat.gid !== gid) {
          if (typeof options.log === "function") {
            options.log("Change gid from " + stat.gid + " to " + gid);
          }
        }
        return fs.chown(ssh, options.destination, uid, gid, function(err) {
          if (err) {
            return next()(err);
          }
          modified++;
          return next();
        });
      });
    }).on('both', function(err) {
      return finish(err, modified);
    });
  });
};