mecano/lib/core/chown.js

Common functions for system deployment.

// Generated by CoffeeScript 1.11.1
var fs, uid_gid;

module.exports = function(options, callback) {
  var do_chown, do_stat, do_uid_gid;
  options.log({
    message: "Entering chown",
    level: 'DEBUG',
    module: 'mecano/lib/chown'
  });
  if (options.target == null) {
    return callback(Error("Missing target option"));
  }
  if (!((options.uid != null) || (options.gid != null))) {
    return callback(Error("Missing one of uid or gid option"));
  }
  do_uid_gid = function() {
    return uid_gid(options, function(err) {
      if (err) {
        return callback(err);
      }
      return do_stat();
    });
  };
  do_stat = function() {
    if (options.stat) {
      return do_chown(options.stat);
    }
    options.log({
      message: "Stat " + options.target,
      level: 'DEBUG',
      module: 'mecano/lib/chown'
    });
    return fs.stat(options.ssh, options.target, function(err, stat) {
      if (err) {
        return callback(err);
      }
      return do_chown(stat);
    });
  };
  do_chown = function(stat) {
    if (stat.uid === options.uid && stat.gid === options.gid) {
      options.log({
        message: "Matching ownerships on '" + options.target + "'",
        level: 'INFO',
        module: 'mecano/lib/chown'
      });
      return callback();
    }
    return fs.chown(options.ssh, options.target, options.uid, options.gid, function(err) {
      options.log({
        message: "change uid from " + stat.uid + " to " + options.uid,
        level: 'WARN',
        module: 'mecano/lib/chown'
      });
      options.log({
        message: "change gid from " + stat.gid + " to " + options.gid,
        level: 'WARN',
        module: 'mecano/lib/chown'
      });
      return callback(err, true);
    });
  };
  return do_uid_gid();
};

fs = require('ssh2-fs');

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