lib/api.js
function(identifier, target, cb) {
    var systemId = _sr.findSystem(identifier);
    if (!systemId) { logger.error(ERR_NOSYSID); return cb(new Error(ERR_NOSYSID)); }
    fetchTarget(systemId, target, function(err, target) {
      if (err) { return cb(err); }
      logger.info({ systemId: systemId, target: target }, 'get deployed system');
      _sr.getDeployedRevision(systemId, target, cb);
    });
  }
function(identifier, target, cb) {
    var systemId = _sr.findSystem(identifier);
    if (!systemId) { logger.error(ERR_NOSYSID); return cb(new Error(ERR_NOSYSID)); }
    fetchTarget(systemId, target, function(err, target) {
      if (err) { return cb(err); }
      logger.info({ systemId: systemId, target: target }, 'get deployed system');
      _sr.getDeployedRevision(systemId, target, cb);
    });
  }
get the full deployed system definition