m_log.warn("attribute mapping rule (%s) uses deprecated aliases feature, consider revising", id.get());
auto_ptr_char aliases(name);
string dup(aliases.get());
+ trim(dup);
set<string> new_aliases;
split(new_aliases, dup, is_space(), algorithm::token_compress_on);
set<string>::iterator ru = new_aliases.find("REMOTE_USER");