Oh, indeed - I see this ticket indicating the `o` option is fairly new: https://github.com/xrootd/xrootd/issues/416 Yeah - I don't know how `xrdhttpvoms` is meant to be used then. Locally, we use `XrdLcmaps`, which hooks into the LCMAPS stack for proxy attribute extraction. Here's an example config file: http://opensciencegrid.github.io/StashCache/admin/configure-cache/ LCMAPS provides the username mapping and extraction, then maps VOMS groups to the Xrootd group names. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/xrootd/xrootd/issues/566#issuecomment-323601432 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XROOTD-DEV list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-DEV&A=1