Re: sftp + ls not working properly

From: Richard Whalen (WhalenR@process.com)
Date: 03/27/02 

From: "Richard Whalen" <WhalenR@process.com>
Date: Wed, 27 Mar 2002 11:19:47 -0500

"Simon Tatham" <anakin@pobox.com> wrote in message
news:Pyr*JOhkp@news.chiark.greenend.org.uk...
> > "Piotr Wolak" <piotr_wolak@yahoo.com> wrote:
> >> Do you know why the ls command does not convert UID and GID into real
> >> user name and group name ? Which is the default ls binary use by sftp
> >> ?
>
> Nico Kadel-Garcia <nkadel@bellatlantic.net> wrote:
> > It seems to be built into sftp-server. It also doesn't allow wildcard
> > expansion or recursive listings. This is why I recommend against sftp so
> > violently and suggest people use graphical SSH tools like WinSCP2 when
> > available.
>
> I disagree with almost all of that.
>
> Real user and group names are a small blind spot in the SFTP
> protocol in general, but that can be fixed - it's just a matter of
> getting round to it. But `ls' output like that is the one
> circumstance in which SFTP (the protocol) _can_ deal with real user
> and group names, so it's more likely that Piotr's server software is
> either broken or misconfigured. I've certainly seen most SFTP
> servers produce user and group names in that context.
>

The only way the SFTP protocol can present the user and group names of the
remote system is to include the translated values in the "longname" string
parameter, which is in danger of going away with the current discussion
going on.

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