This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-devel] [RFC PATCH] allow connecting to xenconsole from remote h

To: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] [RFC PATCH] allow connecting to xenconsole from remote hosts
From: Muli Ben-Yehuda <muli@xxxxxxxxxx>
Date: Thu, 7 Sep 2006 09:51:26 +0300
Cc: Jimi Xenidis <jimix@xxxxxxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Orran Y Krieger <okrieg@xxxxxxxxxx>
Delivery-date: Wed, 06 Sep 2006 23:51:54 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <C124D361.C54%Keir.Fraser@xxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20060906181222.GE9350@xxxxxxxxxxxxxxxxxx> <C124D361.C54%Keir.Fraser@xxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.11
On Wed, Sep 06, 2006 at 07:34:57PM +0100, Keir Fraser wrote:

> The echoing comes from the domU itself, unless it's running some kind of
> raw-mode client on the console. A normal getty setup will have
> echoing.

Ah, I see...

> > In any case, I have to admit it hasn't bitten us in practice when
> > using gdb; either gdb is smart enough to handle this on its own or I'm
> > missing something. However, supporting --noecho is still nicer from an
> > aesthetic point of view: compare a console session with and without
> > --noecho and using telnet on the remote side - without it you get
> > everything you write echo'd back at you.
> You mean telnet connected to xenconsole connected to domU? You should run
> the telnet in raw mode. Problem solved.

I assume you mean run the terminal the telnet is running in in raw
mode, via 'stty raw'? if yes, it doesn't work, neither with telnet nor
with nc. In any case, since we don't need it for gdb, I'll split
'noecho' out and resubmit. Thanks for the comments!


Xen-devel mailing list