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Re: Continuous testing of GNU/Hurd


From: Ludovic Courtès
Subject: Re: Continuous testing of GNU/Hurd
Date: Mon, 26 Mar 2012 16:26:32 +0200
User-agent: Gnus/5.110018 (No Gnus v0.18) Emacs/24.0.93 (gnu/linux)

Hi Thomas,

Thomas Schwinge <address@hidden> skribis:

> On Sun, 25 Mar 2012 11:07:51 +0200, I wrote:
>> On Sun, 18 Mar 2012 18:34:48 +0100, address@hidden (Ludovic 
>> =?iso-8859-1?Q?Court=E8s?=) wrote:
>> > The “large” QEMU image at
>> > <http://hydra.nixos.org/job/gnu/hurd-master/qemu_image/latest/download>
>> > now has an smbfs translator on /host, so that one can boot it with:
>> > 
>> >   qemu-system-x86_64 -smb $PWD disk-image.qcow2
>> > 
>> > and exchange files between the host and guest machine.
>> 
>> Hmm, no matter what I do with /host, it always fails similar to this:
>> 
>>     $ ls -l /host/
>>     ls: cannot access /host/: Function not implemented
>> 
>> On the host, I have Debian's samba package installed; that should be
>> enough, no special setup required?
>> 
>> I'm starting to debug this, but perhaps you've seen this, too?
>
> OK, the QEMU smb support can possibly only work if QEMU is run as the
> root user (tries to bind to port 139;

Hmm, QEMU starts the host’s smbd when the guest’s port 139 is accessed,
but smbd just gets data on its standard input (it’s an inetd-style
daemon.)  See net/slirp.c in QEMU.

It definitely works for me with QEMU-KVM 0.15.1 as non-root.

Thanks,
Ludo’.



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