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Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support.
From: |
jvrao |
Subject: |
Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support. |
Date: |
Mon, 12 Apr 2010 08:16:58 -0700 |
User-agent: |
Thunderbird 2.0.0.24 (Windows/20100228) |
Jamie Lokier wrote:
> Mohammed Gamal wrote:
>> 2- With respect to CIFS. I wonder how the shares are supposed to be
>> exposed to the guest. Should the Samba server be modified to be able
>> to use unix domain sockets instead of TCP ports and then QEMU
>> communicating on these sockets. With that approach, how should the
>> guest be able to see the exposed share? And what is the problem of
>> using Samba with TCP ports?
>
> One problem with TCP ports is it only works when the guest's network
> is up :) You can't boot from that. It also makes things fragile or
> difficult if the guest work you are doing involves fiddling with the
> network settings.
>
> Doing it over virtio-serial would have many benefits.
>
> On the other hand, Samba+TCP+CIFS does have the advantage of working
> with virtually all guest OSes, including Linux / BSDs / Windows /
> MacOSX / Solaris etc. 9P only works with Linux as far as I know.
Here is the list of 9p platforms
http://9p.cat-v.org/implementations
>
> I big problem with Samba at the moment is it's not possible to
> instantiate multiple instances of Samba any more, and not as a
> non-root user. That's because it contains some hard-coded paths to
> directories of run-time state, at least on Debian/Ubuntu hosts where I
> have tried and failed to use qemu's smb option, and there is no config
> file option to disable that or even change all the paths.
>
> Patching Samba to make per-user instantiations possible again would go
> a long way to making it useful for filesystem passthrough. Patching
> it so you can turn off all the fancy features and have it _just_ serve
> a filesystem with the most basic necessary authentication would be
> even better.
>
> -- Jamie
>
>
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., (continued)
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., Jamie Lokier, 2010/04/12
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., Alexander Graf, 2010/04/12
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., jvrao, 2010/04/12
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., jvrao, 2010/04/13
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., Mohammed Gamal, 2010/04/13
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., jvrao, 2010/04/19
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., Mohammed Gamal, 2010/04/20
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., jvrao, 2010/04/20
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., Mohammed Gamal, 2010/04/21
- Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support., jvrao, 2010/04/21
Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support.,
jvrao <=