[Libguestfs] How to make virt-builder use qemu:///system instead of qemu:///session

Niranjan niranjan at ashoo.in
Tue Nov 18 14:55:39 UTC 2014


Richard W.M. Jones wrote:
> On Tue, Nov 18, 2014 at 11:37:31AM +0530, Niranjan wrote:
> > libvirt: XML-RPC error : Cannot recv data: Connection reset by peer
> > virt-builder: error: libguestfs error: could not connect to libvirt (URI =
> > qemu:///session): Cannot recv data: Connection reset by peer [code=38
> > domain=7]
> 
> This is a libvirt bug.  Possibly:
> 
>   https://bugzilla.redhat.com/show_bug.cgi?id=1164773
> 
> or:
> 
>   https://bugzilla.redhat.com/show_bug.cgi?id=886454
> 
> Easiest thing is to ditch libvirt and have virt-builder run qemu
> directly:
> 
>   export LIBGUESTFS_BACKEND=direct
Thanks that worked. 

<snip>

[juno at dhcp207-208 ~]$ export LIBGUESTFS_BACKEND=direct
[juno at dhcp207-208 ~]$ virt-builder fedora-20 --cache ~/.cache/virt-builder
[   1.0] Downloading: http://libguestfs.org/download/builder/fedora-20.xz
[   2.0] Planning how to build this image
[   2.0] Uncompressing
[  10.0] Opening the new disk
[  15.0] Setting a random seed
[  15.0] Setting passwords
virt-builder: Setting random password of root to fDn0pqBwSdFUD28f
[  16.0] Finishing off
                   Output file: fedora-20.img
                   Output size: 4.0G
                 Output format: raw
            Total usable space: 5.2G
                    Free space: 4.5G (86%)

</snip>

> 
> Rich.
> 
> -- 
> Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
> Read my programming and virtualization blog: http://rwmj.wordpress.com
> Fedora Windows cross-compiler. Compile Windows programs, test, and
> build Windows installers. Over 100 libraries supported.
> http://fedoraproject.org/wiki/MinGW
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