Hi,

The shared folder is not created when I install the avocado and after running 
the vt-bootstrap, I manually created the 
shared/cfg/guest-os/Linux/LinuxCustom/foo.cfg 

cat shared/cfg/guest-os/Linux/LinuxCustom/foo.cfg
- FooLinux:
    image_name = images/foo-linux

It doesn't list the foo guest.

Thanks,
Chandrashekar

-----Original Message-----
From: avocado-devel-boun...@redhat.com 
[mailto:avocado-devel-boun...@redhat.com] On Behalf Of Lukáš Doktor
Sent: Wednesday, February 7, 2018 9:51 PM
To: chand...@codeaurora.org; avocado-devel@redhat.com
Subject: Re: [Avocado-devel] How to create a custom config image to import and 
run the tests

Dne 31.1.2018 v 16:49 chand...@codeaurora.org napsal(a):
> How to add the user define guest and boot from the existing disk.img and run 
> the minimal tests, like
> 
> I don't include migration, nfs, glusterfs, etc.
> 
> Could you please help me on the same.
> 
> Thanks,
> Chandrashekar
> 

Hello Chandrashekar,

I assume you're talking about Avocado-vt tests, right? There the disk image is 
specified by the `--vt-guest-os` "profile" which are defined in 
`$AVOCADO_VT/shared/cfg/guest-os/*` config files. You can see that there are 
many values set which change many aspects throughout the test execution mainly 
about the allowed devices (virtio_blk/virtio_scsi/...) or ways to interact with 
os (yum, apt-get, whatever windows allows...), but many things are common even 
across different profiles.

So, to answer your question, simply find the closest match either by looking 
through the files or using `avocado list --vt-list-guests` (probably combined 
with `--vt-arch aarch64 --vt-machine-type arm64-pci`) which lists the profiles 
available for given arch/machine-type. Note that differences between 
architectures are usually quite small so if need for example `debian` you can 
copy the `x86_64` profile and change the values that are defined there and it 
should "mainly" work. Keep in mind you have to run `avocado vt-bootstrap` to 
propagate the changes in `$AVOCADO_VT/shared` to Avocado-vt.

Once you pick a suitable profile you can simply run `avocado --show all run 
--vt-guest-os XXX -- boot` which will most probably fail saying "image 
/foo/bar/baz/XXX.qcow2 not found" which gives you the location where you need 
to put your image. Once the image is there Avocado will assume it's the correct 
image of that OS, it'll create a backup and use it in tests usually reverting 
back after testing. There are some exceptions where the image gets overridden 
and that are mainly the `unattended_install` tests which try to install that 
kind of OS using the chosen media (cdrom, url, ...).

Note that for start you should be able to use the default, which is `JeOS.27` 
which is essentially a stripped out Fedora 27 shipped by us for all main 
architectures (aarch64, ppc64, ppc64le, x86_64 and s390x) so `avocado run boot` 
should usually work.

Happy testing,
Lukáš



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