[one-users] VM description/comment
Daniel Molina
dmolina at opennebula.org
Tue Oct 23 09:23:54 PDT 2012
On 23 October 2012 14:31, <knawnd at gmail.com> wrote:
> Dear Ruben,
>
> first of all, sorry for delay with reply!
> Please, see my comments inline.
>
> Ruben S. Montero wrote on 19/10/12 00:34:
>
> Hi Ricardo + Nikolay
>>
>> You are right, one thing we have in our short roadmap is to add a generic
>> metada section for VMs. This metadata could be updated using the *update*
>> functionality currently present for other commands.
>>
> sounds encouraging! Is any information when such feature is planned to be
> implemented?
>
>
> Just to give you the rationale behind not having this yet. As you
>> probably know the VM template is extended once the VM created with control
>> data (e.g. DISK_ID's, specifric LEASES, SOURCE for DISK...) for obvious
>> reasons we do not want a user to modify this.
>>
> seems reasonable
>
> So we will split this in two, one for the control data and other to be
>> used/modified by the user.
>>
>> For now, as Nikolay suggests this limit somehow part of the
>> out-of-the-box functionality (e.g. adding DESCRIPTION in a bulk
>> submission), this functionality will need a custom program using OCA. About
>> parsing the out put of onevm show, note that you can always get the full
>> pool information with onevm list -x (TEMPLATE included) the onevm list
>> command just parse and pick some of this info and present it in a tabular
>> form...
>>
> Thanks a lot for detailed reply and explanations!
>
JFYI You can easily add new columns to the onevm list command. The
following patch adds a new DESCRIPTION column to the onevm list output:
https://gist.github.com/8f8499704cbee0e5db84
The onevm.yaml can be defined per user in $HOME/.one/onevm.yaml or globally
in /etc/one/cli/onevm.yaml
Cheers
>
> Regards,
> Nikolay.
>
>>
>> THANKS FOR YOUR FEEDBACK!
>>
>>
>> On Thu, Oct 18, 2012 at 10:21 AM, <knawnd at gmail.com <mailto:
>> knawnd at gmail.com>> wrote:
>>
>> Hi Ruben,
>>
>> Ruben S. Montero wrote on 17/10/12 14:42:
>>
>> Hi
>>
>> Why not using the name of the VM for this?.....
>>
>> The name of the VM I would like to use to put hostname in it and
>> perhaps use $NAME in
>> contextualization as e.g.
>>
>> CONTEXT=[
>> HOSTNAME="$NAME.domain.org <http://NAME.domain.org>" ]
>>
>>
>> But that would make a sense in case when one could be possible to
>> specify IP address in
>> 'onetemplate instantiate' command.
>>
>>
>> Also if you want to append any arbitrary data to the VM (at
>> creation) you can simply added
>> to the VM template as:
>>
>> DESCRIPTION="this is a web server, use 1234 as root password"
>>
>> This will be stored in the template ans can be queried with the
>> onevm show command or in
>> the Template tab in Sunstone
>>
>> As far as I understand that will work for a creation of a single VM
>> but won't if I need to
>> create a bunch of VMs with help of 'onetemplate instantiate' command.
>> Is there any way to modify certain deployed VM's config to add
>> arbitrary data like e.g.
>> DESCRIPTION field (something like 'onevm update')?
>> Moreover, in my opinion it's not convenient to parse the output of
>> 'onevm show' command when I
>> need to get a list of all VMs e.g. what have a word "web" in its
>> description. It would be more
>> convenient to have a separate column for that as I wrote before. But
>> probably to do that there
>> is a need to modify DB schema which is not desirable I guess.
>>
>> Regards,
>> Nikolay.
>>
>>
>> Cheers
>>
>> Ruben
>>
>>
>> On Tue, Oct 16, 2012 at 4:02 PM, <knawnd at gmail.com <mailto:
>> knawnd at gmail.com>
>> <mailto:knawnd at gmail.com <mailto:knawnd at gmail.com>>> wrote:
>>
>> Dear list,
>>
>> I wonder if there is any way to specify some text as a
>> description/comment for a
>> certain VM in
>> order to be able toquery such info later e.g. during 'onevm
>> list' command execution. I
>> just
>> don't want to get lost in all my VMs and which one is for
>> what.
>> I would like to have something like
>> $ onevm list
>> ID USER GROUP NAME STAT UCPU UMEM HOST
>> TIME DESCRIPTION
>> 11 oneadmin oneadmin one-11 runn 100 1G <host1>
>> 0d 02h07 web-server
>> 12 oneadmin oneadmin one-12 runn 1001G <host1>
>> 0d 02h03 mail-server
>> 13 oneadmin oneadmin one-13 runn 100 1G
>> <host2> 0d 00h17 development server
>>
>>
>> Regards,
>> Nikolay.
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>> >
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>>
>>
>> http://lists.opennebula.org/**listinfo.cgi/users-opennebula.**org<http://lists.opennebula.org/listinfo.cgi/users-opennebula.org>
>>
>>
>>
>>
>> -- Ruben S. Montero, PhD
>> Project co-Lead and Chief Architect
>> OpenNebula - The Open Source Solution for Data Center
>> Virtualization
>> www.OpenNebula.org <http://www.OpenNebula.org> <
>> http://www.OpenNebula.org> |
>> rsmontero at opennebula.org <mailto:rsmontero at opennebula.**org<rsmontero at opennebula.org>
>> >
>> <mailto:rsmontero at opennebula.**org <rsmontero at opennebula.org><mailto:
>> rsmontero at opennebula.**org <rsmontero at opennebula.org>>> | @OpenNebula
>>
>>
>>
>>
>>
>>
>>
>> --
>> Ruben S. Montero, PhD
>> Project co-Lead and Chief Architect
>> OpenNebula - The Open Source Solution for Data Center Virtualization
>> www.OpenNebula.org <http://www.OpenNebula.org> | rsmontero at opennebula.org<mailto:
>> rsmontero at opennebula.**org <rsmontero at opennebula.org>> | @OpenNebula
>>
>
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>
--
Daniel Molina
Project Engineer
OpenNebula - The Open Source Solution for Data Center Virtualization
www.OpenNebula.org | dmolina at opennebula.org | @OpenNebula
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