[ovirt-users] ?= vdsClient is removed and replaced by vdsm-clien

Fri Apr 13 19:53:54 UTC 2018

On Fri, Apr 13, 2018 at 6:54 PM, fsoyer <fsoyer at systea.fr> wrote:

> Hi,
> This task is listed (since 2 days) in the GUI / up right "tasks" icon. It
> is visibly freezed as no OVA file has been created, but no errors in GUI,
> just... it runs. Or : it loops :)
> This (test) vm is one on which I have extended the disk (50 -> 100G).
> Before being stopped and trying to export it to OVA, it works fine. All
> other vms around can be well exported but not this one. I've tried to
> restart engine, change SPM, restart one by one each node, but the task is
> always here. I could even restart the vm today without error and it works
> fine ! But... the task runs...
> Today also, I tried to clone the vm : same thing, now I have 2 tasks
> running indefinitly :(

> Strange bug, where no timeout stopped the tasks in error. I can't see any
> revelant things in engine.log or vdsm.log, but probably I've not seen them
> in all the messages.
> No problem to remove this (test) vm and try on another (test) one (extend
> disk to see if this is the reason of the problem). But before I want to
> kill this tasks !
>

Please don't remove that VM yet.
It would be appreciated if you could file a bug and share the engine log
that covers the attempt to export this VM to OVA + the ansible log of that
operation.

>
> Thanks.
> Frank
>
>
>
> Le Vendredi, Avril 13, 2018 16:24 CEST, Arik Hadas <ahadas at redhat.com> a
> écrit:
>
>
>
>
> On Fri, Apr 13, 2018 at 11:14 AM, fsoyer <fsoyer at systea.fr> wrote:
>>
>> Hi all,
>> I can't find any exhaustive doc for new vdsm-client. My problem actually
>> is a task (export a vm to OVA) blocked.
>
>
> I'm afraid you won't find any task in VDSM for 'export a VM to OVA'.
> Expoting a VM to OVA is comprised of three steps:
> 1. Creating temporary cloned disks - you'll find a task of
> copy-image-group for each disk.
> 2. Creating the OVA file - that's done by a python script executed by
> ansible, there is no task for that in VDSM.
> 3. Removing the temporary cloned disks - you'll find a task of
> remove-image for each disk.
>
> Can you please elaborate on the problem you're having - where do you see
> that task and how can you see that it's blocked?
>
>
>> I found that I can interact with
>> vdsm-client Task getInfo taskID=<uuid>, and replace getInfo by "stop",
>> BUT : how can I find this UUID ???
>> Old "vdsClient -s 0 getAllTasksStatuses" has no equivalent ??
>>
>> Does someone knows if a complete doc exists dot vdsm-client ?
>> Thanks
>> Frank
>>
>>
>>
>>
>>
>> Le Mercredi, Janvier 25, 2017 12:30 CET, Irit Goihman <
>> igoihman at redhat.com> a écrit:
>>
>>
>> Hi All,
>>
>> vdsClient will be removed from master branch today.
>> It is using XMLRPC protocol which has been deprecated and replaced by
>> JSON-RPC.
>>
>> A new client for vdsm was introduced in 4.1: vdsm-client.
>> This is a simple client that uses JSON-RPC protocol which was introduced
>> in ovirt 3.5.
>>
>> The client is not aware of the available methods and parameters, and you
>> should consult
>> the schema [1] in order to construct the desired command.
>>
>> Future version should parse the schema and provide online help.
>>
>>
>> If you're using vdsClient, we will be happy to assist you in migrating to
>> the new vdsm client.
>>
>>
>>
>> *vdsm-client usage:*
>>
>> vdsm-client [-h] [-a ADDRESS] [-p PORT] [--unsecure] [--timeout TIMEOUT]
>>                    [-f FILE] namespace method [name=value [name=value]
>> ...]
>>
>>
>> Invoking simple methods:
>>
>> # vdsm-client Host getVMList
>> ['b3f6fa00-b315-4ad4-8108-f73da817b5c5']
>>
>> For invoking methods with many or complex parameters, you can read
>> the parameters from a JSON format file:
>>
>> # vdsm-client Lease info -f lease.json
>>
>> where lease.json file content is:
>>
>> {
>>
>>           "lease": {
>>
>>               "sd_id": "75ab40e3-06b1-4a54-a825-2df7a40b93b2",
>>
>>               "lease_id": "b3f6fa00-b315-4ad4-8108-f73da817b5c5"
>>
>>           }
>>
>>   }
>>
>> It is also possible to read parameters from standard input, creating
>> complex parameters interactively:
>>
>> # cat <<EOF | vdsm-client Lease info -f -
>>
>>      {
>>
>>          "lease": {
>>
>>              "sd_id": "75ab40e3-06b1-4a54-a825-2df7a40b93b2",
>>
>>              "lease_id": "b3f6fa00-b315-4ad4-8108-f73da817b5c5"
>>
>>          }
>>
>>      }
>>
>>     EOF
>>
>>
>> *Constructing a command from vdsm schema:*
>>
>> Let's take VM.getStats as an example.
>> This is the entry in the schema:
>>
>> VM.getStats:
>>
>>     added: '3.1'
>>
>>     description: Get statistics about a running virtual machine.
>>
>>     params:
>>
>>     -   description: The UUID of the VM
>>
>>         name: vmID
>>
>>         type: *UUID
>>
>>     return:
>>
>>         description: An array containing a single VmStats record
>>
>>         type:
>>
>>         - *VmStats
>>
>>
>> namespace: VM
>> method name: getStats
>> params: vmID
>>
>> The vdsm-client command is:
>>
>> # vdsm-client VM getStats vmID=b3f6fa00-b315-4ad4-8108-f73da817b5c5
>>
>>
>> *Invoking getVdsCaps command:*
>>
>> # vdsm-client Host getCapabilities
>>
>>
>>
>> Please consult vdsm-client help and man page for further details and
>> options.
>>
>>
>>
>> [1] https://github.com/oVirt/vdsm/blob/master/lib/api/vdsm-api.yml
>>
>> --
>> Irit Goihman
>> Software Engineer
>> Red Hat Israel Ltd.
>>
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>
>
>
>
>
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