[Pacemaker] Re: [Linux-HA] the crm command line interface

[Serge Dubrouski]

On Mon, Sep 8, 2008 at 3:40 PM, Lars Marowsky-Bree <lmb at suse.de> wrote:
> On 2008-09-08T15:29:36, Serge Dubrouski <sergeyfd at gmail.com> wrote:
>
>> Hi, Dejan -
>>
>> I just tried to use your tool for creating primitives and honestly
>> didn't like how it does it. Instead of typing a definition for a
>> primitive/group/clone/etc... in one line that includes all possible
>> attributes and operations I'd rather have a more interactive tool that
>> would guide me through possible choices.
>
> Part of this could be provided through command-line completion, which
> would be my personal preferences.

Would be good but how one knows what is available?

>
>> For example "primitive myIP IPAddr" command could generate a generic
>> XML template for a such primitive and put it into vi/emacs editor
>> allowing user to change parameters and operations attributes.
>
> This will come; if you use a shadow CIB, it should allow you to edit the
> generated/changed raw XML before committing.
>
>> Or a set of interactive menus with possible attributes and  operations
>> that would allow user to select necessary attributes and set values
>> for them.
>
> "interactive menus" - we _are_ talking about a CLI, not a GUI here. ;-)

You know,  in old good times such thing did exist:

1. Create a primitive
2. Delete a primitive
.......
16. Commit
17. Exit

Creating IPaddr primirive:

1. Add IP address
2. Add "Start" operation
3. Add "Stop" operation
.....

:-) And so on.

>
>
>
>>              <op id="monitor_myIP" name="monitor" interval="30s" timeout="30s"/>
>>              <op id="start_myIP" interval="30s" name="start" timeout="30s"/>
>>              <op id="stop_myIP" interval="30s" name="stop" timeout="30s"/>
>
> intervals on non-monitor? The CLI probably refuses to parse this because
> it's a semantic bug, which the DTD can't protect against ;-) But yes,
> that's a bug. Please file it.

A bug against what? CLI or cibadmin?
>
>
> Regards,
>    Lars
>
> --
> Teamlead Kernel, SuSE Labs, Research and Development
> SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nürnberg)
> "Experience is the name everyone gives to their mistakes." -- Oscar Wilde
>
>
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-- 
Serge Dubrouski.