Re: [Xen-API] perl Xen API How to

[Mike McClurg <mike.mcclurg@xxxxxxxxxx>]

On 12/11/12 09:15, Rawat, Vishwanath wrote:
> Mike,
>       I tried encoding value as Boolean using XMLRPC::PurePerl it didn't work.
> For second part I tried passing int($min) instead of $min but still didn't 
> work.
> 

Did it give you a type error again? Is there any way you can ask the
library to encode the request so that you can then print it out and
verify that it's correct, without actually sending the request to the
server?

Mike

> Regards,
> Rawat
> 
> -----Original Message-----
> From: Mike McClurg [mailto:mike.mcclurg@xxxxxxxxxx] 
> Sent: Friday, November 09, 2012 5:30 PM
> To: Rawat, Vishwanath
> Cc: xen-api@xxxxxxxxxxxxx
> Subject: Re: [Xen-API] perl Xen API How to
> 
> On 09/11/12 11:38, Rawat, Vishwanath wrote:
>> Hi,
>>
>>                 I am writing some perl scripts which will perform some 
>> action on Xen server. I am using RPC::XML for that.
>>
> 
> <snip>
> 
>> $xen->simple_request("VM.start", $session, $vm_ref, $start_paused, 
>> $force);
>>
>>         Error displayed upon execution of above code is
>>
>>        $VAR1 = [
>>
>>            'FIELD_TYPE_ERROR',
>>
>>            'start_paused'
>>
>>         ];
>>
>>   start_paused option is of type Boolean so I tried all different 
>> combination like True, TRUE, true, Yes, ON. Nothing seems to be working.
>> Can someone let me know what is the correct way of passing Boolean 
>> value to simple_request method.
>>
> 
> This looks like a Perl XMLRPC problem to me. See here:
> 
> http://search.cpan.org/~rdietrich/xmlrpc-pureperl-0.03/lib/XMLRPC/PurePerl.pm#DATATYPES:
> 
> You can use that to explicitly encode a value as a boolean. I'm not much of a 
> Perl expert, so I don't know if that library is compatible with yours, but I 
> guess that link should get you moving in the right direction.
> 
> For your question below, those values are supposed to be integers. I'm not 
> sure why you'd be getting a field error there; maybe Perl is treating 'min' 
> as a string? (Everything in Perl is a string, right? ;) )
> 
> You probably know this already, but make sure you have the XenAPI reference 
> at hand when working with the API:
> http://docs.vmd.citrix.com/XenServer/6.1.0/1.0/en_gb/api/
> 
> Mike
> 
>>  
>>
>> 2.       I was trying to set dynamic memory range of a VM. Code is
>>
>> $min = 1024*1024*1024; # (also tried 1g,1GiB)
>>
>> $max = 2*1024*1024*1024;  #(also tried 2g,2GiB)
>>
>> $vm_ref = <vm_opaque_ref>;
>>
>>       $xen->simple_request("VM.set_memory_dynamic_range", $session, 
>> $vm_ref, $min, $max);
>>
>>   Getting same error as above
>>
>> $VAR1 = [
>>
>>            'FIELD_TYPE_ERROR',
>>
>>            'min'
>>
>>         ];
>>
>> Would like to know what is the correct way of passing these type of values.
>>
>>  
>>
>> 3.       Was trying to create network on a given Xen server.
>>
>> $network_name = "some_network_xenbr";
>>
>> $xen->simple_request("network.create", $session, $network_name);
>>
>>   Getting the following error
>>
>> $VAR1 = [
>>
>>           'XMLRPC_UNMARSHAL_FAILURE',
>>
>>           'unbox: Element=string should contain \'struct\'',
>>
>>           '<string>name-label=NACL_Test_Xenbr1352382351</string>'
>>
>>         ];
>>
>> $network_name should be of type "network record", which I don't know 
>> what it means. Can someone help me with this.
>>
>>  
>>
>> Thanks a lot in advance.
>>
>>  
>>
>> Regards,
>>
>> Rawat
>>
>>  
>>
>>  
>>
> 


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