[chef] Re: Re: HWRP Array attribute not reset

[Noah Kantrowitz < >]

You are probably running in to the merge behavior of arrays in node 
attributes. Check out https://coderanger.net/2013/06/arrays-and-chef/ for ;
more info.

--Noah

On Mar 11, 2014, at 3:35 PM, "Stewart, Curtis" 
<
 >
 wrote:

> Attribute Sample:
> 
> node[‘servers’][‘main’][‘external_addresses’] = %w { 33.33.33.33 }
> 
> Recipe Context:
> 
> node[’servers'].each do |name, options|
>     server name do
>       external_addresses options['external_addresses']
>     end
> end
> 
> Then, if I update that attribute value to, say %w{ 33.33.33.30 }, the 
> resource loads with both addresses.
> 
> Curtis
> 
> On Mar 11, 2014, at 5:20 PM, Noah Kantrowitz 
> <
 >
>  wrote:
> 
>> Can you give an example of how you are using it?
>> 
>> --Noah
>> 
>> On Mar 11, 2014, at 3:19 PM, "Stewart, Curtis" 
>> <
 >
>>  wrote:
>> 
>>> I’m working with a custom HWRP, and I have an attribute of type Array. 
>>> 
>>> The definition is below, and the issue I’m trying to trouble shoot is 
>>> that if I update the value of my array, instead of resetting the array, 
>>> they new values are appended to the array.
>>> 
>>> 
>>>    def external_addresses(arg = nil)
>>>      set_or_return(:external_addresses, arg, :kind_of => Array)
>>>    end
>>> 
>>> 
>>> Thanks for any feedback,
>>> Curtis
>> 
>

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