On Thu, Nov 20, 2014 at 6:55 AM, jcbollinger <john.bollin...@stjude.org>
wrote:
>
>
> On Wednesday, November 19, 2014 8:04:59 AM UTC-6, Mnemo Johnny wrote:
>>
>> Hi, colleagues!
>>
>> Can I repeatedly use a one file resource in Windows in follow case?
>>
>
>
> You can never declare the same resource more than once in one catalog.
> Under some circumstances, however, the same DSL code can be used to declare
> multiple *different* resources, or you can use conditional constructs to
> allow you to evaluate a piece of DSL code multiple times to ultimately
> declare only one resource.
>
>
>>
>> 1. Check file resource with md5 from source disk.
>> 2. If it changed -> stop application -> replace .exe on destination
>> -> start application.
>> 3. If not -> noop.
>>
>> 'Define' with 'realize' don't help me - duplicate resource. For Windows 7
>> I had successfully used validate_cmd, but in Windows XP stdlib with
>> validate_cmd is not supported.
>>
>
>
>>
>> Resource in Windows 7:
>>
>> file { $app1exe:
>> source => "${app1source}\\${appname}.exe",
>> ensure => present,
>> require => Exec['map_source'],
>> checksum => md5,
>> source_permissions => ignore,
>> validate_cmd => "${cmd} /c start taskkill /f /im ${appname}.exe",
>> notify => Acl[$app1path],
>> }
>>
>>
>
> PuppetLabs's 'stdlib' module has a validate_cmd() function, but that's
> nothing to do with the above. The 'validate_cmd' there is a parameter of
> the File resource type, first introduced in Puppet 3.5. Anyway, *neither*
> validate_cmd enables you to circumvent Puppet's constraint against
> multiple-declaration of resources. To use that File declaration for a
> Windows XP -- or any other -- machine, that machine must be running a
> recent enough version of Puppet (at least v 3.5).
>
>
>
>> How to redeclare file resource to use it in Windows XP?
>>
>>
>
> Again, if you mean multiple declaration of the same resource in one
> catalog, then you can't. Not in WinXP, Win7, Win8, Linux, OS X, or any
> other OS supported by Puppet.
>
> If you mean declaring the same resource in each of several different
> catalogs for the same machine, then you don't need to do anything special
> at the Puppet level. That's not multiple or re-declaration in the sense
> those terms are used in Puppet context, and it just works as far as Puppet
> is concerned -- Puppet will happily produce a catalog. You may be
> constrained by other factors, however, such as Windows refusing to modify
> or replace the EXE of a running process. Such factors could cause catalog
> *application* to fail, but a solution must involve what you declare, not
> so much how you declare it.
>
> I find your use of the validate_cmd parameter to be a bit of a hack, but
> also a bit ingenious. I don't know any other way to inject actions between
> a File resource determining the target local file is out sync, and that
> File updating the local file. I would previously have said there wasn't
> any way at all to do that. If that's the behavior you're after, then your
> best best is to ensure that your clients are all running at least Puppet
> 3.5.
>
> Do note that *no* version of Puppet is officially supported on Windows
> XP. That's perhaps a bit of a technicality, however, since Puppet 2.7.6
> and above is supported on Windows Server 2003 R2, and unsupported packages
> are available for Windows Server 2003 (original),
>
We actually support 2003 non-R2, though our docs may not be correct.
With that said, Microsoft is dropping support for all versions of 2003 on
July 14th, 2015[1], and we will be also.
> which is more or less just the server version of XP.
>
>
> John
>
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Josh
[1]
http://support2.microsoft.com/lifecycle/search/default.aspx?alpha=Windows+Server+2003
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