On Thu, Sep 18, 2014 at 3:54 PM, Rob Reynolds <r...@puppetlabs.com> wrote:
>
>
> On Thu, Sep 18, 2014 at 2:11 PM, Brian Morris <nomadicextre...@gmail.com>
> wrote:
>
>> Hello all,
>>
>> I have been banging my head against this one for a couple of days. I am
>> trying to use Powershell to comb the Windows registry for installed
>> applications, such as VMware Tools, to create a custom facter. If I run
>> this code from a PS prompt it works, and returns the expected data:
>>
>> PS C:\> Get-ChildItem
>> hklm:\software\microsoft\windows\currentversion\uninstall | ForEach-Object
>> {Get-ItemProperty $_.ps
>> path} | Where-Object {$_.DisplayName -eq "VMware Tools"} | ForEach-Object
>> -process {$_.DisplayVersion }
>> *9.4.6.1770165*
>>
>>
> This is running in a 64bit process.
>
>
>
>> However, running the same thing through Puppet as a facter yields zero
>> data:
>>
>> ----------
>> Facter.add("vmtools_version") do
>> confine :osfamily => "Windows"
>> setcode do
>>
>> Facter::Util::Resolution.exec('C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
>> -Command
>>
>
C:\Windows\System32 is also subject to File system redirection, which is
also talked about in that post. Likely fixing only this as sysnative will
return the right data because PowerShell will run in 64bit mode. But I
would explore the ruby only way to speed up the fact.
> "& {Get-ChildItem
>> hklm:\software\microsoft\windows\currentversion\uninstall | ForEach-Object
>> {Get-ItemProperty $_.pspath} | Where-Object {$_.DisplayName -eq \"VMware
>> Tools\"} | ForEach-Object -process {$_.DisplayVersion } } "')
>> end
>> end
>> ----------
>>
>
> This is in a 32bit process unless you are on the newest 3.7.0 or 3.7.1 x64
> builds of Puppet. You are hitting registry redirection. Be sure to
> checkout Common Gotchas[1] especially for how to turn off registry
> redirection in a 32 bit process.
>
>
> [1] http://puppetlabs.com/blog/how-avoid-common-windows-gotchas-puppet
>
>
> More detail:
>
> When a 32 bit process calls the registry and is subject to redirection, it
> only sees the Wow6432Node under software. Check out that link above, it
> explains quite a bit in more detail.
>
>
>
>>
>> The left side shows up in the facters as "vmtools_version", but the right
>> side is always empty. I have tried using the GetItem module instead, and
>> tried various combinations of the "-Command" switch, removed the "For-Each"
>> handler to see if would spit out a huge block of text, and even tried
>> wrapping the whole thing in a "try & catch" to see if any error states are
>> generated, but have never gotten any right side output at all.
>>
>> Does anyone have an idea that might make this work?
>>
>> --
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>
>
>
> --
> Rob Reynolds
> Developer, Puppet Labs
>
> *Join us at PuppetConf 2014 <http://www.puppetconf.com/>, September
> 20-24 in San Francisco*
>
--
Rob Reynolds
Developer, Puppet Labs
*Join us at PuppetConf 2014 <http://www.puppetconf.com/>, September
20-24 in San Francisco*
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