nothing wrong with keys() but...
function uuid_for_partition($needle) {
$uuid = $facts["partitions"].reduce() |$memo, $partition| {
$partition[1]["mount"] ? {
$needle => $partition[0],
default => $memo
}
}
}
notice(uuid_for_partition("/boot"))
On Thu, Nov 9, 2017, at 00:54, Sean wrote:
> Hi,
>
> I have been attempting (and failing miserably) at trying to obtain the
> UUID
> of a partition mounted in a specific directory from the partitions fact.
> I'm using puppet 4.10.8.
>
> As an example, let's say I'm looking for the UUID of /boot on my
> systems...
>
> $ facter partitions
> {"sda1"=>{"size"=>"1048576", "mount"=>"/boot/efi"},
> "sda2"=>{"uuid"=>"14528e73-61cc-4503-b24f-47c3b6e2aee2",
> "size"=>"1048576",
> "mount"=>"/boot"},
> "sda3"=>{"uuid"=>"c0f0fa3e-b389-4814-ae8b-dec3b14816fb",
> "size"=>"974673920"}}
>
> I can successfully use the filter function to find the sda2 hash in
> puppet:
>
> $x = $facts['partitions'].filter |$p,$d| { $d['mount' == '/boot' }
> $k = keys($x)
> $u = $x[k[0]]['uuid']
> notify { "$u": }
>
>
> This produces the desired resulting data, a string with the UUID, but it
> requires using puppetlabs-stdlib's keys function. So, is there a way to
> accomplish this with native puppet alone?
>
> Thanks you kindly.
>
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