puppet-prod/modules/zfs/lib/facter/zfs_datasets.rb
Ben Vincent 5ba483c68a feat: add ZFS facts to prevent zpool disk changes (#410)
- add zfs_zpools and zfs_datasets facts to detect existing ZFS resources
- skip zpool creation when pools already exist

Reviewed-on: #410
2025-10-18 21:24:33 +11:00

20 lines
518 B
Ruby

# frozen_string_literal: true
Facter.add(:zfs_datasets) do
confine kernel: 'Linux'
setcode do
datasets = []
if Facter::Core::Execution.which('zfs')
begin
output = Facter::Core::Execution.execute('zfs list -H -o name 2>/dev/null', on_fail: nil)
datasets = output.strip.split("\n") if output && !output.empty?
rescue StandardError => e
Facter.debug("Error getting zfs dataset information: #{e.message}")
end
end
datasets.empty? ? nil : datasets
end
end