Replace legacy facts

lib/facter/yum_reboot_required.rb

@@ -3,7 +3,7 @@
 require 'English'
 
 Facter.add(:yum_reboot_required) do
-  confine osfamily: 'RedHat'
+  confine 'os.family': 'RedHat'
   setcode do
     if File.exist?('/usr/bin/needs-restarting')
       Facter::Core::Execution.execute('/usr/bin/needs-restarting --reboothint')

lib/facter/yum_updates.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 Facter.add('yum_package_updates') do
-  confine osfamily: 'RedHat'
+  confine 'os.family': 'RedHat'
   setcode do
     yum_updates = []
 
@@ -18,14 +18,14 @@
 end
 
 Facter.add('yum_has_updates') do
-  confine osfamily: 'RedHat'
+  confine 'os.family': 'RedHat'
   setcode do
     Facter.value(:yum_package_updates).any?
   end
 end
 
 Facter.add('yum_updates') do
-  confine osfamily: 'RedHat'
+  confine 'os.family': 'RedHat'
   setcode do
     Facter.value(:yum_package_updates).length
   end

spec/unit/facter/yum_package_updates_spec.rb

@@ -9,15 +9,15 @@
 
   describe 'on non-Redhat distro' do
     before do
-      allow(Facter.fact(:osfamily)).to receive(:value).once.and_return('Debian')
+      allow(Facter.fact('os.family')).to receive(:value).and_return('Debian')
     end
 
     it { is_expected.to be_nil }
   end
 
   describe 'on Redhat distro' do
     before do
-      allow(Facter.fact(:osfamily)).to receive(:value).once.and_return('Redhat')
+      allow(Facter.fact('os.family')).to receive(:value).and_return('Redhat')
       allow(File).to receive(:executable?) # Stub all other calls
       allow(File).to receive(:executable?).with('/usr/bin/yum').and_return(true)
       allow(Facter::Util::Resolution).to receive(:exec).with('/usr/bin/yum --assumeyes --quiet --cacheonly list updates').and_return(yum_list_updates_result)