(FACT-3121) Detect SmartOS LX virtualization

Author: smokris

lib/facter/util/facts/posix/virtual_detector.rb

@@ -7,7 +7,7 @@ module Posix
         module VirtualDetector
           class << self
             def platform
-              @@fact_value ||= check_docker_lxc || check_freebsd || check_gce || retrieve_from_virt_what
+              @@fact_value ||= check_docker_lxc || check_freebsd || check_gce || check_smartos_lx || retrieve_from_virt_what
               @@fact_value ||= check_vmware || check_open_vz || check_vserver || check_xen || check_other_facts
               @@fact_value ||= check_lspci || 'physical'
 
@@ -25,6 +25,10 @@ def check_gce
               'gce' if bios_vendor&.include?('Google')
             end
 
+            def check_smartos_lx
+              'smartos-lx' if Facter::Resolvers::Uname.resolve(:kernelversion) == 'BrandZ virtual linux'
+            end
+
             def check_vmware
               Facter::Resolvers::Vmware.resolve(:vm)
             end

spec/facter/util/facts/posix/virtual_detector_spec.rb

@@ -241,6 +241,19 @@
       end
     end
 
+    context 'when smartos-lx' do
+      let(:value) { 'smartos-lx' }
+
+      before do
+        allow(Facter::Resolvers::VirtWhat).to receive(:resolve).with(:vm).and_return('lxc')
+        allow(Facter::Resolvers::Uname).to receive(:resolve).with(:kernelversion).and_return('BrandZ virtual linux')
+      end
+
+      it 'returns smartos-lx' do
+        expect(detector.platform).to eq(value)
+      end
+    end
+
     context 'when all resolvers return nil ' do
       let(:vm) { 'physical' }