1 files changed, 24 insertions, 0 deletions
diff --git a/lib/system_check/init_helpers.rb b/lib/system_check/init_helpers.rb
new file mode 100644
index 00000000000..2573f06b716
--- /dev/null
+++ b/lib/system_check/init_helpers.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'open3'
+
+module SystemCheck
+  module InitHelpers
+    # Return the Wants= of a unit, empty if the unit doesn't exist
+    def systemd_get_wants(unitname)
+      stdout, _stderr, status = Open3.capture3("systemctl", "--no-pager", "show", unitname)
+
+      unless status
+        return []
+      end
+
+      wantsline = stdout.lines.find { |line| line.start_with?("Wants=") }
+
+      unless wantsline
+        return []
+      end
+
+      wantsline.delete_prefix("Wants=").strip.split
+    end
+  end
+end