Refs #26050 - few method changes

definitions/checks/yum_exclude.rb

@@ -6,18 +6,18 @@ class Checks::YumExclude < ForemanMaintain::Check
   end
 
   def run
-    assert(exclude_set?, 'The /etc/yum.conf has exclude list configured as below,'\
-          "\n  #{yum_exclude}"\
+    assert(!exclude_set?, 'The /etc/yum.conf has exclude list configured as below,'\
+          "\n  #{grep_yum_exclude[1]}"\
           "\nUnset this as it can cause yum update or upgrade failures !")
   end
 
   def exclude_set?
-    yum_exclude == 'exclude=' || yum_exclude == 'exclude ='
+    return true if grep_yum_exclude[1] =~ /^exclude\s*=\s*\S+/
+
+    false
   end
 
-  def yum_exclude
-    execute!('grep -w exclude /etc/yum.conf')
-  rescue ForemanMaintain::Error::ExecutionError
-    'exclude='
+  def grep_yum_exclude
+    execute_with_status('grep -w exclude /etc/yum.conf')
   end
 end