Fix 23417 (#27770)

* Expose user_metadat to ansible

* Fixed exception when no userData

contrib/inventory/softlayer.py

@@ -53,6 +53,7 @@ class SoftLayerInventory(object):
         'primaryIpAddress',
         'datacenter',
         'tagReferences.tag.name',
+        'userData.value',
     ]
 
     vs_items = [
@@ -137,6 +138,8 @@ class SoftLayerInventory(object):
         if 'primaryIpAddress' not in instance:
             return
 
+        instance['userData'] = instance['userData'][0]['value'] if instance['userData'] else ''
+
         dest = instance['primaryIpAddress']
 
         self.inventory["_meta"]["hostvars"][dest] = instance