From c988d2de3f17a453b32b0b6909b7a12a6b6b272d Mon Sep 17 00:00:00 2001
From: Bo Maryniuk <bo@suse.de>
Date: Thu, 15 Mar 2018 13:32:51 +0100
Subject: [PATCH] Implement get namespaces inclusion to the salt-call script on
 the client machine

---
 salt/utils/thin.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/salt/utils/thin.py b/salt/utils/thin.py
index 495fb85ec5..7aa5606189 100644
--- a/salt/utils/thin.py
+++ b/salt/utils/thin.py
@@ -192,6 +192,29 @@ def get_ext_tops(config):
     return alternatives
 
 
+def _get_ext_namespaces(config):
+    '''
+    Get namespaces from the existing configuration.
+
+    :param config:
+    :return:
+    '''
+    namespaces = {}
+    if not config:
+        return namespaces
+
+    for ext_version in config:
+        for ns in ext_version:
+            constraint_version = tuple(ext_version[ns].get('py-version', []))
+            if not constraint_version:
+                raise salt.exceptions.SaltSystemExit("An alternative version is configured, but not defined "
+                                                     "to what Python's major/minor version it is constained.")
+            else:
+                namespaces[ns] = constraint_version
+
+    return namespaces
+
+
 def get_tops(extra_mods='', so_mods=''):
     '''
     Get top directories for the dependencies, based on Python interpreter.