commit 28cc43d16664a408f7e4315767230544d7f52618
Author: Valentina Mukhamedzhanova <vmukhame@redhat.com>
Date:   Mon May 19 16:21:46 2014 +0200

    Replace vars in include lines in .repo files. BZ 977380

diff --git a/yum/parser.py b/yum/parser.py
index b165ef2..5110cb5 100644
--- a/yum/parser.py
+++ b/yum/parser.py
@@ -18,6 +18,8 @@ def varReplace(raw, vars):
     @return: Input raw string with substituted values.
     '''
 
+    if not vars:
+        return raw
     done = []                      # Completed chunks to return
 
     while raw:
@@ -136,6 +138,7 @@ class ConfigPreProcessor:
                              'Error parsing config %s: include must specify file to include.' % (self.name)
                     else:
                         # whooohoo a valid include line.. push it on the stack
+                        url = varReplace(url, self._vars)
                         fo = self._pushfile( url )
                 else:
                     # check if the current line starts a new section
@@ -156,9 +159,7 @@ class ConfigPreProcessor:
             line = line.lstrip()
         # at this point we have a line from the topmost file on the stack
         # or EOF if the stack is empty
-        if self._vars:
-            return varReplace(line, self._vars)
-        return line
+        return varReplace(line, self._vars)
     
     
     def _absurl( self, url ):
commit 04c46c81f556e3e5ee72630f9501e243d00528a7
Author: Valentina Mukhamedzhanova <vmukhame@redhat.com>
Date:   Wed Jun 11 11:13:00 2014 +0200

    Read env vars in readStartupConfig() to make them work in yum.conf. BZ 1102575

diff --git a/yum/config.py b/yum/config.py
index f0f4e96..6e0ecdc 100644
--- a/yum/config.py
+++ b/yum/config.py
@@ -1042,6 +1042,11 @@ def readStartupConfig(configfile, root, releasever=None):
     startupconf.config_file_path = configfile
     parser = ConfigParser()
     confpp_obj = ConfigPreProcessor(configfile)
+
+    yumvars = _getEnvVar()
+    confpp_obj._vars = yumvars
+    startupconf.yumvars = yumvars
+
     try:
         parser.readfp(confpp_obj)
     except ParsingError, e:
@@ -1076,7 +1081,7 @@ def readMainConfig(startupconf):
     # ' xemacs syntax hack
 
     # Set up substitution vars
-    yumvars = _getEnvVar()
+    yumvars = startupconf.yumvars
     yumvars['basearch'] = startupconf.basearch
     yumvars['arch'] = startupconf.arch
     yumvars['releasever'] = startupconf.releasever