Merge pull request xapi-project#265 from robhoes/ely-bugfix

CA-237415: remove update group from yum

Author: robhoes

scripts/extensions/pool_update.apply

@@ -63,6 +63,15 @@ def execute_apply(session, update_package, yum_conf_file):
             raise ApplyFailure(output)
 
 
+def remove_group(group):
+    cmd = ['yum', 'group', 'mark', 'remove', group]
+    p = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, close_fds=True)
+    output, _ = p.communicate()
+    xcp.logger.info('pool_update.apply %r returncode=%r output=%r', cmd, p.returncode, output)
+    if p.returncode != 0:
+        raise ApplyFailure(output)
+
+
 if __name__ == '__main__':
     xcp.logger.logToSyslog(level=logging.INFO)
     txt = sys.stdin.read()
@@ -126,6 +135,7 @@ if __name__ == '__main__':
                 file.write("{0}".format(yum_conf))
 
             execute_apply(session, '@update', yum_conf_file)
+            remove_group('update')
 
             session.xenapi.pool_update.resync_host(host)
             print(success_message())