@@ -5,11 +5,12 @@

 # **Glance**, **Heat**, **Horizon**, **Keystone**, **Nova**, **Neutron**,

 # and **Swift**

-# This script allows you to specify configuration options of what git

-# repositories to use, enabled services, network configuration and various

-# passwords.  If you are crafty you can run the script on multiple nodes using

-# shared settings for common resources (mysql, rabbitmq) and build a multi-node

-# developer install.

+# This script's options can be changed by setting appropriate environment

+# variables.  You can configure things like which git repositories to use,

+# services to enable, OS images to use, etc.  Default values are located in the

+# ``stackrc`` file. If you are crafty you can run the script on multiple nodes

+# using shared settings for common resources (eg., mysql or rabbitmq) and build

+# a multi-node developer install.

 # To keep this script simple we assume you are running on a recent **Ubuntu**

 # (12.04 Precise or newer) or **Fedora** (F18 or newer) machine.  (It may work

@@ -30,6 +31,9 @@ unset LANGUAGE

 LC_ALL=C

 export LC_ALL

+# Make sure umask is sane

+umask 022

+

 # Keep track of the devstack directory

 TOP_DIR=$(cd $(dirname "$0") && pwd)