# Define images to be automatically downloaded during the DevStack built process. DOWNLOAD_DEFAULT_IMAGES=False IMAGE_URLS="http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img" #change github to trystack GIT_BASE=${GIT_BASE:-http://git.trystack.cn} NOVNC_REPO=${NOVNC_...