执行:yum -y install openstack-utils openstack-keystone python-keystoneclient 报错:No package centos-release-openstack-newton available. 解决: vim /etc/yum.repos.d/OpenStack-Newton.repo [OpenStack-Newtron] name=OpenStack-Newtron baseurl=http://vault.centos.org/7.2.1511/cloud/x86_64/openstack-...