1、关闭防火墙
    systemctl disable firewalld
    systemctl stop firewalld
    vim /etc/selinux/config
    //修改内容
    image.png
    reboot //重启虚拟机
    2、禁用SELinux
    3、切换网络管理器(NetworkManager —> network)
    systemctl disable NetworkManager
    systemctl enable network
    image.png
    systemctl restart network

    注：systemctl stop NetworkManager //可以加上
    4、下载安装centos-release-openstack-queens
    yum install -y centos-release-openstack-queens
    安装完成后，启用；
    image.png
    yum repolist all //查看

    image.png
    发现已经启用过了，

    注：
    yum-config-manager —enable centos-openstack-queens //启用这个
    image.png

    cd /etc/yum.repos.d/ //切换到软件源定义目录
    （在yum.repos.d目录下执行）执行：curl -O https://trunk.rdoproject.org/centos7/delorean-deps.repo
    curl -O https://trunk.rdoproject.org/centos7/current-passed-ci/delorean.repo

    查看：
    image.png
    执行：image.png
    image.png
    将priority—- 改为：1

    之后执行：image.png
    5、yun update -y //更新系统
    6、重启系统
    7、安装PackStack -allinone
    yum install -y openstack-packstack
    等待安装成功，