环境配置
虚拟机（centos7 、内存8G、硬盘300G、处理器4核并开启intel vt-x，网络模式设置为NAT，虚拟机网络一定要设置好，并可以ping通baidu，不然有中途掉IP的情况发生）文章来源：https://www.toymoban.com/news/detail-585109.html
关闭防火墙和selinux
systemctl stop firewalld
systemctl disable firewalld
setenforce 0
vi /etc/selinux/config
修改SELINUX=disabled
关闭Network管理服务
systemctl stop NetworkManager
systemctl disable NetworkManager
systemctl start network
systemctl enable network
reboot
删除所有的yum源并重新下载yum源，并更新yum源
cd /etc/yum.repos.d/
ls
rm -rf *
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
ls
yum clean all
yum makecache
yum -y update
安装ntp时间同步服务器，并同步时间及写入计划任务
yum -y install ntpdate
ntpdate ntp.aliyun.com
crontab -e
写入：*/2 * * * * /usr/sbin/ntpdate ntp.aliyun.com >> /var/log/ntpdate.log
crontab -l
systemctl restart crond
systemctl enable crond
#安装openstack-train版本
yum -y install centos-release-openstack-train.noarch
#或安装openstack queens版本
yum install -y centos-release-openstack-queens
安装openstack-packstack软件包
yum -y install openstack-packstack
执行packstack --allinone命令进行安装
packstack --allinone 或 packstack -d --allinone
#执行结果如下：
Welcome to the Packstack setup utility
The installation log file is available at: /var/tmp/packstack/20200801-142057-L4DQX3/openstack-setup.log
Packstack changed given value to required value /root/.ssh/id_rsa.pub
Installing:
Clean Up [ DONE ]
Discovering ip protocol version [ DONE ]
Setting up ssh keys [ DONE ]
Preparing servers [ DONE ]
Pre installing Puppet and discovering hosts' details [ DONE ]
Preparing pre-install entries [ DONE ]
Setting up CACERT [ DONE ]
Preparing AMQP entries [ DONE ]
Preparing MariaDB entries [ DONE ]
Fixing Keystone LDAP config parameters to be undef if empty[ DONE ]
Preparing Keystone entries [ DONE ]
Preparing Glance entries [ DONE ]
Checking if the Cinder server has a cinder-volumes vg[ DONE ]
Preparing Cinder entries [ DONE ]
Preparing Nova API entries [ DONE ]
Creating ssh keys for Nova migration [ DONE ]
Gathering ssh host keys for Nova migration [ DONE ]
Preparing Nova Compute entries [ DONE ]
Preparing Nova Scheduler entries [ DONE ]
Preparing Nova VNC Proxy entries [ DONE ]
Preparing OpenStack Network-related Nova entries [ DONE ]
Preparing Nova Common entries [ DONE ]
Preparing Neutron LBaaS Agent entries [ DONE ]
Preparing Neutron API entries [ DONE ]
Preparing Neutron L3 entries [ DONE ]
Preparing Neutron L2 Agent entries [ DONE ]
Preparing Neutron DHCP Agent entries [ DONE ]
Preparing Neutron Metering Agent entries [ DONE ]
Checking if NetworkManager is enabled and running [ DONE ]
Preparing OpenStack Client entries [ DONE ]
Preparing Horizon entries [ DONE ]
Preparing Swift builder entries [ DONE ]
Preparing Swift proxy entries [ DONE ]
Preparing Swift storage entries [ DONE ]
Preparing Gnocchi entries [ DONE ]
Preparing Redis entries [ DONE ]
Preparing Ceilometer entries [ DONE ]
Preparing Aodh entries [ DONE ]
Preparing Puppet manifests [ DONE ]
Copying Puppet modules and manifests [ DONE ]
Applying 192.168.10.10_controller.pp
192.168.10.10_controller.pp: [ DONE ]
Applying 192.168.10.10_network.pp
192.168.10.10_network.pp: [ DONE ]
Applying 192.168.10.10_compute.pp
192.168.10.10_compute.pp: [ DONE ]
Applying Puppet manifests [ DONE ]
Finalizing [ DONE ]
**** Installation completed successfully ******
Additional information:
* A new answerfile was created in: /root/packstack-answers-20200801-142058.txt
* Time synchronization installation was skipped. Please note that unsynchronized time on server instances might be problem for
some OpenStack components. * File /root/keystonerc_admin has been created on OpenStack client host 192.168.10.10. To use the command line tools you nee
d to source the file. * To access the OpenStack Dashboard browse to http://192.168.10.10/dashboard .
Please, find your login credentials stored in the keystonerc_admin in your home directory.
* Because of the kernel update the host 192.168.10.10 requires reboot.
* The installation log file is available at: /var/tmp/packstack/20200801-142057-L4DQX3/openstack-setup.log
* The generated manifests are available at: /var/tmp/packstack/20200801-142057-L4DQX3/manifests
* Note temporary directory /var/tmp/packstack/32ea00925ee24993af64f518367d97ae on host 192.168.10.10 was not deleted for debugging purposes.
查看keystone-admin文件，随后在浏览器输入对应的IP地址和用户名密码进行登录
ls /root
cat keystonec_admin
#根据Additional information:
#就可以访问http://192.168.10.10/dashboard 进入OpenStack的管理界面
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