Centos7安装部署OpenStack--01.系统环境准备

# 在控制节点上执行
hostnamectl set-hostname controller
echo ‘
# controller
192.168.182.143       controller
# compute1
192.168.182.142       compute1
‘>>/etc/hosts

# 在计算节点上执行
hostnamectl set-hostname compute1
echo ‘
# controller
192.168.182.143       controller
# compute1
192.168.182.142       compute1
‘>>/etc/hosts

systemctl stop firewalld.service
systemctl disable firewalld.service
systemctl status firewalld.service

setenforce 0
getenforce
sed -i ‘s#SELINUX=enforcing#SELINUX=disabled#g‘ /etc/sysconfig/selinux
grep SELINUX=disabled /etc/sysconfig/selinux

# 在所有的节点上执行 
yum install chrony -y

vim /etc/chrony.conf
# 在控制节点上配置
# 去掉原有的server
server  ntp6.aliyun.com iburst
allow 192.168.182.0/24

vim /etc/chrony.conf
# 在计算节点上配置
# 去掉原有的server
server  192.168.182.143 iburst
allow 192.168.182.0/24

systemctl restart chronyd.service
systemctl status chronyd.service
systemctl enable chronyd.service
systemctl list-unit-files |grep chronyd.service

timedatectl set-timezone Asia/Shanghai
chronyc sources
timedatectl status

mv -f /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

mv /etc/yum.repos.d/epel.repo /etc/yum.repos.d/epel.repo.backup
wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo

yum install centos-release-openstack-rocky -y
yum clean all
yum makecache

yum update -y

yum install python-openstackclient openstack-selinux -y

yum install mariadb mariadb-server MySQL-python python2-PyMySQL -y

vim /etc/my.cnf.d/mariadb_openstack.cnf
# 在[mysqld]添加以下配置
# -----------------------------------
[mysqld]
bind-address = 0.0.0.0
default-storage-engine = innodb
innodb_file_per_table = on
max_connections = 4096
collation-server = utf8_general_ci
character-set-server = utf8
init-connect = ‘SET NAMES utf8‘
# -----------------------------------

systemctl restart mariadb.service
systemctl status mariadb.service 

systemctl enable mariadb.service 
systemctl list-unit-files |grep mariadb.service

# 最后安全初始化，运行``mysql_secure_installation``脚本
mysql_secure_installation
步骤依次如下：
回车
n
Y
Y
Y
Y

# 重启服务
systemctl restart mariadb.service

yum install rabbitmq-server -y

systemctl start rabbitmq-server.service
systemctl status rabbitmq-server.service

systemctl enable rabbitmq-server.service
systemctl list-unit-files |grep rabbitmq-server.service

# 查看端口开启情况
ss -ntl | egrep  "5672|15672"

rabbitmqctl add_user openstack openstack
rabbitmqctl set_permissions openstack ".*" ".*" ".*"
rabbitmqctl set_permissions -p "/" openstack ".*" ".*" ".*"

rabbitmq-plugins enable rabbitmq_management
systemctl restart rabbitmq-server.service
rabbitmq-plugins list
lsof -i:15672

yum install memcached python-memcached -y

# 修改配置，改成本机的IP地址，为了外部能访问
sed -i ‘s#127.0.0.1#192.168.182.143#g‘ /etc/sysconfig/memcached

systemctl start memcached.service
systemctl status memcached.service
netstat -anptl|grep memcached

systemctl enable memcached.service
systemctl list-unit-files |grep memcached.service

yum install etcd -y

vim /etc/etcd/etcd.conf
-----------------------------------
#[Member]
ETCD_DATA_DIR="/var/lib/etcd/default.etcd"
ETCD_LISTEN_PEER_URLS="http://192.168.182.143:2380"
ETCD_LISTEN_CLIENT_URLS="http://192.168.182.143:2379"
ETCD_NAME="controller"

#[Clustering]
ETCD_INITIAL_ADVERTISE_PEER_URLS="http://192.168.182.143:2380"
ETCD_ADVERTISE_CLIENT_URLS="http://192.168.182.143:2379"
ETCD_INITIAL_CLUSTER="controller=http://192.168.182.143:2380"
ETCD_INITIAL_CLUSTER_TOKEN="etcd-cluster-01"
ETCD_INITIAL_CLUSTER_STATE="new"
------------------------------------

systemctl start etcd.service
systemctl status etcd.service
netstat -anptl|grep etcd

systemctl enable etcd.service
systemctl list-unit-files |grep etcd.service