13.OpenStack常用命令
常用的命令使用trove create创建数据库
trove create name 2 --size=2 --databases DBNAME \
--users USER:PASSWORD --datastore_version mysql-5.5 \
--datastore mysql
创建实例
一个flavor指定一个虚拟资源分配文件包括处理器、内存、存储
nova flavor-list
+----+-----------+-----------+------+-----------+------+-------+-------------+-----------+
| ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public |
+----+-----------+-----------+------+-----------+------+-------+-------------+-----------+
| 1| m1.tiny | 512 | 1 | 0 | | 1 | 1.0 | True |
| 2| m1.small| 2048 | 20 | 0 | | 1 | 1.0 | True |
| 3| m1.medium | 4096 | 40 | 0 | | 2 | 1.0 | True |
| 4| m1.large| 8192 | 80 | 0 | | 4 | 1.0 | True |
| 5| m1.xlarge | 16384 | 160| 0 | | 8 | 1.0 | True |
+----+-----------+-----------+------+-----------+------+-------+-------------+-----------+
列出可用镜像
nova image-list
+--------------------------------------+---------------------+--------+--------+
| ID | Name | Status | Server |
+--------------------------------------+---------------------+--------+--------+
| acafc7c0-40aa-4026-9673-b879898e1fc2 | cirros-0.3.3-x86_64 | ACTIVE | |
+--------------------------------------+---------------------+--------+--------+
可用网络
neutron net-list
+--------------------------------------+----------+-------------------------------------------------------+
| id | name | subnets |
+--------------------------------------+----------+-------------------------------------------------------+
| 3c612b5a-d1db-498a-babb-a4c50e344cb1 | demo-net | 20bcd3fd-5785-41fe-ac42-55ff884e3180 192.168.1.0/24 |
| 9bce64a3-a963-4c05-bfcd-161f708042d1 | ext-net| b54a8d85-b434-4e85-a8aa-74873841a90d 203.0.113.0/24 |
+--------------------------------------+----------+-------------------------------------------------------+
有效安全组
neutron net-list
+--------------------------------------+----------+-------------------------------------------------------+
| id | name | subnets |
+--------------------------------------+----------+-------------------------------------------------------+
| 3c612b5a-d1db-498a-babb-a4c50e344cb1 | demo-net | 20bcd3fd-5785-41fe-ac42-55ff884e3180 192.168.1.0/24 |
| 9bce64a3-a963-4c05-bfcd-161f708042d1 | ext-net| b54a8d85-b434-4e85-a8aa-74873841a90d 203.0.113.0/24 |
+--------------------------------------+----------+-------------------------------------------------------+
创建实例 不能用ext-net创建实例！
完成安装
1、启动数据库服务，并将其配置为随系统自启动
systemctl enable mariadb.service
systemctl startmariadb.service
2、固定数据库服务，包括选择合适的 root 帐户密码
mysql_secure_installation
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