openstack【Kilo】入门 【网络篇】十七：创建实例

问题导读

1.创建实例需要哪些条件?
2.创建实例使用的是哪个网络ID？
3.如何不安装dasboard，访问创建实例？







1.生效认证

[Bash shell] 纯文本查看 复制代码

?

1

sourcedemo-openrc.sh

2.生成并添加一个密钥对：

[Bash shell] 纯文本查看 复制代码

?

1

nova keypair-add demo-key

3.验证密钥对

[Bash shell] 纯文本查看 复制代码

?

1

nova keypair-list

创建实例

列出flavors

[Bash shell] 纯文本查看 复制代码

?

1

nova flavor-list

[Bash shell] 纯文本查看 复制代码

?

1

2

3

4

5

6

7

8

9

+-----+-----------+-----------+------+-----------+------+-------+-------------+-----------+

| 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      |

+-----+-----------+-----------+------+-----------+------+-------+-------------+-----------+

列出镜像

[Bash shell] 纯文本查看 复制代码

?

1

2

3

4

5

6

nova image-list

+--------------------------------------+---------------------+--------+--------+

| ID                                   | Name                | Status | Server |

+--------------------------------------+---------------------+--------+--------+

| acafc7c0-40aa-4026-9673-b879898e1fc2 | cirros-0.3.4-x86_64 | ACTIVE |        |

+--------------------------------------+---------------------+--------+--------+

3.列出网络

[Bash shell] 纯文本查看 复制代码

?

1

neutron net-list

[Bash shell] 纯文本查看 复制代码

?

1

2

3

4

5

6

+--------------------------------------+----------+-----------------------------------------------------+

|id                                  | name     | subnets                                             |

+--------------------------------------+----------+-----------------------------------------------------+

| 64da5fe4-c3a3-4aa7-a685-a5a9446aac13 | demo-net | 199ec974-e536-4814-93fc-af09efcc7014 192.168.1.0/24|

| c88d8856-7ecf-4bbc-bae1-3cc65d2724e6 | ext-net  | cd1c51f1-5d22-407d-9f08-cc774ed9c2e4 10.0.0.0/24   |

+--------------------------------------+----------+-----------------------------------------------------+

 

列出安全组

[Bash shell] 纯文本查看 复制代码

?

1

nova secgroup-list

[Bash shell] 纯文本查看 复制代码

?

1

2

3

4

5

+--------------------------------------+---------+------------------------+

| Id                                   | Name    | Description            |

+--------------------------------------+---------+------------------------+

| 0a44b60c-49c7-425c-ac27-7167c8388cf8 | default | Default security group |

+--------------------------------------+---------+------------------------+

创建实例
nova boot --flavor m1.tiny --image cirros-0.3.4-x86_64 --nic net-id=DEMO_NET_ID \
  --security-group default --key-name demo-key demo-instance1


替换为
nova boot --flavor m1.tiny --image cirros-0.3.4-x86_64 --nic net-id=64da5fe4-c3a3-4aa7-a685-a5a9446aac13 \
  --security-group default --key-name demo-key demo-instance1


6.列出实例

[Bash shell] 纯文本查看 复制代码

?

1

nova list

[Bash shell] 纯文本查看 复制代码

?

1

2

3

4

5

+--------------------------------------+----------------+--------+------------+-------------+----------------------+

| ID                                   | Name           | Status | Task State | Power State | Networks             |

+--------------------------------------+----------------+--------+------------+-------------+----------------------+

| 02caa2ca-d6e6-46fd-b4a9-e432bcde2e6a | demo-instance1 | ACTIVE | -          | Running     | demo-net=192.168.1.3 |

+--------------------------------------+----------------+--------+------------+-------------+----------------------+

 


通过浏览器访问实例

nova get-vnc-console demo-instance1 novnc

[Bash shell] 纯文本查看 复制代码

?

1

2

3

4

5

+-------+---------------------------------------------------------------------------------+

| Type  | Url                                                                             |

+-------+---------------------------------------------------------------------------------+

| novnc | http://controller:6080/vnc_auto.html?token=83c12cef-1fa8-4fd4-a69a-8ea58984a003 |

+-------+---------------------------------------------------------------------------------+

把http://controller:6080/vnc_auto.html?token=83c12cef-1fa8-4fd4-a69a-8ea58984a003输入浏览器即可看到实例