redhatopenstack使用命令行发放云主机

坏坏-5 坏坏-5     2023-02-03     303

关键词:

OpenStack中各大组件的作用

  • Glance:负责管理镜像(镜像的上传、删除、下载)

  • Swift:提供镜像存储的空间

  • Nova:负责配额的修改、启动云主机(实例)、创建密钥对、绑定弹性IP等

  • Keystone:提供租户以及用户的管理

  • Neutron:负责网络、子网、安全组、安全组规则、浮动IP等

  • Cinderr:提供云硬盘

将small.img镜像上传到控制节点

  • 通过Mobaxterm或者WinSCP将镜像文件上传到控制节点

[root@Controller ~]# ll
total 348452
......
drwxr-xr-x. 2 root root          6 Jan 12 09:21 Public
-rw-r--r--  1 root root  356777984 Jan 16 15:03 small.img
drwxr-xr-x. 2 root root          6 Jan 12 09:21 Templates
......
[root@Controller ~]#

将变量读取到Bash中

  • 先查看是否安装了Glance的客户端软件,如果还需要用到其他的组件,则都需要安装这些组件的客户端,使得任意一台Linux主机都可以对OpenStack进行管理。此外,还需要将keystonerc_admin文件通过SCP命令上传到管理端的Linux主机上

  • 如果使用纯命令安装的话,需要跟很多的参数,所以先将变量名读取到Bash中

[root@Controller ~]# rpm -qa | grep glance
openstack-glance-2014.2.2-1.el7ost.noarch
python-glance-store-0.1.10-2.el7ost.noarch
python-glanceclient-0.14.2-2.el7ost.noarch
python-glance-2014.2.2-1.el7ost.noarch
[root@Controller ~]# ls
anaconda-ks.cfg   Documents             ist               Pictures   Templates
ans.txt           Downloads              keystonerc_admin  Public     Videos
Desktop           initial-setup-ks.cfg  Music             small.img
[root@Controller ~]# cat keystonerc_admin
export OS_USERNAME=admin
export OS_TENANT_NAME=admin
export OS_PASSWORD=badboy
export OS_AUTH_URL=http://192.168.43.129:5000/v2.0/
export OS_REGION_NAME=RegionOne
export PS1='[\\u@\\h \\W(keystone_admin)]\\$ '
[root@Controller ~]# source keystonerc_admin
[root@Controller ~(keystone_admin)]#

创建镜像

  • 可以通过【组件名 --help】命令查看命令帮助手册

  • 跟上参数后,可以通过【组件名 help 参数】来查看参数的具体用法

  • 使用命令创建镜像

  • glance image-create --name BadBoy --disk-format qcow2 --container-format bare --file /root/small.img --is-public yes --is-protected yes --progress

  • 使用glance组件,创建名为BadBoyd的项目,磁盘格式为qcow2,容器格式为裸金属服务器(bare),镜像文件为/root/small.img,并且是受保护的公用镜像,显示创建的进度

  • 可以在Web界面查看创建的情况

  • 也可以使用命令【glance image-list】列出所有的镜像

[root@Controller ~(keystone_admin)]# glance image-list
+--------------------------------------+--------+-------------+------------------+-----------+--------+
| ID                                   |  Name   | Disk Format | Container Format  | Size      | Status |
+--------------------------------------+--------+-------------+------------------+-----------+--------+
| 4ba9b38c-7edf-46bb-9365-dd959c65d19b | BadBoy | qcow2       | bare             | 356777984 | active |
| 5cfc79e8-e310-4095-a27b-0ce0d4ad02df | Image  | qcow2       | bare             | 356777984 | active |
+--------------------------------------+--------+-------------+------------------+-----------+--------+
[root@Controller ~(keystone_admin)]#

创建租户(项目)

  • 使用命令创建租户

  • keystone tenant-create --description MyProject --name Huawei

  • 使用keystone组件,创建一个租户,描述为MyProject,租户名为Hauwei

[root@Controller ~(keystone_admin)]# keystone help tenant-create
usage: keystone tenant-create --name <tenant-name>
                               [--description <tenant-description>]
                               [--enabled <true|false>]
 
Create new tenant.
 
Arguments:
  --name  <tenant-name>  New tenant name  (must be unique).
  --description  <tenant-description>
                         Description of new tenant. Default is none.
  --enabled  <true|false>
                         Initial tenant enabled status. Default is true.
[root@Controller ~(keystone_admin)]# keystone tenant-create  --description MyProject --name Huawei
+-------------+----------------------------------+
|   Property  |              Value               |
+-------------+----------------------------------+
| description |             MyProject             |
|   enabled   |               True               |
|      id     | 25244f4dc25146918972b2b8a63c5977 |
|     name    |              Huawei              |
+-------------+----------------------------------+
[root@Controller ~(keystone_admin)]# 
  • 创建成功后,可以使用命令查看创建的租户列表,也可以在Web界面查看租户列表

[root@Controller ~(keystone_admin)]# keystone tenant-list
+----------------------------------+----------------+---------+
|                id                |      name      | enabled |
+----------------------------------+----------------+---------+
| 25244f4dc25146918972b2b8a63c5977 |     Huawei     |    True  |
| 9f0d3c83b49e4c23b508880c888b19db |     admin      |    True  |
| 051d549cfdd146ab863f876fccf2a7db | badboy_project |   True   |
| f45936dc0cb34727b47dde53c83beb98 |    services    |    True  |
+----------------------------------+----------------+---------+
[root@Controller ~(keystone_admin)]#
  • 在Web界面查看项目的缺省配置

修改项目配额

  • 项目的各项配置都是缺省配置,如果需要修改,可以在Web界面进行修改,也可以使用命令修改

  • nova quota-update --metadata-items 100 --cores 10 --ram 40960 --instance 5 25244f4dc25146918972b2b8a63c5977

  • 使用nova组件,更新配额信息,元数据条目为100,虚拟内核为10,内存为40G,实例为5

[root@Controller ~(keystone_admin)]# keystone tenant-list
+----------------------------------+----------------+---------+
|                id                |      name      | enabled |
+----------------------------------+----------------+---------+
| 25244f4dc25146918972b2b8a63c5977 |     Huawei     |    True  |
| 9f0d3c83b49e4c23b508880c888b19db |     admin      |    True  |
| 051d549cfdd146ab863f876fccf2a7db | badboy_project |   True   |
| f45936dc0cb34727b47dde53c83beb98 |    services    |    True  |
+----------------------------------+----------------+---------+
[root@Controller ~(keystone_admin)]# nova quota-update  --metadata-items 100 --cores 10 --ram 40960 --instance 5 25244f4dc25146918972b2b8a63c5977
[root@Controller ~(keystone_admin)]#
  • 更新后,可以在Web界面查看

创建用户,与租户进行绑定

  • 使用命令创建用户,与租户进行绑定

  • 列出所有的项目列表

  • 创建用户,通过租户的id将用户与租户绑定

  • 使用keystone组件,创建名为user01的用户,密码为redhat,绑定的租户为Huawei

[root@Controller ~(keystone_admin)]# keystone tenant-list
+----------------------------------+----------------+---------+
|                id                |      name      | enabled |
+----------------------------------+----------------+---------+
| 25244f4dc25146918972b2b8a63c5977 |     Huawei     |    True  |
| 9f0d3c83b49e4c23b508880c888b19db |     admin      |    True  |
| 051d549cfdd146ab863f876fccf2a7db | badboy_project |   True   |
| f45936dc0cb34727b47dde53c83beb98 |    services    |    True  |
+----------------------------------+----------------+---------+
[root@Controller ~(keystone_admin)]# keystone user-create  --name user01 --pass redhat --tenant 25244f4dc25146918972b2b8a63c5977
+----------+----------------------------------+
| Property |               Value               |
+----------+----------------------------------+
|  email   |                                  |
| enabled  |               True               |
|    id    | 1a7f46f5a2e84fcca4c8605ab1c8c5e8 |
|   name   |              user01              |
| tenantId | 25244f4dc25146918972b2b8a63c5977 |
| username |               user01              |
+----------+----------------------------------+
[root@Controller ~(keystone_admin)]#
  • 生成用户的环境变量

  • 直接拷贝admin的环境变量,然后修改文件中的内容

[root@Controller ~(keystone_admin)]# ls
anaconda-ks.cfg   Documents             ist               Pictures   Templates
ans.txt           Downloads              keystonerc_admin  Public     Videos
Desktop           initial-setup-ks.cfg  Music             small.img
[root@Controller ~(keystone_admin)]# cp keystonerc_admin  keystonerc_user01
[root@Controller ~(keystone_admin)]# ls
anaconda-ks.cfg   Documents             ist                Music     small.img
ans.txt           Downloads              keystonerc_admin   Pictures  Templates
Desktop           initial-setup-ks.cfg   keystonerc_user01  Public    Videos
[root@Controller ~(keystone_admin)]# vim keystonerc_user01
[root@Controller ~(keystone_admin)]# cat keystonerc_user01
export OS_USERNAME=user01
export OS_TENANT_NAME=Huawei
export OS_PASSWORD=redhat
export OS_AUTH_URL=http://192.168.43.129:5000/v2.0/
export OS_REGION_NAME=RegionOne
export PS1='[\\u@\\h \\W(keystone_user01)]\\$ '
[root@Controller ~(keystone_admin)]#

使用创建的用户登录,创建私有网络

  • 重新读取创建用户的环境变量,使用该用户创建网络,此网络为私有网络

[root@Controller ~(keystone_admin)]# source keystonerc_user01
[root@Controller ~(keystone_user01)]# neutron net-create Private01
Created a new network:
+-----------------+--------------------------------------+
| Field           |  Value                                |
+-----------------+--------------------------------------+
| admin_state_up  |  True                                 |
| id              |  422263d5-b926-4081-99e5-22bf55acee27 |
| name            |  Private01                            |
| router:external | False                                |
| shared          |  False                                |
| status          |  ACTIVE                               |
| subnets         |                                      |
| tenant_id       |  25244f4dc25146918972b2b8a63c5977     |
+-----------------+--------------------------------------+
[root@Controller ~(keystone_user01)]#
  • 重读用户的环境变量后,相当于使用user01登录到了OpenStack,之后的所有操作都是使用user01的身份去操作的

  • 创建网络Private01

  • 为网络创建子网

  • 使用neutron组件,创建子网,命名为Private01_Subnet1,启用DHCP,是为Private01配置的子网,子网的地址段为192.168.2.0/24

[root@Controller ~(keystone_user01)]# neutron --help | grep subnet
  subnet-create                  Create a subnet for a given  tenant.
  subnet-delete                  Delete a given subnet.
  subnet-list                    List subnets that belong  to a given tenant.
  subnet-show                    Show information of a  given subnet.
  subnet-update                  Update subnet's  information.
[root@Controller ~(keystone_user01)]# neutron help subnet-create
 
......
 
[root@Controller ~(keystone_user01)]# neutron subnet-create --name  Private01_Subnet1 --enable-dhcp Private01 192.168.2.0/24
Created a new subnet:
+-------------------+--------------------------------------------------+
| Field             |  Value                                            |
+-------------------+--------------------------------------------------+
| allocation_pools  |  "start": "192.168.2.2", "end":  "192.168.2.254" |
| cidr              |  192.168.2.0/24                                   |
| dns_nameservers   |                                                   |
| enable_dhcp       |  True                                              |
| gateway_ip        |  192.168.2.1                                      |
| host_routes       |                                                   |
| id                |  30c835f8-e396-4cd7-8724-d875744c4e46             |
| ip_version        | 4                                                 |
| ipv6_address_mode |                                                   |
| ipv6_ra_mode      |                                                   |
| name              |  Private01_Subnet1                                |
| network_id        |  422263d5-b926-4081-99e5-22bf55acee27             |
| tenant_id         |  25244f4dc25146918972b2b8a63c5977                 |
+-------------------+--------------------------------------------------+
[root@Controller ~(keystone_user01)]#
  • 使用 neutron --help | grep subnet 命令,可以过滤出子网配置的命令

  • 使用 neutron help subnet-create 命令,可以查看子命令 subnet-create 的用法以及参数说明

  • 使用命令查看私有网络和私有网络下的子网

[root@Controller ~(keystone_user01)]# neutron net-list
+--------------------------------------+---------------+------------------------------------------------------+
| id                                   |  name          | subnets                                               |
+--------------------------------------+---------------+------------------------------------------------------+
| 422263d5-b926-4081-99e5-22bf55acee27 | Private01     | 30c835f8-e396-4cd7-8724-d875744c4e46  192.168.2.0/24  |
| 43ef70e3-54a5-44d2-b3b0-9e46070a1e82 | public_badboy |  b737926d-3319-4705-a0d3-f8534ed7a364 192.168.43.0/24 |
+--------------------------------------+---------------+------------------------------------------------------+
[root@Controller ~(keystone_user01)]# neutron subnet-list
+--------------------------------------+-------------------+-----------------+------------------------------------------------------+
| id                                   |  name              | cidr            | allocation_pools                                     |
+--------------------------------------+-------------------+-----------------+------------------------------------------------------+
| 30c835f8-e396-4cd7-8724-d875744c4e46 | Private01_Subnet1 |  192.168.2.0/24  | "start":  "192.168.2.2", "end": "192.168.2.254"     |
| b737926d-3319-4705-a0d3-f8534ed7a364 | publlic_subnet    | 192.168.43.0/24 | "start":  "192.168.43.150", "end": "192.168.43.200" |
+--------------------------------------+-------------------+-----------------+------------------------------------------------------+
[root@Controller ~(keystone_user01)]#

使用admin用户登录,创建公有网络

  • 重新读取admin的环境变量,使用admin创建网络,此网络为公有网络

[root@Controller ~(keystone_user01)]# source  keystonerc_admin
    [root@Controller ~(keystone_admin)]# neutron net-create public_badboy
[root@Controller ~(keystone_admin)]# neutron subnet-create --name public_badboy --enabled-dhcp  public_badboy 192.1688.43.192/26  
  • 这里因为之前在Web界面发放云主机时创建了公网,所以在这里无法再使用命令创建相同地址段的公网,所以部分步骤省略

  • 需要注意一下,在分配IP地址时,为了避免IP地址冲突,所以需要将控制节点和计算节点以及NTP服务器的IP地址排除

创建路由

  • 使用user01登录,创建路由

[root@Controller ~(keystone_admin)]# source keystonerc_user01
[root@Controller ~(keystone_user01)]# neutron router-create  Router01
Created a new router:
+-----------------------+--------------------------------------+
| Field                 |  Value                                |
+-----------------------+--------------------------------------+
| admin_state_up        |  True                                 |
| external_gateway_info |                                      |
| id                    |  c78e2c08-d2ec-450c-a85e-666618d8b48f |
| name                  |  Router01                             |
| routes                 |                                       |
| status                |  ACTIVE                               |
| tenant_id             |  25244f4dc25146918972b2b8a63c5977     |
+-----------------------+--------------------------------------+
[root@Controller ~(keystone_user01)]# neutron router-list
+--------------------------------------+----------+-----------------------+
| id                                   |  name     | external_gateway_info |
+--------------------------------------+----------+-----------------------+
| c78e2c08-d2ec-450c-a85e-666618d8b48f | Router01 | null                  |
+--------------------------------------+----------+-----------------------+
[root@Controller ~(keystone_user01)]#
  • 在Web界面中也可以看到拓扑结构

为路由器配置网关和接口

  • 配置接口

[root@Controller ~(keystone_user01)]# neutron router-list
+--------------------------------------+----------+-----------------------+
| id                                   |  name     | external_gateway_info |
+--------------------------------------+----------+-----------------------+
| c78e2c08-d2ec-450c-a85e-666618d8b48f | Router01 | null                  |
+--------------------------------------+----------+-----------------------+
[root@Controller ~(keystone_user01)]# neutron subnet-list
+--------------------------------------+-------------------+-----------------+------------------------------------------------------+
| id                                   |  name              | cidr            | allocation_pools                                     |
+--------------------------------------+-------------------+-----------------+------------------------------------------------------+
| 30c835f8-e396-4cd7-8724-d875744c4e46 | Private01_Subnet1 | 192.168.2.0/24  | "start":  "192.168.2.2", "end": "192.168.2.254"     |
| b737926d-3319-4705-a0d3-f8534ed7a364 | publlic_subnet    | 192.168.43.0/24 | "start":  "192.168.43.150", "end": "192.168.43.200" |
+--------------------------------------+-------------------+-----------------+------------------------------------------------------+
[root@Controller ~(keystone_user01)]# neutron  router-interface-add c78e2c08-d2ec-450c-a85e-666618d8b48f  30c835f8-e396-4cd7-8724-d875744c4e46
Added interface a96cd227-61a8-4a1d-a853-ab455b9e1dbd to router  c78e2c08-d2ec-450c-a85e-666618d8b48f.
[root@Controller ~(keystone_user01)]#
  • 给路由器添加接口,即相当于把路由器与内网连接

  • 需要将路由器绑定虚拟私网的子网

  • 配置网关

[root@Controller ~(keystone_user01)]# neutron router-list
+--------------------------------------+----------+-----------------------+
| id                                   |  name     | external_gateway_info |
+--------------------------------------+----------+-----------------------+
| c78e2c08-d2ec-450c-a85e-666618d8b48f | Router01 | null                  |
+--------------------------------------+----------+-----------------------+
[root@Controller ~(keystone_user01)]# neutron net-list
+--------------------------------------+---------------+----------------------------
| id                                   |  name          | subnets
+--------------------------------------+---------------+----------------------------
| 422263d5-b926-4081-99e5-22bf55acee27 | Private01     | 30c835f8-e396-4cd7-8724-d87
| 43ef70e3-54a5-44d2-b3b0-9e46070a1e82 | public_badboy | b737926d-3319-4705-a0d3-f85
+--------------------------------------+---------------+----------------------------
[root@Controller ~(keystone_user01)]# neutron  router-gateway-set c78e2c08-d2ec-450c-a85e-666618d8b48f  43ef70e3-54a5-44d2-b3b0-9e46070a1e82
Set gateway for router c78e2c08-d2ec-450c-a85e-666618d8b48f
[root@Controller ~(keystone_user01)]#
  • 给路由器设置网关,即相当于给将路由器与物理网络(公网)连接

  • 只需要将路由器绑定到公网即可

创建安全组并添加安全规则

  • 创建安全组

[root@Controller ~(keystone_user01)]# neutron  security-group-create Security01
Created a new security_group:
+----------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field                |  Value                                                                                                                                                                                                                                                                                                                          |
+----------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| description           |                                                                                                                                                                                                                                                                                                                                |
| id                   |  ffeee838-028e-4fef-a9f4-8ad30c4154b0                                                                                                                                                                                                                                                                                           |
| name                 |  Security01                                                                                                                                                                                                                                                                                                                     |
| security_group_rules | "remote_group_id": null,  "direction": "egress", "remote_ip_prefix":  null, "protocol": null, "tenant_id":  "25244f4dc25146918972b2b8a63c5977", "port_range_max":  null, "security_group_id":  "ffeee838-028e-4fef-a9f4-8ad30c4154b0", "port_range_min":  null, "ethertype": "IPv4", "id":  "afbe1320-a4ee-46f6-9412-4546d03881da" |
|                      |  "remote_group_id": null, "direction":  "egress", "remote_ip_prefix": null, "protocol":  null, "tenant_id": "25244f4dc25146918972b2b8a63c5977",  "port_range_max": null, "security_group_id":  "ffeee838-028e-4fef-a9f4-8ad30c4154b0", "port_range_min":  null, "ethertype": "IPv6", "id":  "8451f553-dc1d-4442-897f-11c222752f56" |
| tenant_id            |  25244f4dc25146918972b2b8a63c5977                                                                                                                                                                                                                                                                                               |
+----------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
[root@Controller ~(keystone_user01)]#
  • 创建安全组规则

[root@Controller ~(keystone_user01)]# neutron  security-group-rule-create --protocol tcp --port-range-min 22  --port-range-max 22 --ethertype ipv4 --remote-ip-prefix 0.0.0.0/0 Security01
Created a new security_group_rule:
+-------------------+--------------------------------------+
| Field             |  Value                                |
+-------------------+--------------------------------------+
| direction         |  ingress                              |
| ethertype         |  IPv4                                 |
| id                |  8d761f99-9b57-4b64-9916-32e47931be5e |
| port_range_max    |  22                                   |
| port_range_min    |  22                                   |
| protocol          |  tcp                                  |
| remote_group_id   |                                      |
| remote_ip_prefix  |  0.0.0.0/0                            |
| security_group_id | ffeee838-028e-4fef-a9f4-8ad30c4154b0 |
| tenant_id         |  25244f4dc25146918972b2b8a63c5977     |
+-------------------+--------------------------------------+
[root@Controller ~(keystone_user01)]# neutron  security-group-rule-create --protocol tcp --port-range-min 80  --port-range-max 80 --ethertype ipv4 --remote-ip-prefix 0.0.0.0/0 Security01
[root@Controller ~(keystone_user01)]# neutron  security-group-rule-create --protocol icmp --ethertype ipv4  --remote-ip-prefix 0.0.0.0/0 Security01
  • 创建安全组规则,放行SSH、HTTP和ICMP流量

创建密钥对

  • 创建密钥对,并将私钥保存成文件

[root@Controller ~(keystone_user01)]# nova keypair-add key_01 >  key_01.pem
[root@Controller ~(keystone_user01)]# ls
anaconda-ks.cfg   Downloads              keystonerc_admin   Public
ans.txt           initial-setup-ks.cfg   keystonerc_user01  small.img
Desktop          ist                   Music              Templates
Documents         key_01.pem             Pictures           Videos
[root@Controller ~(keystone_user01)]# cat key_01.pem
-----BEGIN RSA PRIVATE KEY-----
MIIEpAIBAAKCAQEAxyZOEiA16Cg27IoJZwLmkYhg6eogyVOiSQmEWe0H46m7kO7j
......
Ousbq0K6aB6G4SnxXp0PRG7uEkuRKk3gT2SJrqFTid0TWJfBUrugiQ==
-----END RSA PRIVATE KEY-----
 
[root@Controller ~(keystone_user01)]# nova keypair-list
+--------+-------------------------------------------------+
| Name   | Fingerprint                                     |
+--------+-------------------------------------------------+
| key_01 | 70:2e:81:d3:1e:2a:a3:b2:ff:a8:da:04:4e:5f:7a:73 |
+--------+-------------------------------------------------+
[root@Controller ~(keystone_user01)]#

创建浮动IP

  • 创建浮动IP

[root@Controller ~(keystone_user01)]# neutron net-list
+--------------------------------------+---------------+------------------------------------------------------+
| id                                   |  name          | subnets                                               |
+--------------------------------------+---------------+------------------------------------------------------+
| 422263d5-b926-4081-99e5-22bf55acee27 | Private01     | 30c835f8-e396-4cd7-8724-d875744c4e46  192.168.2.0/24  |
| 43ef70e3-54a5-44d2-b3b0-9e46070a1e82 | public_badboy |  b737926d-3319-4705-a0d3-f8534ed7a364 192.168.43.0/24 |
+--------------------------------------+---------------+------------------------------------------------------+
[root@Controller ~(keystone_user01)]# neutron floatingip-create  43ef70e3-54a5-44d2-b3b0-9e46070a1e82
Created a new floatingip:
+---------------------+--------------------------------------+
| Field               |  Value                                |
+---------------------+--------------------------------------+
| fixed_ip_address    |                                      |
| floating_ip_address | 192.168.43.154                       |
| floating_network_id | 43ef70e3-54a5-44d2-b3b0-9e46070a1e82 |
| id                  |  4bcafee0-1e75-478a-a8ab-f3a276a51b47 |
| port_id             |                                      |
| router_id           |                                      |
| status              |  DOWN                                 |
| tenant_id           |  25244f4dc25146918972b2b8a63c5977     |
+---------------------+--------------------------------------+
[root@Controller ~(keystone_user01)]# neutron floatingip-list
+--------------------------------------+------------------+---------------------+---------+
| id                                   |  fixed_ip_address | floating_ip_address | port_id |
+--------------------------------------+------------------+---------------------+---------+
| 4bcafee0-1e75-478a-a8ab-f3a276a51b47 |                  | 192.168.43.154      |         |
+--------------------------------------+------------------+---------------------+---------+
[root@Controller ~(keystone_user01)]# 

启动云实例

  • 查看各个需要使用到的组件的id

[root@Controller ~(keystone_user01)]# 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      |
| 5fb33f6e-848a-4ecf-bae9-f87168e37bc0 | m1.badboy | 1024      |  40   | 0         |      | 2      | 1.0         | True      |
+--------------------------------------+-----------+-----------+------+-----------+------+-------+-------------+-----------+
[root@Controller ~(keystone_user01)]# glance image-list
+--------------------------------------+--------+-------------+------------------+-----------+--------+
| ID                                   |  Name   | Disk Format | Container Format  | Size      | Status |
+--------------------------------------+--------+-------------+------------------+-----------+--------+
| 4ba9b38c-7edf-46bb-9365-dd959c65d19b | BadBoy | qcow2       |  bare             | 356777984 | active |
| 5cfc79e8-e310-4095-a27b-0ce0d4ad02df | Image  | qcow2       | bare             | 356777984 | active |
+--------------------------------------+--------+-------------+------------------+-----------+--------+
[root@Controller ~(keystone_user01)]# nova keypair-list
+--------+-------------------------------------------------+
| Name   | Fingerprint                                     |
+--------+-------------------------------------------------+
| key_01 | 70:2e:81:d3:1e:2a:a3:b2:ff:a8:da:04:4e:5f:7a:73 |
+--------+-------------------------------------------------+
[root@Controller ~(keystone_user01)]# neutron security-group-list
+--------------------------------------+------------+-------------+
| id                                   |  name       | description |
+--------------------------------------+------------+-------------+
| 359d9dc6-96a8-4c88-a07d-3a30e494128b | default    | default     |
| ffeee838-028e-4fef-a9f4-8ad30c4154b0 | Security01 |             |
+--------------------------------------+------------+-------------+
[root@Controller ~(keystone_user01)]# neutron net-list
+--------------------------------------+---------------+------------------------------------------------------+
| id                                   |  name          | subnets                                               |
+--------------------------------------+---------------+------------------------------------------------------+
| 422263d5-b926-4081-99e5-22bf55acee27 | Private01     |  30c835f8-e396-4cd7-8724-d875744c4e46 192.168.2.0/24  |
| 43ef70e3-54a5-44d2-b3b0-9e46070a1e82 | public_badboy |  b737926d-3319-4705-a0d3-f8534ed7a364 192.168.43.0/24 |
+--------------------------------------+---------------+------------------------------------------------------+
 
[root@Controller ~(keystone_user01)]#
  • 启动云主机实例

  • 选择规格为m1.badboy,使用的镜像为BadBoy,使用的密钥对为key_01,使用的安全组规则为Security01,使用的网卡为Private01

[root@Controller ~(keystone_user01)]# nova boot --flavor m1.badboy --image  BadBoy --key-name key_01 --security-groups Security01 --nic net-id=422263d5-b926-4081-99e5-22bf55acee27 server_02
+--------------------------------------+--------------------------------------------------+
| Property                             | Value                                            |
+--------------------------------------+--------------------------------------------------+
| OS-DCF:diskConfig                    | MANUAL                                           |
| OS-EXT-AZ:availability_zone          | nova                                              |
| OS-EXT-STS:power_state               | 0                                                 |
| OS-EXT-STS:task_state                | scheduling                                       |
| OS-EXT-STS:vm_state                  | building                                         |
| OS-SRV-USG:launched_at               | -                                                 |
| OS-SRV-USG:terminated_at             | -                                                 |
| accessIPv4                           |                                                   |
| accessIPv6                           |                                                   |
| adminPass                            |  WrYBZ8iicbrC                                     |
| config_drive                         |                                                   |
| created                              |  2023-01-16T13:31:16Z                             |
| flavor                               | m1.badboy  (5fb33f6e-848a-4ecf-bae9-f87168e37bc0) |
| hostId                               |                                                   |
| id                                   |  2829e33b-ccda-4c90-b81c-d1290da6b34e             |
| image                                | BadBoy  (4ba9b38c-7edf-46bb-9365-dd959c65d19b)     |
| key_name                             | key_01                                           |
| metadata                             |                                                 |
| name                                 |  server_02                                        |
| os-extended-volumes:volumes_attached | []                                                |
| progress                             | 0                                                 |
| security_groups                      | Security01                                       |
| status                               | BUILD                                            |
| tenant_id                            |  25244f4dc25146918972b2b8a63c5977                 |
| updated                              |  2023-01-16T13:31:16Z                             |
| user_id                              |  1a7f46f5a2e84fcca4c8605ab1c8c5e8                 |
+--------------------------------------+--------------------------------------------------+
[root@Controller ~(keystone_user01)]#
  • 规则、镜像都可以使用id或名字,安全组必须使用名字

  • 绑定浮动IP

[root@Controller ~(keystone_user01)]# neutron floatingip-list
+--------------------------------------+------------------+---------------------+---------+
| id                                   |  fixed_ip_address | floating_ip_address | port_id |
+--------------------------------------+------------------+---------------------+---------+
| 4bcafee0-1e75-478a-a8ab-f3a276a51b47 |                  | 192.168.43.154      |         |
+--------------------------------------+------------------+---------------------+---------+
    [root@Controller ~(keystone_user01)]# nova --help | grep floating
    add-floating-ip             DEPRECATED, use  floating-ip-associate instead.
     floating-ip-associate        Associate a floating IP address to a server.
     floating-ip-bulk-create     Bulk  create floating ips by range.
     floating-ip-bulk-delete     Bulk  delete floating ips by range.
     floating-ip-bulk-list       List  all floating ips.
    floating-ip-create          Allocate a floating IP for the  current tenant.
    floating-ip-delete          De-allocate a floating IP.
     floating-ip-disassociate     Disassociate a floating IP address from a
    floating-ip-list            List floating ips.
     floating-ip-pool-list       List  all floating ip pools.
    remove-floating-ip          DEPRECATED, use  floating-ip-disassociate
[root@Controller ~(keystone_user01)]# nova help add-floating-ip
usage: nova add-floating-ip [--fixed-address  <fixed_address>]
                             <server> <address>
 
DEPRECATED, use floating-ip-associate instead.
 
Positional arguments:
  <server>                      Name or ID of server.
  <address>                     IP Address.
 
Optional arguments:
  --fixed-address  <fixed_address>
                                 Fixed IP Address to associate with.
[root@Controller ~(keystone_user01)]# nova add-floating-ip  server_02 192.168.43.154
[root@Controller ~(keystone_user01)]#
  • 绑定浮动IP后,可以使用密钥对+浮动公网IP访问发放的云主机

  • 密钥对文件的默认权限是644,在使用私钥进行登陆时,会提示文件权限过大,所以需要修改权限

  • 修改权限后,使用cloud-user登录弹性IP来访问云主机,登录云主机后,可以再切换到root用户

[root@Controller ~(keystone_user01)]# ssh -i key_02.pem  cloud-user@192.168.43.154
The authenticity of host '192.168.43.154 (192.168.43.154)' can't  be established.
ECDSA key fingerprint is  44:bb:59:5b:53:3e:f3:e5:aa:e1:ce:58:9e:f9:b3:ca.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.43.154' (ECDSA) to the list of  known hosts.
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@         WARNING:  UNPROTECTED PRIVATE KEY FILE!           @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
Permissions 0644 for 'key_02.pem' are too open.
It is required that your private key files are NOT accessible by  others.
This private key will be ignored.
bad permissions: ignore key: key_02.pem
Permission denied (publickey,gssapi-keyex,gssapi-with-mic).
[root@Controller ~(keystone_user01)]# ll
total 348460
......
-rw-r--r--. 1 root root       1602 Jan 12 09:21 initial-setup-ks.cfg
-rw-r--r--  1 root root         0 Jan 14 16:01 ist
-rw-r--r--  1 root root      1680 Jan 16 21:11 key_02.pem
-rw-------  1 root root       206 Jan 12 19:02 keystonerc_admin
-rw-------  1 root root       209 Jan 16 19:53 keystonerc_user01
......
[root@Controller ~(keystone_user01)]# chmod 400 key_02.pem
[root@Controller ~(keystone_user01)]# ll
total 348460
......
-rw-r--r--. 1 root root       1602 Jan 12 09:21 initial-setup-ks.cfg
-rw-r--r--  1 root root         0 Jan 14 16:01 ist
-r--------  1 root root      1680 Jan 16 21:11 key_02.pem
-rw-------  1 root root       206 Jan 12 19:02 keystonerc_admin
-rw-------  1 root root       209 Jan 16 19:53 keystonerc_user01
......
[root@Controller ~(keystone_user01)]# ssh -i key_02.pem  cloud-user@192.168.43.154
[cloud-user@server-02 ~]$ su - root
Password:
[root@server-02 ~]# exit
logout
[cloud-user@server-02 ~]$ exit
logout
Connection to 192.168.43.154 closed.
[root@Controller ~(keystone_user01)]#

创建云硬盘,并挂载到云主机

  • 创建云硬盘

  • 使用cinder组件,创建Vol_02大小为5GB的云硬盘

[root@Controller ~(keystone_user01)]# cinder create --display-name  Vol_02 5
+---------------------+--------------------------------------+
|       Property      |                Value                 |
+---------------------+--------------------------------------+
|     attachments     |                  []                  |
|  availability_zone  |                 nova                 |
|       bootable      |                false                 |
|      created_at     |       2023-01-17T05:29:46.573345       |
| display_description |                 None                 |
|     display_name    |                Vol_02                |
|      encrypted      |                False                 |
|          id         |  62bfccbd-3c28-461a-9922-e9ad83483566 |
|       metadata      |                                    |
|         size        |                  5                   |
|     snapshot_id     |                 None                 |
|     source_volid    |                 None                 |
|        status       |               creating               |
|     volume_type     |                 None                 |
+---------------------+--------------------------------------+
[root@Controller ~(keystone_user01)]#
  • 将云硬盘与云主机进行绑定

  • 使用nova组件,将云硬盘与云主机进行绑定

[root@Controller ~(keystone_user01)]# cinder list
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
|                  ID                  |   Status   | Display Name | Size | Volume Type | Bootable | Attached to |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| 62bfccbd-3c28-461a-9922-e9ad83483566 | available |     Vol_02    |  5    |     None    |   false   |             |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
[root@Controller ~(keystone_user01)]# nova volume-attach  server_02 62bfccbd-3c28-461a-9922-e9ad83483566
+----------+--------------------------------------+
| Property | Value                                |
+----------+--------------------------------------+
| device   | /dev/vdb                             |
| id       |  62bfccbd-3c28-461a-9922-e9ad83483566 |
| serverId | 2829e33b-ccda-4c90-b81c-d1290da6b34e |
| volumeId | 62bfccbd-3c28-461a-9922-e9ad83483566 |
+----------+--------------------------------------+
[root@Controller ~(keystone_user01)]#
  • 远程登录到云主机

  • 查看主机的硬盘

  • 将云硬盘进行分区,然后格式化

  • 创建挂载点,将云硬盘进行挂载

[root@Controller ~(keystone_user01)]# !ssh
ssh -i key_02.pem cloud-user@192.168.43.154
Last login: Tue Jan 17 00:22:32 2023 from 192.168.43.129
[cloud-user@server-02 ~]$ su - root
Password:
Last login: Tue Jan 17 00:22:44 EST 2023 on pts/0
[root@server-02 ~]# fdisk -l
 
Disk /dev/vda: 42.9 GB, 42949672960 bytes, 83886080 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x000833ce
 
   Device Boot      Start         End      Blocks    Id  System
/dev/vda1   *        2048    83884629    41941291    83  Linux
 
Disk /dev/vdb: 5368 MB, 5368709120 bytes, 10485760 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
 
[root@server-02 ~]# fdisk /dev/vdb
Welcome to fdisk (util-linux 2.23.2).
 
Changes will remain in memory only, until you decide to write  them.
Be careful before using the write command.
 
Device does not contain a recognized partition table
Building a new DOS disklabel with disk identifier 0xa067d867.
 
Command (m for help): n
Partition type:
   p   primary (0 primary, 0 extended, 4 free)
   e   extended
Select (default p): p
Partition number (1-4, default 1): 1
First sector (2048-10485759, default 2048):
Using default value 2048
Last sector, +sectors or +sizeK,M,G (2048-10485759, default  10485759):
Using default value 10485759
Partition 1 of type Linux and of size 5 GiB is set
 
Command (m for help): w
The partition table has been altered!
 
Calling ioctl() to re-read partition table.
Syncing disks.
[root@server-02 ~]# mkfs.ext4 /dev/vdb1
mke2fs 1.42.9 (28-Dec-2013)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
327680 inodes, 1310464 blocks
65523 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=1342177280
40 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
        32768, 98304,  163840, 229376, 294912, 819200, 884736
 
Allocating group tables: done
Writing inode tables: done
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done
 
[root@server-02 ~]# mkdir /BadBoy
[root@server-02 ~]# mount /dev/vdb1 /BadBoy/
[root@server-02 ~]# df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/vda1        40G  800M    40G   2% /
devtmpfs        480M     0   480M   0% /dev
tmpfs           497M     0   497M   0% /dev/shm
tmpfs           497M   13M   485M   3% /run
tmpfs           497M     0   497M   0% /sys/fs/cgroup
/dev/vdb1       4.8G   20M   4.6G   1% /BadBoy
[root@server-02 ~]# cd /BadBoy/
[root@server-02 BadBoy]# ls
lost+found
[root@server-02 BadBoy]#
  • 云主机发放完成


以上内容均属原创,如有不详或错误,敬请指出。

本文作者: 坏坏

本文链接:http://t.csdn.cn/JfFwY

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