Glance
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配置Glance服务
#Image service – glance installation for Train
#https://docs.openstack.org/glance/train/install/
#https://docs.openstack.org/glance/train/install/install-rdo.html
#Haproxy1上进行操作
#安装NFS
[root@openstack-haproxy1 ~]# yum install nfs-utils
[root@openstack-haproxy1 ~]# cat /etc/exports
/data/glance *(rw,no_root_squash)
[root@openstack-haproxy1 ~]# systemctl restart nfs
[root@openstack-haproxy1 ~]# systemctl enable nfs
#openstack-controller1上操作验证是否可以挂载
[root@openstack-controller1 ~]# yum install -y nfs-utils
[root@openstack-controller1 ~]# showmount -e 192.168.40.105
Export list for 192.168.40.105:
/data/glance *
#创建数据库-openstack-mysql上操作
mysql -u root -p
MariaDB [(none)]> CREATE DATABASE glance;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON glance.* TO 'glance'@'localhost' \
IDENTIFIED BY 'glance123';
MariaDB [(none)]> GRANT ALL PRIVILEGES ON glance.* TO 'glance'@'%' \
IDENTIFIED BY 'glance123';
#执行脚本 配置环境变量
source admin-openrc.sh
#Create the glance user
[root@openstack-controller1 ~]# openstack user create --domain default --password-prompt glance
User Password:glance
Repeat User Password:glance
+---------------------+----------------------------------+
| Field | Value |
+---------------------+----------------------------------+
| domain_id | default |
| enabled | True |
| id | d9b690221ba940ad8df9c8f9778107eb |
| name | glance |
| options | {} |
| password_expires_at | None |
+---------------------+----------------------------------+
#Add the admin role to the glance user and service project
openstack role add --project service --user glance admin
#List endpoint
[root@openstack-controller1 ~]# openstack endpoint list
+----------------------------------+-----------+--------------+--------------+---------+-----------+-----------------------------------------+
| ID | Region | Service Name | Service Type | Enabled | Interface | URL |
+----------------------------------+-----------+--------------+--------------+---------+-----------+-----------------------------------------+
| 1b27558f07784548a469ddda0c58131c | RegionOne | keystone | identity | True | internal | http://openstack-vip.xks.local:5000/v3/ |
| 87bc41b7caf146409e6ec0d87744fd13 | RegionOne | keystone | identity | True | public | http://openstack-vip.xks.local:5000/v3/ |
| a878161f65d449f6863f59cd6a1bc2a6 | RegionOne | keystone | identity | True | admin | http://openstack-vip.xks.local:5000/v3/ |
+----------------------------------+-----------+--------------+--------------+---------+-----------+-----------------------------------------+
#Create the glance service entity：用于注册后端服务器，相当于k8s的service name
openstack service create --name glance \
--description "OpenStack Image" image
+-------------+----------------------------------+
| Field | Value |
+-------------+----------------------------------+
| description | OpenStack Image |
| enabled | True |
| id | ccb31e2f5d4d432692f0b3d6b8722a71 |
| name | glance |
| type | image |
+-------------+----------------------------------+
[root@openstack-controller1 ~]# openstack service list
+----------------------------------+----------+----------+
| ID | Name | Type |
+----------------------------------+----------+----------+
| 79dccac8ea6b4d5f8e63515a8331ee82 | glance | imag |
| c615e0c6903344e69fb49a85859cdf64 | keystone | identity |
+----------------------------------+----------+----------+
#Create the Image service API endpoint：相当于k8s中的pod
[root@openstack-controller1 ~]# openstack endpoint create --region RegionOne image public http://openstack-vip.xks.local:9292
+--------------+-------------------------------------+
| Field | Value |
+--------------+-------------------------------------+
| enabled | True |
| id | 9a1203aadc7a41839fc7a7a52045e5fd |
| interface | public |
| region | RegionOne |
| region_id | RegionOne |
| service_id | ccb31e2f5d4d432692f0b3d6b8722a71 |
| service_name | glance |
| service_type | image |
| url | http://openstack-vip.xks.local:9292 |
+--------------+-------------------------------------+
[root@openstack-controller1 ~]# openstack endpoint create --region RegionOne image internal http://openstack-vip.xks.local:9292
+--------------+-------------------------------------+
| Field | Value |
+--------------+-------------------------------------+
| enabled | True |
| id | f0c0ba4d8fa74b9897b194de714de1b9 |
| interface | internal |
| region | RegionOne |
| region_id | RegionOne |
| service_id | ccb31e2f5d4d432692f0b3d6b8722a71 |
| service_name | glance |
| service_type | image |
| url | http://openstack-vip.xks.local:9292 |
+--------------+-------------------------------------+
[root@openstack-controller1 ~]# openstack endpoint create --region RegionOne image admin http://openstack-vip.xks.local:9292
+--------------+-------------------------------------+
| Field | Value |
+--------------+-------------------------------------+
| enabled | True |
| id | 42cbf7b421684f318513d762e79010fb |
| interface | admin |
| region | RegionOne |
| region_id | RegionOne |
| service_id | ccb31e2f5d4d432692f0b3d6b8722a71 |
| service_name | glance |
| service_type | image |
| url | http://openstack-vip.xks.local:9292 |
+--------------+-------------------------------------+
[root@openstack-controller1 ~]# openstack endpoint list
+----------------------------------+-----------+--------------+--------------+---------+-----------+-----------------------------------------+
| ID | Region | Service Name | Service Type | Enabled | Interface | URL |
+----------------------------------+-----------+--------------+--------------+---------+-----------+-----------------------------------------+
| 1b27558f07784548a469ddda0c58131c | RegionOne | keystone | identity | True | internal | http://openstack-vip.xks.local:5000/v3/ |
| 42cbf7b421684f318513d762e79010fb | RegionOne | glance | image | True | admin | http://openstack-vip.xks.local:9292 |
| 87bc41b7caf146409e6ec0d87744fd13 | RegionOne | keystone | identity | True | public | http://openstack-vip.xks.local:5000/v3/ |
| 9a1203aadc7a41839fc7a7a52045e5fd | RegionOne | glance | image | True | public | http://openstack-vip.xks.local:9292 |
| a878161f65d449f6863f59cd6a1bc2a6 | RegionOne | keystone | identity | True | admin | http://openstack-vip.xks.local:5000/v3/ |
| f0c0ba4d8fa74b9897b194de714de1b9 | RegionOne | glance | image | True | internal | http://openstack-vip.xks.local:9292 |
+----------------------------------+-----------+--------------+--------------+---------+-----------+-----------------------------------------+
#配置添加haproxy、haproxy服务器上添加
[root@openstack-haproxy1 ~]# vim /etc/haproxy/haproxy.cfg
listen openstack-glance-9292
bind 192.168.40.248:9292
mode tcp
server 192.168.40.101 192.168.40.101:9292 check inter 3s fall 3 rise 5
[root@openstack-haproxy1 ~]# systemctl restart haproxy
[root@openstack-haproxy1 ~]# netstat -ntlp | grep 9292
tcp 0 0 192.168.40.248:9292 0.0.0.0:* LISTEN 23765/haproxy
#Install and configure components
yum install -y openstack-glance
mkdir -p /var/lib/glance/images/
vim /etc/glance/glance-api.conf
[database]
# ...
connection = mysql+pymysql://glance:glance123@openstack-vip.xks.local/glance
[keystone_authtoken]
# ...
www_authenticate_uri = http://openstack-vip.xks.local:5000
auth_url = http://openstack-vip.xks.local:5000
memcached_servers = openstack-vip.xks.local:11211
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = glance
password = glance
[paste_deploy]
# ...
flavor = keystone
[glance_store]
# ...
stores = file,http
default_store = file
filesystem_store_datadir = /var/lib/glance/images/
#初始化数据库
su -s /bin/sh -c "glance-manage db_sync" glance
#验证数据库
mysql
use glance;
MariaDB [glance]> show tables;
+----------------------------------+
| Tables_in_glance |
+----------------------------------+
| alembic_version |
| image_locations |
| image_members |
| image_properties |
| image_tags |
| images |
| metadef_namespace_resource_types |
| metadef_namespaces |
| metadef_objects |
| metadef_properties |
| metadef_resource_types |
| metadef_tags |
| migrate_version |
| task_info |
| tasks |
+----------------------------------+
15 rows in set (0.000 sec)
systemctl enable openstack-glance-api.service
systemctl start openstack-glance-api.service
[root@openstack-controller1 ~]# mount -t nfs 192.168.40.105:/data/glance /var/lib/glance/images
[root@openstack-controller1 ~]# df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 2.5G 0 2.5G 0% /dev
tmpfs 2.5G 0 2.5G 0% /dev/shm
tmpfs 2.5G 12M 2.5G 1% /run
tmpfs 2.5G 0 2.5G 0% /sys/fs/cgroup
/dev/mapper/centos-root 50G 2.9G 48G 6% /
/dev/sda1 1014M 138M 877M 14% /boot
/dev/mapper/centos-home 95G 33M 95G 1% /home
tmpfs 494M 0 494M 0% /run/user/0
192.168.40.105:/data/glance 17G 2.4G 15G 14% /var/lib/glance/images
#配置自动挂载
vim /etc/fstab
192.168.40.105:/data/glance /var/lib/glance/images nfs defaults,_netdev 0 0
mount -a
#修改属组/var/lib/glance/images/
#默认是属于root 但是要变成glance才能写入镜像
[root@openstack-controller1 ~]# ll /var/lib/glance/images/ -d
drwxr-xr-x 2 root root 6 Jul 22 22:12 /var/lib/glance/images/
[root@openstack-controller1 ~]# id glance
uid=161(glance) gid=161(glance) groups=161(glance)
[root@openstack-controller1 ~]# chown -R 161.161 /var/lib/glance/images/
[root@openstack-controller1 ~]# ll /var/lib/glance/images/ -d
drwxr-xr-x 2 glance glance 6 Jul 22 22:12 /var/lib/glance/images/
#确认nfs存储上id
[root@openstack-haproxy1 glance]# ll /data/glance/ -d
drwxr-xr-x 2 161 161 6 Jul 22 22:12 /data/glance/
#重新开启服务
systemctl restart openstack-glance-api.service
#验证是否可以传入镜像
source admin-openrc.sh
wget http://download.cirros-cloud.net/0.4.0/cirros-0.4.0-x86_64-disk.img
glance image-create --name "cirros" \
--file cirros-0.4.0-x86_64-disk.img \
--disk-format qcow2 --container-format bare \
--visibility public
+------------------+----------------------------------------------------------------------------------+
| Property | Value |
+------------------+----------------------------------------------------------------------------------+
| checksum | 443b7623e27ecf03dc9e01ee93f67afe |
| container_format | bare |
| created_at | 2023-07-22T15:22:31Z |
| disk_format | qcow2 |
| id | 53a32b05-8c30-4e55-921e-11acb50d9640 |
| min_disk | 0 |
| min_ram | 0 |
| name | cirros |
| os_hash_algo | sha512 |
| os_hash_value | 6513f21e44aa3da349f248188a44bc304a3653a04122d8fb4535423c8e1d14cd6a153f735bb0982e |
| | 2161b5b5186106570c17a9e58b64dd39390617cd5a350f78 |
| os_hidden | False |
| owner | 9f43f66e7d0b411a8219c163858c6f2a |
| protected | False |
| size | 12716032 |
| status | active |
| tags | [] |
| updated_at | 2023-07-22T15:22:32Z |
| virtual_size | Not available |
| visibility | public |
+------------------+----------------------------------------------------------------------------------+
#两个命令都可以列出来
[root@openstack-controller1 ~]# glance image-list
+--------------------------------------+--------+
| ID | Name |
+--------------------------------------+--------+
| 53a32b05-8c30-4e55-921e-11acb50d9640 | cirros |
+--------------------------------------+--------+
[root@openstack-controller1 ~]# openstack image list
+--------------------------------------+--------+--------+
| ID | Name | Status |
+--------------------------------------+--------+--------+
| 53a32b05-8c30-4e55-921e-11acb50d9640 | cirros | active |
+--------------------------------------+--------+--------+
#查看存储上
[root@openstack-haproxy1 glance]# ll /data/glance/
total 12420
-rw-r----- 1 161 161 12716032 Jul 22 23:22 53a32b05-8c30-4e55-921e-11acb50d9640
[root@openstack-haproxy1 glance]# file /data/glance/53a32b05-8c30-4e55-921e-11acb50d9640
/data/glance/53a32b05-8c30-4e55-921e-11acb50d9640: QEMU QCOW Image (v3), 46137344 bytes
#删除镜像
[root@openstack-controller1 ~]# glance image-delete 53a32b05-8c30-4e55-921e-11acb50d9640
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