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ops-install-service-openstack_nova

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安装 nova

预配置

  • 创建数据库

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    create database nova;
    create database nova_api;
    create database nova_cell0;

    grant all privileges on nova.* to 'nova'@'%' identified by 'nova_dbpass';
    grant all privileges on nova_api.* to 'nova'@'%';
    grant all privileges on nova_cell0.* to 'nova'@'%';

  • 引用环境变量

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    source /opt/data/openstack/admin_openrc

  • 创建用户并加入角色

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    openstack user create --domain default --password-prompt nova  # 输入 nova 的密码
    openstack role add --project service --user nova admin

  • 创建服务

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    openstack service create --name nova --description "OpenStack Compute" compute

  • 创建 api 节点

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    openstack endpoint create --region RegionOne compute public http://controller:8774/v2.1
    openstack endpoint create --region RegionOne compute internal http://controller:8774/v2.1
    openstack endpoint create --region RegionOne compute admin http://controller:8774/v2.1

安装服务-controller 节点

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apt install -y nova-api nova-conductor nova-novncproxy nova-scheduler
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vim /etc/nova/nova.conf
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[api_database]
connection = mysql+pymysql://nova:nova_dbpass@controller/nova_api
# ...

[database]
connection = mysql+pymysql://nova:nova_dbpass@controller/nova
# ...

[DEFAULT]
#log_dir = /var/log/nova
transport_url = rabbit://openstack:rabbitmq_pass@controller:5672/
my_ip = 10.0.0.11
# ...

[api]
auth_strategy = keystone
# ...

[keystone_authtoken]
www_authenticate_uri = http://controller:5000/
memcached_servers = controller:11211
auth_type = password
auth_url = http://controller:5000/
project_domain_name = Default
user_domain_name = Default
username = nova
password = nova_pass
# ...

[vnc]
enabled = true
# ...
server_listen = $my_ip
server_proxyclient_address = $my_ip

[glance]
# ...
api_servers = http://controller:9292

[oslo_concurrency]
# ...
lock_path = /var/lib/nova/tmp

[placement]
# ...
auth_type = password
auth_url = http://controller:5000/v3
project_name = service
project_domain_name = Default
username = placement
user_domain_name = Default
password = placement_pass
region_name = RegionOne

  • 同步数据

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    su -s /bin/bash -c "nova-manage api_db sync" nova
    su -s /bin/bash -c "nova-manage cell_v2 map_cell0" nova
    su -s /bin/bash -c "nova-manage cell_v2 create_cell --name=cell --verbose" nova
    su -s /bin/bash -c "nova-manage db sync" nova

  • 验证

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    su -s /bin/bash -c "nova-manage cell_v2 list_cells" nova

  • 重启服务

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    systemctl restart nova-api.service 
    systemctl restart nova-scheduler.service
    systemctl restart nova-conductor.service 
    systemctl restart nova-novncproxy.service

安装服务-compute节点

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apt install -y nova-compute

sudo vim /etc/nova/nova.conf
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[Default]
# ...
transport_url = rabbit://openstack:RABBIT_PASS@controller
my_ip = 10.0.0.21

[api]
# ...
auth_strategy = keystone

[
[keystone_authtoken]
# ...
www_authenticate_uri = http://controller:5000/
auth_url = http://controller:5000/
memcached_servers = controller:11211
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = nova
password = NOVA_PASS

[service_user]
# ...
send_service_user_token = true
auth_url = https://controller/identity
auth_strategy = keystone
auth_type = password
project_domain_name = Default
project_name = service
user_domain_name = Default
username = nova
password = NOVA_PASS

[vnc]
# ...
enabled = true
server_listen = 0.0.0.0
server_proxyclient_address = $my_ip
novncproxy_base_url = http://controller:6080/vnc_auto.html

[glance]
# ...
api_servers = http://controller:9292


[oslo_concurrency]
# ...
lock_path = /var/lib/nova/tmp

[placement]
# ...
auth_type = password
auth_url = http://controller:5000/v3
project_name = service
project_domain_name = Default
username = placement
user_domain_name = Default
password = PLACEMENT_PASS
region_name = RegionOne
  • 查看服务器是否支持硬件加速，如果是0，表示不支持，需要修改如下配置
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egrep -c '(vmx|svm)' /proc/cpuinfo
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[libvirt]
# ...
virt_type = qemu

  • 自动注册计算节点

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    [scheduler]
    # ...
    discover_hosts_in_cells_interval = 300

  • 重启服务

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systemctl restart nova-compute

controller 节点添加数据

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source /opt/data/openstack/admin_openrc

su -s /bin/sh -c "nova-manage cell_v2 discover_hosts --verbose" nova
  • 验证
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openstack compute service list
openstack catalog list
openstack image list
sudo nova-status upgrade check

https://docs.openstack.org/nova/yoga/install/controller-install-ubuntu.html

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