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openstack 部署笔记--nova

来源:  2019-04-23 16:59:42    评论:0点击:

控制节点
配置用户与服务
 
$ . admin-openrc
$ openstack user create --domain default --password-prompt nova
$ openstack role add --project service --user nova admin
$ openstack service create --name nova \
  --description "OpenStack Compute" compute
 
$ 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
   
openstack user create --domain default --password-prompt placement
$ openstack role add --project service --user placement admin
 
openstack endpoint create --region RegionOne placement public http://controller:8778
 
openstack endpoint create --region RegionOne placement internal http://controller.cn:8778
 
openstack endpoint create --region RegionOne placement admin http://controller:8778
 
 
安装配置nova 
# yum install openstack-nova-api openstack-nova-conductor \
  openstack-nova-console openstack-nova-novncproxy \
  openstack-nova-scheduler openstack-nova-placement-api 
# vim /etc/nova/nova.conf
[DEFAULT]
# ...
enabled_apis = osapi_compute,metadata
transport_url = rabbit://openstack:root@controller
my_ip = 192.168.15.243
use_neutron = True
firewall_driver = nova.virt.firewall.NoopFirewallDriver
[api_database]
# ...
connection = mysql+pymysql://nova:root@controller/nova_api
 
[database]
# ...
connection = mysql+pymysql://nova:root@controller/nova
[api]
# ...
auth_strategy = keystone
 
[keystone_authtoken]
# ...
auth_uri = http://controller:5000
auth_url = http://controller:35357
memcached_servers = controller:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = nova
password = root
[vnc]
enabled = true
# ...
vncserver_listen = $my_ip
vncserver_proxyclient_address = $my_ip
[glance]
# ...
api_servers = http://controller:9292
[oslo_concurrency]
# ...
lock_path = /var/lib/nova/tmp
[placement]
# ...
os_region_name = RegionOne
project_domain_name = Default
project_name = service
auth_type = password
user_domain_name = Default
auth_url = http://controller:35357/v3
username = placement
password = root
解决Placement API BUG 
# vim /etc/httpd/conf.d/00-nova-placement-api.conf
<Directory /usr/bin>
   <IfVersion >= 2.4>
      Require all granted
   </IfVersion>
   <IfVersion < 2.4>
      Order allow,deny
      Allow from all
   </IfVersion>
</Directory>
同步数据
 
# su -s /bin/sh -c "nova-manage api_db sync" nova
# su -s /bin/sh -c "nova-manage cell_v2 map_cell0" nova
# su -s /bin/sh -c "nova-manage cell_v2 create_cell --name=cell1 --verbose" nova
# su -s /bin/sh -c "nova-manage db sync" nova
# nova-manage cell_v2 list_cells
# systemctl enable openstack-nova-api.service \
  openstack-nova-consoleauth.service openstack-nova-scheduler.service \
  openstack-nova-conductor.service openstack-nova-novncproxy.service
# systemctl start openstack-nova-api.service \
  openstack-nova-consoleauth.service openstack-nova-scheduler.service \
  openstack-nova-conductor.service openstack-nova-novncproxy.service
计算节点
安装nova包
 
1
# yum install openstack-nova-compute
nova配置文件 
[DEFAULT]
# ...
enabled_apis = osapi_compute,metadata
transport_url = rabbit://openstack:root@controller
my_ip = 192.168.15.238
use_neutron = True
firewall_driver = nova.virt.firewall.NoopFirewallDriver
[api]
# ...
auth_strategy = keystone
 
[keystone_authtoken]
# ...
auth_uri = http://controller:5000
auth_url = http://controller:35357
memcached_servers = controller:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = nova
password = root
[vnc]
# ...
enabled = True
vncserver_listen = 0.0.0.0
vncserver_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]
# ...
os_region_name = RegionOne
project_domain_name = Default
project_name = service
auth_type = password
user_domain_name = Default
auth_url = http://controller:35357/v3
username = placement
password = root
[libvirt]
# ...
virt_type = qemu
 
 
# systemctl enable libvirtd.service openstack-nova-compute.service
# systemctl start libvirtd.service openstack-nova-compute.service
控制节点
验证配置 
$ . admin-openrc
 
$ openstack hypervisor list
 
# su -s /bin/sh -c "nova-manage cell_v2 discover_hosts --verbose" nova
每次添加计算节点都要运行nova-manage cell_v2 discover_hosts
 
或者可以自动执行
 
# vim /etc/nova/nova.conf
[scheduler]
discover_hosts_in_cells_interval = 300
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