基于OpenStack构建企业私有云(4)Nova
1.控制节点安装
2.数据库配置
3.RabbitMQ配置
4.Keystone相关配置
5.关闭Nova的防火墙功能
6.VNC配置
7.设置glance
8.在 [oslo_concurrency] 部分,配置锁路径:
9.设置启用的api
10.设置placement
11.修改nova-placement-api.conf
12.同步数据库
注册cell0数据库
13.创建cell1的cell
14.同步nova数据库
15.验证cell0和cell1的注册是否正确
16.测试数据库同步情况
17.启动Nova Service
11.Nova服务注册
计算节点安装
1.删除多余的数据配置
2.修改VNC配置
计算节点需要监听所有IP,同时设置novncproxy的访问地址
启动nova-compute
验证计算节点
计算节点加入控制节点
[root@linux-node1 ~]# yum install -y openstack-nova-api openstack-nova-placement-api \ openstack-nova-conductor openstack-nova-console \ openstack-nova-novncproxy openstack-nova-scheduler
2.数据库配置
[root@linux-node1 ~]# vim /etc/nova/nova.conf [api_database] connection= mysql+pymysql://nova:nova@192.168.56.11/nova_api [database] connection= mysql+pymysql://nova:nova@192.168.56.11/nova
3.RabbitMQ配置
[root@linux-node1 ~]# vim /etc/nova/nova.conf [DEFAULT] transport_url = rabbit://openstack:openstack@192.168.56.11
4.Keystone相关配置
[root@linux-node1 ~]# vim /etc/nova/nova.conf [api] auth_strategy=keystone [keystone_authtoken] auth_uri = http://192.168.56.11:5000 auth_url = http://192.168.56.11:35357 memcached_servers = 192.168.56.11:11211 auth_type = password project_domain_name = default user_domain_name = default project_name = service username = nova password = nova
5.关闭Nova的防火墙功能
[DEFAULT] use_neutron=true firewall_driver = nova.virt.firewall.NoopFirewallDriver
6.VNC配置
[root@linux-node1 ~]# vim /etc/nova/nova.conf [vnc] enabled=true server_listen = 0.0.0.0 server_proxyclient_address = 192.168.56.11
7.设置glance
[glance] api_servers = http://192.168.56.11:9292
8.在 [oslo_concurrency] 部分,配置锁路径:
[oslo_concurrency] lock_path=/var/lib/nova/tmp
9.设置启用的api
[DEFAULT] enabled_apis=osapi_compute,metadata
10.设置placement
[placement] os_region_name = RegionOne project_domain_name = Default project_name = service auth_type = password user_domain_name = Default auth_url = http://192.168.56.11:35357/v3 username = placement password = placement
11.修改nova-placement-api.conf
[root@linux-node1 ~]# 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> </VirtualHost> # systemctl restart httpd
12.同步数据库
[root@linux-node1 ~]# su -s /bin/sh -c "nova-manage api_db sync" nova
注册cell0数据库
[root@linux-node1 ~]# su -s /bin/sh -c "nova-manage cell_v2 map_cell0" nova
13.创建cell1的cell
[root@linux-node1 ~]# su -s /bin/sh -c "nova-manage cell_v2 create_cell --name=cell1 --verbose" nova
14.同步nova数据库
[root@linux-node1 ~]# su -s /bin/sh -c "nova-manage db sync" nova
15.验证cell0和cell1的注册是否正确
[root@linux-node1 ~]# nova-manage cell_v2 list_cells
16.测试数据库同步情况
[root@linux-node1 ~]#mysql -h 192.168.56.11 -unova -pnova -e " use nova;show tables;" [root@linux-node1 ~]#mysql -h 192.168.56.11 -unova -pnova -e " use nova_api;show tables;"
17.启动Nova Service
# 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
11.Nova服务注册
# source admin-openstack.sh # openstack service create --name nova --description "OpenStack Compute" compute # openstack endpoint create --region RegionOne compute public http://192.168.56.11:8774/v2.1 # openstack endpoint create --region RegionOne compute internal http://192.168.56.11:8774/v2.1 # openstack endpoint create --region RegionOne compute admin http://192.168.56.11:8774/v2.1 # openstack service create --name placement --description "Placement API" placement # openstack endpoint create --region RegionOne placement public http://192.168.56.11:8778 # openstack endpoint create --region RegionOne placement internal http://192.168.56.11:8778 # openstack endpoint create --region RegionOne placement admin http://192.168.56.11:8778验证控制节点服务
[root@linux-node1 ~]# openstack host list
计算节点安装
[root@linux-node2 ~]# yum install -y openstack-nova-compute sysfsutils [root@linux-node1 ~]# scp /etc/nova/nova.conf 192.168.56.12:/etc/nova/nova.conf [root@linux-node2 ~]# chown root:nova /etc/nova/nova.conf
1.删除多余的数据配置
2.修改VNC配置
计算节点需要监听所有IP,同时设置novncproxy的访问地址
[vnc] enabled=true server_listen = 0.0.0.0 server_proxyclient_address = 192.168.56.12 novncproxy_base_url = http://192.168.56.11:6080/vnc_auto.html3.虚拟化适配
[root@linux-node2 ~]# egrep -c '(vmx|svm)' /proc/cpuinfo [libvirt] virt_type=qemu 如果返回的是非0的值,那么表示计算节点服务器支持硬件虚拟化,需要在nova.conf里面设置 [libvirt] virt_type=kvm
启动nova-compute
# systemctl enable libvirtd.service openstack-nova-compute.service # systemctl start libvirtd.service openstack-nova-compute.service
验证计算节点
[root@linux-node1 ~]# openstack host list
计算节点加入控制节点
[root@linux-node1 ~]# su -s /bin/sh -c "nova-manage cell_v2 discover_hosts --verbose" nova