vzdsa 发表于 2015-8-13 10:34:17

openstack部署安装(Icehouse版本)-控制节点(Controller)-计算服务(nova)

nova为计算服务,能够启动虚拟机实例。可以将这些服务配置在单独的节点或同一节点上。大多数服务在控制器节点上运行,在一个专用的计算节点上运行虚拟机运行的服务。此次,我们将compute部署到控制节点上。
4.1 Install Compute controller services(安装计算服务)

4.1.1 安装compute所需要的包

# yum install openstack-nova-api openstack-nova-cert openstack-nova-conductor \
openstack-nova-console openstack-nova-novncproxy openstack-nova-scheduler \
python-novaclient

4.1.2 为nova创建数据库

# mysql -u root -p
mysql> CREATE DATABASE nova;
mysql> GRANT ALL PRIVILEGES ON nova.* TO 'nova'@'localhost' \
IDENTIFIED BY 'nova';
mysql> GRANT ALL PRIVILEGES ON nova.* TO 'nova'@'%' \
IDENTIFIED BY 'nova';

4.1.3 修改nova的配置文件,创建数据库连接

# openstack-config --set /etc/nova/nova.conf \
database connection mysql://nova:nova@controller/nova

4.1.4 修改nova的配置文件,使用特定的消息服务qpid。之后修改my_ip,nvc服务

# openstack-config --set /etc/nova/nova.conf \
DEFAULT rpc_backend qpid
# openstack-config --set /etc/nova/nova.conf DEFAULT qpid_hostname controller
# openstack-config --set /etc/nova/nova.conf DEFAULT my_ip 10.0.0.11
# openstack-config --set /etc/nova/nova.conf DEFAULT vncserver_listen 10.0.0.11
# openstack-config --set /etc/nova/nova.conf DEFAULT vncserver_proxyclient_address 10.0.0.1

4.1.5 为nova创建数据库表

# su -s /bin/sh -c "nova-manage db sync" nova

4.1.6 创建nova用户,并且添加到admin角色中

# keystone user-create --name=nova --pass=nova --email=nova@example.com
# keystone user-role-add --user=nova --tenant=service --role=admin

4.1.7 配置nova服务,使得一下认证在控制节点运行

# openstack-config --set /etc/nova/nova.conf DEFAULT auth_strategy keystone
# openstack-config --set /etc/nova/nova.conf keystone_authtoken auth_uri http://controller:5000
# openstack-config --set /etc/nova/nova.conf keystone_authtoken auth_host controller
# openstack-config --set /etc/nova/nova.conf keystone_authtoken auth_protocol http
# openstack-config --set /etc/nova/nova.conf keystone_authtoken auth_port 35357
# openstack-config --set /etc/nova/nova.conf keystone_authtoken admin_user nova
# openstack-config --set /etc/nova/nova.conf keystone_authtoken admin_tenant_name service
# openstack-config --set /etc/nova/nova.conf keystone_authtoken admin_password nova

4.1.8 创建nova服务,并且创建endpoint

# keystone service-create --name=nova --type=compute \
--description="OpenStack Compute"
# keystone endpoint-create \
--service-id=$(keystone service-list | awk '/ compute / {print $2}') \
--publicurl=http://controller:8774/v2/%\(tenant_id\)s \
--internalurl=http://controller:8774/v2/%\(tenant_id\)s \
--adminurl=http://controller:8774/v2/%\(tenant_id\)s

4.1.9 启动nova服务,并将nova服务加入到开机自动启动

# service openstack-nova-api start
# service openstack-nova-cert start
# service openstack-nova-consoleauth start
# service openstack-nova-scheduler start
# service openstack-nova-conductor start
# service openstack-nova-novncproxy start
# chkconfig openstack-nova-api on
# chkconfig openstack-nova-cert on
# chkconfig openstack-nova-consoleauth on
# chkconfig openstack-nova-scheduler on
# chkconfig openstack-nova-conductor on
# chkconfig openstack-nova-novncproxy on

4.1.10 查看nova服务是否安装正常

# nova image-list

+--------------------------------------+---------------------+--------+--------+
| ID                                 | Name                | Status | Server |
+--------------------------------------+---------------------+--------+--------+
| asjkd7d3-78kl-3783-7873-b878784e1fj3 | cirros-0.3.2-x86_64 | ACTIVE |      |
+--------------------------------------+---------------------+--------+--------+

到此,nova服务已经安装完成。如果以上身份认证问题,执行以下 source admin.sh
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