openstack安装(liberty)--安装compute服务
四、安装compute服务1.1创建数据库并授权
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# mysql -uroot -p
Enter password:
MariaDB [(none)]> CREATE DATABASE nova;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova.* TO 'nova'@'localhost' IDENTIFIED BY 'nova';
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova.* TO 'nova'@'%' IDENTIFIED BY 'nova';
1.2创建用户并添加角色和项目
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# source admin-openrc.sh
# openstack user create --domain default --password-prompt nova
User Password:nova
Repeat User Password:nova
+-----------+----------------------------------+
| Field | Value |
+-----------+----------------------------------+
| domain_id | default |
| enabled | True |
| id | fc79ff2a87f64afd85a463149910aeb1 |
| name | nova |
+-----------+----------------------------------+
# openstack role add --project service --user nova admin
1.3创建服务实体
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# openstack service create --name nova --description "OpenStack Compute" compute
+-------------+----------------------------------+
| Field | Value |
+-------------+----------------------------------+
| description | OpenStack Compute |
| enabled | True |
| id | f09f55bb6ec14c2fb87a10249be98f1c |
| name | nova |
| type | compute |
+-------------+----------------------------------+
1.4创建API访问端点
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# openstack endpoint create --region RegionOne compute public http://controller1:8774/v2/%\(tenant_id\)s
+--------------+-----------------------------------------+
| Field | Value |
+--------------+-----------------------------------------+
| enabled | True |
| id | e41b34cee3354c60ab4166133b144453 |
| interface | public |
| region | RegionOne |
| region_id | RegionOne |
| service_id | f09f55bb6ec14c2fb87a10249be98f1c |
| service_name | nova |
| service_type | compute |
| url | http://controller:8774/v2/%(tenant_id)s |
+--------------+-----------------------------------------+
# openstack endpoint create --region RegionOne compute internal http://controller1:8774/v2/%\(tenant_id\)s
+--------------+-----------------------------------------+
| Field | Value |
+--------------+-----------------------------------------+
| enabled | True |
| id | 8761f7304315448f86ed74b12cbfa10b |
| interface | internal |
| region | RegionOne |
| region_id | RegionOne |
| service_id | f09f55bb6ec14c2fb87a10249be98f1c |
| service_name | nova |
| service_type | compute |
| url | http://controller:8774/v2/%(tenant_id)s |
+--------------+-----------------------------------------+
# openstack endpoint create --region RegionOne compute admin http://controller1:8774/v2/%\(tenant_id\)s
+--------------+-----------------------------------------+
| Field | Value |
+--------------+-----------------------------------------+
| enabled | True |
| id | b8997c6318824cffbdb37d1c617d5d75 |
| interface | admin |
| region | RegionOne |
| region_id | RegionOne |
| service_id | f09f55bb6ec14c2fb87a10249be98f1c |
| service_name | nova |
| service_type | compute |
| url | http://controller:8774/v2/%(tenant_id)s |
+--------------+-----------------------------------------+
2.1安装配置组件
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# yum install openstack-nova-api openstack-nova-cert openstack-nova-conductor openstack-nova-console openstack-nova-novncproxy openstack-nova-scheduler python-novaclient
# vi /etc/nova/nova.conf
connection = mysql://nova:nova@controller1/nova
rpc_backend = rabbit
rabbit_host = controller1
rabbit_userid = openstack
rabbit_password = openstack
auth_strategy = keystone
auth_uri = http://controller1:5000
auth_url = http://controller1:35357
auth_plugin = password
project_domain_id = default
user_domain_id = default
project_name = service
username = nova
password = nova
my_ip = 10.0.0.11
network_api_class = nova.network.neutronv2.api.API
security_group_api = neutron
linuxnet_interface_driver = nova.network.linux_net.NeutronLinuxBridgeInterfaceDriver
firewall_driver = nova.virt.firewall.NoopFirewallDriver
vncserver_listen = $my_ip
vncserver_proxyclient_address = $my_ip
host = controller1
lock_path = /var/lib/nova/tmp
enabled_apis=osapi_compute,metadata
verbose = True #可选,用于排错
2.2初始化数据库
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# su -s /bin/sh -c "nova-manage db sync" nova
2.3启动和设置开机自启动
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# systemctl enable openstack-nova-api.service openstack-nova-cert.service openstack-nova-consoleauth.service openstack-nova-scheduler.service openstack-nova-conductor.service openstack-nova-novncproxy.service
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-api.service to /usr/lib/systemd/system/openstack-nova-api.service.
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-cert.service to /usr/lib/systemd/system/openstack-nova-cert.service.
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-consoleauth.service to /usr/lib/systemd/system/openstack-nova-consoleauth.service.
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-scheduler.service to /usr/lib/systemd/system/openstack-nova-scheduler.service.
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-conductor.service to /usr/lib/systemd/system/openstack-nova-conductor.service.
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-novncproxy.service to /usr/lib/systemd/system/openstack-nova-novncproxy.service.
# systemctl start openstack-nova-api.service openstack-nova-cert.service openstack-nova-consoleauth.service openstack-nova-scheduler.service openstack-nova-conductor.service openstack-nova-novncproxy.service
3.0安装GLANCE服务(compute1端)
3.1安装openstack源
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# yum install centos-release-openstack-liberty
3.2安装相关包
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# yum install openstack-nova-compute sysfsutils
3.3编辑配置文件
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# vi /etc/nova/nova.conf
rpc_backend = rabbit
rabbit_host = controller1
rabbit_userid = openstack
rabbit_password = openstack
auth_strategy = keystone
auth_uri = http://controller1:5000
auth_url = http://controller1:35357
auth_plugin = password
project_domain_id = default
user_domain_id = default
project_name = service
username = nova
password = nova
my_ip = 10.0.0.31
network_api_class = nova.network.neutronv2.api.API
security_group_api = neutron
linuxnet_interface_driver = nova.network.linux_net.NeutronLinuxBridgeInterfaceDriver
firewall_driver = nova.virt.firewall.NoopFirewallDriver
enabled = True
vncserver_listen = 0.0.0.0
vncserver_proxyclient_address = $my_ip
novncproxy_base_url = http://controller1:6080/vnc_auto.html
host = controller1
lock_path = /var/lib/nova/tmp
verbose = True#可选,用于排错
3.4确定使用何种虚拟化技术,返回值为0则不支持硬件加速,需要配置libvirt以使用QEMU;返回值为1或者非0则支持硬件加速,可以使用KVM无需要额外配置。
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# egrep -c '(vmx|svm)' /proc/cpuinfo
0
3.5当返回值为0时,配置使用QEMU,否则跳过此步
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# vi /etc/nova/nova.conf
virt_type=qemu
3.6启动服务并设置自启动
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# systemctl enable libvirtd.service openstack-nova-compute.service
Created symlink from /etc/systemd/system/multi-user.target.wants/openstack-nova-compute.service to /usr/lib/systemd/system/openstack-nova-compute.service.
# systemctl start libvirtd.service openstack-nova-compute.service
4.0验证
4.1查看服务组件和注册信息
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# nova service-list
+----+------------------+-------------+----------+---------+-------+----------------------------+-----------------+
| Id | Binary | Host | Zone | Status| State | Updated_at | Disabled Reason |
+----+------------------+-------------+----------+---------+-------+----------------------------+-----------------+
| 1| nova-conductor | controller1 | internal | enabled | up | 2016-07-12T08:37:30.000000 | - |
| 2| nova-consoleauth | controller1 | internal | enabled | up | 2016-07-12T08:37:31.000000 | - |
| 3| nova-scheduler | controller1 | internal | enabled | up | 2016-07-12T08:37:31.000000 | - |
| 4| nova-cert | controller1 | internal | enabled | up | 2016-07-12T08:37:31.000000 | - |
| 5| nova-compute | compute1 | nova | enabled | up | 2016-07-12T08:37:22.000000 | - |
+----+------------------+-------------+----------+---------+-------+----------------------------+-----------------+
4.2查看认证服务中API端点信息和可连接性(忽略警告信息)
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# nova endpoints
WARNING: glance has no endpoint in ! Available endpoints for this service:
+-----------+----------------------------------+
| glance | Value |
+-----------+----------------------------------+
| id | 249f9d5389aa49e79ae5e02342e559c8 |
| interface | internal |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:9292 |
+-----------+----------------------------------+
+-----------+----------------------------------+
| glance | Value |
+-----------+----------------------------------+
| id | b59af580e55b4f24b4f60cdc00042750 |
| interface | public |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:9292 |
+-----------+----------------------------------+
+-----------+----------------------------------+
| glance | Value |
+-----------+----------------------------------+
| id | e18c793a238d4284b61563a8bb87549f |
| interface | admin |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:9292 |
+-----------+----------------------------------+
WARNING: nova has no endpoint in ! Available endpoints for this service:
+-----------+-------------------------------------------------------------+
| nova | Value |
+-----------+-------------------------------------------------------------+
| id | 25fb65eb3b1d4dbab5ba4288f939a657 |
| interface | admin |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:8774/v2/c4d6ba1cb9424cbcaa32e6b9daeb4a19 |
+-----------+-------------------------------------------------------------+
+-----------+-------------------------------------------------------------+
| nova | Value |
+-----------+-------------------------------------------------------------+
| id | 74f3704ca16c44459bc8181b83ec85f8 |
| interface | internal |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:8774/v2/c4d6ba1cb9424cbcaa32e6b9daeb4a19 |
+-----------+-------------------------------------------------------------+
+-----------+-------------------------------------------------------------+
| nova | Value |
+-----------+-------------------------------------------------------------+
| id | d25bfda9db8a44ab822376d847cba83f |
| interface | public |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:8774/v2/c4d6ba1cb9424cbcaa32e6b9daeb4a19 |
+-----------+-------------------------------------------------------------+
WARNING: keystone has no endpoint in ! Available endpoints for this service:
+-----------+----------------------------------+
| keystone| Value |
+-----------+----------------------------------+
| id | b5fb1bde51974e89835840a695042c29 |
| interface | internal |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:5000/v2.0 |
+-----------+----------------------------------+
+-----------+----------------------------------+
| keystone| Value |
+-----------+----------------------------------+
| id | bbf5d984ed76415ba2ce2821bc8ed250 |
| interface | public |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:5000/v2.0 |
+-----------+----------------------------------+
+-----------+----------------------------------+
| keystone| Value |
+-----------+----------------------------------+
| id | d5d821b16b02482f9c66027da27be217 |
| interface | admin |
| region | RegionOne |
| region_id | RegionOne |
| url | http://controller1:35357/v2.0 |
+-----------+----------------------------------+
4.3查看镜像服务目录并验证镜像服务连通性
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# nova image-list
+--------------------------------------+--------+--------+--------+
| ID | Name | Status | Server |
+--------------------------------------+--------+--------+--------+
| ba4fd4dd-7717-4e11-8a64-5b063882b0aa | cirros | ACTIVE | |
+--------------------------------------+--------+--------+--------+
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