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OpenStack Liberty : Configure Nova
2015/12/23 |
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Install and Configure OpenStack Compute Service (Nova).
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| [1] | Add users and others for Nova in Keystone. |
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# add nova user (set in service project) root@dlp:~# openstack user create --domain default --project service --password servicepassword nova +--------------------+----------------------------------+ | Field | Value | +--------------------+----------------------------------+ | default_project_id | 54015368c27f4e9b92094d7032228086 | | domain_id | default | | enabled | True | | id | 8eda1ea66b7440fe8e60775e7d6e052b | | name | nova | +--------------------+----------------------------------+ # add nova user in admin role root@dlp:~# openstack role add --project service --user nova admin
# add service entry for nova root@dlp:~# openstack service create --name nova --description "OpenStack Compute service" compute +-------------+----------------------------------+ | Field | Value | +-------------+----------------------------------+ | description | OpenStack Compute service | | enabled | True | | id | 4088216c8d9a46708fa9418114dd7ff3 | | name | nova | | type | compute | +-------------+----------------------------------+ # define keystone host root@dlp:~# export controller=10.0.0.30
# add endpoint for nova (public) root@dlp:~# openstack endpoint create --region RegionOne compute public http://$controller:8774/v2/%\(tenant_id\)s +--------------+----------------------------------------+ | Field | Value | +--------------+----------------------------------------+ | enabled | True | | id | d0f92d61f90a499ba581d47a69f8adf7 | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 4088216c8d9a46708fa9418114dd7ff3 | | service_name | nova | | service_type | compute | | url | http://10.0.0.30:8774/v2/%(tenant_id)s | +--------------+----------------------------------------+ # add endpoint for nova (internal) root@dlp:~# openstack endpoint create --region RegionOne compute internal http://$controller:8774/v2/%\(tenant_id\)s +--------------+----------------------------------------+ | Field | Value | +--------------+----------------------------------------+ | enabled | True | | id | 943bb51cb9734ffa8fcf6667777ab186 | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 4088216c8d9a46708fa9418114dd7ff3 | | service_name | nova | | service_type | compute | | url | http://10.0.0.30:8774/v2/%(tenant_id)s | +--------------+----------------------------------------+ # add endpoint for nova (admin) root@dlp:~# openstack endpoint create --region RegionOne compute admin http://$controller:8774/v2/%\(tenant_id\)s +--------------+----------------------------------------+ | Field | Value | +--------------+----------------------------------------+ | enabled | True | | id | c563434a7e1b4bf49cf05f3664ffa002 | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 4088216c8d9a46708fa9418114dd7ff3 | | service_name | nova | | service_type | compute | | url | http://10.0.0.30:8774/v2/%(tenant_id)s | +--------------+----------------------------------------+ |
| [2] | Install Nova. |
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root@dlp:~# apt-get -y install nova-api nova-cert nova-conductor nova-consoleauth nova-objectstore nova-scheduler nova-novncproxy nova-compute-kvm python-novaclient
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| [3] | Add a User and Database on MariaDB for Nova. |
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root@dlp:~# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 42 Server version: 5.5.46-MariaDB-1ubuntu0.14.04.2 (Ubuntu) Copyright (c) 2000, 2015, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]>
create database nova; Query OK, 1 row affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on nova.* to nova@'localhost' identified by 'password'; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on nova.* to nova@'%' identified by 'password'; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
MariaDB [(none)]> flush privileges; Query OK, 0 rows affected (0.00 sec) exit Bye |
| [4] | Configure Nova. |
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root@dlp:~# mv /etc/nova/nova.conf /etc/nova/nova.conf.org
root@dlp:~#
vi /etc/nova/nova.conf # create new [DEFAULT] # define own IP my_ip = 10.0.0.30 # add if not need IPv6 use_ipv6 = false state_path = /var/lib/nova enabled_apis = ec2,osapi_compute,metadata osapi_compute_listen = 0.0.0.0 osapi_compute_listen_port = 8774 rootwrap_config = /etc/nova/rootwrap.conf api_paste_config = /etc/nova/api-paste.ini auth_strategy = keystone log_dir = /var/log/nova # specify Memcached server memcached_servers = 10.0.0.30:11211 scheduler_driver = nova.scheduler.filter_scheduler.FilterScheduler notification_driver = nova.openstack.common.notifier.rpc_notifier rpc_backend = rabbit # enable VNC [vnc] enabled = True vncserver_listen = 0.0.0.0 vncserver_proxyclient_address = $my_ip novncproxy_base_url = http://10.0.0.30:6080/vnc_auto.html # specify Glance server connection info [glance] host = 10.0.0.30 port = 9292 protocol = http
[oslo_concurrency]
lock_path = /var/lib/nova/tmp # specify RabbitMQ server connection info [oslo_messaging_rabbit] rabbit_host = 10.0.0.30 rabbit_port = 5672 rabbit_userid = openstack rabbit_password = password # specify MariaDB server connection info [database] connection = mysql+pymysql://nova:password@10.0.0.30/nova # specify Keystone server connection info [keystone_authtoken] auth_uri = http://10.0.0.30:5000 auth_url = http://10.0.0.30:35357 auth_plugin = password project_domain_id = default user_domain_id = default project_name = service username = nova password = servicepassword chmod 640 /etc/nova/nova.conf root@dlp:~# chgrp nova /etc/nova/nova.conf |
| [5] | Configure Networking.
The follows is for the case you use legacy nova-network function. But if you use Neutron Networking function, Refer to here to configure it. Anyway, legacy nova-network function is officially not recommended. |
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root@dlp:~# apt-get -y install nova-network
root@dlp:~#
echo 'net.ipv4.ip_forward=1' >> /etc/sysctl.conf root@dlp:~# sysctl -p net.ipv4.ip_forward = 1
root@dlp:~#
vi /etc/nova/nova.conf # add follows in [DEFAULT] section dhcpbridge_flagfile = /etc/nova/nova.conf dhcpbridge = /usr/bin/nova-dhcpbridge force_dhcp_release = True libvirt_use_virtio_for_bridges = True network_driver = nova.network.linux_net libvirt_vif_driver = nova.virt.libvirt.vif.LibvirtGenericVIFDriver linuxnet_interface_driver = nova.network.linux_net.LinuxBridgeInterfaceDriver firewall_driver = nova.virt.libvirt.firewall.IptablesFirewallDriver network_api_class = nova.network.api.API security_group_api = nova network_manager = nova.network.manager.FlatDHCPManager network_size = 254 allow_same_net_traffic = False multi_host = True send_arp_for_ha = True share_dhcp_address = True force_dhcp_release = True # specify nic for public public_interface = eth0 # specify any name you like for bridge flat_network_bridge = br100 # specify nic for flat DHCP bridge flat_interface = eth1 |
| [6] | Start Nova Service. If you don't use legacy nova-network, exclude the word "network" below. |
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root@dlp:~# su -s /bin/bash nova -c "nova-manage db sync"
root@dlp:~#
for service in api conductor scheduler objectstore cert consoleauth compute novncproxy network; do
initctl restart nova-$service done # display status root@dlp:~# nova-manage service list Binary Host Zone Status State Updated_At nova-scheduler dlp internal enabled :-) 2015-12-24 13:21:13 nova-conductor dlp internal enabled :-) 2015-12-24 13:21:13 nova-cert dlp internal enabled :-) 2015-12-24 13:21:13 nova-consoleauth dlp internal enabled :-) 2015-12-24 13:21:13 nova-compute dlp nova enabled :-) 2015-12-24 13:21:14 nova-network dlp internal enabled :-) 2015-12-24 13:21:13 |