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OpenStack Mitaka : Configure Nova
2016/04/20 |
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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 | 0aa29b9e087e44358ca8a598b4ef39b4 | | domain_id | e547aee8ce3a44958e7a53b32f2bd0ae | | enabled | True | | id | ef694c8c3100464fbac4d89c103044e0 | | 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 | 60d5f6a3237f4d58882da61152ca8f31 | | 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 | e8d9ba17ae4949ae8eaa1ce666d321a9 | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 60d5f6a3237f4d58882da61152ca8f31 | | 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 | b43385df804f45ebb182da7c5ffe65da | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 60d5f6a3237f4d58882da61152ca8f31 | | 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 | 04783824525b446f85e9139e5b0d6d98 | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 60d5f6a3237f4d58882da61152ca8f31 | | 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)]>
create database nova_api; 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)]>
grant all privileges on nova_api.* to nova@'localhost' identified by 'password'; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on nova_api.* 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 = 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 scheduler_driver = nova.scheduler.filter_scheduler.FilterScheduler 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 [glance] api_servers = http://10.0.0.30:9292
[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 [api_database] connection = mysql+pymysql://nova:password@10.0.0.30/nova_api
[database]
connection = mysql+pymysql://nova:password@10.0.0.30/nova # specify Keystone server auth info [keystone_authtoken] auth_uri = http://10.0.0.30:5000 auth_url = http://10.0.0.30:35357 memcached_servers = 10.0.0.30:11211 auth_type = password project_domain_name = default user_domain_name = 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. |
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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 use_neutron = False dhcpbridge_flagfile = /etc/nova/nova.conf dhcpbridge = /usr/bin/nova-dhcpbridge force_dhcp_release = True libvirt_use_virtio_for_bridges = True libvirt_vif_driver = nova.virt.libvirt.vif.LibvirtGenericVIFDriver linuxnet_interface_driver = nova.network.linux_net.LinuxBridgeInterfaceDriver firewall_driver = nova.virt.libvirt.firewall.IptablesFirewallDriver 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 api_db sync" root@dlp:~# su -s /bin/bash nova -c "nova-manage db sync" root@dlp:~# for service in api conductor scheduler cert consoleauth compute novncproxy network; do
initctl restart nova-$service done |