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Neutron – Networking service on Compute nodes

Posted on October 11, 2020October 20, 2020 by sandeep

Install the component(s)

apt install -y neutron-linuxbridge-agent

Edit /etc/neutron/neutron.conf and update the configurations in respective sections [ Replace local ip with the management ip of the compute node ]

[DEFAULT]
transport_url = rabbit://openstack:commonpass@controller
auth_strategy = keystone

[keystone_authtoken]
www_authenticate_uri = http://controller:5000
auth_url = http://controller:5000
memcached_servers = controller:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = neutron
password = commonpass

[oslo_concurrency]
lock_path = /var/lib/neutron/tmp

Configure networking options (self service) – Edit /etc/neutron/plugins/ml2/linuxbridge_agent.ini

[linux_bridge]
physical_interface_mappings = provider:eth3

[vxlan]
enable_vxlan = true
local_ip = 10.1.1.x
l2_population = true

[securitygroup]
enable_security_group = true
firewall_driver = neutron.agent.linux.iptables_firewall.IptablesFirewallDriver

Configure the Compute service to use the Networking service – edit /etc/nova/nova.conf

[neutron]
auth_url = http://controller:5000
auth_type = password
project_domain_name = default
user_domain_name = default
region_name = RegionOne
project_name = service
username = neutron
password = commonpass

Restart compute service and linux bridge agent

service nova-compute restart
service neutron-linuxbridge-agent restart
18.04 bionic compute node install neutron Openstack self service network train ubuntu
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