OpenStack Epoxy : Configure Neutron #2 |
Configure OpenStack Network Service (Neutron). This example is based on the environment like follows. Configure Neutron services with Open Virtual Network (OVN). eth0|10.0.0.30 +-----------+-----------+ | [ dlp.srv.world ] | | (Control Node) | | | | MariaDB RabbitMQ | | Memcached Nginx | | Keystone httpd | | Glance Nova API | | Nova Compute | | Neutron Server | | Open vSwitch | | OVN Metadata Agent | | OVN-Controller | +-----------------------+ |
| [1] | Install Neutron services. |
| root@dlp ~(keystone)# apt -y install neutron-server neutron-plugin-ml2 neutron-ovn-metadata-agent neutron-dhcp-agent python3-neutronclient ovn-central ovn-host openvswitch-switch |
| [2] | Configure Neutron services. |
| root@dlp ~(keystone)# mv /etc/neutron/neutron.conf /etc/neutron/neutron.conf.org root@dlp ~(keystone)# vi /etc/neutron/neutron.conf # create new [DEFAULT] bind_host = 127.0.0.1 bind_port = 9696 core_plugin = ml2 service_plugins = ovn-router auth_strategy = keystone state_path = /var/lib/neutron allow_overlapping_ips = True notify_nova_on_port_status_changes = True notify_nova_on_port_data_changes = True # RabbitMQ connection info transport_url = rabbit://openstack:password@dlp.srv.world:5672 [agent] root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf # Keystone auth info [keystone_authtoken] www_authenticate_uri = https://dlp.srv.world:5000 auth_url = https://dlp.srv.world:5000 memcached_servers = dlp.srv.world:11211 auth_type = password project_domain_name = Default user_domain_name = Default project_name = service username = neutron password = servicepassword # if using self-signed certs on Apache2 Keystone, turn to [true] insecure = false [database] connection = mysql+pymysql://neutron:password@dlp.srv.world:3306/neutron_ml2 [nova] auth_url = https://dlp.srv.world:5000 auth_type = password project_domain_name = Default user_domain_name = Default region_name = RegionOne project_name = service username = nova password = servicepassword # if using self-signed certs on Apache2 Keystone, turn to [true] insecure = false [oslo_concurrency] lock_path = $state_path/tmp [oslo_policy] enforce_new_defaults = true root@dlp ~(keystone)# chmod 640 /etc/neutron/neutron.conf root@dlp ~(keystone)# chgrp neutron /etc/neutron/neutron.conf root@dlp ~(keystone)# mv /etc/neutron/plugins/ml2/ml2_conf.ini /etc/neutron/plugins/ml2/ml2_conf.ini.org root@dlp ~(keystone)# vi /etc/neutron/plugins/ml2/ml2_conf.ini # create new [DEFAULT] debug = false [ml2] type_drivers = flat,geneve tenant_network_types = geneve mechanism_drivers = ovn extension_drivers = port_security overlay_ip_version = 4 [ml2_type_geneve] vni_ranges = 1:65536 max_header_size = 38 [ml2_type_flat] flat_networks = * [securitygroup] enable_security_group = True firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver [ovn] ovn_nb_connection = tcp:10.0.0.30:6641 ovn_sb_connection = tcp:10.0.0.30:6642 ovn_l3_scheduler = leastloaded ovn_metadata_enabled = True root@dlp ~(keystone)# chmod 640 /etc/neutron/plugins/ml2/ml2_conf.ini root@dlp ~(keystone)# chgrp neutron /etc/neutron/plugins/ml2/ml2_conf.ini root@dlp ~(keystone)# vi /etc/neutron/neutron_ovn_metadata_agent.ini [DEFAULT] # line 2 : add to specify Nova API host nova_metadata_host = dlp.srv.world nova_metadata_protocol = https # specify any secret key you like metadata_proxy_shared_secret = metadata_secret # line 235 : add the line [ovs] ovsdb_connection = tcp:127.0.0.1:6640 # add to last line [agent] root_helper = sudo neutron-rootwrap /etc/neutron/rootwrap.conf [ovn] ovn_sb_connection = tcp:10.0.0.30:6642 root@dlp ~(keystone)# vi /etc/neutron/dhcp_agent.ini # line 31 : uncomment dhcp_driver = neutron.agent.linux.dhcp.Dnsmasq # line 37 : uncomment enable_isolated_metadata = True # line 47 : uncomment and change enable_metadata_network = True root@dlp ~(keystone)# vi /etc/default/openvswitch-switch # line 8 : uncomment and add like follows OVS_CTL_OPTS= "--ovsdb-server-options='--remote=ptcp:6640:127.0.0.1'" root@dlp ~(keystone)# vi /etc/nova/nova.conf # add follows into the [DEFAULT] section vif_plugging_is_fatal = True
vif_plugging_timeout = 300
# add follows to last line : Neutron auth info
# the value of [metadata_proxy_shared_secret] is the same with the one in [metadata_agent.ini]
[neutron]
auth_url = https://dlp.srv.world:5000
auth_type = password
project_domain_name = Default
user_domain_name = Default
region_name = RegionOne
project_name = service
username = neutron
password = servicepassword
service_metadata_proxy = True
metadata_proxy_shared_secret = metadata_secret
insecure = false
sed -i -e "s/UWSGI_BIND_IP=\"\"/UWSGI_BIND_IP=\"127.0.0.1\"/" /etc/init.d/neutron-api |
| [3] | Configure Nginx for proxy settings. |
root@dlp ~(keystone)# vi /etc/nginx/nginx.conf # add into the [stream] section stream {
upstream glance-api {
server 127.0.0.1:9292;
}
server {
listen 10.0.0.30:9292 ssl;
proxy_pass glance-api;
}
upstream nova-api {
server 127.0.0.1:8774;
}
server {
listen 10.0.0.30:8774 ssl;
proxy_pass nova-api;
}
upstream nova-metadata-api {
server 127.0.0.1:8775;
}
server {
listen 10.0.0.30:8775 ssl;
proxy_pass nova-metadata-api;
}
upstream placement-api {
server 127.0.0.1:8778;
}
server {
listen 10.0.0.30:8778 ssl;
proxy_pass placement-api;
}
upstream novncproxy {
server 127.0.0.1:6080;
}
server {
listen 10.0.0.30:6080 ssl;
proxy_pass novncproxy;
}
upstream neutron-api {
server 127.0.0.1:9696;
}
server {
listen 10.0.0.30:9696 ssl;
proxy_pass neutron-api;
}
ssl_certificate "/etc/letsencrypt/live/dlp.srv.world/fullchain.pem";
ssl_certificate_key "/etc/letsencrypt/live/dlp.srv.world/privkey.pem";
}
|
| [4] | Start Neutron services. |
root@dlp ~(keystone)# systemctl restart openvswitch-switch root@dlp ~(keystone)# ln -s /etc/neutron/plugins/ml2/ml2_conf.ini /etc/neutron/plugin.ini root@dlp ~(keystone)# su -s /bin/bash neutron -c "neutron-db-manage --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugin.ini upgrade head" root@dlp ~(keystone)# systemctl restart ovn-central ovn-northd ovn-controller ovn-host root@dlp ~(keystone)# ovn-nbctl set-connection ptcp:6641:10.0.0.30 -- set connection . inactivity_probe=60000 root@dlp ~(keystone)# ovn-sbctl set-connection ptcp:6642:10.0.0.30 -- set connection . inactivity_probe=60000 root@dlp ~(keystone)# ovs-vsctl set open . external-ids:ovn-remote=tcp:10.0.0.30:6642 root@dlp ~(keystone)# ovs-vsctl set open . external-ids:ovn-encap-type=geneve root@dlp ~(keystone)# ovs-vsctl set open . external-ids:ovn-encap-ip=10.0.0.30 root@dlp ~(keystone)# ovs-vsctl set open . external-ids:ovn-cms-options=enable-chassis-as-gw root@dlp ~(keystone)# systemctl restart neutron-api neutron-rpc-server neutron-ovn-metadata-agent neutron-dhcp-agent root@dlp ~(keystone)# systemctl enable neutron-api neutron-rpc-server neutron-ovn-metadata-agent neutron-dhcp-agent root@dlp ~(keystone)# systemctl restart nova-api nova-compute nginx # show status root@dlp ~(keystone)# openstack network agent list +----------------------+----------------------+---------------+-------------------+-------+-------+-------------------------+ | ID | Agent Type | Host | Availability Zone | Alive | State | Binary | +----------------------+----------------------+---------------+-------------------+-------+-------+-------------------------+ | 41f07467-986c-4d38- | DHCP agent | dlp.srv.world | nova | :-) | UP | neutron-dhcp-agent | | 83d3-b6b76d6738a9 | | | | | | | | 4d4bdf88-7082-44f2- | OVN Controller | dlp.srv.world | | :-) | UP | ovn-controller | | bb91-e452d256436d | Gateway agent | | | | | | | 3c68fec3-c365-562e- | OVN Metadata agent | dlp.srv.world | | :-) | UP | neutron-ovn-metadata- | | 9e3f-a44cbac3576c | | | | | | agent | +----------------------+----------------------+---------------+-------------------+-------+-------+-------------------------+ |
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