OpenStack Zed : Neutron 設定 #22022/10/07 |
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OpenStack Network Service（Neutron）をインストールします。
当例では以下のような環境を例に、Open Virtual Network (OVN) を利用した Neutron ネットワークを設定します。
以下のように All in One 構成ではなく、ノードを役割ごとに分離する場合、または Nova Compute ノードを他ホストに分離して構成している場合等の Neutron サービスの構成はこちらを参照して設定ください。
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] | Neutron サービスをインストールします。 |
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root@dlp ~(keystone)# apt -y install neutron-server neutron-plugin-ml2 neutron-ovn-metadata-agent python3-neutronclient ovn-central ovn-host openvswitch-switch
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| [2] | Neutron サービスの設定です。 |
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root@dlp ~(keystone)# mv /etc/neutron/neutron.conf /etc/neutron/neutron.conf.org
root@dlp ~(keystone)#
vi /etc/neutron/neutron.conf # 新規作成 [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 接続情報 transport_url = rabbit://openstack:password@dlp.srv.world # Keystone 認証情報 [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 # Apache2 Keystone で自己署名の証明書を使用の場合は [true] insecure = false [database] connection = mysql+pymysql://neutron:password@dlp.srv.world/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 # Apache2 Keystone で自己署名の証明書を使用の場合は [true] insecure = false [oslo_concurrency] lock_path = $state_path/tmp
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 # 新規作成 [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] # 2行目 : 追記 # Nova API サーバーを指定 nova_metadata_host = dlp.srv.world nova_metadata_protocol = https # 任意のシークレットキーを指定 metadata_proxy_shared_secret = metadata_secret # 231行目 : 変更 [ovs] ovsdb_connection = tcp:127.0.0.1:6640 # 最終行に追記 [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/default/openvswitch-switch # 8行目 : コメント解除して追記 OVS_CTL_OPTS= "--ovsdb-server-options='--remote=ptcp:6640:127.0.0.1'"
root@dlp ~(keystone)#
vi /etc/nova/nova.conf # [DEFAULT] セクション内の適当な場所へ追記
vif_plugging_is_fatal = True
vif_plugging_timeout = 300
# 最終行へ追記 : Neutron 認証情報
# [metadata_proxy_shared_secret] の値は [neutron_ovn_metadata_agent.ini] で指定した値
[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
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| [4] | Nginx にプロキシの設定をします。 |
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root@dlp ~(keystone)#
vi /etc/nginx/nginx.conf # [stream] セクション内に追記
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";
}
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| [5] | Neutron サービスを起動します。 |
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root@dlp ~(keystone)#
systemctl restart openvswitch-switch root@dlp ~(keystone)# ovs-vsctl add-br br-int
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)#
systemctl restart neutron-server neutron-ovn-metadata-agent nova-api nova-compute nginx
# 動作確認 root@dlp ~(keystone)# openstack network agent list +--------------------------------------+----------------------+---------------+-------------------+-------+-------+----------------------------+ | ID | Agent Type | Host | Availability Zone | Alive | State | Binary | +--------------------------------------+----------------------+---------------+-------------------+-------+-------+----------------------------+ | 003d663f-2810-407c-b81a-098658e57bae | OVN Controller agent | dlp.srv.world | | :-) | UP | ovn-controller | | 8b463714-3101-5d91-8493-6d9db0265ea3 | OVN Metadata agent | dlp.srv.world | | :-) | UP | neutron-ovn-metadata-agent | +--------------------------------------+----------------------+---------------+-------------------+-------+-------+----------------------------+ |
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