OpenStack Xena : Ceilometer 設定 (Network ノード)2021/11/25 |
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OpenStack Telemetry Service (Ceilometer) 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 Ceilometer サービスをインストールします。
------------+---------------------------+---------------------------+------------
| | |
eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ Control Node ] | | [ Network Node ] | | [ Compute Node ] |
| | | | | |
| MariaDB RabbitMQ | | Open vSwitch | | Libvirt |
| Memcached httpd | | Neutron Server | | Nova Compute |
| Keystone Glance | | OVN-Northd | | Open vSwitch |
| Nova API | | Cinder Volume | | OVN Metadata Agent |
| Cinder API | | iSCSI Target | | OVN-Controller |
| | | Heat API/Engine | | Ceilometer Compute |
| | | Gnocchi httpd | | |
| | | Ceilometer Central | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] |
こちらを参考に事前に Gnocchi をインストールしておきます。
当例では Ceilometer で収集したデータを Gnocchi へ保管するよう設定します。 |
| [2] | Control ノードの Keystone に Ceilometer 用のユーザー等々を登録しておきます。 |
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# [service] プロジェクト所属で [ceilometer] ユーザーを作成 [root@dlp ~(keystone)]# openstack user create --domain default --project service --password servicepassword ceilometer
+---------------------+----------------------------------+
| Field | Value |
+---------------------+----------------------------------+
| default_project_id | 7e53ef14eb894f379ea1929f5defc949 |
| domain_id | default |
| enabled | True |
| id | 1bbca96b926645e18c83df974aafc98f |
| name | ceilometer |
| options | {} |
| password_expires_at | None |
+---------------------+----------------------------------+
# [ceilometer] ユーザーを [admin] ロール に加える [root@dlp ~(keystone)]# openstack role add --project service --user ceilometer admin
# [ceilometer] 用サービスエントリ作成 [root@dlp ~(keystone)]# openstack service create --name ceilometer --description "OpenStack Telemetry Service" metering +-------------+----------------------------------+ | Field | Value | +-------------+----------------------------------+ | description | OpenStack Telemetry Service | | enabled | True | | id | 0efc22b03bc5469caf44bec9fbe29ee5 | | name | ceilometer | | type | metering | +-------------+----------------------------------+ |
| [3] | Network ノードで Ceilometer サービスをインストールします。 |
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[root@network ~]# dnf --enablerepo=centos-openstack-xena,powertools,epel -y install openstack-ceilometer-central openstack-ceilometer-notification python3-ceilometerclient
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| [4] | Ceilometer の基本設定です。 |
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[root@network ~]# mv /etc/ceilometer/ceilometer.conf /etc/ceilometer/ceilometer.conf.org
[root@network ~]#
vi /etc/ceilometer/ceilometer.conf # 新規作成 [DEFAULT] # RabbitMQ 接続情報 transport_url = rabbit://openstack:password@10.0.0.30 [api] auth_mode = keystone [dispatcher_gnocchi] filter_service_activity = False # Keystone 認証情報 (gnocchi で認証) [keystone_authtoken] www_authenticate_uri = http://10.0.0.30:5000 auth_url = http://10.0.0.30:5000 memcached_servers = 10.0.0.30:11211 auth_type = password project_domain_name = default user_domain_name = default project_name = service username = gnocchi password = servicepassword # Keystone 認証情報 (ceilometer で認証) [service_credentials] auth_url = http://10.0.0.30:5000 memcached_servers = 10.0.0.30:11211 auth_type = password project_domain_name = default user_domain_name = default project_name = service username = ceilometer password = servicepassword chmod 640 /etc/ceilometer/ceilometer.conf [root@network ~]# chgrp ceilometer /etc/ceilometer/ceilometer.conf [root@network ~]# su -s /bin/bash ceilometer -c "ceilometer-upgrade --skip-metering-database" [root@network ~]# systemctl enable --now openstack-ceilometer-central openstack-ceilometer-notification |
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