OpenStack Rocky : Aodh 設定2018/09/19 |
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OpenStack Alarming Service (Aodh) 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 Control ノードへ Aodh サービス一式をインストールします。
Ubuntu Openstack の Gnocchi では Python3 系の WSGI を使用するため、Keystone や Nova, Aodh で Python2 系の WSGI を使用している場合は、同一ノードへインストール不可です。
------------+---------------------------+---------------------------+------------
| | |
eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ Control Node ] | | [ Network Node ] | | [ Compute Node ] |
| | | | | |
| MariaDB RabbitMQ | | Linux Bridge | | Libvirt |
| Memcached httpd | | L2 Agent | | Nova Compute |
| Keystone Glance | | L3 Agent | | Linux Bridge |
| Nova API Cinder API | | Metadata Agent | | L2 Agent |
| Neutron Server | | Cinder Volume | | Ceilometer Compute |
| Metadata Agent | | Heat API | | |
| Aodh API,Evaluator | | Heat Engine | | |
| | | Gnocchi httpd | | |
| | | Ceilometer Central | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] |
事前に Gnocchi および
Ceilometer をインストールしておきます。
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| [2] | Control ノードの Keystone に Aodh 用のユーザー等々を登録しておきます。 |
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# aodh ユーザー作成 (service プロジェクト所属) root@dlp ~(keystone)# openstack user create --domain default --project service --password servicepassword aodh
+---------------------+----------------------------------+
| Field | Value |
+---------------------+----------------------------------+
| default_project_id | aaeee626080841a491235fb06e77f10c |
| domain_id | default |
| enabled | True |
| id | 75d98e9fb85d4094962a2c966cda8484 |
| name | aodh |
| options | {} |
| password_expires_at | None |
+---------------------+----------------------------------+
# aodh ユーザーを admin ロール に加える root@dlp ~(keystone)# openstack role add --project service --user aodh admin
# aodh 用サービスエントリ作成 root@dlp ~(keystone)# openstack service create --name aodh --description "Telemetry Alarming" alarming +-------------+----------------------------------+ | Field | Value | +-------------+----------------------------------+ | description | Telemetry Alarming | | enabled | True | | id | 0765a18f3f3c4a189a3e03e564154bff | | name | aodh | | type | alarming | +-------------+----------------------------------+ # Aodh API ホストを定義しておく root@dlp ~(keystone)# export controller=10.0.0.30
# aodh 用エンドポイント作成 (public) root@dlp ~(keystone)# openstack endpoint create --region RegionOne alarming public http://$controller:8042 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | bc86c39494754091a3c91355b8eba85b | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 0765a18f3f3c4a189a3e03e564154bff | | service_name | aodh | | service_type | alarming | | url | http://10.0.0.30:8042 | +--------------+----------------------------------+ # aodh 用エンドポイント作成 (internal) root@dlp ~(keystone)# openstack endpoint create --region RegionOne alarming internal http://$controller:8042 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | de926c4a5621441c9b49483d04a4a8a7 | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 0765a18f3f3c4a189a3e03e564154bff | | service_name | aodh | | service_type | alarming | | url | http://10.0.0.30:8042 | +--------------+----------------------------------+ # aodh 用エンドポイント作成 (admin) root@dlp ~(keystone)# openstack endpoint create --region RegionOne alarming admin http://$controller:8042 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | f776d267299c413daeaa186617f1809c | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 0765a18f3f3c4a189a3e03e564154bff | | service_name | aodh | | service_type | alarming | | url | http://10.0.0.30:8042 | +--------------+----------------------------------+ |
| [3] | Aodh 用のユーザーとデータベースを MariaDB に登録しておきます。 |
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root@dlp ~(keystone)# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 3718 Server version: 10.1.34-MariaDB-0ubuntu0.18.04.1 Ubuntu 18.04 Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]>
create database aodh; Query OK, 1 row affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on aodh.* to aodh@'localhost' identified by 'password'; Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
grant all privileges on aodh.* to aodh@'%' 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] | Aodh サービスをインストールします。 |
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root@dlp ~(keystone)# apt -y install aodh-api aodh-evaluator aodh-notifier aodh-listener aodh-expirer python-aodhclient
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| [5] | Aodh の基本設定です。 |
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root@dlp ~(keystone)# mv /etc/aodh/aodh.conf /etc/aodh/aodh.conf.org
root@dlp ~(keystone)#
vi /etc/aodh/aodh.conf # 新規作成 [DEFAULT] log_dir = /var/log/aodh # RabbitMQ 接続情報 transport_url = rabbit://openstack:password@10.0.0.30 [api] auth_mode = keystone gnocchi_external_project_owner = service [database] # MariaDB 接続情報 connection = mysql+pymysql://aodh:password@10.0.0.30/aodh # Keystone 認証情報 [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 = aodh password = servicepassword [service_credentials] auth_url = http://10.0.0.30:5000/v3 auth_type = password project_domain_name = default user_domain_name = default project_name = service username = aodh password = servicepassword interface = internalURL chmod 644 /etc/aodh/aodh.conf root@dlp ~(keystone)# chgrp aodh /etc/aodh/aodh.conf root@dlp ~(keystone)# su -s /bin/bash aodh -c "aodh-dbsync" root@dlp ~(keystone)# systemctl restart aodh-evaluator aodh-notifier aodh-listener root@dlp ~(keystone)# systemctl enable aodh-evaluator aodh-notifier aodh-listener root@dlp ~(keystone)# systemctl restart apache2 |
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