OpenStack Newton : Configure Ceilometer#22016/12/22 |
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Configure OpenStack Metering Service (Ceilometer).
This example shows to install Metering Services on the existing environment like follows.
For example, install and configure Metering Services on the Network Node.
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+------------------+ | +------------------------+
| [ Control Node ] | | | [ Network Node ] |
| Keystone |10.0.0.30 | 10.0.0.50| DHCP,L3,L2 Agent |
| Glance |------------+------------| Metadata Agent |
| Nova API |eth0 | eth0| Ceilometer Services |
| Neutron Server | | | |
+------------------+ | +------------------------+
eth0|10.0.0.51
+--------------------+
| [ Compute Node ] |
| Nova Compute |
| L2 Agent |
| Ceilometer-Compute |
+--------------------+
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Install and Configure Ceilometer on this section.
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| [1] | Install MongoDB which Ceilometer needs for backend database. |
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root@network:~# apt-get -y install mongodb-server mongodb python-pymongo
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| [2] | Configure and Start MongoDB. |
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root@network:~#
vi /etc/mongodb.conf # line 11: change bind_ip = 0.0.0.0
root@network:~#
systemctl restart mongodb
# create a DataBase for Ceilometer (set any password for "password" section) root@network:~# mongo --host 10.0.0.50 --eval ' db = db.getSiblingDB("ceilometer"); db.createUser({user: "ceilometer", pwd: "password", roles: [ "readWrite", "dbAdmin" ]})' MongoDB shell version: 2.6.10 connecting to: 10.0.0.50:27017/test Successfully added user: { "user" : "ceilometer", "roles" : [ "readWrite", "dbAdmin" ] } |
| [3] | Install Ceilometer services. |
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root@network:~# apt-get -y install ceilometer-api ceilometer-collector ceilometer-agent-central ceilometer-agent-notification python-ceilometerclient python-ceilometerclient apache2 libapache2-mod-wsgi
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| [4] | Configure Ceilometer. |
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root@network:~# mv /etc/ceilometer/ceilometer.conf /etc/ceilometer/ceilometer.conf.org
root@network:~#
vi /etc/ceilometer/ceilometer.conf # create new
[DEFAULT]
rpc_backend = rabbit auth_strategy = keystone
[api]
port = 8777 host = 0.0.0.0 # MongoDB connection info [database] connection = mongodb://ceilometer:password@10.0.0.50:27017/ceilometer # RabbitMQ connection info [oslo_messaging_rabbit] rabbit_host = 10.0.0.30 rabbit_port = 5672 rabbit_userid = openstack rabbit_password = password # Keystone auth info [keystone_authtoken] auth_uri = http://10.0.0.30:5000 auth_url = http://10.0.0.30:35357 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 # Ceilometer auth info [service_credentials] os_auth_url = http://10.0.0.30:5000/v2.0 os_username = ceilometer os_tenant_name = service os_password = servicepassword os_endpoint_type = internalURL os_region_name = RegionOne |
| [5] | Configure httpd. |
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root@network:~#
vi /etc/apache2/sites-available/ceilometer.conf
Listen 8777
<VirtualHost *:8777>
WSGIDaemonProcess ceilometer-api processes=2 threads=10 user=ceilometer group=ceilometer display-name=%{GROUP}
WSGIProcessGroup ceilometer-api
WSGIScriptAlias / "/var/www/cgi-bin/ceilometer/app"
WSGIApplicationGroup %{GLOBAL}
ErrorLog /var/log/apache2/ceilometer_error.log
CustomLog /var/log/apache2/ceilometer_access.log combined
</VirtualHost>
WSGISocketPrefix /var/run/apache2
mkdir -p /var/www/cgi-bin/ceilometer root@network:~# cp /usr/lib/python2.7/dist-packages/ceilometer/api/app.wsgi /var/www/cgi-bin/ceilometer/app root@network:~# a2ensite ceilometer Enabling site ceilometer. To activate the new configuration, you need to run: service apache2 reload root@network:~# systemctl stop ceilometer-api root@network:~# systemctl disable ceilometer-api root@network:~# systemctl restart apache2
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| [6] | Start Ceilometer services. |
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root@network:~# root@network:~# |
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