CentOS Stream 8
Sponsored Link

OpenStack Xena : Configure Ceilometer (Compute Node)2021/11/25

 
Install OpenStack Telemetry Service (Ceilometer).
This example is based on the environment like follows.
------------+---------------------------+---------------------------+------------
            |                           |                           |
        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  |   |                       |
+-----------------------+   +-----------------------+   +-----------------------+

[1] Install Ceilometer service on Compute Node.
# install from Xena, EPEL, PowerTools

[root@node01 ~]#
dnf --enablerepo=centos-openstack-xena,powertools,epel -y install openstack-ceilometer-compute
[2] Configure Ceilometer.
[root@node01 ~]#
mv /etc/ceilometer/ceilometer.conf /etc/ceilometer/ceilometer.conf.org

[root@node01 ~]#
vi /etc/ceilometer/ceilometer.conf
# create new

[DEFAULT]
# RabbitMQ connection info
transport_url = rabbit://openstack:password@10.0.0.30

[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

[root@node01 ~]#
vi /usr/lib/python3.6/site-packages/ceilometer/compute/discovery.py
# # line 143 : change like forrows

                xml_string = domain.metadata(
                    libvirt.VIR_DOMAIN_METADATA_ELEMENT,
                    #"http://openstack.org/xmlns/libvirt/nova/1.0")
                    "http://openstack.org/xmlns/libvirt/nova/1.1")

[root@node01 ~]#
chmod 640 /etc/ceilometer/ceilometer.conf

[root@node01 ~]#
chgrp ceilometer /etc/ceilometer/ceilometer.conf

[root@node01 ~]#
systemctl enable --now openstack-ceilometer-compute

Matched Content