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OpenStack Liberty : Configure Ceilometer#1
2015/11/19
 
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. 
                                |
+------------------+            |            +------------------------+
| [ 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 |
                      +--------------------+
 
First, Configure Control Node on this section.
[1] Add a user or endpoint for Ceilometer on existing Keystone Server.
# add ceilometer user

[root@dlp ~(keystone)]#
openstack user create --domain default --project service --password servicepassword ceilometer 

+--------------------+----------------------------------+
| Field              | Value                            |
+--------------------+----------------------------------+
| default_project_id | 11a4bfa2b8c748ad860efb34b5fefb7f |
| domain_id          | default                          |
| enabled            | True                             |
| id                 | 04158e03e0a14df9a474e9ca129162ae |
| name               | ceilometer                       |
+--------------------+----------------------------------+
# add ceilometer user to admin role

[root@dlp ~(keystone)]#
openstack role add --project service --user ceilometer admin
# add service entry for ceilometer

[root@dlp ~(keystone)]#
openstack service create --name ceilometer --description "Openstack Telemetry" metering 

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | Openstack Telemetry              |
| enabled     | True                             |
| id          | 95c581f5e74445d7a82a9af1965ce3d3 |
| name        | ceilometer                       |
| type        | metering                         |
+-------------+----------------------------------+
# define IP of a node for installing Metering services

[root@dlp ~(keystone)]#
export ceilometer_api=10.0.0.50
# add endpoint for ceilometer (public)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne metering public http://$ceilometer_api:8777 

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 4f75afb6fc6d4ce294c65d5a27ad07d1 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 95c581f5e74445d7a82a9af1965ce3d3 |
| service_name | ceilometer                       |
| service_type | metering                         |
| url          | http://10.0.0.50:8777            |
+--------------+----------------------------------+
# add endpoint for ceilometer (internal)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne metering internal http://$ceilometer_api:8777 

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | e8a7c38d8f834a48977aec75d4690909 |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 95c581f5e74445d7a82a9af1965ce3d3 |
| service_name | ceilometer                       |
| service_type | metering                         |
| url          | http://10.0.0.50:8777            |
+--------------+----------------------------------+
# add endpoint for ceilometer (admin)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne metering admin http://$ceilometer_api:8777 

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 80690312cf3e46c88a6360d9772dcf44 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 95c581f5e74445d7a82a9af1965ce3d3 |
| service_name | ceilometer                       |
| service_type | metering                         |
| url          | http://10.0.0.50:8777            |
+--------------+----------------------------------+
 
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