OpenStack Liberty : Configure Ceilometer#22015/12/29

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 |
                      +--------------------+

	Install and Configure Ceilometer on this section.
[1]	Install MongoDB which Ceilometer needs for backend database.

root@network:~#

apt-get -y install mongodb-server mongodb python-pymongo

[2]	Configure and Start MongoDB.

root@network:~#

vi /etc/mongodb.conf

# line 11: change

bind_ip =

0.0.0.0

root@network:~#

initctl 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.addUser({user: "ceilometer",
pwd: "password",
roles: [ "readWrite", "dbAdmin" ]})'

MongoDB shell version: 2.4.9
connecting to: 10.0.0.50:27017/test
{
        "user" : "ceilometer",
        "pwd" : "c3f1480e5fb171fed77480ec8a9c1a7f",
        "roles" : [
                "readWrite",
                "dbAdmin"
        ],
        "_id" : ObjectId("568928cff5c8676f81afd9a3")
}

[3]	Install Ceilometer services.

root@network:~#

apt-get -y install ceilometer-api ceilometer-collector ceilometer-agent-central ceilometer-agent-notification ceilometer-alarm-evaluator ceilometer-alarm-notifier python-ceilometerclient

[4]	Configure Ceilometer.

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
auth_plugin = password
project_domain_id = default
user_domain_id = 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

root@network:~#

chown ceilometer. /etc/ceilometer/ceilometer.conf

root@network:~#

chmod 644 /etc/ceilometer/ceilometer.conf

root@network:~#

for service in agent-central agent-notification api collector alarm-evaluator alarm-notifier; do
initctl restart ceilometer-$service
done

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