NRF Pre-requisites

This section includes information about the required pre-requisites before initiating NRF Installation.

Following are the prerequisites to install and configure NRF:

NRF Software

The NRF software includes:

• NRF Helm charts
• NRF docker images

The following software must be installed:

Software	Version
Kubernetes	v1.12.5
HELM	v2.11.0

Additional software that needs to be deployed as per the requirement of the services:

Software	Chart Version	Notes
elasticsearch	1.21.1	Needed for Logging Area
elastic-curator	1.2.1	Needed for Logging Area
elastic-exporter	1.1.2	Needed for Logging Area
logs	2.0.7	Needed for Logging Area
kibana	1.5.2	Needed for Logging Area
grafana	2.2.0	Needed for Metrics Area
prometheus	8.8.0	Needed for Metrics Area
prometheus-node-exporter	1.3.0	Needed for Metrics Area
metallb	0.8.4	Needed for External IP
metrics-server	2.4.0	Needed for Metric Server
tracer	0.8.3	Needed for Tracing Area

Note:

In case any of the above services are needed and the respective software is not installed in CNE. Please install software before proceeding.

Network access

The Kubernetes cluster hosts must have network access to:

• Local docker image repository where the NRF images are available
• Local helm repository where the NRF helm charts are available

Note:

All the kubectl and helm related commands that are used in this document must be executed on a system depending on the infrastructure of the deployment. It may be some client machine (VM, server, local desktop so on).

Client machine requirement

There are some requirements for the client machine where the deployment commands needs to be executed:

• It should have network access to the helm repository and docker image repository.
• Helm repository must be configured on the client.
• It should have network access to the Kubernetes cluster.
• It should have necessary environment settings to run the kubectl commands. The environment should have privileges to create namespace in the Kubernetes cluster.
• It should have helm client installed. The environment should be configured so that the helm install command deploys the software in the Kubernetes cluster.