cni-metrics-helper

CNI METRICS HELPER

This chart provides a Kubernetes deployment for the Amazon VPC CNI Metrics Helper, which is used to collect metrics for the Amazon VPC CNI plugin for Kubernetes.

Prerequisites

• Kubernetes 1.11+ running on AWS
• Helm 3.0+

Installing the Chart

First add the EKS repository to Helm:

helm repo add eks https://aws.github.io/eks-charts

To install the chart with the release name cni-metrics-helper and default configuration:

$ helm install cni-metrics-helper --namespace kube-system eks/cni-metrics-helper

To install manually, clone the Amazon VPC CNI for Kubernetes repository to your local machine:

$ git clone https://github.com/aws/amazon-vpc-cni-k8s.git

Use the helm install command to install the chart into your Kubernetes cluster:

$ helm install cni-metrics-helper --namespace kube-system ./charts/cni-metrics-helper

To uninstall:

$ helm uninstall cni-metrics-helper --namespace kube-system

Configuration

The following table lists the configurable parameters for this chart and their default values.

Parameter	Description	Default
fullnameOverride	Override the fullname of the chart	cni-metrics-helper
image.region	ECR repository region to use. Should match your cluster	us-west-2
image.tag	Image tag	v1.12.6
image.account	ECR repository account number	602401143452
image.domain	ECR repository domain	amazonaws.com
env.USE_CLOUDWATCH	Whether to export CNI metrics to CloudWatch	true
env.AWS_CLUSTER_ID	ID of the cluster to use when exporting metrics to CloudWatch	default
env.AWS_VPC_K8S_CNI_LOGLEVEL	Log verbosity level (ie. FATAL, ERROR, WARN, INFO, DEBUG)	INFO
serviceAccount.name	The name of the ServiceAccount to use	nil
serviceAccount.create	Specifies whether a ServiceAccount should be created	true
serviceAccount.annotations	Specifies the annotations for ServiceAccount	{}

Specify each parameter using the --set key=value[,key=value] argument to helm install or provide a YAML file containing the values for the above parameters:

$ helm install cni-metrics-handler --namespace kube-system eks/cni-metrics-handler --values values.yaml

Manual install:

$ helm install cni-metrics-helper --namespace kube-system ./charts/cni-metrics-helper --values values.yaml

Resources

Parameter	Description	Default
resources	Resources for the pods.	{}

For example, to set a CPU limit of 200m and a memory limit of 256Mi for the cni-metrics-helper pods, you can use the following command:

$ helm install cni-metrics-helper ./charts/cni-metrics-helper --namespace kube-system --set resources.limits.cpu=200m,resources.limits.memory=256Mi