install-aws-load-balancer.sh

#!/bin/bash

# Exit immediately if a command returns an error code
set -e

CLUSTER_NAME=$(kubectl config view --minify -o jsonpath='{.clusters[].name}' | cut -d'.' -f1)

MY_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )

#curl -o aws-load-balancer-iam-policy.json https://raw.githubusercontent.com/kubernetes-sigs/aws-load-balancer-controller/v2.7.0/docs/install/iam_policy.json
aws iam create-policy \
    --policy-name AWSLoadBalancerControllerIAMPolicy \
    --policy-document file://$MY_DIR/aws-load-balancer-iam-policy.json

eksctl create iamserviceaccount \
--cluster=${CLUSTER_NAME} \
--namespace=kube-system \
--name=aws-load-balancer-controller \
--attach-policy-arn=arn:aws:iam::$(aws sts get-caller-identity --query Account --output text):policy/AWSLoadBalancerControllerIAMPolicy \
--override-existing-serviceaccounts \
--approve

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

helm install aws-load-balancer-controller eks/aws-load-balancer-controller \
  -n kube-system \
  --set clusterName=${CLUSTER_NAME} \
  --set serviceAccount.create=false \
  --set serviceAccount.name=aws-load-balancer-controller