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eks_cluster.tf
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eks_cluster.tf
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# EKS Master Cluster IAM Role & Policies
resource "aws_iam_role" "eks-core-cluster" {
name = "eks-core-cluster"
assume_role_policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Action": "sts:AssumeRole",
"Principal": {
"Service": "eks.amazonaws.com"
},
"Effect": "Allow",
"Sid": ""
}
]
}
EOF
}
resource "aws_iam_role_policy_attachment" "eks-core-cluster-AmazonEKSClusterPolicy" {
policy_arn = "arn:aws:iam::aws:policy/AmazonEKSClusterPolicy"
role = aws_iam_role.eks-core-cluster.name
}
resource "aws_iam_role_policy_attachment" "eks-core-cluster-AmazonEKSServicePolicy" {
policy_arn = "arn:aws:iam::aws:policy/AmazonEKSServicePolicy"
role = aws_iam_role.eks-core-cluster.name
}
# EKS Master Cluster Security Group
resource "aws_security_group" "eks-core-cluster" {
name = "eks-core-cluster"
description = "EKS communication between master & worker nodes."
vpc_id = data.terraform_remote_state.networking.outputs.vpc_id
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags = {
Name = "eks-core-cluster"
}
}
# EKS Master Cluster
resource "aws_eks_cluster" "eks-core-cluster" {
name = "eks-core-cluster"
role_arn = aws_iam_role.eks-core-cluster.arn
version = "1.13"
vpc_config {
endpoint_private_access = true
endpoint_public_access = true
subnet_ids = [
data.terraform_remote_state.networking.outputs.subnet_id_a,
data.terraform_remote_state.networking.outputs.subnet_id_b,
data.terraform_remote_state.networking.outputs.subnet_id_c,
]
security_group_ids = [aws_security_group.eks-core-cluster.id]
}
depends_on = [
aws_iam_role_policy_attachment.eks-core-cluster-AmazonEKSClusterPolicy,
aws_iam_role_policy_attachment.eks-core-cluster-AmazonEKSServicePolicy,
]
}
locals {
kubeconfig = <<KUBECONFIG
aws --region "${local.region}" --profile "${local.profile}" eks update-kubeconfig --name "${aws_eks_cluster.eks-core-cluster.name}"
KUBECONFIG
kubecmd = <<KUBECMD
AWS_PROFILE="${local.profile}" kubectl get svc
KUBECMD
}
output "setup_kubeconfig" {
value = local.kubeconfig
}
output "test_kubeconfig" {
value = local.kubecmd
}