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eks-node-groups.tf
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eks-node-groups.tf
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resource "aws_iam_role" "nodes_general" {
name = "eks-node-group-general"
assume_role_policy = <<POLICY
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": "ec2.amazonaws.com"
},
"Action": "sts:AssumeRole"
}
]
}
POLICY
}
resource "aws_iam_role_policy_attachment" "amazon_eks_worker_node_policy_general" {
policy_arn = "arn:aws:iam::aws:policy/AmazonEKSWorkerNodePolicy"
role = aws_iam_role.nodes_general.name
}
resource "aws_iam_role_policy_attachment" "amazon_eks_cni_policy_general" {
policy_arn = "arn:aws:iam::aws:policy/AmazonEKS_CNI_Policy"
role = aws_iam_role.nodes_general.name
}
resource "aws_iam_role_policy_attachment" "amazon_ec2_container_registry_read_only" {
policy_arn = "arn:aws:iam::aws:policy/AmazonEC2ContainerRegistryReadOnly"
role = aws_iam_role.nodes_general.name
}
resource "aws_eks_node_group" "nodes_general" {
# Name of the EKS Cluster.
cluster_name = aws_eks_cluster.eks.name
# Name of the EKS Node Group.
node_group_name = "nodes-general"
node_role_arn = aws_iam_role.nodes_general.arn
subnet_ids = [
aws_subnet.private_1.id,
aws_subnet.private_2.id
]
scaling_config {
desired_size = 2
max_size = 5
min_size = 2
}
ami_type = "AL2_x86_64"
# Valid values: ON_DEMAND, SPOT
capacity_type = "ON_DEMAND"
disk_size = 8
force_update_version = false
instance_types = ["t2.micro"]
labels = {
role = "nodes-general"
}
# Kubernetes version
version = "1.24"
depends_on = [
aws_iam_role_policy_attachment.amazon_eks_worker_node_policy_general,
aws_iam_role_policy_attachment.amazon_eks_cni_policy_general,
aws_iam_role_policy_attachment.amazon_ec2_container_registry_read_only,
]
}