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Use templatefile function instead of hashicorp/terraform provider… #303

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merged 1 commit into from
Apr 11, 2022
Merged

Use templatefile function instead of hashicorp/terraform provider… #303

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48 changes: 23 additions & 25 deletions modules/asg_node_group/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,27 @@ locals {
bottlerocket_tags = var.bottlerocket ? { "Name" = "eks-node-${var.cluster_config.name}" } : {}
tags = merge(var.cluster_config.tags, var.tags, { "kubernetes.io/cluster/${var.cluster_config.name}" = "owned" }, local.autoscaler_tags, local.bottlerocket_tags)
node_group_label = var.name != "" ? var.name : local.name_prefix
cloud_config = templatefile(
"${path.module}/cloud_config.tpl",
{
cluster_name = var.cluster_config.name
labels = join(",", [for label, value in local.labels : "${label}=${value}"])
taints = join(",", [for taint, value_effect in var.taints : "${taint}=${value_effect}"])
}
)
bottlerocket_config = templatefile(
"${path.module}/bottlerocket_config.toml.tpl",
{
cluster_name = var.cluster_config.name
cluster_endpoint = var.cluster_config.endpoint
cluster_ca_data = var.cluster_config.ca_data
node_labels = join("\n", [for label, value in local.labels : "\"${label}\" = \"${value}\""])
node_taints = join("\n", [for taint, value in var.taints : "\"${taint}\" = \"${value}\""])
admin_container_enabled = var.bottlerocket_admin_container_enabled
admin_container_superpowered = var.bottlerocket_admin_container_superpowered
admin_container_source = var.bottlerocket_admin_container_source
}
)

labels = merge(
{ "node-group.k8s.cookpad.com/name" = local.node_group_label },
Expand Down Expand Up @@ -57,22 +78,13 @@ data "aws_ami" "bottlerocket_image" {

data "aws_region" "current" {}

data "template_file" "cloud_config" {
template = file("${path.module}/cloud_config.tpl")
vars = {
cluster_name = var.cluster_config.name
labels = join(",", [for label, value in local.labels : "${label}=${value}"])
taints = join(",", [for taint, value_effect in var.taints : "${taint}=${value_effect}"])
}
}

data "template_cloudinit_config" "config" {
gzip = true
base64_encode = true

part {
content_type = "text/plain"
content = data.template_file.cloud_config.rendered
content = local.cloud_config
}

dynamic "part" {
Expand All @@ -85,25 +97,11 @@ data "template_cloudinit_config" "config" {
}
}

data "template_file" "bottlerocket_config" {
template = file("${path.module}/bottlerocket_config.toml.tpl")
vars = {
cluster_name = var.cluster_config.name
cluster_endpoint = var.cluster_config.endpoint
cluster_ca_data = var.cluster_config.ca_data
node_labels = join("\n", [for label, value in local.labels : "\"${label}\" = \"${value}\""])
node_taints = join("\n", [for taint, value in var.taints : "\"${taint}\" = \"${value}\""])
admin_container_enabled = var.bottlerocket_admin_container_enabled
admin_container_superpowered = var.bottlerocket_admin_container_superpowered
admin_container_source = var.bottlerocket_admin_container_source
}
}

resource "aws_launch_template" "config" {
image_id = var.bottlerocket ? data.aws_ami.bottlerocket_image.id : data.aws_ami.image.id
name = local.name_prefix
vpc_security_group_ids = concat([var.cluster_config.node_security_group], var.security_groups)
user_data = var.bottlerocket ? base64encode(data.template_file.bottlerocket_config.rendered) : data.template_cloudinit_config.config.rendered
user_data = var.bottlerocket ? base64encode(local.bottlerocket_config) : data.template_cloudinit_config.config.rendered

instance_type = local.instance_types.0

Expand Down