mirror of
https://github.com/ysoftdevs/terraform-aws-eks.git
synced 2026-01-15 16:23:58 +01:00
79 lines
4.0 KiB
HCL
79 lines
4.0 KiB
HCL
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locals {
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int_linux_default_user_data = var.create && var.platform == "linux" && (var.enable_bootstrap_user_data || var.user_data_template_path != "") ? base64encode(templatefile(
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coalesce(var.user_data_template_path, "${path.module}/../../templates/linux_user_data.tpl"),
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{
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# https://docs.aws.amazon.com/eks/latest/userguide/launch-templates.html#launch-template-custom-ami
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enable_bootstrap_user_data = var.enable_bootstrap_user_data
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# Required to bootstrap node
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cluster_name = var.cluster_name
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cluster_endpoint = var.cluster_endpoint
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cluster_auth_base64 = var.cluster_auth_base64
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# Optional
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cluster_service_ipv4_cidr = var.cluster_service_ipv4_cidr != null ? var.cluster_service_ipv4_cidr : ""
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bootstrap_extra_args = var.bootstrap_extra_args
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pre_bootstrap_user_data = var.pre_bootstrap_user_data
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post_bootstrap_user_data = var.post_bootstrap_user_data
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}
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)) : ""
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platform = {
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bottlerocket = {
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user_data = var.create && var.platform == "bottlerocket" && (var.enable_bootstrap_user_data || var.user_data_template_path != "" || var.bootstrap_extra_args != "") ? base64encode(templatefile(
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coalesce(var.user_data_template_path, "${path.module}/../../templates/bottlerocket_user_data.tpl"),
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{
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# https://docs.aws.amazon.com/eks/latest/userguide/launch-templates.html#launch-template-custom-ami
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enable_bootstrap_user_data = var.enable_bootstrap_user_data
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# Required to bootstrap node
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cluster_name = var.cluster_name
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cluster_endpoint = var.cluster_endpoint
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cluster_auth_base64 = var.cluster_auth_base64
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# Optional - is appended if using EKS managed node group without custom AMI
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# cluster_service_ipv4_cidr = var.cluster_service_ipv4_cidr # Bottlerocket pulls this automatically https://github.com/bottlerocket-os/bottlerocket/issues/1866
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bootstrap_extra_args = var.bootstrap_extra_args
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}
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)) : ""
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}
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linux = {
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user_data = try(data.cloudinit_config.linux_eks_managed_node_group[0].rendered, local.int_linux_default_user_data)
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}
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windows = {
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user_data = var.create && var.platform == "windows" && var.enable_bootstrap_user_data ? base64encode(templatefile(
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coalesce(var.user_data_template_path, "${path.module}/../../templates/windows_user_data.tpl"),
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{
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# Required to bootstrap node
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cluster_name = var.cluster_name
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cluster_endpoint = var.cluster_endpoint
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cluster_auth_base64 = var.cluster_auth_base64
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# Optional - is appended if using EKS managed node group without custom AMI
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# cluster_service_ipv4_cidr = var.cluster_service_ipv4_cidr # Not supported yet: https://github.com/awslabs/amazon-eks-ami/issues/805
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bootstrap_extra_args = var.bootstrap_extra_args
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pre_bootstrap_user_data = var.pre_bootstrap_user_data
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post_bootstrap_user_data = var.post_bootstrap_user_data
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}
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)) : ""
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}
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}
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}
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# https://github.com/aws/containers-roadmap/issues/596#issuecomment-675097667
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# An important note is that user data must in MIME multi-part archive format,
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# as by default, EKS will merge the bootstrapping command required for nodes to join the
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# cluster with your user data. If you use a custom AMI in your launch template,
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# this merging will NOT happen and you are responsible for nodes joining the cluster.
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# See docs for more details -> https://docs.aws.amazon.com/eks/latest/userguide/launch-templates.html#launch-template-user-data
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data "cloudinit_config" "linux_eks_managed_node_group" {
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count = var.create && var.platform == "linux" && var.is_eks_managed_node_group && !var.enable_bootstrap_user_data && var.pre_bootstrap_user_data != "" && var.user_data_template_path == "" ? 1 : 0
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base64_encode = true
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gzip = false
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boundary = "//"
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# Prepend to existing user data supplied by AWS EKS
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part {
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content_type = "text/x-shellscript"
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content = var.pre_bootstrap_user_data
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}
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}
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