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0120b9f38d
* Drop support for `cluster_domain_suffix` customization and always use `cluster.local`. Many components in the Kubernetes ecosystem assume this default suffix and its very rare to be setting a special value here these days * Cleanup a few variables that are seldom used
88 lines
2.9 KiB
HCL
88 lines
2.9 KiB
HCL
locals {
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# flatcar-stable -> stable channel
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channel = split("-", var.os_channel)[1]
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remote_kernel = "${var.download_protocol}://${local.channel}.release.flatcar-linux.net/amd64-usr/${var.os_version}/flatcar_production_pxe.vmlinuz"
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remote_initrd = [
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"${var.download_protocol}://${local.channel}.release.flatcar-linux.net/amd64-usr/${var.os_version}/flatcar_production_pxe_image.cpio.gz",
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]
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args = flatten([
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"initrd=flatcar_production_pxe_image.cpio.gz",
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"flatcar.config.url=${var.matchbox_http_endpoint}/ignition?uuid=$${uuid}&mac=$${mac:hexhyp}",
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"flatcar.first_boot=yes",
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var.kernel_args,
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])
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cached_kernel = "/assets/flatcar/${var.os_version}/flatcar_production_pxe.vmlinuz"
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cached_initrd = [
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"/assets/flatcar/${var.os_version}/flatcar_production_pxe_image.cpio.gz",
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]
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kernel = var.cached_install ? local.cached_kernel : local.remote_kernel
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initrd = var.cached_install ? local.cached_initrd : local.remote_initrd
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}
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# Match machine to an install profile by MAC
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resource "matchbox_group" "install" {
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name = format("install-%s", var.name)
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profile = matchbox_profile.install.name
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selector = {
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mac = var.mac
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}
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}
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// Flatcar Linux install profile (from release.flatcar-linux.net)
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resource "matchbox_profile" "install" {
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name = format("%s-install-%s", var.cluster_name, var.name)
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kernel = local.kernel
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initrd = local.initrd
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args = local.args
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raw_ignition = data.ct_config.install.rendered
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}
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# Flatcar Linux install
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data "ct_config" "install" {
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content = templatefile("${path.module}/butane/install.yaml", {
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os_channel = local.channel
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os_version = var.os_version
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ignition_endpoint = format("%s/ignition", var.matchbox_http_endpoint)
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mac = var.mac
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install_disk = var.install_disk
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ssh_authorized_key = var.ssh_authorized_key
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oem_flag = var.oem_type != "" ? "-o ${var.oem_type}" : ""
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# only cached profile adds -b baseurl
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baseurl_flag = var.cached_install ? "-b ${var.matchbox_http_endpoint}/assets/flatcar" : ""
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})
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strict = true
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}
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# Match a worker to a profile by MAC
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resource "matchbox_group" "worker" {
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name = format("%s-%s", var.cluster_name, var.name)
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profile = matchbox_profile.worker.name
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selector = {
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mac = var.mac
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os = "installed"
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}
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}
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// Flatcar Linux Worker profile
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resource "matchbox_profile" "worker" {
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name = format("%s-worker-%s", var.cluster_name, var.name)
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raw_ignition = data.ct_config.worker.rendered
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}
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# Flatcar Linux workers
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data "ct_config" "worker" {
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content = templatefile("${path.module}/butane/worker.yaml", {
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domain_name = var.domain
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ssh_authorized_key = var.ssh_authorized_key
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cluster_dns_service_ip = cidrhost(var.service_cidr, 10)
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node_labels = join(",", var.node_labels)
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node_taints = join(",", var.node_taints)
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})
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strict = true
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snippets = var.snippets
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}
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