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153 lines
3.6 KiB
HCL
153 lines
3.6 KiB
HCL
terraform {
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required_version = ">= 0.13"
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required_providers {
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libvirt = {
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source = "dmacvicar/libvirt"
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version = "0.6.11"
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}
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}
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}
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provider "libvirt" {
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uri = "qemu+ssh://gert@gertie/system"
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}
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resource "libvirt_pool" "images" {
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name = "k8s-tf-images"
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type = "dir"
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path = var.disk-image-dir
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}
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# Add 'size' when we need more space. It must be used in conjuction with
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# 'growpart' in cloud-init as well.
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resource "libvirt_volume" "master-image" {
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name = "k8s-tf-master"
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pool = libvirt_pool.images.name
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source = var.ubuntu-image
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format = "qcow2"
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}
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resource "libvirt_volume" "worker-volumes" {
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name = "k8s-tf-worker-${count.index}"
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pool = libvirt_pool.images.name
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source = var.ubuntu-image
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format = "qcow2"
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count = var.worker-nodes
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}
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data "template_file" "master-user-data" {
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template = file("${path.module}/cloud_init.cfg")
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vars = {
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admin-passwd = "${var.root-admin-passwd}"
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admin-pub-key = "${var.root-admin-pub-key}"
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hostname = "k8s-tf-master"
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}
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}
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data "template_file" "worker-user-data" {
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template = file("${path.module}/cloud_init.cfg")
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vars = {
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admin-passwd = "${var.root-admin-passwd}"
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admin-pub-key = "${var.root-admin-pub-key}"
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hostname = "k8s-tf-worker-${count.index}"
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}
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count = var.worker-nodes
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}
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data "template_file" "network_config" {
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template = file("${path.module}/network_config.cfg")
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}
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resource "libvirt_cloudinit_disk" "master-init" {
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name = "k8s-tf-master-init"
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user_data = data.template_file.master-user-data.rendered
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network_config = data.template_file.network_config.rendered
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pool = libvirt_pool.images.name
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}
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resource "libvirt_cloudinit_disk" "worker-init" {
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name = "k8s-tf-worker-${count.index}-init"
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user_data = element(data.template_file.worker-user-data.*.rendered, count.index)
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network_config = data.template_file.network_config.rendered
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pool = libvirt_pool.images.name
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count = var.worker-nodes
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}
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# Create the machine
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resource "libvirt_domain" "master-domain" {
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name = "k8s-tf-master"
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memory = var.node-memory
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vcpu = var.node-vcpus
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cloudinit = libvirt_cloudinit_disk.master-init.id
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network_interface {
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network_name = "default"
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hostname = "k8s-tf-master"
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}
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# IMPORTANT: this is a known bug on cloud images, since they expect a console
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# we need to pass it
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# https://bugs.launchpad.net/cloud-images/+bug/1573095
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console {
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type = "pty"
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target_port = "0"
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target_type = "serial"
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}
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console {
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type = "pty"
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target_type = "virtio"
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target_port = "1"
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}
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disk {
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volume_id = libvirt_volume.master-image.id
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}
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graphics {
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type = "spice"
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listen_type = "address"
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autoport = true
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}
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}
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resource "libvirt_domain" "worker-domains" {
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count = var.worker-nodes
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name = "k8s-tf-worker-${count.index}"
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memory = var.node-memory
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vcpu = var.node-vcpus
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cloudinit = element(libvirt_cloudinit_disk.worker-init.*.id, count.index)
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network_interface {
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network_name = "default"
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hostname = "k8s-tf-worker-${count.index}"
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}
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# IMPORTANT: this is a known bug on cloud images, since they expect a console
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# we need to pass it
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# https://bugs.launchpad.net/cloud-images/+bug/1573095
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console {
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type = "pty"
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target_port = "0"
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target_type = "serial"
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}
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console {
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type = "pty"
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target_type = "virtio"
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target_port = "1"
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}
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disk {
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volume_id = element(libvirt_volume.worker-volumes.*.id, count.index)
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}
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graphics {
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type = "spice"
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listen_type = "address"
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autoport = true
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}
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}
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