terraform-libvirt-ubuntu-ex.../staticip/staticip.tf

95 lines
2.4 KiB
HCL

# variables that can be overriden
variable "hostname" { default = "staticip" }
variable "domain" { default = "example.com" }
variable "ip_type" { default = "static" } # dhcp is other valid type
variable "memoryMB" { default = 1024*1 }
variable "cpu" { default = 1 }
variable "prefixIP" { default = "192.168.122" }
variable "octetIP" { default = "31" }
# instance the provider
provider "libvirt" {
uri = "qemu:///system"
}
# fetch the latest ubuntu release image from their mirrors
resource "libvirt_volume" "os_image" {
name = "${var.hostname}-os_image"
pool = "default"
# using newest ubuntu focal 20.04
#source = "https://cloud-images.ubuntu.com/bionic/current/bionic-server-cloudimg-amd64.img"
source = "https://cloud-images.ubuntu.com/focal/current/focal-server-cloudimg-amd64.img"
format = "qcow2"
}
# Use CloudInit ISO to add ssh-key to the instance
resource "libvirt_cloudinit_disk" "commoninit" {
name = "${var.hostname}-commoninit.iso"
pool = "default"
user_data = data.template_file.user_data.rendered
network_config = data.template_file.network_config.rendered
}
data "template_file" "user_data" {
template = file("${path.module}/cloud_init.cfg")
vars = {
hostname = var.hostname
fqdn = "${var.hostname}.${var.domain}"
}
}
data "template_file" "network_config" {
template = file("${path.module}/network_config_${var.ip_type}.cfg")
vars = {
domain = var.domain
prefixIP = var.prefixIP
octetIP = var.octetIP
}
}
# Create the machine
resource "libvirt_domain" "domain-ubuntu" {
# domain name in libvirt, not hostname
name = "${var.hostname}-${var.prefixIP}.${var.octetIP}"
memory = var.memoryMB
vcpu = var.cpu
disk {
volume_id = libvirt_volume.os_image.id
}
network_interface {
network_name = "default"
}
cloudinit = libvirt_cloudinit_disk.commoninit.id
# IMPORTANT
# Ubuntu can hang is a isa-serial is not present at boot time.
# If you find your CPU 100% and never is available this is why
console {
type = "pty"
target_port = "0"
target_type = "serial"
}
graphics {
type = "spice"
listen_type = "address"
autoport = "true"
}
}
terraform {
required_version = ">= 0.12"
}
output "ips" {
#value = libvirt_domain.domain-ubuntu
#value = libvirt_domain.domain-ubuntu.*.network_interface
# show IP, run 'terraform refresh' if not populated
value = libvirt_domain.domain-ubuntu.*.network_interface.0.addresses
}