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feat: modularise incus vm

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This commit is contained in:
James Allenby
2026-06-26 23:30:27 +01:00
parent 687e061b93
commit fba3827961
4 changed files with 119 additions and 87 deletions
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infra/main.tofu
+22 -87
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@@ -7,8 +7,8 @@ locals {
ext_disk_size = "16GiB"
network_cidr = "10.150.0.1/24"
master_count = 1
worker_count = 1
master_count = 2
worker_count = 0
image = "ubuntu/26.04"
}
@@ -70,93 +70,28 @@ resource "incus_network" "this" {
}
}
resource "incus_instance" "master" {
count = local.master_count
module "master" {
source = "./modules/incus_vm"
count = local.master_count
name = "master-${count.index}"
description = "Kubernetes Master ${count.index}"
project = incus_project.this.name
type = "virtual-machine"
image = incus_image.this.fingerprint
profiles = [incus_profile.this.name]
wait_for {
type = "agent"
}
device {
name = "eth0"
type = "nic"
properties = {
"network" = incus_network.this.name
"ipv4.address" = cidrhost(local.network_cidr, 2 + (2 * count.index))
}
}
device {
name = "ext"
type = "disk"
properties = {
"pool" = "default"
"source" = incus_storage_volume.master[count.index].name
}
}
name = "master-${count.index}"
project = incus_project.this.name
image = incus_image.this.fingerprint
profiles = [incus_profile.this.name]
network = incus_network.this.name
ipv4_address = cidrhost(local.network_cidr, 2 + (2 * count.index))
}
resource "incus_storage_volume" "master" {
count = local.master_count
module "worker" {
source = "./modules/incus_vm"
count = local.master_count
name = "master-ext-${count.index}"
description = "External drive for master ${count.index}"
pool = "default"
project = incus_project.this.name
content_type = "block"
config = {
"size" = local.ext_disk_size
}
}
resource "incus_instance" "worker" {
count = local.worker_count
name = "worker-${count.index}"
description = "Kubernetes Worker ${count.index}"
project = incus_project.this.name
type = "virtual-machine"
image = incus_image.this.fingerprint
profiles = [incus_profile.this.name]
wait_for {
type = "agent"
}
device {
name = "eth0"
type = "nic"
properties = {
"network" = incus_network.this.name
"ipv4.address" = cidrhost(local.network_cidr, 3 + (2 * count.index))
}
}
}
# -------
# Outputs
# -------
output "master_addresses" {
value = incus_instance.master[*].ipv4_address
}
output "worker_addresses" {
value = incus_instance.worker[*].ipv4_address
name = "worker-${count.index}"
project = incus_project.this.name
image = incus_image.this.fingerprint
profiles = [incus_profile.this.name]
network = incus_network.this.name
ipv4_address = cidrhost(local.network_cidr, 3 + (2 * count.index))
}
# ---------
@@ -164,12 +99,12 @@ output "worker_addresses" {
# ---------
terraform {
required_version = "~> 1"
required_version = "~> 1.12"
required_providers {
incus = {
source = "lxc/incus"
version = "~> 1"
version = "~> 1.1"
}
}
}