manage lewis with nix

move docker swarm ansible to this repo
move thecloud ansible to this repo
support data disks in terraform

legacy/terraform_modules/README.md

@@ -4,4 +4,4 @@ Terraform modules we use for the virtual machines in our home network.
 These are all personalized and probably of little use outside our network.
 The modules are currently:
 - `debian`: Personalized Debian VM using Terraform's `libvirt` provider
-- `invariants`: Invariants for our home network we use in multiple places.
+- `setup`: Prepares the physical machine with required libvirt pools and other prerequisites.

legacy/terraform_modules/debian/files/cloud_init.cfg.tftpl

@@ -13,7 +13,21 @@ ssh_authorized_keys:
 - "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOodpLr+FDRyKyHjucHizNLVFHZ5AQmE9GmxMnOsSoaw pimkunis@thinkpadpim"
 - "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINUZp4BCxf7uLa1QWonx/Crf8tYZ5MKIZ+EuaBa82LrV user@user-laptop"
 
-ssh_pwauth: false
+%{ if data_disk != null }
+device_aliases:
+  data: /dev/vdb
+disk_setup:
+  data:
+    table_type: 'gpt'
+    layout: true
+    overwrite: false
+fs_type:
+  - label: 'data'
+    filesystem: 'ext4'
+    overwrite: false
+mounts:
+  - ["data.1", "/mnt/data"]
+%{ endif }
 
 # TODO: Do we need this?
 runcmd:

legacy/terraform_modules/debian/main.tf

@@ -25,6 +25,7 @@ resource "libvirt_cloudinit_disk" "main" {
   pool           = "cloudinit"
   user_data      = templatefile("${path.module}/files/cloud_init.cfg.tftpl", {
     hostname = var.name
+    data_disk = var.data_disk
   })
   network_config = templatefile("${path.module}/files/network_config.cfg.tftpl", {
     static_ip = var.static_ip
@@ -41,6 +42,14 @@ resource "libvirt_domain" "main" {
     volume_id = libvirt_volume.os.id
   }
 
+  dynamic "disk" {
+    for_each = var.data_disk != null ? [1] : []
+
+    content {
+      volume_id = var.data_disk
+    }
+  }
+
   network_interface {
     bridge   = "bridgedmz"
     hostname = var.name

legacy/terraform_modules/debian/variables.tf

@@ -22,3 +22,8 @@ variable "static_ip" {
   type = string
   default = null
 }
+
+variable "data_disk" {
+  type = string
+  default = null
+}

legacy/terraform_modules/setup/data/main.tf

@@ -0,0 +1,13 @@
+terraform {
+  required_providers {
+    libvirt = {
+      source = "dmacvicar/libvirt"
+    }
+  }
+}
+
+resource "libvirt_pool" "data" {
+  name = "data"
+  type = "dir"
+  path = "/mnt/data/volumes"
+}