From 95dce43d40f90e5422cd0854ca68ad3fa4513e8c Mon Sep 17 00:00:00 2001
From: Pim Kunis <pim@kunis.nl>
Date: Thu, 16 Mar 2023 23:29:28 +0100
Subject: [PATCH] replace VM if cloudinit image is replaced

---
 cloud_init.cfg.tftpl |  6 +-----
 dnsmasq.conf         |  6 +++---
 main.tf              | 11 ++++++++---
 variables.tf         |  2 +-
 4 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/cloud_init.cfg.tftpl b/cloud_init.cfg.tftpl
index d3c1922..742a0a9 100644
--- a/cloud_init.cfg.tftpl
+++ b/cloud_init.cfg.tftpl
@@ -1,11 +1,7 @@
 #cloud-config
-hostname: hermes
+hostname: "${name}"
 manage_etc_hosts: true
 ssh_pwauth: false
 disable_root: false
 ssh_authorized_keys:
   - "${host_public_key}"
-chpasswd:
-  list: |
-    root:root
-  expire: False
diff --git a/dnsmasq.conf b/dnsmasq.conf
index 5f219c9..2152d52 100644
--- a/dnsmasq.conf
+++ b/dnsmasq.conf
@@ -15,9 +15,9 @@ domain=dmz
 # IPv4 DHCP range
 dhcp-range=192.168.30.100,192.168.30.200,infinite
 # Predefined DHCP hosts
-dhcp-host=b8:27:eb:b9:ab:e2,esrom,192.168.30.2
-dhcp-host=b4:2e:99:77:1b:da,max,192.168.30.3
-dhcp-host=d8:5e:d3:47:33:6e,lewis,192.168.30.6
+dhcp-host=b8:27:eb:b9:ab:e2,esrom
+dhcp-host=b4:2e:99:77:1b:da,max
+dhcp-host=d8:5e:d3:47:33:6e,lewis
 # Advertise router
 dhcp-option=3,192.168.30.1
 # Always send the IPv6 DNS server address (this machine)
diff --git a/main.tf b/main.tf
index 30ea7dc..cb13fed 100644
--- a/main.tf
+++ b/main.tf
@@ -43,9 +43,8 @@ resource "libvirt_domain" "ubuntu" {
 
   network_interface {
     bridge    = "dmzbr"
-    hostname  = "hermes"
-    /* addresses = ["${var.internal_ip}/24"] */
-    mac       = "ca:fe:c0:ff:ee:07"
+    hostname  = var.name
+    mac       = "CA:FE:C0:FF:EE:07"
   }
 
   cloudinit = libvirt_cloudinit_disk.cloudinit.id
@@ -57,4 +56,10 @@ resource "libvirt_domain" "ubuntu" {
       ANSIBLE_HOST_KEY_CHECKING = "False"
     }
   }
+
+  lifecycle {
+    replace_triggered_by = [
+      libvirt_cloudinit_disk.cloudinit.id
+    ]
+  }
 }
diff --git a/variables.tf b/variables.tf
index 352093d..66e1760 100644
--- a/variables.tf
+++ b/variables.tf
@@ -1,5 +1,5 @@
 variable "name" {
-  default = "dmzdns"
+  default = "hermes"
 }
 
 variable "libvirt_endpoint" {