replace VM if cloudinit image is replaced

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

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)

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
+    ]
+  }
 }

variables.tf

@@ -1,5 +1,5 @@
 variable "name" {
-  default = "dmzdns"
+  default = "hermes"
 }
 
 variable "libvirt_endpoint" {