feat: add nomad agent role

- add nomad agent role
- mount cephfs volume nomadfs to /shared/nomad
- manage docker volume path to be /shared/nomad

hieradata/nodes/ausyd1nxvm1064.main.unkin.net.yaml

@@ -2,6 +2,14 @@
 networking::interfaces:
   eth0:
     ipaddress: 198.18.13.74
+  ens19:
+    ensure: present
+    family: inet
+    method: static
+    ipaddress: 10.18.15.74
+    netmask: 255.255.255.0
+    onboot: true
 networking::routes:
   default:
-    gateway: 198.18.13.254
+    gateway: 198.18.13.254
+docker::bip: '198.18.64.254/24'

hieradata/nodes/ausyd1nxvm1065.main.unkin.net.yaml

@@ -2,6 +2,14 @@
 networking::interfaces:
   eth0:
     ipaddress: 198.18.13.75
+  ens19:
+    ensure: present
+    family: inet
+    method: static
+    ipaddress: 10.18.15.75
+    netmask: 255.255.255.0
+    onboot: true
 networking::routes:
   default:
-    gateway: 198.18.13.254
+    gateway: 198.18.13.254
+docker::bip: '198.18.65.254/24'

hieradata/nodes/ausyd1nxvm1066.main.unkin.net.yaml

@@ -2,6 +2,14 @@
 networking::interfaces:
   eth0:
     ipaddress: 198.18.13.76
+  ens19:
+    ensure: present
+    family: inet
+    method: static
+    ipaddress: 10.18.15.76
+    netmask: 255.255.255.0
+    onboot: true
 networking::routes:
   default:
-    gateway: 198.18.13.254
+    gateway: 198.18.13.254
+docker::bip: '198.18.66.254/24'