bundles/vmhost: prepare for arch linux

nodes/kunsi-p14s.py

@@ -8,6 +8,7 @@ nodes['kunsi-p14s'] = {
         'nfs-client',
         'systemd-boot',
         'telegraf-battery-usage',
+        'vmhost',
         'zfs',
     },
     'groups': {
@@ -92,7 +93,6 @@ nodes['kunsi-p14s'] = {
                 'mosquitto': {},
                 'perl-musicbrainz-discid': {}, # for abcde
                 'perl-webservice-musicbrainz': {}, # for abcde
-                'virt-manager': {},
                 'xf86-input-wacom': {},
             },
         },
@@ -149,10 +149,22 @@ nodes['kunsi-p14s'] = {
                 # this is not a complete list, but we can't create that
                 # structure using bundlewrap anyway, so there's no point
                 # in adding it here.
+                'zroot': {
+                    'compression': 'lz4',
+                    'relatime': 'on',
+                    'xattr': 'sa',
+                    # encryption is enabled, too.
+                },
                 'zroot/system/journal': {
                     'mountpoint': '/var/log/journal',
                     'acltype': 'posix',
                 },
+                'zroot/system/libvirt': {
+                    'mountpoint': '/var/lib/libvirt',
+                    'needed_by': {
+                        'bundle:vmhost',
+                    },
+                },
                 'zroot/system/root': {
                     'canmount': 'noauto',
                     'mountpoint': '/',