add chaosknoten to hosts and new hypervisors group

Also exclude that group from the tasks otherwise targeting all hosts.

inventories/chaosknoten/hosts.yaml

@@ -4,6 +4,8 @@ all:
       ansible_host: ccchoir-intern.hamburg.ccc.de
       ansible_user: chaos
       ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+    chaosknoten:
+      ansible_host: chaosknoten.hamburg.ccc.de
     cloud:
       ansible_host: cloud-intern.hamburg.ccc.de
       ansible_user: chaos
@@ -57,6 +59,9 @@ all:
       ansible_host: zammad-intern.hamburg.ccc.de
       ansible_user: chaos
       ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+hypervisors:
+  hosts:
+    chaosknoten:
 base_config_hosts:
   hosts:
     ccchoir:

playbooks/deploy.yaml

@@ -59,8 +59,8 @@
   roles:
     - prometheus_node_exporter
 
-- name: Configure unattended upgrades
-  hosts: all
+- name: Configure unattended upgrades for all non-hypervisors
+  hosts: all:!hypervisors
   become: true
   roles:
     - role: debops.debops.unattended_upgrades

playbooks/maintenance.yaml

@@ -26,8 +26,8 @@
       vars:
         nginx__version_spec: "{{ nextcloud__nginx_version_spec | default('') }}"
 
-- name: Make Sure System Package Are Up-To-Date
-  hosts: all
+- name: Make Sure System Package Are Up-To-Date for all non-hypervisors
+  hosts: all:!hypervisors
   roles:
     - apt_update_and_upgrade