Add centos.yaml

centos.yaml

@@ -0,0 +1,36 @@
+---
+- name: Update CentOS Stream 9 Halo Servers
+  hosts: centos_stream
+  become: yes
+  tasks:
+    - name: Check for logged in users
+      shell: who | wc -l
+      register: logged_users
+      changed_when: false
+
+    - name: Display logged in user count
+      debug:
+        msg: "{{ logged_users.stdout }} user(s) currently logged in"
+
+    - name: Skip updates if users are logged in
+      meta: end_play
+      when: logged_users.stdout | int > 0
+
+    - name: Ensure all packages are up to date
+      dnf:
+        name: '*'
+        state: latest
+        update_cache: yes
+      register: dnf_result
+
+    - name: Display package update statistics
+      debug:
+        msg:
+          - "Packages installed: {{ dnf_result.results | selectattr('state', 'equalto', 'installed') | list | length }}"
+          - "Packages updated: {{ dnf_result.results | selectattr('state', 'equalto', 'updated') | list | length }}"
+          - "Packages removed: {{ dnf_result.results | selectattr('state', 'equalto', 'removed') | list | length }}"
+      when: dnf_result.results is defined
+
+    - name: Rebooting the servers
+      reboot:
+      when: dnf_result.changed