common: ssh tasks use the ssh unit that Ubuntu also has, cloud-init no longer rewrites /etc/hosts at boot

common/tasks/cloud_init.yml

@@ -0,0 +1,15 @@
+# With manage_etc_hosts in the user-data (Proxmox sets it) cloud-init rewrites /etc/hosts from its
+# template on every boot and drops the blocks other roles add; user-data outranks cloud.cfg.d, so
+# the module is taken out of the boot stage instead.
+- name: Read the cloud-init configuration
+  slurp:
+    path: /etc/cloud/cloud.cfg
+  register: cloud_cfg
+  failed_when: false
+
+- name: Keep cloud-init from rewriting /etc/hosts
+  when: cloud_cfg.content is defined
+  copy:
+    dest: /etc/cloud/cloud.cfg.d/99-ansible-etc-hosts.cfg
+    content: |
+      cloud_init_modules: {{ (cloud_cfg.content | b64decode | from_yaml).cloud_init_modules | reject('equalto', 'update_etc_hosts') | list | to_json }}

common/tasks/main.yml

@@ -8,6 +8,8 @@
 
 - import_tasks: ./timesync.yml
 
+- import_tasks: ./cloud_init.yml
+
 - import_tasks: ./aliases.yml
 
 - import_tasks: ./networking.yml

common/tasks/ssh.yml

@@ -1,6 +1,6 @@
 - name: Check if SSH daemon is active
   systemd:
-    name: sshd
+    name: ssh
     state: started
   register: sshd_status
 
@@ -14,7 +14,7 @@
 
     - name: Restart SSH daemon
       service:
-        name: sshd
+        name: ssh
         state: restarted
       when: sshd_config.changed
   when: sshd_status.status.ActiveState == 'active'