copr-infra: setup root passwords

This is useful when trying to fix things like /etc/fstab
https://fosstodon.org/@praiskup/113557853677016655

playbooks/groups/copr-backend.yml

@@ -55,12 +55,13 @@
 
   # Roles are run first, before tasks, regardless of where you place them here.
   roles:
-  - base
-  - nagios_client
-  - copr/backend
-  - role: messaging/base
-    when: copr_messaging
-  - role: rsnapshot-push
-    when: env == "production"
-  - role: log-detective-backup
-    when: env == "production"
+    - copr/pre
+    - base
+    - nagios_client
+    - copr/backend
+    - role: messaging/base
+      when: copr_messaging
+    - role: rsnapshot-push
+      when: env == "production"
+    - role: log-detective-backup
+      when: env == "production"

playbooks/groups/copr-dist-git.yml

@@ -50,9 +50,10 @@
     - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
 
   roles:
-  - base
-  - nagios_client
-  - copr/dist_git
+    - copr/pre
+    - base
+    - nagios_client
+    - copr/dist_git
 
   handlers:
   - import_tasks: "{{ handlers_path }}/restart_services.yml"

playbooks/groups/copr-frontend.yml

@@ -50,6 +50,7 @@
     - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
 
   roles:
-  - base
-  - nagios_client
-  - copr/frontend
+    - copr/pre
+    - base
+    - nagios_client
+    - copr/frontend

playbooks/groups/copr-pulp.yml

@@ -84,9 +84,10 @@
     - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
 
   roles:
-  - base
-  - nagios_client
-  - copr/pulp
+    - copr/pre
+    - base
+    - nagios_client
+    - copr/pulp
 
 
 - name: Use pulp_installer collection