compute repo and env root for caas

Author: sjpb

environments/.caas/hooks/pre.yml

@@ -1,15 +1,5 @@
 ---
 
-- hosts: all
-  become: no
-  gather_facts: no
-  tasks:
-    - debug:
-        msg: |
-          appliances_environment_root: {{ appliances_environment_root }}
-          appliances_repository_root: {{ appliances_repository_root }}
-    - meta: end_here
-
 # Provision the infrastructure using Terraform
 - name: Provision infrastructure
   hosts: openstack

environments/.caas/inventory/group_vars/all/cluster.yml

@@ -1,5 +1,7 @@
 # Account for the fact we are running outside of the expected environment system:
-appliances_repository_root: "{{ appliances_environment_root + '/../../' | normpath }}"
+caas_inventory: "{{ ansible_inventory_sources | last }}" # ansible_inventory_sources is absolute
+appliances_environment_root: "{{ caas_inventory | dirname }}"
+appliances_repository_root: "{{ appliances_environment_root | dirname | dirname }}"
 
 # Read the secrets from the Ansible local facts on the control host
 vault_azimuth_user_password: "{{ hostvars[groups['control'][0]].ansible_local.openhpc_secrets.vault_azimuth_user_password }}"

environments/common/inventory/group_vars/all/update.yml

@@ -9,4 +9,4 @@ update_exclude:
   - apptainer # see https://github.com/stackhpc/ansible-slurm-appliance/pull/245
 update_disablerepo: omit
 # Log changes during update here on localhost:
-update_log_path:  "{{ lookup('env', 'APPLIANCES_ENVIRONMENT_ROOT') }}/logs/{{ inventory_hostname }}-updates.log"
+update_log_path:  "{{ appliances_environment_root }}/logs/{{ inventory_hostname }}-updates.log"