refactor(conf): replace embedded templates

Replace embedded templates by string concatenations or direct usage of
variables.

Author: rezib

CHANGELOG.md

@@ -156,6 +156,7 @@ and this project adheres to
   - Support Rackslab development repository derivatives on RHEL.
   - Add admin hostname with namespace in addition to just the admin hostname in
     Slurm-web nginx site server names.
+  - Replace embedded templates by string concatenations.
 - docs: Various formatting errors in manpage.
 
 ### Removed

conf/roles/slurm/defaults/main.yml

@@ -18,7 +18,7 @@ slurm_local_jwt_key_file: jwt_hs256.key  # dummy
 # The lookup errors are ignored because the variable is loaded by boostrap
 # tasks file (in bootstrap playbook) before it generates the file. This way, a
 # warning is displayed but Ansible continues instead of failing with the error.
-slurm_db_password: "{{ lookup('file', '{{ slurm_local_mariadb_password_file }}', errors='ignore') }}"
+slurm_db_password: "{{ lookup('file', slurm_local_mariadb_password_file, errors='ignore') }}"
 slurm_with_db_archive: true
 slurm_db_archive_dir: /var/lib/slurm/slurmdbd
 slurm_db_purge_after: 14days

conf/roles/ssh/tasks/localkeys.yml

@@ -18,7 +18,7 @@
   ansible.builtin.known_hosts:
     path: "{{ ssh_key_dir }}/known_hosts"
     name: "{{ item.0 }}"
-    key: "{{ item.0 }},{{ item.0.split('.')[0] }} {{ lookup('file', '{{ ssh_key_dir }}/hosts/{{ item.0 }}/ssh_host_{{ item.1 }}_key.pub') }}"
+    key: "{{ item.0 }},{{ item.0.split('.')[0] }} {{ lookup('file', ssh_key_dir ~ '/hosts/' ~ item.0  ~ '/ssh_host_' ~ item.1  ~ '_key.pub') }}"
   loop: "{{ groups['all'] | product(ssh_key_types) | list }}"
 
 - name: Generate SSH root keys