tests: enforce some parameters for ceph-volume tests suite

dnm

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>

group_vars/all.yml.sample

@@ -550,6 +550,12 @@ dummy:
 #     rgw_zone: zone1
 #
 #ceph_conf_overrides: {}
+#ceph_conf_overrides_ceph_volume_tests:
+#  global:
+#    osd_pool_default_pg_num: 8
+#    osd_pool_default_size: 1
+#  osd:
+#    bluefs_buffered_io: false
 
 
 #############

group_vars/rhcs.yml.sample

@@ -550,6 +550,12 @@ ceph_iscsi_config_dev: false
 #     rgw_zone: zone1
 #
 #ceph_conf_overrides: {}
+#ceph_conf_overrides_ceph_volume_tests:
+#  global:
+#    osd_pool_default_pg_num: 8
+#    osd_pool_default_size: 1
+#  osd:
+#    bluefs_buffered_io: false
 
 
 #############

roles/ceph-config/tasks/main.yml

@@ -130,7 +130,7 @@
     owner: "{{ ceph_uid if containerized_deployment | bool else 'ceph' }}"
     group: "{{ ceph_uid if containerized_deployment | bool else 'ceph' }}"
     mode: "0644"
-    config_overrides: "{{ ceph_conf_overrides }}"
+    config_overrides: "{{ ceph_conf_overrides_ceph_volume_tests }}"
     config_type: ini
   notify:
     - restart ceph mons

roles/ceph-defaults/defaults/main.yml

@@ -542,6 +542,12 @@ rgw_zone: default
 #     rgw_zone: zone1
 #
 ceph_conf_overrides: {}
+ceph_conf_overrides_ceph_volume_tests:
+  global:
+    osd_pool_default_pg_num: 8
+    osd_pool_default_size: 1
+  osd:
+    bluefs_buffered_io: false
 
 
 #############