Export state directory to OnDemand nodes in CaaS environment (#809)

* export state directory to ondemand nodes for caas

* fixed caas config

Author: wtripp180901

ansible/roles/zenith_proxy/tasks/main.yml

@@ -61,6 +61,8 @@
     group: "{{ zenith_proxy_podman_user }}"
     mode: "0755"
   become: true
+  delegate_to: "{{ groups['control'] | first }}"
+  run_once: true
 
 - name: Initialise Zenith client
   # Use a foreground command rather than the podman_container module as I could not

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

@@ -9,4 +9,12 @@ caas_nfs_home:
     nfs_export: "/exports/home" # assumes default site TF is being used
     nfs_client_mnt_point: "/home"
 
-nfs_configurations: "{{ caas_nfs_home if not cluster_home_manila_share | bool else [] }}"
+caas_ood_zenith_state_dir:
+  - comment: Export /var/lib/state from Slurm control node
+    nfs_enable:
+      server: "{{ inventory_hostname in groups['control'] }}"
+      clients: "{{ inventory_hostname in groups['openondemand'] }}"
+    nfs_export: "/var/lib/state"
+    nfs_client_mnt_point: "/var/lib/state"
+
+nfs_configurations: "{{ caas_ood_zenith_state_dir + ( caas_nfs_home if not cluster_home_manila_share | bool else [] ) }}"