support eessi in compute-init

Author: sjpb

ansible/roles/compute_init/README.md

@@ -39,6 +39,8 @@ The following roles/groups are currently fully functional:
 - `openhpc`: all functionality
 - `basic_users`: all functionality, assumes home directory already exists on
   shared storage
+- `eessi`: all functionality, assumes `cvmfs_config` is the same on control
+  node and all compute nodes.
 
 # Development/debugging
 

ansible/roles/compute_init/files/compute-init.yml

@@ -12,6 +12,7 @@
     enable_nfs: "{{ os_metadata.meta.enable_nfs | default(false) | bool }}"
     enable_manila: "{{ os_metadata.meta.enable_manila | default(false) | bool }}"
     enable_basic_users: "{{ os_metadata.meta.enable_basic_users | default(false) | bool }}"
+    enable_eessi: "{{ os_metadata.meta.enable_eessi | default(false) | bool }}"
 
     # TODO: "= role defaults" - could be moved to a vars_file: on play with similar precedence effects
     resolv_conf_nameservers: []
@@ -228,9 +229,21 @@
           when: "'sudo' in item"
       when: enable_basic_users
 
-    # TODO: - name: Configure EESSI
+    - name: EESSI
+      block:
+        - name: Copy cvmfs config
+          copy:
+            src: /mnt/cluster/cvmfs/default.local
+            dest: /etc/cvmfs/default.local
+            owner: root
+            group: root
+            mode: 0644
+
+        - name: Ensure CVMFS config is setup
+          command:
+            cmd: "cvmfs_config setup"
+      when: enable_eessi
 
-    # TODO: - name: Configure openhpc
     # NB: don't need conditional block on enable_compute as have already exited
     # if not the case
     - name: Write Munge key

ansible/roles/compute_init/tasks/export.yml

@@ -44,3 +44,24 @@
   vars:
     os_manila_mount_share_info_var:
       os_manila_mount_share_info: "{{ os_manila_mount_share_info }}"
+
+- name: Ensure /exports/cluster/cvmfs directory exists
+  file:
+    path: /exports/cluster/cvmfs
+    state: directory
+    owner: root
+    group: root
+    mode: 0755
+  run_once: true
+  delegate_to: "{{ groups['control'] | first }}"
+
+- name: Copy EESSI CVMFS config to /exports/cluster
+  copy:
+    src: /etc/cvmfs/default.local
+    dest: /exports/cluster/cvmfs/default.local
+    owner: root
+    group: root
+    mode: 0644
+    remote_src: true
+  run_once: true
+  delegate_to: "{{ groups['control'] | first }}"