Add CVMFS to central JupyterHub

cesnet-central/deployments/central.yaml

@@ -22,9 +22,17 @@ singleuser:
       pvcNameTemplate: claim-{userid}{servername}
       volumeNameTemplate: vol-{userid}{servername}
       storageAccessModes: ["ReadWriteMany"]
+    extraVolumes:
+      - name: cvmfs-host
+        hostPath:
+          path: /cvmfs
+          type: Directory
+    extraVolumeMounts:
+      - name: cvmfs-host
+        mountPath: "/cvmfs:shared"
   lifecycleHooks:
     postStart:
-      exec: { "command": ["/bin/sh", "-c", "mkdir -p /home/jovyan/.notebookCheckpoints"] }
+      exec: { "command": ["/bin/sh", "-c", "ln -snf /cvmfs $HOME/cvmfs; mkdir -p /home/jovyan/.notebookCheckpoints"] }
   memory:
     limit: 6G
     guarantee: 128M

cesnet-central/deployments/fullhub.yaml

@@ -27,13 +27,20 @@ singleuser:
       volumeNameTemplate: vol-{userid}{servername}
       storageAccessModes: ["ReadWriteMany"]
     extraVolumes:
+      - name: cvmfs-host
+        hostPath:
+          path: /cvmfs
+          type: Directory
       - name: b2drop
         # sizeLimit problematic in this environment,
         # not needed for remote mounts
         empty_dir:
+    extraVolumeMounts:
+      - name: cvmfs-host
+        mountPath: "/cvmfs:shared"
   lifecycleHooks:
     postStart:
-      exec: { "command": ["/bin/sh", "-c", "ln -snf /mnt/b2drop $HOME/b2drop; mkdir -p /home/jovyan/.notebookCheckpoints"] }
+      exec: { "command": ["/bin/sh", "-c", "ln -snf /mnt/b2drop $HOME/b2drop; ln -snf /cvmfs $HOME/cvmfs; mkdir -p /home/jovyan/.notebookCheckpoints"] }
   memory:
     limit: 6G
     guarantee: 128M