make the volume scripts ignore ephemeral volumes

backup-node.sh

@@ -1,6 +1,7 @@
 #!/bin/bash
 
 BASEPATH="$(dirname "$0")"
+source "$BASEPATH/volume-utils.sh"
 backup_dir="/backup"
 
 if [[ -n $2 ]]; then
@@ -43,7 +44,7 @@ generate_volume_metadata() {
 }
 
 # Read the JSON input and extract the list of keys
-keys=$(cat /root/rpc/$1.yml | yaml2json - | jq '.volumes' | jq -r 'keys[]')
+keys=$(get_persistent_volume_keys "/root/rpc/$1.yml")
 
 # Iterate over the list of keys
 for key in $keys; do