Skip datasets without snapshots

bashclub-zsync/usr/bin/bashclub-zsync

@@ -126,6 +126,7 @@ log "$exclude_list"
 
 for name in "${syncvols[@]}"; do
     if [[ $debug == "-v" ]]; then log "[DEBUG] Checking $name"; fi
+    if [[ $($ssh $sshcipher $sshport $source "zfs list -H -t snapshot -o name -S creation $name 2>/dev/null | grep -E \"$snapshot_filter\" | wc -l") -gt 0 ]]; then
         IFS=$' '
         if [ $($zfs list -H $target/$name > /dev/null 2>&1 ; echo $?) -gt 0 ]; then
             if [[ $debug == "-v" ]]; then log "[DEBUG] $target/$name does not exist"; fi
@@ -188,4 +189,7 @@ for name in "${syncvols[@]}"; do
                 done
             fi
         done
+    else
+        if [[ $debug == "-v" ]]; then log "[DEBUG] No snapshots found for $name with filter $snapshot_filter"; fi
+    fi
 done