#!/bin/bash

OUTPUT_DATASET=$1
OUTPUT_FILE=$2

PARENT_FILE=/tmp/parentFiles.tmp
PARENT_BLOCK_FILE=/tmp/parentBlocks.tmp


dbs search --query="find file.parent where dataset = $OUTPUT_DATASET" --noheader --production | sort | uniq > $PARENT_FILE
for parent in $(cat $PARENT_FILE)
do
    dbs search --production --noheader --query="find block where file = $parent" >> $PARENT_BLOCK_FILE
done

sort $PARENT_BLOCK_FILE | uniq > $OUTPUT_FILE