#!/bin/bash # Read the JSON input and extract the list of keys keys=$(cat /root/rpc/$1.yml | yaml2json - | jq '.volumes' | jq -r 'keys[]') total_size=0 # Iterate over the list of keys for key in $keys; do #echo "checking: /var/lib/docker/volumes/rpc_$key" prefix="/var/lib/docker/volumes/rpc_$key" volume_size=$(du -s $prefix 2>/dev/null | awk '{print $1}') total_size=$((total_size + volume_size)) done echo "$total_size"