sync-whisper.sh

#!/bin/bash

# I suppose that you have current data in /var/lib/carbon/whisper
# and data which you want to sync in /var/lib/carbon/var/lib/carbon/whisper

wget https://raw.githubusercontent.com/graphite-project/whisper/master/bin/whisper-fill.py


src_dir=`find /var/lib/carbon/var/lib/carbon/whisper -type f`

for i in $src_dir
do
  src_file="$i"
  dst_file=`echo $i|sed 's#^/var/lib/carbon##'`

  echo "src_file: $src_file"
  echo "dst_file: $dst_file"
  if [ -f "$dst_file" ]
  then
    echo 'dst file exists, filling'
    python whisper-fill.py "$src_file" "$dst_file"
  else
    echo 'dst file is missing, copying'
    dst_dir=`echo "$dst_file" | sed 's#\(.*\)/.*$#\1#'`
    mkdir -p "$dst_dir"
    cp "$src_file" "$dst_file" 
  fi
  echo

done