log2ram/log2ram

#!/bin/sh

HDD_LOG=/var/log.hdd/
RAM_LOG=/var/log/
SIZE=40M
USE_RSYNC=false

case "$1" in
  start)
      [ -d $HDD_LOG ] || mkdir $HDD_LOG
      mount --bind $RAM_LOG $HDD_LOG
      mount --make-private $HDD_LOG
      mount -t tmpfs -o nosuid,noexec,nodev,mode=0755,size=$SIZE log2ram $RAM_LOG
      if [ "$USE_RSYNC" = true ]; then
          rsync -aXWv --delete --links $HDD_LOG $RAM_LOG
      else
          cp -rfup $HDD_LOG -T $RAM_LOG
      fi
      ;;

  stop)
      if [ "$USE_RSYNC" = true ]; then
          rsync -aXWv --delete --links $RAM_LOG $HDD_LOG
      else
          cp -rfup $RAM_LOG -T $HDD_LOG
      fi
      umount -l $RAM_LOG
      umount -l $HDD_LOG
      ;;

  write)
      if [ "$USE_RSYNC" = true ]; then
          rsync -aXWv --delete --links $RAM_LOG $HDD_LOG
      else
          cp -rfup $RAM_LOG -T $HDD_LOG
      fi
      ;;
esac