Simple shell script to copy files over ssh

copy.sh

 FILES=source_dir/*BACKUP*

for f in $FILES
do
  echo "Copying $f at `date`" >> copy.log
  scp -i key.ppk -p $f user@hostname:/destination_dir
  if [ "$?" = 0 ]; then
    echo "$f copy has finished at `date`" >> copy.log
  else
    echo "Error while trying to copy $f" >> error.log
  fi
done