Shell Programming and Scripting

#!/bin/sh
source=~/abc/xy/
dest=~/def/yz/
for file in `ls -1 $dest`
do
if [ -e $source/$file ];then
rm -f $source/$file
fi
done

local=~/abc/xy/
remote=~/def/yz/
for file in `ls -1 $local`
do
rsh -n -l user 10.10.10.10 " ls $remote/$file"  

if [ $? eq 0 ];then
rm -f $source/$file
fi
done

$remove_remote.sh
#!/bin/sh
user=abcd
passwd=blahblah
ip=1.2.3.4
ext=.xml

lftp -u ${user},${passwd} sftp://${ip}<<EOF
cd ${path}
rm *${ext}                                                                                   
bye
EOF