Directory Comparison Scripts.

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# Let us suppose that we want to see if the files in folder1 are also in folder2.
cd folder1
for i in `ls`
do
if [ if ../folder2/$i]
then
#do nothing because I want to know the non-existing files
present=1
else
echo "folder2/"$i file is missing
ls -l $i >> /tmp/size_of_the_impacted_files
fi
# end of job
# This shell_script is copywrited, only Yordan friends may use it
=============================================================  

# Check the number of input parameters. If two parameters are given go ahead, else exit
if [ $# -eq 2 ]
then
FROMDIR=$1
TODIR=$2
else
echo "Usage: script.sh fromdir todir"
exit
fi

# Validate from_directory
if [ ! -d "${FROMDIR}" ]
then
echo "Directory ${FROMDIR} does not exist!!"
exit
fi

# Validate to_directory
if [ ! -d "${TODIR}" ]
then
echo "Directory ${TODIR} does not exist!!"
exit
fi

cd ${FROMDIR}
for i in `find . -type f`
do
if [ ! -f ${TODIR}/$i ]
then
cp $i ${TODIR}/$i
fi

done

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diff <(ssh paehowup2303 'find /home/x136873 -type f') <(ssh njros1up2303 'find /home/x136873 -type f')

 
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dest=path/to/destination
cd /path/to/source
for file in $( ls )
do
    if [ -d $fname ] then
         continue
    fi
    if [ -f  $dest/$fname ] ; then
       cp $fname  $dest/${fname}1
    else
       cp $fname  $dest/${fname}
    fi
done

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#!/bin/bash
FILE=$1
 
if [ -f $FILE ];
then
   echo "File $FILE exists"
else
   echo "File $FILE does not exists"
fi

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#!/bin/sh

hostname=server56

if [ -n `ssh $hostname 'ls /usr/local/file 2>/dev/null'` ]; then
echo file exists
else
echo file doesn't exist
fi

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