compress encode and split a bulk file to many slices; sh a.sh filePath; sh m.sh filePath-ts-ala;

a.sh

#!/bin/

name=$1

if [[ -n "$name" ]]; then
    target="$( date +%s )"
    encTarget="$name-$target.ala"
    splitTargetPrefix="$name-$target.ala-"
    tar -czvf $target $name
    openssl des -in $target -out $encTarget
    rm -rf $target
    #25MB
    split -b 25000000 $encTarget $splitTargetPrefix
    printf '%s*' $splitTargetPrefix | md5
else
    echo "argument error"
fi

m.sh

#!/bin/

name=$1

if [[ -n "$name" ]]; then
    target="$name"
    dencTarget="$name.tar.gz"
    openssl des -d -in $target -out $dencTarget
    tar -xzvf $dencTarget
    rm -rf $dencTarget
    rm -rf "$name"*
else
    echo "argument error"
fi