create_archive.sh

#!/bin/sh
# Author:       Valentin Popov
# Email:        info@valentineus.link
# Date:         2017-08-23
# Usage:        /bin/sh create_archive.sh /path/to/input /path/to/output
# Description:  Packaging applications in the archive.

# Updating the Environment
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
export PATH="$PATH:/usr/local/scripts"

# Define the input directory
if [ "$1" ]; then
    INPUT="$(readlink --canonicalize-missing "$1")";
else
    echo "No input parameter!";
    exit 1;
fi

# Define the output directory
if [ "$2" ]; then
    OUTPUT="$(readlink --canonicalize-missing "$2")";
else
    echo "No output parameter!";
    exit 1;
fi

# List of directories for archiving
for INDEX in "app" "priv-app"
do
    # Check for the existence of the source directory
    if ! [ -d "$INPUT/$INDEX" ]; then
        echo "The /$INDEX directory is missing!";
        exit 1;
    fi

    # Creation of global files
    mkdir --parents "$OUTPUT";
    touch "$OUTPUT/$INDEX.sha256";

    # Archiving the directory
    find "$INPUT/$INDEX" -mindepth 1 -maxdepth 1 -type d -print | while read DIRECTOY; do
        ARCHIVE="$(basename "$DIRECTOY").7z";
        echo "$(date "+%H:%M:%S") In the process of creating /$INDEX/$ARCHIVE...";
        7z a -r -ssw -mx=9 "$OUTPUT/$INDEX/$ARCHIVE" "$DIRECTOY" > /dev/null 2>&1;
        sha256sum "$OUTPUT/$INDEX/$ARCHIVE" >> "$OUTPUT/$INDEX.sha256";
        echo "$(date "+%H:%M:%S") The archive /$INDEX/$ARCHIVE is created.";
    done

    echo "==================";
    echo "Total size of the directory: $(du --max-depth=1 -h "$OUTPUT/$INDEX" | awk '{print $1}')";
    echo "Total number of files: $(find "$OUTPUT/$INDEX" -mindepth 1 -maxdepth 1 -type f -print | wc -l)";
    echo "==================";
done

# End of work
echo "$(date "+%H:%M:%S") The script has been successfully completed.";
exit 0;