createpackage.sh

#!/bin/sh

# NOTE: This should be executed on Unraid or Slackware OS

# Given a version name and source code directory, create the snmp-unraid package
# Example: bash /boot/createpackage.sh 1337-01-01b /boot/pluginSource/


# https://vaneyckt.io/posts/safer_bash_scripts_with_set_euxo_pipefail/
set -euo pipefail

package_name="unraid-snmp"

echo "Version defined as [$1]"
echo "Source code directory defined as [$2]"

# Check that makepkg is available.
# Redirect STDOUT to /dev/null so if it is available, it doesn't print
# https://stackoverflow.com/questions/26675681/how-to-check-the-exit-status-using-an-if-statement
if command -v makepkg > /dev/null; then
    # Assemble the output package file name using the directory we started in
    file_name=$(printf "%s/%s-%s-x86_64-1.txz" "$(pwd)" "$package_name" "$1")

    # Move to directory containing files and folders going into the package
    cd "$2"

    echo "Cleaning up .DS_Store files in source code directory first..."
    find . -name '.DS_Store' -type f -delete

    echo "Creating Slackware package $file_name"
    makepkg --linkadd y --chown n "$file_name"

    echo "MD5 of $file_name is $(md5sum $file_name | awk '{print $1}')"
else
    echo "Binary makepkg not found, is your OS Slackware?"
fi

exit 0