simple script to keep a system up to date

sysup

#!/usr/bin/env sh

if command -v apt-fast > /dev/null 2>&1
then
    sudo apt-fast update && sudo apt-fast upgrade -y
else
    if command -v apt > /dev/null 2>&1
    then
        sudo apt update && sudo apt upgrade -y
    fi
fi

if command -v zypper > /dev/null 2>&1
then
    sudo zypper ref && sudo zypper up -y && test "production" != "$ENVIRONMENT" && sudo zypper dup -y
fi

if command -v rustup > /dev/null 2>&1
then
    rustup update
fi

if command -v flatpak > /dev/null 2>&1
then
    flatpak update
fi

function _upgrade_opt() {
    current_path=$(pwd)
    if test -z "$SSH_AUTH_SOCK" -o -z "$SSH_AGENT_PID"
    then
        eval $(ssh-agent) ; ssh-add or true
    fi
    for p in $(find ~/.local/opt/ -mindepth 1 -maxdepth 1 -type d)
    do
        cd "$p"
        if command -v git > /dev/null 2>&1
        then
            if test -d ".git"
            then
                git pull --rebase --autostash
                if test 0 -eq "$?" -a -f "Cargo.toml"
                then
                    cargo build --release
                fi
            fi
        fi
    done
    cd "$current_path"
}

while getopts ':oh' options; do
  case ${options} in
    h)
      echo "  -h  shows this message "
      echo "  -o  upgrades .local/opt/"
      ;;
    o)
      _upgrade_opt
      ;;
    ?)
      echo "Invalid option: -${OPTARG}."
      exit 1
      ;;
  esac
done