local save_state

save_state=$(/bin/stty -g)

/bin/stty raw -echo

IFS= read -r -n 1 -d '' "$@"

/bin/stty "$save_state"

exit_code=$1

last_command="${@:2}"

if [ $exit_code -ne 0 ]; then

>&2 echo "\"${last_command}\" command failed with exit code ${exit_code}."

exit $exit_code

fi

local c

echo

echo "Press RETURN to continue or any other key to abort"

getc c

# we test for \r and \n because some stuff does \r instead

if ! [[ "$c" == $'\r' || "$c" == $'\n' ]]; then

exit 1

fi

local arg

printf "%s" "$1"

shift

for arg in "$@"; do

printf " "

printf "%s" "${arg// /\ }"

done

# Check CPU architecture

if ! [[ $(lscpu | grep -oE 'x86') || $(lscpu | grep -oE 'aarch64') ]]; then

echo "This machine's CPU architecture is not yet unsuppported."

echo "Recommend using Intel-AMD x86 or arm64 systems for best experience."

exit 1

fi

# Check operating system

if ! [[ "$(uname)" == "Linux" ]]; then

echo "This operating system is not yet unsuppported."

echo "Recommend installing Ubuntu Desktop 24.04+ LTS or Ubuntu Server 24.04+ LTS for best experience."

exit 1

fi

sudo apt-get update

sudo apt-get install --no-install-recommends --no-install-suggests -y curl git ccze jq tmux bc

exit_on_error $?

which $python

if [[ $? != 0 ]] ; then

ohai "Installing python"

sudo apt-get install --no-install-recommends --no-install-suggests -y $python

else

ohai "Updating python"

sudo apt-get install --only-upgrade -y $python

fi

exit_on_error $?

ohai "Installing python tools"

sudo apt-get install --no-install-recommends --no-install-suggests -y $python-pip $python-tk $python-venv

ohai "Creating venv"

$python -m venv ~/.local --system-site-packages

ohai "Installing pip requirements"

~/.local/bin/pip install requests console-menu python-dotenv

exit_on_error $?

PYTHONPATH=$(which $python)

ohai "You are using python@ $PYTHONPATH$"

ohai "Installing python tools"

$python -m pip install --upgrade pip

ohai "Cloning ethpillar into ~/git/ethpillar"

mkdir -p ~/git/ethpillar

git clone https://github.com/coincashew/ethpillar.git ~/git/ethpillar 2> /dev/null || (cd ~/git/ethpillar ; git fetch origin main ; git checkout main ; git pull)

ohai "Installing validator-install"

$python ~/git/ethpillar/deploy-teku-besu.py

ohai "Allowing user to view journalctl logs"

sudo usermod -a -G systemd-journal $USER

ohai "Install complete!"

exit_on_error $?