start_chroot_script

#!/usr/bin/env bash
#### Klipper Install Module
####
#### Based on work done by Raymond Himle and Stefan Dej
####
#### Written by Stephan Wendel aka KwadFan <me@stephanwe.de>
#### Copyright 2022
#### https://github.com/mainsail-crew/MainsailOS
####
#### This File is distributed under GPLv3
####

# shellcheck enable=require-variable-braces

### For easier maintainability look to klipper/config.

## Source error handling, leave this in place
set -Eex

## Set LC_ALL to prevent errors
export LC_ALL=C

# Set DEBIAN_FRONTEND to noninteractive
if [[ "${DEBIAN_FRONTEND}" != "noninteractive" ]]; then
    export DEBIAN_FRONTEND=noninteractive
fi

## Source CustomPIOS common.sh
# shellcheck disable=SC1091
source /common.sh
install_cleanup_trap

unpack /filesystem/root /

echo_green "Installing Klipper and enable klippy Service ..."

## Install all deps at once for time consumption reasons.
## APT: Update Repo Database and install Dependencies
# Force apt update
apt update
echo_green "Installing Klipper Dependencies ..."
## Disabling shellcheck SC2086, because we want "wordsplitting"
# shellcheck disable=SC2086
check_install_pkgs ${KLIPPER_DEPS}

## Make sure user pi has access to serial ports
## NOTE: BASE_USER is defined by CustomPIOS Variable
## there for if you plan to set something else than "pi"
## Currently CustomPIOS uses "pi"

usermod -a -G "${KLIPPER_USER_GROUPS}" "${BASE_USER}"

## Clone klipper repo
pushd "/home/${BASE_USER}" &> /dev/null || exit 1
gitclone KLIPPER_REPO klipper

## Create needed dirs
for dir in ${KLIPPER_USER_DIRS}; do
    if [[ -d "/home/${BASE_USER}/${dir}" ]]; then
        echo_green "${dir} already exists!"
    else
        echo_green "Creating ${dir}"
        sudo -u "${BASE_USER}" mkdir -p "${dir}"
    fi
done
popd &> /dev/null || exit 1

# Copy printer_data for klipper/klippy
echo_green "Copy files to 'printer_data' ..."
unpack /filesystem/home/"${BASE_USER}" /home/"${BASE_USER}" "${BASE_USER}"

## create python virtualenv and install klipper requirements
pushd "/home/${BASE_USER}" &> /dev/null || exit 1
echo_green "Creating Virtualenv for Klipper (klippy-env) ..."
sudo -u "${BASE_USER}" virtualenv -p python3 "${KLIPPER_PYTHON_DIR}"
echo_green "Installing klippy Python Dependencies ..."
sudo -u "${BASE_USER}" "${KLIPPER_PYTHON_DIR}"/bin/pip install -r "${KLIPPER_SRC_DIR}"/"${KLIPPER_PYENV_REQ}"
popd &> /dev/null || exit 1


## Enable systemd service
systemctl_if_exists enable klipper.service

## Done message
echo_green "Installing Klipper and enable klippy Service ..."