Files
kiauh/kiauh/modules/klipper/klipper_setup.py
2023-10-28 23:52:51 +02:00

295 lines
11 KiB
Python

# !/usr/bin/env python
# ======================================================================= #
# Copyright (C) 2020 - 2023 Dominik Willner <th33xitus@gmail.com> #
# #
# This file is part of KIAUH - Klipper Installation And Update Helper #
# https://github.com/dw-0/kiauh #
# #
# This file may be distributed under the terms of the GNU GPLv3 license #
# ======================================================================= #
import grp
import os
import re
import subprocess
import textwrap
from pathlib import Path
from typing import Optional, List, Union
from kiauh.instance_manager.instance_manager import InstanceManager
from kiauh.modules.klipper.klipper import Klipper
from kiauh.modules.klipper.klipper_utils import print_instance_overview, print_missing_usergroup_dialog
from kiauh.utils.constants import CURRENT_USER, KLIPPER_DIR, KLIPPER_ENV_DIR
from kiauh.utils.input_utils import get_user_confirm, get_user_number_input, \
get_user_string_input, get_user_selection_input
from kiauh.utils.logger import Logger
from kiauh.utils.system_utils import parse_packages_from_file, \
clone_repo, create_python_venv, \
install_python_requirements, update_system_package_lists, \
install_system_packages, mask_system_service
def run_klipper_setup(install: bool) -> None:
instance_manager = InstanceManager(Klipper)
instance_list = instance_manager.get_instances()
instances_installed = len(instance_list)
is_klipper_installed = check_klipper_installation(instance_manager)
if not install and not is_klipper_installed:
Logger.print_warn("Klipper not installed!")
return
if install:
add_additional = handle_existing_instances(instance_manager)
if is_klipper_installed and not add_additional:
Logger.print_info("Exiting Klipper setup ...")
return
install_klipper(instance_manager)
if not install:
if instances_installed == 1:
remove_single_instance(instance_manager)
else:
remove_multi_instance(instance_manager)
def check_klipper_installation(instance_manager: InstanceManager) -> bool:
instance_list = instance_manager.get_instances()
instances_installed = len(instance_list)
if instances_installed < 1:
return False
return True
def handle_existing_instances(instance_manager: InstanceManager) -> bool:
instance_list = instance_manager.get_instances()
instance_count = len(instance_list)
if instance_count > 0:
print_instance_overview(instance_list)
if not get_user_confirm("Add new instances?"):
return False
return True
def install_klipper(instance_manager: InstanceManager) -> None:
instance_list = instance_manager.get_instances()
if_adding = " additional" if len(instance_list) > 0 else ""
install_count = get_user_number_input(
f"Number of{if_adding} Klipper instances to set up",
1, default=1)
instance_names = set_instance_names(instance_list, install_count)
if len(instance_list) < 1:
setup_klipper_prerequesites()
for name in instance_names:
current_instance = Klipper(name=name)
instance_manager.set_current_instance(current_instance)
instance_manager.create_instance()
instance_manager.enable_instance()
instance_manager.start_instance()
instance_manager.reload_daemon()
# step 4: check/handle conflicting packages/services
handle_disruptive_system_packages()
# step 5: check for required group membership
check_user_groups()
def setup_klipper_prerequesites() -> None:
# clone klipper TODO: read branch and url from json to allow forks
url = "https://github.com/Klipper3D/klipper"
branch = "master"
clone_repo(Path(KLIPPER_DIR), url, branch)
# install klipper dependencies and create python virtualenv
install_klipper_packages(Path(KLIPPER_DIR))
create_python_venv(Path(KLIPPER_ENV_DIR))
klipper_py_req = Path(f"{KLIPPER_DIR}/scripts/klippy-requirements.txt")
install_python_requirements(Path(KLIPPER_ENV_DIR), klipper_py_req)
def install_klipper_packages(klipper_dir: Path) -> None:
script = f"{klipper_dir}/scripts/install-debian.sh"
packages = parse_packages_from_file(script)
packages = [pkg.replace("python-dev", "python3-dev") for pkg in packages]
# Add dfu-util for octopi-images
packages.append("dfu-util")
# Add dbus requirement for DietPi distro
if os.path.exists("/boot/dietpi/.version"):
packages.append("dbus")
update_system_package_lists(silent=False)
install_system_packages(packages)
def set_instance_names(instance_list, install_count: int) -> List[
Union[str, None]]:
instance_count = len(instance_list)
# default single instance install
if instance_count == 0 and install_count == 1:
return [None]
# new multi instance install
elif ((instance_count == 0 and install_count > 1)
# or convert single instance install to multi instance install
or (instance_count == 1 and install_count >= 1)):
if get_user_confirm("Assign custom names?", False):
return assign_custom_names(instance_count, install_count, None)
else:
_range = range(1, install_count + 1)
return [str(i) for i in _range]
# existing multi instance install
elif instance_count > 1:
if has_custom_names(instance_list):
return assign_custom_names(instance_count, install_count,
instance_list)
else:
start = get_highest_index(instance_list) + 1
_range = range(start, start + install_count)
return [str(i) for i in _range]
def has_custom_names(instance_list: List[Klipper]) -> bool:
pattern = re.compile("^\d+$")
for instance in instance_list:
if not pattern.match(instance.name):
return True
return False
def assign_custom_names(instance_count: int, install_count: int,
instance_list: Optional[List[Klipper]]) -> List[str]:
instance_names = []
exclude = Klipper.blacklist()
# if an instance_list is provided, exclude all existing instance names
if instance_list is not None:
for instance in instance_list:
exclude.append(instance.name)
for i in range(instance_count + install_count):
question = f"Enter name for instance {i + 1}"
name = get_user_string_input(question, exclude=exclude)
instance_names.append(name)
exclude.append(name)
return instance_names
def get_highest_index(instance_list: List[Klipper]) -> int:
indices = [int(instance.name.split('-')[-1]) for instance in instance_list]
return max(indices)
def remove_single_instance(instance_manager: InstanceManager) -> None:
instance_list = instance_manager.get_instances()
try:
instance_manager.set_current_instance(instance_list[0])
instance_manager.stop_instance()
instance_manager.disable_instance()
instance_manager.delete_instance(del_remnants=True)
instance_manager.reload_daemon()
except (OSError, subprocess.CalledProcessError):
Logger.print_error("Removing instance failed!")
return
def remove_multi_instance(instance_manager: InstanceManager) -> None:
instance_list = instance_manager.get_instances()
print_instance_overview(instance_list, show_index=True,
show_select_all=True)
options = [str(i) for i in range(len(instance_list))]
options.extend(["a", "A", "b", "B"])
selection = get_user_selection_input(
"Select Klipper instance to remove", options)
print(selection)
if selection == "b".lower():
return
elif selection == "a".lower():
Logger.print_info("Removing all Klipper instances ...")
for instance in instance_list:
instance_manager.set_current_instance(instance)
instance_manager.stop_instance()
instance_manager.disable_instance()
instance_manager.delete_instance(del_remnants=True)
else:
instance = instance_list[int(selection)]
Logger.print_info(
f"Removing Klipper instance: {instance.get_service_file_name()}")
instance_manager.set_current_instance(instance)
instance_manager.stop_instance()
instance_manager.disable_instance()
instance_manager.delete_instance(del_remnants=False)
instance_manager.reload_daemon()
def check_user_groups():
current_groups = [grp.getgrgid(gid).gr_name for gid in os.getgroups()]
missing_groups = []
if "tty" not in current_groups:
missing_groups.append("tty")
if "dialout" not in current_groups:
missing_groups.append("dialout")
if not missing_groups:
return
print_missing_usergroup_dialog(missing_groups)
if not get_user_confirm(f"Add user '{CURRENT_USER}' to group(s) now?"):
Logger.warn("Skipped adding user to required groups. You might encounter issues.")
return
try:
for group in missing_groups:
Logger.print_info(f"Adding user '{CURRENT_USER}' to group {group} ...")
command = ["sudo", "usermod", "-a", "-G", group, CURRENT_USER]
subprocess.run(command, check=True)
Logger.print_ok(f"Group {group} assigned to user '{CURRENT_USER}'.")
except subprocess.CalledProcessError as e:
Logger.print_error(f"Unable to add user to usergroups: {e}")
raise
Logger.print_warn("Remember to relog/restart this machine for the group(s) to be applied!")
def handle_disruptive_system_packages() -> None:
services = []
brltty_status = subprocess.run(["systemctl", "is-enabled", "brltty"], capture_output=True, text=True)
modem_manager_status = subprocess.run(["systemctl", "is-enabled", "ModemManager"], capture_output=True, text=True)
if "enabled" in brltty_status.stdout:
services.append("brltty")
if "enabled" in modem_manager_status.stdout:
services.append("ModemManager")
for service in services if services else []:
try:
Logger.print_info(f"{service} service detected! Masking {service} service ...")
mask_system_service(service)
Logger.print_ok(f"{service} service masked!")
except subprocess.CalledProcessError:
warn_msg = textwrap.dedent(f"""
KIAUH was unable to mask the {service} system service.
Please fix the problem manually. Otherwise, this may have
undesirable effects on the operation of Klipper.
""")[1:]
Logger.print_warn(warn_msg)