Files
kiauh/kiauh/components/klipper/klipper_utils.py
dw-0 2a4fcf3a3a refactor(KIAUH): add application root to sys path
shortens imports and helps with auto imports from IDE

Signed-off-by: Dominik Willner <th33xitus@gmail.com>
2024-02-18 22:30:28 +01:00

288 lines
10 KiB
Python

#!/usr/bin/env python3
# ======================================================================= #
# Copyright (C) 2020 - 2024 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 shutil
import subprocess
import textwrap
from pathlib import Path
from typing import List, Union, Literal, Dict
from components.klipper import (
MODULE_PATH,
KLIPPER_DIR,
KLIPPER_ENV_DIR,
KLIPPER_BACKUP_DIR,
)
from components.klipper.klipper import Klipper
from components.klipper.klipper_dialogs import (
print_missing_usergroup_dialog,
print_instance_overview,
print_select_instance_count_dialog,
print_select_custom_name_dialog,
)
from components.moonraker.moonraker import Moonraker
from components.moonraker.moonraker_utils import moonraker_to_multi_conversion
from core.backup_manager.backup_manager import BackupManager
from core.config_manager.config_manager import ConfigManager
from core.instance_manager.base_instance import BaseInstance
from core.instance_manager.instance_manager import InstanceManager
from core.instance_manager.name_scheme import NameScheme
from core.repo_manager.repo_manager import RepoManager
from utils.common import get_install_status_common
from utils.constants import CURRENT_USER
from utils.input_utils import get_confirm, get_string_input, get_number_input
from utils.logger import Logger
from utils.system_utils import mask_system_service
def get_klipper_status() -> Dict[
Literal["status", "status_code", "instances", "repo", "local", "remote"],
Union[str, int],
]:
status = get_install_status_common(Klipper, KLIPPER_DIR, KLIPPER_ENV_DIR)
return {
"status": status.get("status"),
"status_code": status.get("status_code"),
"instances": status.get("instances"),
"repo": RepoManager.get_repo_name(KLIPPER_DIR),
"local": RepoManager.get_local_commit(KLIPPER_DIR),
"remote": RepoManager.get_remote_commit(KLIPPER_DIR),
}
def check_is_multi_install(
existing_instances: List[Klipper], install_count: int
) -> bool:
return not existing_instances and install_count > 1
def check_is_single_to_multi_conversion(existing_instances: List[Klipper]) -> bool:
return len(existing_instances) == 1 and existing_instances[0].suffix == ""
def init_name_scheme(
existing_instances: List[Klipper], install_count: int
) -> NameScheme:
if check_is_multi_install(
existing_instances, install_count
) or check_is_single_to_multi_conversion(existing_instances):
print_select_custom_name_dialog()
if get_confirm("Assign custom names?", False, allow_go_back=True):
return NameScheme.CUSTOM
else:
return NameScheme.INDEX
else:
return NameScheme.SINGLE
def update_name_scheme(
name_scheme: NameScheme,
name_dict: Dict[int, str],
klipper_instances: List[Klipper],
moonraker_instances: List[Moonraker],
) -> NameScheme:
# if there are more moonraker instances installed than klipper, we
# load their names into the name_dict, as we will detect and enforce that naming scheme
if len(moonraker_instances) > len(klipper_instances):
update_name_dict(name_dict, moonraker_instances)
return detect_name_scheme(moonraker_instances)
elif len(klipper_instances) > 1:
update_name_dict(name_dict, klipper_instances)
return detect_name_scheme(klipper_instances)
else:
return name_scheme
def update_name_dict(name_dict: Dict[int, str], instances: List[BaseInstance]) -> None:
for k, v in enumerate(instances):
name_dict[k] = v.suffix
def handle_instance_naming(name_dict: Dict[int, str], name_scheme: NameScheme) -> None:
if name_scheme == NameScheme.SINGLE:
return
for k in name_dict:
if name_dict[k] == "" and name_scheme == NameScheme.INDEX:
name_dict[k] = str(k + 1)
elif name_dict[k] == "" and name_scheme == NameScheme.CUSTOM:
assign_custom_name(k, name_dict)
def add_to_existing() -> bool:
kl_instances = InstanceManager(Klipper).instances
print_instance_overview(kl_instances)
return get_confirm("Add new instances?", allow_go_back=True)
def get_install_count() -> Union[int, None]:
"""
Print a dialog for selecting the amount of Klipper instances
to set up with an option to navigate back. Returns None if the
user selected to go back, otherwise an integer greater or equal than 1 |
:return: Integer >= 1 or None
"""
kl_instances = InstanceManager(Klipper).instances
print_select_instance_count_dialog()
question = f"Number of{' additional' if len(kl_instances) > 0 else ''} Klipper instances to set up"
return get_number_input(question, 1, default=1, allow_go_back=True)
def assign_custom_name(key: int, name_dict: Dict[int, str]) -> None:
existing_names = []
existing_names.extend(Klipper.blacklist())
existing_names.extend(name_dict[n] for n in name_dict)
question = f"Enter name for instance {key + 1}"
name_dict[key] = get_string_input(question, exclude=existing_names)
def handle_to_multi_instance_conversion(new_name: str) -> None:
Logger.print_status("Converting single instance to multi instances ...")
klipper_to_multi_conversion(new_name)
moonraker_to_multi_conversion(new_name)
def klipper_to_multi_conversion(new_name: str) -> None:
Logger.print_status("Convert Klipper single to multi instance ...")
im = InstanceManager(Klipper)
im.current_instance = im.instances[0]
# temporarily store the data dir path
old_data_dir = im.instances[0].data_dir
# remove the old single instance
im.stop_instance()
im.disable_instance()
im.delete_instance()
# create a new klipper instance with the new name
im.current_instance = Klipper(suffix=new_name)
new_data_dir: Path = im.current_instance.data_dir
# rename the old data dir and use it for the new instance
Logger.print_status(f"Rename '{old_data_dir}' to '{new_data_dir}' ...")
if not new_data_dir.is_dir():
old_data_dir.rename(new_data_dir)
else:
Logger.print_info(f"'{new_data_dir}' already exist. Skipped ...")
im.create_instance()
im.enable_instance()
im.start_instance()
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_confirm(f"Add user '{CURRENT_USER}' to group(s) now?"):
log = "Skipped adding user to required groups. You might encounter issues."
Logger.warn(log)
return
try:
for group in missing_groups:
Logger.print_status(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
log = "Remember to relog/restart this machine for the group(s) to be applied!"
Logger.print_warn(log)
def handle_disruptive_system_packages() -> None:
services = []
command = ["systemctl", "is-enabled", "brltty"]
brltty_status = subprocess.run(command, capture_output=True, text=True)
command = ["systemctl", "is-enabled", "brltty-udev"]
brltty_udev_status = subprocess.run(command, capture_output=True, text=True)
command = ["systemctl", "is-enabled", "ModemManager"]
modem_manager_status = subprocess.run(command, capture_output=True, text=True)
if "enabled" in brltty_status.stdout:
services.append("brltty")
if "enabled" in brltty_udev_status.stdout:
services.append("brltty-udev")
if "enabled" in modem_manager_status.stdout:
services.append("ModemManager")
for service in services if services else []:
try:
log = f"{service} service detected! Masking {service} service ..."
Logger.print_status(log)
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)
def detect_name_scheme(instance_list: List[BaseInstance]) -> NameScheme:
pattern = re.compile("^\d+$")
for instance in instance_list:
if not pattern.match(instance.suffix):
return NameScheme.CUSTOM
return NameScheme.INDEX
def get_highest_index(instance_list: List[Klipper]) -> int:
indices = [int(instance.suffix.split("-")[-1]) for instance in instance_list]
return max(indices)
def create_example_printer_cfg(instance: Klipper) -> None:
Logger.print_status(f"Creating example printer.cfg in '{instance.cfg_dir}'")
if instance.cfg_file.is_file():
Logger.print_info(f"'{instance.cfg_file}' already exists.")
return
source = MODULE_PATH.joinpath("assets/printer.cfg")
target = instance.cfg_file
try:
shutil.copy(source, target)
except OSError as e:
Logger.print_error(f"Unable to create example printer.cfg:\n{e}")
return
cm = ConfigManager(target)
cm.set_value("virtual_sdcard", "path", str(instance.gcodes_dir))
cm.write_config()
Logger.print_ok(f"Example printer.cfg created in '{instance.cfg_dir}'")
def backup_klipper_dir() -> None:
bm = BackupManager()
bm.backup_directory("klipper", source=KLIPPER_DIR, target=KLIPPER_BACKUP_DIR)
bm.backup_directory("klippy-env", source=KLIPPER_ENV_DIR, target=KLIPPER_BACKUP_DIR)