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Версия 0.0.2

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Галанский Сергей Александрович 2025-06-09 14:43:25 +05:00
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from typing import List, Dict, Tuple, Union, Optional
from sdbus_async.networkmanager import (
NetworkManager,
NetworkDeviceGeneric,
IPv4Config,
IPv6Config,
NetworkManagerSettings,
NetworkDeviceWireless,
AccessPoint,
DeviceType
)
from sdbus import sd_bus_open_system
from models.network import (
NetworkInterface,
IPv4Route,
IPv6Route,
IPConfig,
IndividualIPConfig,
NetworkInterfacesContainer,
WiFiDevice
)
import subprocess
class NetworkService:
"""Сервис для взаимодействия с NetworkManager через D-Bus"""
def __init__(self):
self.system_bus = sd_bus_open_system()
self.nm = NetworkManager(self.system_bus)
self.nm_settings = NetworkManagerSettings(self.system_bus)
async def get_ip_method(self, device: NetworkDeviceGeneric, ip_type: str) -> str:
"""Получает метод IP для устройства"""
try:
config = await device.get_applied_connection()
settings = config[0].get(ip_type, {})
return str(settings.get("method", ('s', 'unknown'))[1])
except Exception:
return 'unknown'
async def get_connection_name(self, device: NetworkDeviceGeneric) -> str:
"""Извлекает имя соединения (GENERAL.CONNECTION) для устройства"""
try:
applied_connection = await device.get_applied_connection()
connection_settings = applied_connection[0]
connection_info = connection_settings.get('connection', {})
return str(connection_info.get('id', ('s', 'unknown'))[1])
except Exception as e:
# print(f"Ошибка при получении соединения для устройства {await device.interface}: {e}")
# срёт ошибки дл отключенных интерфейсов
# добавить потом условия для отключенных интерфейсов
return 'unknown'
async def get_ip_config(self, device: NetworkDeviceGeneric, ip_version: str) -> List[IndividualIPConfig]:
"""Получает конфигурацию IP для устройства"""
configs = []
device_ip = await getattr(device, f'ip{ip_version}_config')
if device_ip != '/':
ip_config = globals()[f'IPv{ip_version}Config'](device_ip, self.system_bus)
address_data = await ip_config.address_data
for address in address_data:
config = IndividualIPConfig(
address=str(address['address'][1]),
routes=[
globals()[f'IPv{ip_version}Route'](
destination=route.get('dest', ('s', '0.0.0.0' if ip_version == '4' else '::'))[1],
prefix=route.get('prefix', ('u', 0))[1],
next_hop=route.get('next-hop', ('s', '0.0.0.0' if ip_version == '4' else '::'))[1],
metric=route.get('metric', ('u', 0))[1]
) for route in await ip_config.route_data
],
method=await self.get_ip_method(device, f'ipv{ip_version}'),
gateway=str(await ip_config.gateway),
dns=[str(ns['address'][1]) if ip_version == '4' else str(ns) for ns in await getattr(ip_config, 'nameserver_data' if ip_version == '4' else 'nameservers')]
)
configs.append(config)
return configs
async def get_wifi_info(self, wifi_device: NetworkDeviceWireless) -> Dict[str, Optional[Union[str, int]]]:
"""Получает информацию о Wi-Fi устройстве"""
active_ap = await wifi_device.active_access_point
wifi_info = {
'ssid': None,
'bssid': None,
'bitrate': await wifi_device.bitrate,
'strength': None,
'frequency': None,
'mode': None
}
if active_ap != '/':
ap = AccessPoint(active_ap, self.system_bus)
wifi_info.update({
'ssid': await ap.ssid,
'bssid': await ap.hw_address,
'strength': await ap.strength,
'frequency': await ap.frequency,
'mode': await ap.mode
})
return wifi_info
async def get_network_interfaces(self, initial_positions: Dict[str, Tuple[int, int]] = None) -> List[Union[NetworkInterface, WiFiDevice]]:
"""Получает список сетевых интерфейсов"""
devices_paths = await self.nm.get_devices()
network_interfaces = []
initial_positions = initial_positions or {}
for device_path in devices_paths:
generic_device = NetworkDeviceGeneric(device_path, self.system_bus)
interface_name = str(await generic_device.interface)
device_type = DeviceType(await generic_device.device_type).name
if device_type == 'LOOPBACK':
continue
device_state = str(await generic_device.state)
if device_state == '10':
continue
common_data = {
'name': interface_name,
'type': device_type,
'device_state': device_state,
'active_connection': await self.get_connection_name(generic_device),
'mac_address': str(await generic_device.hw_address),
'device_mtu': str(await generic_device.mtu),
'ipv4': IPConfig(configurations=await self.get_ip_config(generic_device, '4')),
'ipv6': IPConfig(configurations=await self.get_ip_config(generic_device, '6')),
'x': initial_positions.get(interface_name, (100, 100))[0],
'y': initial_positions.get(interface_name, (100, 100))[1],
}
if device_type == "WIFI":
wifi_device = NetworkDeviceWireless(device_path, self.system_bus)
wifi_info = await self.get_wifi_info(wifi_device)
network_interfaces.append(WiFiDevice(**common_data, **wifi_info))
else:
network_interfaces.append(NetworkInterface(**common_data))
return network_interfaces
async def get_hostname(self) -> Dict[str, str]:
"""Возвращает имя хоста из команды hostname в формате JSON"""
try:
result = subprocess.run(['hostname'], capture_output=True, text=True, check=True)
hostname = result.stdout.strip()
return {"hostname": hostname}
except subprocess.CalledProcessError as e:
raise RuntimeError(f"Failed to execute hostname: {e}")
except Exception as e:
raise RuntimeError(f"Error processing hostname output: {e}")
async def get_interfaces_by_state(self, state: str, initial_positions: Dict[str, Tuple[int, int]] = None) -> List[NetworkInterface]:
"""
Получает список интерфейсов по состоянию
"""
all_interfaces = await self.get_network_interfaces(initial_positions)
return [interface for interface in all_interfaces if interface.device_state == state]
async def get_interfaces_container(self, state: Optional[str] = None, initial_positions: Dict[str, Tuple[int, int]] = None, container_x: int = 0, container_y: int = 0) -> NetworkInterfacesContainer:
""" Получает объект, содержащий список интерфейсов и координаты контейнера """
if state:
interfaces = await self.get_interfaces_by_state(state, initial_positions)
else:
interfaces = await self.get_network_interfaces(initial_positions)
return NetworkInterfacesContainer(
interfaces=interfaces,
container_x=container_x,
container_y=container_y
)
async def get_network_interfaces_container(self, initial_positions: Optional[Dict[str, Tuple[int, int]]] = None, ) -> NetworkInterfacesContainer:
""" Получает контейнер с сетевыми интерфейсами и координатами контейнера """
interfaces = await self.get_network_interfaces(initial_positions)
return NetworkInterfacesContainer(
interfaces=interfaces,
container_x=0,
container_y=0
)
async def get_activated_interfaces(self, initial_positions: Dict[str, Tuple[int, int]] = None) -> List[NetworkInterface]:
""" Получает список активных сетевых интерфейсов """
return await self.get_interfaces_by_state('100', initial_positions)
async def get_deactivated_interfaces(self, initial_positions: Dict[str, Tuple[int, int]] = None) -> List[NetworkInterface]:
""" Получает список неактивных сетевых интерфейсов """
all_interfaces = await self.get_network_interfaces(initial_positions)
return [interface for interface in all_interfaces if interface.device_state != '100']
async def get_activated_interfaces_container(self, initial_positions: Dict[str, Tuple[int, int]] = None, container_x: int = 0, container_y: int = 0) -> NetworkInterfacesContainer:
""" Получает объект, содержащий список активных интерфейсов и координаты контейнера """
return await self.get_interfaces_container('100', initial_positions, container_x, container_y)
async def get_deactivated_interfaces_container(self, initial_positions: Dict[str, Tuple[int, int]] = None, container_x: int = 0, container_y: int = 0) -> NetworkInterfacesContainer:
""" Получает объект, содержащий список неактивных интерфейсов и координаты контейнера """
interfaces = await self.get_deactivated_interfaces(initial_positions)
return NetworkInterfacesContainer(
interfaces=interfaces,
container_x=container_x,
container_y=container_y
)