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73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
# This file is part of naxalnet.
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# Copyright (C) 2021 The naxalnet Authors
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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network.py
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----------
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This submodule manages the systemd-networkd configuration.
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TODO: Add more details
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"""
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from pathlib import Path
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from dasbus.connection import SystemMessageBus
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NETWORKD_BUS = "org.freedesktop.network1"
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NETWORKD_PATH = "/org/freedesktop/network1"
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class NetworkD:
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"""control systemd-networkd"""
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def __init__(self, runtime_dir="/run/systemd/network", bus=SystemMessageBus()):
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self._bus = bus
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self.proxy_reload()
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self.files = []
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self.variables = {}
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print(runtime_dir)
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self.runtime_path = Path(runtime_dir)
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print(self.runtime_path)
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def set_vars(self, **variables):
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"""set the variables to replace with str.format"""
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self.variables = variables
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def proxy_reload(self) -> None:
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"""reload the proxy"""
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self.proxy = self._bus.get_proxy(NETWORKD_BUS, NETWORKD_PATH)
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def reload(self) -> None:
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"""reload the systemd-networkd configuration"""
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self.proxy.Reload()
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def add_config(self, name: str) -> None:
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"""add config file to runtime directory and reload networkd"""
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source = Path(name)
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destination = self.runtime_path / source.name
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# Substitute variables in the config
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text = source.read_text(encoding="utf-8").format(**self.variables)
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# now write it to a runtime config
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print(self.runtime_path / name)
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destination.write_text(text, encoding="utf-8")
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self.reload()
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self.files.append(name)
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def is_routable(self) -> bool:
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"""returns true if any interface is routable"""
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return self.proxy.AddressState == "routable"
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