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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2026-07-12 06:55
__init__.py	41.83 KB	-rw-r--r--	2022-11-23 21:17
activators.py	9.8 KB	-rw-r--r--	2022-11-23 21:17
bsd.py	6.86 KB	-rw-r--r--	2022-11-23 21:17
cmdline.py	9.05 KB	-rw-r--r--	2022-11-23 21:17
dhcp.py	11.61 KB	-rw-r--r--	2022-11-23 21:17
eni.py	21.56 KB	-rw-r--r--	2022-11-23 21:17
ephemeral.py	14.47 KB	-rw-r--r--	2022-11-23 21:17
freebsd.py	2.54 KB	-rw-r--r--	2022-11-23 21:17
netbsd.py	1.43 KB	-rw-r--r--	2022-11-23 21:17
netplan.py	17.35 KB	-rw-r--r--	2022-11-23 21:17
network_manager.py	13.06 KB	-rw-r--r--	2022-11-23 21:17
network_state.py	35.5 KB	-rw-r--r--	2022-11-23 21:17
networkd.py	12.63 KB	-rw-r--r--	2026-06-01 19:13
openbsd.py	2.2 KB	-rw-r--r--	2022-11-23 21:17
renderer.py	2.08 KB	-rw-r--r--	2022-11-23 21:17
renderers.py	1.8 KB	-rw-r--r--	2022-11-23 21:17
sysconfig.py	40.01 KB	-rw-r--r--	2022-11-23 21:17
udev.py	1.42 KB	-rw-r--r--	2022-11-23 21:17

Rename

# Copyright (C) 2013-2014 Canonical Ltd.
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Blake Rouse <blake.rouse@canonical.com>
#
# This file is part of cloud-init. See LICENSE file for license information.

import abc
import io
from typing import Optional

from cloudinit.net.network_state import NetworkState, parse_net_config_data
from cloudinit.net.udev import generate_udev_rule

def filter_by_type(match_type):
    return lambda iface: match_type == iface["type"]

def filter_by_name(match_name):
    return lambda iface: match_name == iface["name"]

def filter_by_attr(match_name):
    return lambda iface: (match_name in iface and iface[match_name])

filter_by_physical = filter_by_type("physical")

class Renderer:
    def __init__(self, config=None):
        pass

@staticmethod
    def _render_persistent_net(network_state: NetworkState):
        """Given state, emit udev rules to map mac to ifname."""
        # TODO(harlowja): this seems shared between eni renderer and
        # this, so move it to a shared location.
        content = io.StringIO()
        for iface in network_state.iter_interfaces(filter_by_physical):
            # for physical interfaces write out a persist net udev rule
            if "name" in iface and iface.get("mac_address"):
                driver = iface.get("driver", None)
                content.write(
                    generate_udev_rule(
                        iface["name"], iface["mac_address"], driver=driver
                    )
                )
        return content.getvalue()

@abc.abstractmethod
    def render_network_state(
        self,
        network_state: NetworkState,
        templates: Optional[dict] = None,
        target=None,
    ) -> None:
        """Render network state."""

def render_network_config(
        self,
        network_config: dict,
        templates: Optional[dict] = None,
        target=None,
    ):
        return self.render_network_state(
            network_state=parse_net_config_data(network_config),
            templates=templates,
            target=target,
        )

# vi: ts=4 expandtab