Network Module#

SPDX-FileCopyrightText: 2024 DESY and the Constellation authors SPDX-License-Identifier: EUPL-1.2

This module provides network helper routines.

core.network.get_addr(if_name: str) → str | None#: Get the IPv4 address for the given interface name.

core.network.get_interface_addresses(interface_names: list[str]) → set[str]#: Get all multicast interface addresses for a given list of interface names.

core.network.get_interface_names() → list[str]#: Get all multicast interface names.

core.network.validate_interface(interface: str) → str#

Validate that the provided interface exists.

interface :: IPv4 address or name of an existing network interface.

Returns IPv4 address of interface or ‘*’ for any/all interfaces.

Raises ValueError if the interface/IP does not exist.