From 3eea8dbed1bd201373eb8a452239d9565d468b33 Mon Sep 17 00:00:00 2001 From: Christian Breunig Date: Mon, 22 Jan 2024 08:30:03 +0100 Subject: op-mode: T5969: list multicast group membership cpo@LR1.wue3:~$ show ip multicast group interface eth0.201 Interface Family Address ----------- -------- --------- eth0.201 inet 224.0.0.6 eth0.201 inet 224.0.0.5 eth0.201 inet 224.0.0.1 cpo@LR1.wue3:~$ show ipv6 multicast group interface eth0 Interface Family Address ----------- -------- ----------------- eth0 inet6 ff02::1:ff00:0 eth0 inet6 ff02::1:ffbf:c56d eth0 inet6 ff05::2 eth0 inet6 ff01::2 eth0 inet6 ff02::2 eth0 inet6 ff02::1 eth0 inet6 ff01::1 --- src/op_mode/multicast.py | 72 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100755 src/op_mode/multicast.py (limited to 'src/op_mode') diff --git a/src/op_mode/multicast.py b/src/op_mode/multicast.py new file mode 100755 index 000000000..0666f8af3 --- /dev/null +++ b/src/op_mode/multicast.py @@ -0,0 +1,72 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2024 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +import json +import sys +import typing + +from tabulate import tabulate +from vyos.utils.process import cmd + +import vyos.opmode + +ArgFamily = typing.Literal['inet', 'inet6'] + +def _get_raw_data(family, interface=None): + tmp = 'ip -4' + if family == 'inet6': + tmp = 'ip -6' + tmp = f'{tmp} -j maddr show' + if interface: + tmp = f'{tmp} dev {interface}' + output = cmd(tmp) + data = json.loads(output) + if not data: + return [] + return data + +def _get_formatted_output(raw_data): + data_entries = [] + + # sort result by interface name + for interface in sorted(raw_data, key=lambda x: x['ifname']): + for address in interface['maddr']: + tmp = [] + tmp.append(interface['ifname']) + tmp.append(address['family']) + tmp.append(address['address']) + + data_entries.append(tmp) + + headers = ["Interface", "Family", "Address"] + output = tabulate(data_entries, headers, numalign="left") + return output + +def show_group(raw: bool, family: ArgFamily, interface: typing.Optional[str]): + multicast_data = _get_raw_data(family=family, interface=interface) + if raw: + return multicast_data + else: + return _get_formatted_output(multicast_data) + +if __name__ == "__main__": + try: + res = vyos.opmode.run(sys.modules[__name__]) + if res: + print(res) + except (ValueError, vyos.opmode.Error) as e: + print(e) + sys.exit(1) -- cgit v1.2.3