diff options
Diffstat (limited to 'src/migration-scripts/interfaces/20-to-21')
| -rw-r--r--[-rwxr-xr-x] | src/migration-scripts/interfaces/20-to-21 | 202 |
1 files changed, 92 insertions, 110 deletions
diff --git a/src/migration-scripts/interfaces/20-to-21 b/src/migration-scripts/interfaces/20-to-21 index 05a0c7237..0b6895177 100755..100644 --- a/src/migration-scripts/interfaces/20-to-21 +++ b/src/migration-scripts/interfaces/20-to-21 @@ -1,125 +1,107 @@ -#!/usr/bin/env python3 +# Copyright 2021-2024 VyOS maintainers and contributors <maintainers@vyos.io> # -# Copyright (C) 2021-2024 VyOS maintainers and contributors +# This library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. # -# 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, +# This library 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. +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser 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 <http://www.gnu.org/licenses/>. +# You should have received a copy of the GNU Lesser General Public License +# along with this library. If not, see <http://www.gnu.org/licenses/>. # T3619: mirror Linux Kernel defaults for ethernet offloading options into VyOS # CLI. See https://vyos.dev/T3619#102254 for all the details. # T3787: Remove deprecated UDP fragmentation offloading option -from sys import argv - from vyos.ethtool import Ethtool from vyos.configtree import ConfigTree from vyos.utils.network import interface_exists -if len(argv) < 2: - print("Must specify file name!") - exit(1) - -file_name = argv[1] -with open(file_name, 'r') as f: - config_file = f.read() - base = ['interfaces', 'ethernet'] -config = ConfigTree(config_file) - -if not config.exists(base): - exit(0) - -for ifname in config.list_nodes(base): - # Bail out early if interface vanished from system - if not interface_exists(ifname): - continue - - eth = Ethtool(ifname) - - # If GRO is enabled by the Kernel - we reflect this on the CLI. If GRO is - # enabled via CLI but not supported by the NIC - we remove it from the CLI - configured = config.exists(base + [ifname, 'offload', 'gro']) - enabled, fixed = eth.get_generic_receive_offload() - if configured and fixed: - config.delete(base + [ifname, 'offload', 'gro']) - elif enabled and not fixed: - config.set(base + [ifname, 'offload', 'gro']) - - # If GSO is enabled by the Kernel - we reflect this on the CLI. If GSO is - # enabled via CLI but not supported by the NIC - we remove it from the CLI - configured = config.exists(base + [ifname, 'offload', 'gso']) - enabled, fixed = eth.get_generic_segmentation_offload() - if configured and fixed: - config.delete(base + [ifname, 'offload', 'gso']) - elif enabled and not fixed: - config.set(base + [ifname, 'offload', 'gso']) - - # If LRO is enabled by the Kernel - we reflect this on the CLI. If LRO is - # enabled via CLI but not supported by the NIC - we remove it from the CLI - configured = config.exists(base + [ifname, 'offload', 'lro']) - enabled, fixed = eth.get_large_receive_offload() - if configured and fixed: - config.delete(base + [ifname, 'offload', 'lro']) - elif enabled and not fixed: - config.set(base + [ifname, 'offload', 'lro']) - - # If SG is enabled by the Kernel - we reflect this on the CLI. If SG is - # enabled via CLI but not supported by the NIC - we remove it from the CLI - configured = config.exists(base + [ifname, 'offload', 'sg']) - enabled, fixed = eth.get_scatter_gather() - if configured and fixed: - config.delete(base + [ifname, 'offload', 'sg']) - elif enabled and not fixed: - config.set(base + [ifname, 'offload', 'sg']) - - # If TSO is enabled by the Kernel - we reflect this on the CLI. If TSO is - # enabled via CLI but not supported by the NIC - we remove it from the CLI - configured = config.exists(base + [ifname, 'offload', 'tso']) - enabled, fixed = eth.get_tcp_segmentation_offload() - if configured and fixed: - config.delete(base + [ifname, 'offload', 'tso']) - elif enabled and not fixed: - config.set(base + [ifname, 'offload', 'tso']) - - # Remove deprecated UDP fragmentation offloading option - if config.exists(base + [ifname, 'offload', 'ufo']): - config.delete(base + [ifname, 'offload', 'ufo']) - - # Also while processing the interface configuration, not all adapters support - # changing the speed and duplex settings. If the desired speed and duplex - # values do not work for the NIC driver, we change them back to the default - # value of "auto" - which will be applied if the CLI node is deleted. - speed_path = base + [ifname, 'speed'] - duplex_path = base + [ifname, 'duplex'] - # speed and duplex must always be set at the same time if not set to "auto" - if config.exists(speed_path) and config.exists(duplex_path): - speed = config.return_value(speed_path) - duplex = config.return_value(duplex_path) - if speed != 'auto' and duplex != 'auto': - if not eth.check_speed_duplex(speed, duplex): - config.delete(speed_path) - config.delete(duplex_path) - - # Also while processing the interface configuration, not all adapters support - # changing disabling flow-control - or change this setting. If disabling - # flow-control is not supported by the NIC, we remove the setting from CLI - flow_control_path = base + [ifname, 'disable-flow-control'] - if config.exists(flow_control_path): - if not eth.check_flow_control(): - config.delete(flow_control_path) -try: - with open(file_name, 'w') as f: - f.write(config.to_string()) -except OSError as e: - print("Failed to save the modified config: {}".format(e)) - exit(1) +def migrate(config: ConfigTree) -> None: + if not config.exists(base): + return + + for ifname in config.list_nodes(base): + # Bail out early if interface vanished from system + if not interface_exists(ifname): + continue + + eth = Ethtool(ifname) + + # If GRO is enabled by the Kernel - we reflect this on the CLI. If GRO is + # enabled via CLI but not supported by the NIC - we remove it from the CLI + configured = config.exists(base + [ifname, 'offload', 'gro']) + enabled, fixed = eth.get_generic_receive_offload() + if configured and fixed: + config.delete(base + [ifname, 'offload', 'gro']) + elif enabled and not fixed: + config.set(base + [ifname, 'offload', 'gro']) + + # If GSO is enabled by the Kernel - we reflect this on the CLI. If GSO is + # enabled via CLI but not supported by the NIC - we remove it from the CLI + configured = config.exists(base + [ifname, 'offload', 'gso']) + enabled, fixed = eth.get_generic_segmentation_offload() + if configured and fixed: + config.delete(base + [ifname, 'offload', 'gso']) + elif enabled and not fixed: + config.set(base + [ifname, 'offload', 'gso']) + + # If LRO is enabled by the Kernel - we reflect this on the CLI. If LRO is + # enabled via CLI but not supported by the NIC - we remove it from the CLI + configured = config.exists(base + [ifname, 'offload', 'lro']) + enabled, fixed = eth.get_large_receive_offload() + if configured and fixed: + config.delete(base + [ifname, 'offload', 'lro']) + elif enabled and not fixed: + config.set(base + [ifname, 'offload', 'lro']) + + # If SG is enabled by the Kernel - we reflect this on the CLI. If SG is + # enabled via CLI but not supported by the NIC - we remove it from the CLI + configured = config.exists(base + [ifname, 'offload', 'sg']) + enabled, fixed = eth.get_scatter_gather() + if configured and fixed: + config.delete(base + [ifname, 'offload', 'sg']) + elif enabled and not fixed: + config.set(base + [ifname, 'offload', 'sg']) + + # If TSO is enabled by the Kernel - we reflect this on the CLI. If TSO is + # enabled via CLI but not supported by the NIC - we remove it from the CLI + configured = config.exists(base + [ifname, 'offload', 'tso']) + enabled, fixed = eth.get_tcp_segmentation_offload() + if configured and fixed: + config.delete(base + [ifname, 'offload', 'tso']) + elif enabled and not fixed: + config.set(base + [ifname, 'offload', 'tso']) + + # Remove deprecated UDP fragmentation offloading option + if config.exists(base + [ifname, 'offload', 'ufo']): + config.delete(base + [ifname, 'offload', 'ufo']) + + # Also while processing the interface configuration, not all adapters support + # changing the speed and duplex settings. If the desired speed and duplex + # values do not work for the NIC driver, we change them back to the default + # value of "auto" - which will be applied if the CLI node is deleted. + speed_path = base + [ifname, 'speed'] + duplex_path = base + [ifname, 'duplex'] + # speed and duplex must always be set at the same time if not set to "auto" + if config.exists(speed_path) and config.exists(duplex_path): + speed = config.return_value(speed_path) + duplex = config.return_value(duplex_path) + if speed != 'auto' and duplex != 'auto': + if not eth.check_speed_duplex(speed, duplex): + config.delete(speed_path) + config.delete(duplex_path) + + # Also while processing the interface configuration, not all adapters support + # changing disabling flow-control - or change this setting. If disabling + # flow-control is not supported by the NIC, we remove the setting from CLI + flow_control_path = base + [ifname, 'disable-flow-control'] + if config.exists(flow_control_path): + if not eth.check_flow_control(): + config.delete(flow_control_path) |