diff options
Diffstat (limited to 'src/migration-scripts/interfaces/20-to-21')
| -rwxr-xr-x | src/migration-scripts/interfaces/20-to-21 | 227 |
1 files changed, 101 insertions, 126 deletions
diff --git a/src/migration-scripts/interfaces/20-to-21 b/src/migration-scripts/interfaces/20-to-21 index 06e07572f..0bd858760 100755 --- a/src/migration-scripts/interfaces/20-to-21 +++ b/src/migration-scripts/interfaces/20-to-21 @@ -14,132 +14,107 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. +# T3619: mirror Linux Kernel defaults for ethernet offloading options into VyOS +# CLI. See https://phabricator.vyos.net/T3619#102254 for all the details. +# T3787: Remove deprecated UDP fragmentation offloading option + from sys import argv -from sys import exit + +from vyos.ethtool import Ethtool from vyos.configtree import ConfigTree -def migrate_ospf(config, path, interface): - path = path + ['ospf'] - if config.exists(path): - new_base = ['protocols', 'ospf', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - - # if "ip ospf" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) - -def migrate_ospfv3(config, path, interface): - path = path + ['ospfv3'] - if config.exists(path): - new_base = ['protocols', 'ospfv3', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - - # if "ipv6 ospfv3" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) - -def migrate_rip(config, path, interface): - path = path + ['rip'] - if config.exists(path): - new_base = ['protocols', 'rip', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - - # if "ip rip" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) - -def migrate_ripng(config, path, interface): - path = path + ['ripng'] - if config.exists(path): - new_base = ['protocols', 'ripng', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - - # if "ipv6 ripng" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) - -if __name__ == '__main__': - if (len(argv) < 1): - print("Must specify file name!") - exit(1) - - file_name = argv[1] - with open(file_name, 'r') as f: - config_file = f.read() - - config = ConfigTree(config_file) - - # - # Migrate "interface ethernet eth0 ip ospf" to "protocols ospf interface eth0" - # - for type in config.list_nodes(['interfaces']): - for interface in config.list_nodes(['interfaces', type]): - ip_base = ['interfaces', type, interface, 'ip'] - ipv6_base = ['interfaces', type, interface, 'ipv6'] - migrate_rip(config, ip_base, interface) - migrate_ripng(config, ipv6_base, interface) - migrate_ospf(config, ip_base, interface) - migrate_ospfv3(config, ipv6_base, interface) - - vif_path = ['interfaces', type, interface, 'vif'] - if config.exists(vif_path): - for vif in config.list_nodes(vif_path): - vif_ip_base = vif_path + [vif, 'ip'] - vif_ipv6_base = vif_path + [vif, 'ipv6'] - ifname = f'{interface}.{vif}' - - migrate_rip(config, vif_ip_base, ifname) - migrate_ripng(config, vif_ipv6_base, ifname) - migrate_ospf(config, vif_ip_base, ifname) - migrate_ospfv3(config, vif_ipv6_base, ifname) - - - vif_s_path = ['interfaces', type, interface, 'vif-s'] - if config.exists(vif_s_path): - for vif_s in config.list_nodes(vif_s_path): - vif_s_ip_base = vif_s_path + [vif_s, 'ip'] - vif_s_ipv6_base = vif_s_path + [vif_s, 'ipv6'] - - # vif-c interfaces MUST be migrated before their parent vif-s - # interface as the migrate_*() functions delete the path! - vif_c_path = ['interfaces', type, interface, 'vif-s', vif_s, 'vif-c'] - if config.exists(vif_c_path): - for vif_c in config.list_nodes(vif_c_path): - vif_c_ip_base = vif_c_path + [vif_c, 'ip'] - vif_c_ipv6_base = vif_c_path + [vif_c, 'ipv6'] - ifname = f'{interface}.{vif_s}.{vif_c}' - - migrate_rip(config, vif_c_ip_base, ifname) - migrate_ripng(config, vif_c_ipv6_base, ifname) - migrate_ospf(config, vif_c_ip_base, ifname) - migrate_ospfv3(config, vif_c_ipv6_base, ifname) - - - ifname = f'{interface}.{vif_s}' - migrate_rip(config, vif_s_ip_base, ifname) - migrate_ripng(config, vif_s_ipv6_base, ifname) - migrate_ospf(config, vif_s_ip_base, ifname) - migrate_ospfv3(config, vif_s_ipv6_base, ifname) - - 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) +if (len(argv) < 1): + 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): + 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) |