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author | Marcus Hoff <marcus.hoff@ring2.dk> | 2020-09-05 09:58:03 +0200 |
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committer | Marcus Hoff <marcus.hoff@ring2.dk> | 2020-09-05 09:58:03 +0200 |
commit | 46fb580fa0131f6815bbcfc95631654f6fe999a8 (patch) | |
tree | 73ae9fcaa97d5cfab7883bc6fbf3ea036677c2a3 /src/conf_mode/interfaces-ethernet.py | |
parent | 0377b8e40b0d3e424da11194e97659c5066c0a1d (diff) | |
parent | b6b61bc9ecf1328e67a0c15934f8bf3966a6b66d (diff) | |
download | vyos-1x-46fb580fa0131f6815bbcfc95631654f6fe999a8.tar.gz vyos-1x-46fb580fa0131f6815bbcfc95631654f6fe999a8.zip |
Merge remote-tracking branch 'upstream/current' into current
Diffstat (limited to 'src/conf_mode/interfaces-ethernet.py')
-rwxr-xr-x | src/conf_mode/interfaces-ethernet.py | 303 |
1 files changed, 38 insertions, 265 deletions
diff --git a/src/conf_mode/interfaces-ethernet.py b/src/conf_mode/interfaces-ethernet.py index 8b895c4d2..a8df64cce 100755 --- a/src/conf_mode/interfaces-ethernet.py +++ b/src/conf_mode/interfaces-ethernet.py @@ -17,295 +17,68 @@ import os from sys import exit -from copy import deepcopy -from netifaces import interfaces -from vyos.ifconfig import EthernetIf -from vyos.ifconfig_vlan import apply_all_vlans, verify_vlan_config -from vyos.configdict import list_diff, intf_to_dict, add_to_dict, interface_default_data -from vyos.validate import is_member from vyos.config import Config +from vyos.configdict import get_interface_dict +from vyos.configverify import verify_interface_exists +from vyos.configverify import verify_dhcpv6 +from vyos.configverify import verify_address +from vyos.configverify import verify_vrf +from vyos.configverify import verify_vlan_config +from vyos.ifconfig import EthernetIf from vyos import ConfigError - from vyos import airbag airbag.enable() -default_config_data = { - **interface_default_data, - 'deleted': False, - 'duplex': 'auto', - 'flow_control': 'on', - 'hw_id': '', - 'ip_arp_cache_tmo': 30, - 'ip_proxy_arp_pvlan': 0, - 'is_bond_member': False, - 'intf': '', - 'offload_gro': 'off', - 'offload_gso': 'off', - 'offload_sg': 'off', - 'offload_tso': 'off', - 'offload_ufo': 'off', - 'speed': 'auto', - 'vif_s': {}, - 'vif_s_remove': [], - 'vif': {}, - 'vif_remove': [], - 'vrf': '' -} - - -def get_config(): - # determine tagNode instance - if 'VYOS_TAGNODE_VALUE' not in os.environ: - raise ConfigError('Interface (VYOS_TAGNODE_VALUE) not specified') - - ifname = os.environ['VYOS_TAGNODE_VALUE'] - conf = Config() - - # check if ethernet interface has been removed - cfg_base = ['interfaces', 'ethernet', ifname] - if not conf.exists(cfg_base): - eth = deepcopy(default_config_data) - eth['intf'] = ifname - eth['deleted'] = True - # we can not bail out early as ethernet interface can not be removed - # Kernel will complain with: RTNETLINK answers: Operation not supported. - # Thus we need to remove individual settings - return eth - - # set new configuration level - conf.set_level(cfg_base) - - eth, disabled = intf_to_dict(conf, default_config_data) - - # disable ethernet flow control (pause frames) - if conf.exists('disable-flow-control'): - eth['flow_control'] = 'off' - - # retrieve real hardware address - if conf.exists('hw-id'): - eth['hw_id'] = conf.return_value('hw-id') - - # interface duplex - if conf.exists('duplex'): - eth['duplex'] = conf.return_value('duplex') - - # ARP cache entry timeout in seconds - if conf.exists('ip arp-cache-timeout'): - eth['ip_arp_cache_tmo'] = int(conf.return_value('ip arp-cache-timeout')) - - # Enable private VLAN proxy ARP on this interface - if conf.exists('ip proxy-arp-pvlan'): - eth['ip_proxy_arp_pvlan'] = 1 - - # check if we are a member of any bond - eth['is_bond_member'] = is_member(conf, eth['intf'], 'bonding') - - # GRO (generic receive offload) - if conf.exists('offload-options generic-receive'): - eth['offload_gro'] = conf.return_value('offload-options generic-receive') - - # GSO (generic segmentation offload) - if conf.exists('offload-options generic-segmentation'): - eth['offload_gso'] = conf.return_value('offload-options generic-segmentation') - - # scatter-gather option - if conf.exists('offload-options scatter-gather'): - eth['offload_sg'] = conf.return_value('offload-options scatter-gather') - - # TSO (TCP segmentation offloading) - if conf.exists('offload-options tcp-segmentation'): - eth['offload_tso'] = conf.return_value('offload-options tcp-segmentation') - - # UDP fragmentation offloading - if conf.exists('offload-options udp-fragmentation'): - eth['offload_ufo'] = conf.return_value('offload-options udp-fragmentation') - - # interface speed - if conf.exists('speed'): - eth['speed'] = conf.return_value('speed') - - # remove default IPv6 link-local address if member of a bond - if eth['is_bond_member'] and 'fe80::/64' in eth['ipv6_eui64_prefix']: - eth['ipv6_eui64_prefix'].remove('fe80::/64') - eth['ipv6_eui64_prefix_remove'].append('fe80::/64') - - add_to_dict(conf, disabled, eth, 'vif', 'vif') - add_to_dict(conf, disabled, eth, 'vif-s', 'vif_s') - - return eth - +def get_config(config=None): + """ + Retrive CLI config as dictionary. Dictionary can never be empty, as at least the + interface name will be added or a deleted flag + """ + if config: + conf = config + else: + conf = Config() + base = ['interfaces', 'ethernet'] + ethernet = get_interface_dict(conf, base) + return ethernet -def verify(eth): - if eth['deleted']: +def verify(ethernet): + if 'deleted' in ethernet: return None - if eth['intf'] not in interfaces(): - raise ConfigError(f"Interface ethernet {eth['intf']} does not exist") + verify_interface_exists(ethernet) - if eth['speed'] == 'auto': - if eth['duplex'] != 'auto': + if ethernet.get('speed', None) == 'auto': + if ethernet.get('duplex', None) != 'auto': raise ConfigError('If speed is hardcoded, duplex must be hardcoded, too') - if eth['duplex'] == 'auto': - if eth['speed'] != 'auto': + if ethernet.get('duplex', None) == 'auto': + if ethernet.get('speed', None) != 'auto': raise ConfigError('If duplex is hardcoded, speed must be hardcoded, too') - if eth['dhcpv6_prm_only'] and eth['dhcpv6_temporary']: - raise ConfigError('DHCPv6 temporary and parameters-only options are mutually exclusive!') - - memberof = eth['is_bridge_member'] if eth['is_bridge_member'] else eth['is_bond_member'] + verify_dhcpv6(ethernet) + verify_address(ethernet) + verify_vrf(ethernet) - if ( memberof - and ( eth['address'] - or eth['ipv6_eui64_prefix'] - or eth['ipv6_autoconf'] ) ): - raise ConfigError(( - f'Cannot assign address to interface "{eth["intf"]}" ' - f'as it is a member of "{memberof}"!')) - - if eth['vrf']: - if eth['vrf'] not in interfaces(): - raise ConfigError(f'VRF "{eth["vrf"]}" does not exist') - - if memberof: - raise ConfigError(( - f'Interface "{eth["intf"]}" cannot be member of VRF "{eth["vrf"]}" ' - f'and "{memberof}" at the same time!')) - - if eth['mac'] and eth['is_bond_member']: - print('WARNING: "mac {0}" command will be ignored because {1} is a part of {2}'\ - .format(eth['mac'], eth['intf'], eth['is_bond_member'])) + if {'is_bond_member', 'mac'} <= set(ethernet): + print(f'WARNING: changing mac address "{mac}" will be ignored as "{ifname}" ' + f'is a member of bond "{is_bond_member}"'.format(**ethernet)) # use common function to verify VLAN configuration - verify_vlan_config(eth) + verify_vlan_config(ethernet) return None -def generate(eth): +def generate(ethernet): return None -def apply(eth): - e = EthernetIf(eth['intf']) - if eth['deleted']: - # apply all vlans to interface (they need removing too) - apply_all_vlans(e, eth) - +def apply(ethernet): + e = EthernetIf(ethernet['ifname']) + if 'deleted' in ethernet: # delete interface e.remove() else: - # update interface description used e.g. within SNMP - e.set_alias(eth['description']) - - if eth['dhcp_client_id']: - e.dhcp.v4.options['client_id'] = eth['dhcp_client_id'] - - if eth['dhcp_hostname']: - e.dhcp.v4.options['hostname'] = eth['dhcp_hostname'] - - if eth['dhcp_vendor_class_id']: - e.dhcp.v4.options['vendor_class_id'] = eth['dhcp_vendor_class_id'] - - if eth['dhcpv6_prm_only']: - e.dhcp.v6.options['dhcpv6_prm_only'] = True - - if eth['dhcpv6_temporary']: - e.dhcp.v6.options['dhcpv6_temporary'] = True - - if eth['dhcpv6_pd_length']: - e.dhcp.v6.options['dhcpv6_pd_length'] = eth['dhcpv6_pd_length'] - - if eth['dhcpv6_pd_interfaces']: - e.dhcp.v6.options['dhcpv6_pd_interfaces'] = eth['dhcpv6_pd_interfaces'] - - # ignore link state changes - e.set_link_detect(eth['disable_link_detect']) - # disable ethernet flow control (pause frames) - e.set_flow_control(eth['flow_control']) - # configure ARP cache timeout in milliseconds - e.set_arp_cache_tmo(eth['ip_arp_cache_tmo']) - # configure ARP filter configuration - e.set_arp_filter(eth['ip_disable_arp_filter']) - # configure ARP accept - e.set_arp_accept(eth['ip_enable_arp_accept']) - # configure ARP announce - e.set_arp_announce(eth['ip_enable_arp_announce']) - # configure ARP ignore - e.set_arp_ignore(eth['ip_enable_arp_ignore']) - # Enable proxy-arp on this interface - e.set_proxy_arp(eth['ip_proxy_arp']) - # Enable private VLAN proxy ARP on this interface - e.set_proxy_arp_pvlan(eth['ip_proxy_arp_pvlan']) - # IPv6 accept RA - e.set_ipv6_accept_ra(eth['ipv6_accept_ra']) - # IPv6 address autoconfiguration - e.set_ipv6_autoconf(eth['ipv6_autoconf']) - # IPv6 forwarding - e.set_ipv6_forwarding(eth['ipv6_forwarding']) - # IPv6 Duplicate Address Detection (DAD) tries - e.set_ipv6_dad_messages(eth['ipv6_dup_addr_detect']) - - # Delete old IPv6 EUI64 addresses before changing MAC - for addr in eth['ipv6_eui64_prefix_remove']: - e.del_ipv6_eui64_address(addr) - - # Change interface MAC address - re-set to real hardware address (hw-id) - # if custom mac is removed. Skip if bond member. - if not eth['is_bond_member']: - if eth['mac']: - e.set_mac(eth['mac']) - elif eth['hw_id']: - e.set_mac(eth['hw_id']) - - # Add IPv6 EUI-based addresses - for addr in eth['ipv6_eui64_prefix']: - e.add_ipv6_eui64_address(addr) - - # Maximum Transmission Unit (MTU) - e.set_mtu(eth['mtu']) - - # GRO (generic receive offload) - e.set_gro(eth['offload_gro']) - - # GSO (generic segmentation offload) - e.set_gso(eth['offload_gso']) - - # scatter-gather option - e.set_sg(eth['offload_sg']) - - # TSO (TCP segmentation offloading) - e.set_tso(eth['offload_tso']) - - # UDP fragmentation offloading - e.set_ufo(eth['offload_ufo']) - - # Set physical interface speed and duplex - e.set_speed_duplex(eth['speed'], eth['duplex']) - - # Enable/Disable interface - if eth['disable']: - e.set_admin_state('down') - else: - e.set_admin_state('up') - - # Configure interface address(es) - # - not longer required addresses get removed first - # - newly addresses will be added second - for addr in eth['address_remove']: - e.del_addr(addr) - for addr in eth['address']: - e.add_addr(addr) - - # assign/remove VRF (ONLY when not a member of a bridge or bond, - # otherwise 'nomaster' removes it from it) - if not ( eth['is_bridge_member'] or eth['is_bond_member'] ): - e.set_vrf(eth['vrf']) - - # re-add ourselves to any bridge we might have fallen out of - if eth['is_bridge_member']: - e.add_to_bridge(eth['is_bridge_member']) - - # apply all vlans to interface - apply_all_vlans(e, eth) + e.update(ethernet) if __name__ == '__main__': |