diff options
Diffstat (limited to 'src/conf_mode/interfaces-pseudo-ethernet.py')
| -rwxr-xr-x | src/conf_mode/interfaces-pseudo-ethernet.py | 236 |
1 files changed, 48 insertions, 188 deletions
diff --git a/src/conf_mode/interfaces-pseudo-ethernet.py b/src/conf_mode/interfaces-pseudo-ethernet.py index fb8237bee..fe2d7b1be 100755 --- a/src/conf_mode/interfaces-pseudo-ethernet.py +++ b/src/conf_mode/interfaces-pseudo-ethernet.py @@ -18,115 +18,66 @@ import os from copy import deepcopy from sys import exit -from netifaces import interfaces from vyos.config import Config -from vyos.configdict import list_diff, intf_to_dict, add_to_dict, interface_default_data -from vyos.ifconfig import MACVLANIf, Section -from vyos.ifconfig_vlan import apply_all_vlans, verify_vlan_config +from vyos.configdict import get_interface_dict +from vyos.configdict import leaf_node_changed +from vyos.configverify import verify_vrf +from vyos.configverify import verify_address +from vyos.configverify import verify_bridge_delete +from vyos.configverify import verify_source_interface +from vyos.configverify import verify_vlan_config +from vyos.ifconfig import MACVLANIf +from vyos.validate import is_member from vyos import ConfigError from vyos import airbag airbag.enable() -default_config_data = { - **interface_default_data, - 'deleted': False, - 'intf': '', - 'ip_arp_cache_tmo': 30, - 'ip_proxy_arp_pvlan': 0, - 'source_interface': '', - 'recreating_required': False, - 'mode': 'private', - 'vif_s': {}, - 'vif_s_remove': [], - 'vif': {}, - 'vif_remove': [], - 'vrf': '' -} - def get_config(): - peth = deepcopy(default_config_data) + """ + Retrive CLI config as dictionary. Dictionary can never be empty, as at + least the interface name will be added or a deleted flag + """ conf = Config() + base = ['interfaces', 'pseudo-ethernet'] + peth = get_interface_dict(conf, base) - # determine tagNode instance - if 'VYOS_TAGNODE_VALUE' not in os.environ: - raise ConfigError('Interface (VYOS_TAGNODE_VALUE) not specified') - - peth['intf'] = os.environ['VYOS_TAGNODE_VALUE'] - - # Check if interface has been removed - cfg_base = ['interfaces', 'pseudo-ethernet', peth['intf']] - if not conf.exists(cfg_base): - peth['deleted'] = True - return peth - - # set new configuration level - conf.set_level(cfg_base) - - peth, disabled = intf_to_dict(conf, default_config_data) - - # ARP cache entry timeout in seconds - if conf.exists(['ip', 'arp-cache-timeout']): - peth['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']): - peth['ip_proxy_arp_pvlan'] = 1 - - # Physical interface - if conf.exists(['source-interface']): - peth['source_interface'] = conf.return_value(['source-interface']) - tmp = conf.return_effective_value(['source-interface']) - if tmp != peth['source_interface']: - peth['recreating_required'] = True + mode = leaf_node_changed(conf, ['mode']) + if mode: + peth.update({'mode_old' : mode}) - # MACvlan mode - if conf.exists(['mode']): - peth['mode'] = conf.return_value(['mode']) - tmp = conf.return_effective_value(['mode']) - if tmp != peth['mode']: - peth['recreating_required'] = True + # Check if source-interface is member of a bridge device + if 'source_interface' in peth: + bridge = is_member(conf, peth['source_interface'], 'bridge') + if bridge: + peth.update({'source_interface_is_bridge_member' : bridge}) - add_to_dict(conf, disabled, peth, 'vif', 'vif') - add_to_dict(conf, disabled, peth, 'vif-s', 'vif_s') + # Check if we are a member of a bond device + bond = is_member(conf, peth['source_interface'], 'bonding') + if bond: + peth.update({'source_interface_is_bond_member' : bond}) return peth def verify(peth): - if peth['deleted']: - if peth['is_bridge_member']: - raise ConfigError(( - f'Cannot delete interface "{peth["intf"]}" as it is a ' - f'member of bridge "{peth["is_bridge_member"]}"!')) - + if 'deleted' in peth: + verify_bridge_delete(peth) return None - if not peth['source_interface']: - raise ConfigError(( - f'Link device must be set for pseudo-ethernet "{peth["intf"]}"')) - - if not peth['source_interface'] in interfaces(): - raise ConfigError(( - f'Pseudo-ethernet "{peth["intf"]}" link device does not exist')) + verify_source_interface(peth) + verify_vrf(peth) + verify_address(peth) - if ( peth['is_bridge_member'] - and ( peth['address'] - or peth['ipv6_eui64_prefix'] - or peth['ipv6_autoconf'] ) ): - raise ConfigError(( - f'Cannot assign address to interface "{peth["intf"]}" ' - f'as it is a member of bridge "{peth["is_bridge_member"]}"!')) + if 'source_interface_is_bridge_member' in peth: + raise ConfigError( + 'Source interface "{source_interface}" can not be used as it is already a ' + 'member of bridge "{source_interface_is_bridge_member}"!'.format(**peth)) - if peth['vrf']: - if peth['vrf'] not in interfaces(): - raise ConfigError(f'VRF "{peth["vrf"]}" does not exist') - - if peth['is_bridge_member']: - raise ConfigError(( - f'Interface "{peth["intf"]}" cannot be member of VRF ' - f'"{peth["vrf"]}" and bridge {peth["is_bridge_member"]} ' - f'at the same time!')) + if 'source_interface_is_bond_member' in peth: + raise ConfigError( + 'Source interface "{source_interface}" can not be used as it is already a ' + 'member of bond "{source_interface_is_bond_member}"!'.format(**peth)) # use common function to verify VLAN configuration verify_vlan_config(peth) @@ -136,17 +87,16 @@ def generate(peth): return None def apply(peth): - if peth['deleted']: + if 'deleted' in peth: # delete interface - MACVLANIf(peth['intf']).remove() + MACVLANIf(peth['ifname']).remove() return None # Check if MACVLAN interface already exists. Parameters like the underlaying - # source-interface device or mode can not be changed on the fly and the interface - # needs to be recreated from the bottom. - if peth['intf'] in interfaces(): - if peth['recreating_required']: - MACVLANIf(peth['intf']).remove() + # source-interface device or mode can not be changed on the fly and the + # interface needs to be recreated from the bottom. + if 'mode_old' in peth: + MACVLANIf(peth['ifname']).remove() # MACVLAN interface needs to be created on-block instead of passing a ton # of arguments, I just use a dict that is managed by vyos.ifconfig @@ -158,98 +108,8 @@ def apply(peth): # It is safe to "re-create" the interface always, there is a sanity check # that the interface will only be create if its non existent - p = MACVLANIf(peth['intf'], **conf) - - # update interface description used e.g. within SNMP - p.set_alias(peth['description']) - - if peth['dhcp_client_id']: - p.dhcp.v4.options['client_id'] = peth['dhcp_client_id'] - - if peth['dhcp_hostname']: - p.dhcp.v4.options['hostname'] = peth['dhcp_hostname'] - - if peth['dhcp_vendor_class_id']: - p.dhcp.v4.options['vendor_class_id'] = peth['dhcp_vendor_class_id'] - - if peth['dhcpv6_prm_only']: - p.dhcp.v6.options['dhcpv6_prm_only'] = True - - if peth['dhcpv6_temporary']: - p.dhcp.v6.options['dhcpv6_temporary'] = True - - if peth['dhcpv6_pd_length']: - p.dhcp.v6.options['dhcpv6_pd_length'] = peth['dhcpv6_pd_length'] - - if peth['dhcpv6_pd_interfaces']: - p.dhcp.v6.options['dhcpv6_pd_interfaces'] = peth['dhcpv6_pd_interfaces'] - - # ignore link state changes - p.set_link_detect(peth['disable_link_detect']) - # configure ARP cache timeout in milliseconds - p.set_arp_cache_tmo(peth['ip_arp_cache_tmo']) - # configure ARP filter configuration - p.set_arp_filter(peth['ip_disable_arp_filter']) - # configure ARP accept - p.set_arp_accept(peth['ip_enable_arp_accept']) - # configure ARP announce - p.set_arp_announce(peth['ip_enable_arp_announce']) - # configure ARP ignore - p.set_arp_ignore(peth['ip_enable_arp_ignore']) - # Enable proxy-arp on this interface - p.set_proxy_arp(peth['ip_proxy_arp']) - # Enable private VLAN proxy ARP on this interface - p.set_proxy_arp_pvlan(peth['ip_proxy_arp_pvlan']) - # IPv6 accept RA - p.set_ipv6_accept_ra(peth['ipv6_accept_ra']) - # IPv6 address autoconfiguration - p.set_ipv6_autoconf(peth['ipv6_autoconf']) - # IPv6 forwarding - p.set_ipv6_forwarding(peth['ipv6_forwarding']) - # IPv6 Duplicate Address Detection (DAD) tries - p.set_ipv6_dad_messages(peth['ipv6_dup_addr_detect']) - - # assign/remove VRF (ONLY when not a member of a bridge, - # otherwise 'nomaster' removes it from it) - if not peth['is_bridge_member']: - p.set_vrf(peth['vrf']) - - # Delete old IPv6 EUI64 addresses before changing MAC - for addr in peth['ipv6_eui64_prefix_remove']: - p.del_ipv6_eui64_address(addr) - - # Change interface MAC address - if peth['mac']: - p.set_mac(peth['mac']) - - # Add IPv6 EUI-based addresses - for addr in peth['ipv6_eui64_prefix']: - p.add_ipv6_eui64_address(addr) - - # Change interface mode - p.set_mode(peth['mode']) - - # Enable/Disable interface - if peth['disable']: - p.set_admin_state('down') - else: - p.set_admin_state('up') - - # Configure interface address(es) - # - not longer required addresses get removed first - # - newly addresses will be added second - for addr in peth['address_remove']: - p.del_addr(addr) - for addr in peth['address']: - p.add_addr(addr) - - # re-add ourselves to any bridge we might have fallen out of - if peth['is_bridge_member']: - p.add_to_bridge(peth['is_bridge_member']) - - # apply all vlans to interface - apply_all_vlans(p, peth) - + p = MACVLANIf(peth['ifname'], **conf) + p.update(peth) return None if __name__ == '__main__': |