diff options
Diffstat (limited to 'src/conf_mode')
-rwxr-xr-x | src/conf_mode/interfaces-erspan.py | 32 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-ethernet.py | 30 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-geneve.py | 12 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-l2tpv3.py | 33 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-macsec.py | 10 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-openvpn.py | 5 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-pseudo-ethernet.py | 12 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-tunnel.py | 88 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-vxlan.py | 13 | ||||
-rwxr-xr-x | src/conf_mode/interfaces-wireless.py | 11 | ||||
-rwxr-xr-x | src/conf_mode/protocols_bfd.py | 230 | ||||
-rwxr-xr-x | src/conf_mode/protocols_bgp.py | 55 | ||||
-rwxr-xr-x | src/conf_mode/protocols_ospf.py | 4 | ||||
-rwxr-xr-x | src/conf_mode/protocols_ospfv3.py | 12 | ||||
-rwxr-xr-x | src/conf_mode/service_console-server.py | 23 | ||||
-rwxr-xr-x | src/conf_mode/service_webproxy.py | 3 | ||||
-rwxr-xr-x | src/conf_mode/vrrp.py | 6 |
17 files changed, 223 insertions, 356 deletions
diff --git a/src/conf_mode/interfaces-erspan.py b/src/conf_mode/interfaces-erspan.py index 2d65b834c..97ae3cf55 100755 --- a/src/conf_mode/interfaces-erspan.py +++ b/src/conf_mode/interfaces-erspan.py @@ -48,7 +48,7 @@ def get_config(config=None): conf = Config() base = ['interfaces', 'erspan'] erspan = get_interface_dict(conf, base) - + tmp = leaf_node_changed(conf, ['encapsulation']) if tmp: erspan.update({'encapsulation_changed': {}}) @@ -58,30 +58,30 @@ def get_config(config=None): def verify(erspan): if 'deleted' in erspan: return None - + if 'encapsulation' not in erspan: raise ConfigError('Unable to detect the following ERSPAN tunnel encapsulation'\ '{ifname}!'.format(**erspan)) verify_mtu_ipv6(erspan) verify_tunnel(erspan) - + key = dict_search('parameters.ip.key',erspan) if key == None: raise ConfigError('parameters.ip.key is mandatory for ERSPAN tunnel') - + def generate(erspan): return None def apply(erspan): - if 'deleted' in erspan or 'encapsulation_changed' in erspan: - if erspan['ifname'] in interfaces(): - tmp = Interface(erspan['ifname']) - tmp.remove() - if 'deleted' in erspan: - return None - + if 'deleted' in erspan or 'encapsulation_changed' in erspan: + if erspan['ifname'] in interfaces(): + tmp = Interface(erspan['ifname']) + tmp.remove() + if 'deleted' in erspan: + return None + dispatch = { 'erspan': ERSpanIf, 'ip6erspan': ER6SpanIf @@ -90,14 +90,8 @@ def apply(erspan): # We need to re-map the tunnel encapsulation proto to a valid interface class encap = erspan['encapsulation'] klass = dispatch[encap] - - conf = deepcopy(erspan) - - conf.update(klass.get_config()) - - del conf['ifname'] - - erspan_tunnel = klass(erspan['ifname'],**conf) + + erspan_tunnel = klass(**erspan) erspan_tunnel.change_options() erspan_tunnel.update(erspan) diff --git a/src/conf_mode/interfaces-ethernet.py b/src/conf_mode/interfaces-ethernet.py index e7f0cd6a5..378f400b8 100755 --- a/src/conf_mode/interfaces-ethernet.py +++ b/src/conf_mode/interfaces-ethernet.py @@ -30,6 +30,7 @@ from vyos.configverify import verify_mtu from vyos.configverify import verify_mtu_ipv6 from vyos.configverify import verify_vlan_config from vyos.configverify import verify_vrf +from vyos.ethtool import Ethtool from vyos.ifconfig import EthernetIf from vyos.template import render from vyos.util import call @@ -76,10 +77,37 @@ def verify(ethernet): verify_mirror(ethernet) # verify offloading capabilities - if 'offload' in ethernet and 'rps' in ethernet['offload']: + if dict_search('offload.rps', ethernet) != None: if not os.path.exists(f'/sys/class/net/{ifname}/queues/rx-0/rps_cpus'): raise ConfigError('Interface does not suport RPS!') + driver = EthernetIf(ifname).get_driver_name() + # T3342 - Xen driver requires special treatment + if driver == 'vif': + if int(ethernet['mtu']) > 1500 and dict_search('offload.sg', ethernet) == None: + raise ConfigError('Xen netback drivers requires scatter-gatter offloading '\ + 'for MTU size larger then 1500 bytes') + + ethtool = Ethtool(ifname) + if 'ring_buffer' in ethernet: + max_rx = ethtool.get_rx_buffer() + if not max_rx: + raise ConfigError('Driver does not support RX ring-buffer configuration!') + + max_tx = ethtool.get_tx_buffer() + if not max_tx: + raise ConfigError('Driver does not support TX ring-buffer configuration!') + + rx = dict_search('ring_buffer.rx', ethernet) + if rx and int(rx) > int(max_rx): + raise ConfigError(f'Driver only supports a maximum RX ring-buffer '\ + f'size of "{max_rx}" bytes!') + + tx = dict_search('ring_buffer.tx', ethernet) + if tx and int(tx) > int(max_tx): + raise ConfigError(f'Driver only supports a maximum TX ring-buffer '\ + f'size of "{max_tx}" bytes!') + # XDP requires multiple TX queues if 'xdp' in ethernet: queues = glob(f'/sys/class/net/{ifname}/queues/tx-*') diff --git a/src/conf_mode/interfaces-geneve.py b/src/conf_mode/interfaces-geneve.py index 979a5612e..2a63b60aa 100755 --- a/src/conf_mode/interfaces-geneve.py +++ b/src/conf_mode/interfaces-geneve.py @@ -72,18 +72,8 @@ def apply(geneve): g.remove() if 'deleted' not in geneve: - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = GeneveIf.get_config() - - # Assign GENEVE instance configuration parameters to config dict - conf['vni'] = geneve['vni'] - conf['remote'] = geneve['remote'] - # Finally create the new interface - g = GeneveIf(geneve['ifname'], **conf) + g = GeneveIf(**geneve) g.update(geneve) return None diff --git a/src/conf_mode/interfaces-l2tpv3.py b/src/conf_mode/interfaces-l2tpv3.py index 7b3afa058..9b6ddd5aa 100755 --- a/src/conf_mode/interfaces-l2tpv3.py +++ b/src/conf_mode/interfaces-l2tpv3.py @@ -34,7 +34,6 @@ airbag.enable() k_mod = ['l2tp_eth', 'l2tp_netlink', 'l2tp_ip', 'l2tp_ip6'] - def get_config(config=None): """ Retrive CLI config as dictionary. Dictionary can never be empty, as at least the @@ -65,15 +64,15 @@ def verify(l2tpv3): interface = l2tpv3['ifname'] - for key in ['local_ip', 'remote_ip', 'tunnel_id', 'peer_tunnel_id', + for key in ['source_address', 'remote', 'tunnel_id', 'peer_tunnel_id', 'session_id', 'peer_session_id']: if key not in l2tpv3: tmp = key.replace('_', '-') - raise ConfigError(f'L2TPv3 {tmp} must be configured!') + raise ConfigError(f'Missing mandatory L2TPv3 option: "{tmp}"!') - if not is_addr_assigned(l2tpv3['local_ip']): - raise ConfigError('L2TPv3 local-ip address ' - '"{local_ip}" is not configured!'.format(**l2tpv3)) + if not is_addr_assigned(l2tpv3['source_address']): + raise ConfigError('L2TPv3 source-address address "{source_address}" ' + 'not configured on any interface!'.format(**l2tpv3)) verify_mtu_ipv6(l2tpv3) verify_address(l2tpv3) @@ -83,34 +82,16 @@ def generate(l2tpv3): return None def apply(l2tpv3): - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = L2TPv3If.get_config() - # Check if L2TPv3 interface already exists if l2tpv3['ifname'] in interfaces(): # L2TPv3 is picky when changing tunnels/sessions, thus we can simply # always delete it first. - conf['session_id'] = l2tpv3['session_id'] - conf['tunnel_id'] = l2tpv3['tunnel_id'] - l = L2TPv3If(l2tpv3['ifname'], **conf) + l = L2TPv3If(**l2tpv3) l.remove() if 'deleted' not in l2tpv3: - conf['peer_tunnel_id'] = l2tpv3['peer_tunnel_id'] - conf['local_port'] = l2tpv3['source_port'] - conf['remote_port'] = l2tpv3['destination_port'] - conf['encapsulation'] = l2tpv3['encapsulation'] - conf['local_address'] = l2tpv3['local_ip'] - conf['remote_address'] = l2tpv3['remote_ip'] - conf['session_id'] = l2tpv3['session_id'] - conf['tunnel_id'] = l2tpv3['tunnel_id'] - conf['peer_session_id'] = l2tpv3['peer_session_id'] - # Finally create the new interface - l = L2TPv3If(l2tpv3['ifname'], **conf) + l = L2TPv3If(**l2tpv3) l.update(l2tpv3) return None diff --git a/src/conf_mode/interfaces-macsec.py b/src/conf_mode/interfaces-macsec.py index bfebed7e4..eab69f36e 100755 --- a/src/conf_mode/interfaces-macsec.py +++ b/src/conf_mode/interfaces-macsec.py @@ -115,17 +115,9 @@ def apply(macsec): os.unlink(wpa_suppl_conf.format(**macsec)) else: - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = MACsecIf.get_config() - conf['source_interface'] = macsec['source_interface'] - conf['security_cipher'] = macsec['security']['cipher'] - # 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 - i = MACsecIf(macsec['ifname'], **conf) + i = MACsecIf(**macsec) i.update(macsec) call('systemctl restart wpa_supplicant-macsec@{source_interface}' diff --git a/src/conf_mode/interfaces-openvpn.py b/src/conf_mode/interfaces-openvpn.py index ee6f05fcd..4afb85526 100755 --- a/src/conf_mode/interfaces-openvpn.py +++ b/src/conf_mode/interfaces-openvpn.py @@ -502,10 +502,7 @@ def apply(openvpn): # existed - nevertheless, spawn new OpenVPN process call(f'systemctl start openvpn@{interface}.service') - conf = VTunIf.get_config() - conf['device_type'] = openvpn['device_type'] - - o = VTunIf(interface, **conf) + o = VTunIf(**openvpn) o.update(openvpn) return None diff --git a/src/conf_mode/interfaces-pseudo-ethernet.py b/src/conf_mode/interfaces-pseudo-ethernet.py index ddbef56ac..34a054837 100755 --- a/src/conf_mode/interfaces-pseudo-ethernet.py +++ b/src/conf_mode/interfaces-pseudo-ethernet.py @@ -75,19 +75,9 @@ def apply(peth): if 'mode_old' in peth: MACVLANIf(peth['ifname']).remove() - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = MACVLANIf.get_config() - - # Assign MACVLAN instance configuration parameters to config dict - conf['source_interface'] = peth['source_interface'] - conf['mode'] = peth['mode'] - # 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['ifname'], **conf) + p = MACVLANIf(**peth) p.update(peth) return None diff --git a/src/conf_mode/interfaces-tunnel.py b/src/conf_mode/interfaces-tunnel.py index 034bd6dd1..b63312750 100755 --- a/src/conf_mode/interfaces-tunnel.py +++ b/src/conf_mode/interfaces-tunnel.py @@ -31,16 +31,10 @@ from vyos.configverify import verify_mtu_ipv6 from vyos.configverify import verify_vrf from vyos.configverify import verify_tunnel from vyos.ifconfig import Interface -from vyos.ifconfig import GREIf -from vyos.ifconfig import GRETapIf -from vyos.ifconfig import IPIPIf -from vyos.ifconfig import IP6GREIf -from vyos.ifconfig import IPIP6If -from vyos.ifconfig import IP6IP6If -from vyos.ifconfig import SitIf -from vyos.ifconfig import Sit6RDIf +from vyos.ifconfig import TunnelIf from vyos.template import is_ipv4 from vyos.template import is_ipv6 +from vyos.util import get_json_iface_options from vyos.util import dict_search from vyos import ConfigError from vyos import airbag @@ -79,8 +73,8 @@ def verify(tunnel): return None if 'encapsulation' not in tunnel: - raise ConfigError('Must configure the tunnel encapsulation for '\ - '{ifname}!'.format(**tunnel)) + error = 'Must configure encapsulation for "{ifname}"!' + raise ConfigError(error.format(**tunnel)) verify_mtu_ipv6(tunnel) verify_address(tunnel) @@ -103,68 +97,26 @@ def generate(tunnel): return None def apply(tunnel): - if 'deleted' in tunnel or 'encapsulation_changed' in tunnel: - if tunnel['ifname'] in interfaces(): - tmp = Interface(tunnel['ifname']) + interface = tunnel['ifname'] + # If a gretap tunnel is already existing we can not "simply" change local or + # remote addresses. This returns "Operation not supported" by the Kernel. + # There is no other solution to destroy and recreate the tunnel. + encap = '' + remote = '' + tmp = get_json_iface_options(interface) + if tmp: + encap = dict_search('linkinfo.info_kind', tmp) + remote = dict_search('linkinfo.info_data.remote', tmp) + + if ('deleted' in tunnel or 'encapsulation_changed' in tunnel or + encap in ['gretap', 'ip6gretap'] or remote in ['any']): + if interface in interfaces(): + tmp = Interface(interface) tmp.remove() if 'deleted' in tunnel: return None - dispatch = { - 'gre': GREIf, - 'gre-bridge': GRETapIf, - 'ipip': IPIPIf, - 'ipip6': IPIP6If, - 'ip6ip6': IP6IP6If, - 'ip6gre': IP6GREIf, - 'sit': SitIf, - } - - # We need to re-map the tunnel encapsulation proto to a valid interface class - encap = tunnel['encapsulation'] - klass = dispatch[encap] - - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = klass.get_config() - - # Copy/re-assign our dictionary values to values understood by the - # derived _Tunnel classes - mapping = { - # this : get_config() - 'local_ip' : 'local', - 'remote_ip' : 'remote', - 'source_interface' : 'dev', - 'parameters.ip.ttl' : 'ttl', - 'parameters.ip.tos' : 'tos', - 'parameters.ip.key' : 'key', - 'parameters.ipv6.encaplimit' : 'encaplimit' - } - - # Add additional IPv6 options if tunnel is IPv6 aware - if tunnel['encapsulation'] in ['ipip6', 'ip6ip6', 'ip6gre']: - mappingv6 = { - # this : get_config() - 'parameters.ipv6.encaplimit' : 'encaplimit', - 'parameters.ipv6.flowlabel' : 'flowlabel', - 'parameters.ipv6.hoplimit' : 'hoplimit', - 'parameters.ipv6.tclass' : 'flowlabel' - } - mapping.update(mappingv6) - - for our_key, their_key in mapping.items(): - if dict_search(our_key, tunnel) and their_key in conf: - conf[their_key] = dict_search(our_key, tunnel) - - if dict_search('parameters.ip.no_pmtu_discovery', tunnel) != None: - if 'pmtudisc' in conf['raw']: - conf['raw'].remove('pmtudisc') - conf['raw'].append('nopmtudisc') - - tun = klass(tunnel['ifname'], **conf) - tun.change_options() + tun = TunnelIf(**tunnel) tun.update(tunnel) return None diff --git a/src/conf_mode/interfaces-vxlan.py b/src/conf_mode/interfaces-vxlan.py index 9a6d72772..8e6247a30 100755 --- a/src/conf_mode/interfaces-vxlan.py +++ b/src/conf_mode/interfaces-vxlan.py @@ -90,19 +90,8 @@ def apply(vxlan): v.remove() if 'deleted' not in vxlan: - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = VXLANIf.get_config() - - # Assign VXLAN instance configuration parameters to config dict - for tmp in ['vni', 'group', 'source_address', 'source_interface', 'remote', 'port']: - if tmp in vxlan: - conf[tmp] = vxlan[tmp] - # Finally create the new interface - v = VXLANIf(vxlan['ifname'], **conf) + v = VXLANIf(**vxlan) v.update(vxlan) return None diff --git a/src/conf_mode/interfaces-wireless.py b/src/conf_mode/interfaces-wireless.py index b25fcd4e0..7b3de6e8a 100755 --- a/src/conf_mode/interfaces-wireless.py +++ b/src/conf_mode/interfaces-wireless.py @@ -255,17 +255,8 @@ def apply(wifi): if 'deleted' in wifi: WiFiIf(interface).remove() else: - # This is a special type of interface which needs additional parameters - # when created using iproute2. Instead of passing a ton of arguments, - # use a dictionary provided by the interface class which holds all the - # options necessary. - conf = WiFiIf.get_config() - - # Assign WiFi instance configuration parameters to config dict - conf['phy'] = wifi['physical_device'] - # Finally create the new interface - w = WiFiIf(interface, **conf) + w = WiFiIf(**wifi) w.update(wifi) # Enable/Disable interface - interface is always placed in diff --git a/src/conf_mode/protocols_bfd.py b/src/conf_mode/protocols_bfd.py index d1e551cad..a43eed504 100755 --- a/src/conf_mode/protocols_bfd.py +++ b/src/conf_mode/protocols_bfd.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2019-2020 VyOS maintainers and contributors +# Copyright (C) 2019-2021 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 @@ -17,191 +17,97 @@ import os from sys import exit -from copy import deepcopy from vyos.config import Config +from vyos.configdict import dict_merge from vyos.template import is_ipv6 -from vyos.template import render +from vyos.template import render_to_string from vyos.util import call from vyos.validate import is_ipv6_link_local +from vyos.xml import defaults from vyos import ConfigError +from vyos import frr from vyos import airbag airbag.enable() -config_file = r'/tmp/bfd.frr' - -default_config_data = { - 'new_peers': [], - 'old_peers' : [] -} - -# get configuration for BFD peer from proposed or effective configuration -def get_bfd_peer_config(peer, conf_mode="proposed"): - conf = Config() - conf.set_level('protocols bfd peer {0}'.format(peer)) - - bfd_peer = { - 'remote': peer, - 'shutdown': False, - 'src_if': '', - 'src_addr': '', - 'multiplier': '3', - 'rx_interval': '300', - 'tx_interval': '300', - 'multihop': False, - 'echo_interval': '', - 'echo_mode': False, - } - - # Check if individual peer is disabled - if conf_mode == "effective" and conf.exists_effective('shutdown'): - bfd_peer['shutdown'] = True - if conf_mode == "proposed" and conf.exists('shutdown'): - bfd_peer['shutdown'] = True - - # Check if peer has a local source interface configured - if conf_mode == "effective" and conf.exists_effective('source interface'): - bfd_peer['src_if'] = conf.return_effective_value('source interface') - if conf_mode == "proposed" and conf.exists('source interface'): - bfd_peer['src_if'] = conf.return_value('source interface') - - # Check if peer has a local source address configured - this is mandatory for IPv6 - if conf_mode == "effective" and conf.exists_effective('source address'): - bfd_peer['src_addr'] = conf.return_effective_value('source address') - if conf_mode == "proposed" and conf.exists('source address'): - bfd_peer['src_addr'] = conf.return_value('source address') - - # Tell BFD daemon that we should expect packets with TTL less than 254 - # (because it will take more than one hop) and to listen on the multihop - # port (4784) - if conf_mode == "effective" and conf.exists_effective('multihop'): - bfd_peer['multihop'] = True - if conf_mode == "proposed" and conf.exists('multihop'): - bfd_peer['multihop'] = True - - # Configures the minimum interval that this system is capable of receiving - # control packets. The default value is 300 milliseconds. - if conf_mode == "effective" and conf.exists_effective('interval receive'): - bfd_peer['rx_interval'] = conf.return_effective_value('interval receive') - if conf_mode == "proposed" and conf.exists('interval receive'): - bfd_peer['rx_interval'] = conf.return_value('interval receive') - - # The minimum transmission interval (less jitter) that this system wants - # to use to send BFD control packets. - if conf_mode == "effective" and conf.exists_effective('interval transmit'): - bfd_peer['tx_interval'] = conf.return_effective_value('interval transmit') - if conf_mode == "proposed" and conf.exists('interval transmit'): - bfd_peer['tx_interval'] = conf.return_value('interval transmit') - - # Configures the detection multiplier to determine packet loss. The remote - # transmission interval will be multiplied by this value to determine the - # connection loss detection timer. The default value is 3. - if conf_mode == "effective" and conf.exists_effective('interval multiplier'): - bfd_peer['multiplier'] = conf.return_effective_value('interval multiplier') - if conf_mode == "proposed" and conf.exists('interval multiplier'): - bfd_peer['multiplier'] = conf.return_value('interval multiplier') - - # Configures the minimal echo receive transmission interval that this system is capable of handling - if conf_mode == "effective" and conf.exists_effective('interval echo-interval'): - bfd_peer['echo_interval'] = conf.return_effective_value('interval echo-interval') - if conf_mode == "proposed" and conf.exists('interval echo-interval'): - bfd_peer['echo_interval'] = conf.return_value('interval echo-interval') - - # Enables or disables the echo transmission mode - if conf_mode == "effective" and conf.exists_effective('echo-mode'): - bfd_peer['echo_mode'] = True - if conf_mode == "proposed" and conf.exists('echo-mode'): - bfd_peer['echo_mode'] = True - - return bfd_peer - -def get_config(): - bfd = deepcopy(default_config_data) - conf = Config() - if not (conf.exists('protocols bfd') or conf.exists_effective('protocols bfd')): - return None +def get_config(config=None): + if config: + conf = config else: - conf.set_level('protocols bfd') - - # as we have to use vtysh to talk to FRR we also need to know - # which peers are gone due to a config removal - thus we read in - # all peers (active or to delete) - for peer in conf.list_effective_nodes('peer'): - bfd['old_peers'].append(get_bfd_peer_config(peer, "effective")) - - for peer in conf.list_nodes('peer'): - bfd['new_peers'].append(get_bfd_peer_config(peer)) - - # find deleted peers - set_new_peers = set(conf.list_nodes('peer')) - set_old_peers = set(conf.list_effective_nodes('peer')) - bfd['deleted_peers'] = set_old_peers - set_new_peers + conf = Config() + base = ['protocols', 'bfd'] + bfd = conf.get_config_dict(base, get_first_key=True) + + # Bail out early if configuration tree does not exist + if not conf.exists(base): + return bfd + + # We have gathered the dict representation of the CLI, but there are + # default options which we need to update into the dictionary retrived. + # XXX: T2665: we currently have no nice way for defaults under tag + # nodes, thus we load the defaults "by hand" + default_values = defaults(base + ['peer']) + if 'peer' in bfd: + for peer in bfd['peer']: + bfd['peer'][peer] = dict_merge(default_values, bfd['peer'][peer]) + + if 'profile' in bfd: + for profile in bfd['profile']: + bfd['profile'][profile] = dict_merge(default_values, bfd['profile'][profile]) return bfd def verify(bfd): - if bfd is None: + if not bfd: return None - # some variables to use later - conf = Config() - - for peer in bfd['new_peers']: - # IPv6 link local peers require an explicit local address/interface - if is_ipv6_link_local(peer['remote']): - if not (peer['src_if'] and peer['src_addr']): - raise ConfigError('BFD IPv6 link-local peers require explicit local address and interface setting') - - # IPv6 peers require an explicit local address - if is_ipv6(peer['remote']): - if not peer['src_addr']: - raise ConfigError('BFD IPv6 peers require explicit local address setting') - - # multihop require source address - if peer['multihop'] and not peer['src_addr']: - raise ConfigError('Multihop require source address') - - # multihop and echo-mode cannot be used together - if peer['multihop'] and peer['echo_mode']: - raise ConfigError('Multihop and echo-mode cannot be used together') - - # multihop doesn't accept interface names - if peer['multihop'] and peer['src_if']: - raise ConfigError('Multihop and source interface cannot be used together') - - # echo interval can be configured only with enabled echo-mode - if peer['echo_interval'] != '' and not peer['echo_mode']: - raise ConfigError('echo-interval can be configured only with enabled echo-mode') - - # check if we deleted peers are not used in configuration - if conf.exists('protocols bgp'): - bgp_as = conf.list_nodes('protocols bgp')[0] - - # check BGP neighbors - for peer in bfd['deleted_peers']: - if conf.exists('protocols bgp {0} neighbor {1} bfd'.format(bgp_as, peer)): - raise ConfigError('Cannot delete BFD peer {0}: it is used in BGP configuration'.format(peer)) - if conf.exists('protocols bgp {0} neighbor {1} peer-group'.format(bgp_as, peer)): - peer_group = conf.return_value('protocols bgp {0} neighbor {1} peer-group'.format(bgp_as, peer)) - if conf.exists('protocols bgp {0} peer-group {1} bfd'.format(bgp_as, peer_group)): - raise ConfigError('Cannot delete BFD peer {0}: it belongs to BGP peer-group {1} with enabled BFD'.format(peer, peer_group)) + if 'peer' in bfd: + for peer, peer_config in bfd['peer'].items(): + # IPv6 link local peers require an explicit local address/interface + if is_ipv6_link_local(peer): + if 'source' not in peer_config or len(peer_config['source'] < 2): + raise ConfigError('BFD IPv6 link-local peers require explicit local address and interface setting') + + # IPv6 peers require an explicit local address + if is_ipv6(peer): + if 'source' not in peer_config or 'address' not in peer_config['source']: + raise ConfigError('BFD IPv6 peers require explicit local address setting') + + if 'multihop' in peer_config: + # multihop require source address + if 'source' not in peer_config or 'address' not in peer_config['source']: + raise ConfigError('BFD multihop require source address') + + # multihop and echo-mode cannot be used together + if 'echo_mode' in peer_config: + raise ConfigError('Multihop and echo-mode cannot be used together') + + # multihop doesn't accept interface names + if 'source' in peer_config and 'interface' in peer_config['source']: + raise ConfigError('Multihop and source interface cannot be used together') return None def generate(bfd): - if bfd is None: + if not bfd: + bfd['new_frr_config'] = '' return None - render(config_file, 'frr/bfd.frr.tmpl', bfd) - return None + bfd['new_frr_config'] = render_to_string('frr/bfd.frr.tmpl', bfd) def apply(bfd): - if bfd is None: - return None - - call("vtysh -d bfdd -f " + config_file) - if os.path.exists(config_file): - os.remove(config_file) + # Save original configuration prior to starting any commit actions + frr_cfg = frr.FRRConfig() + frr_cfg.load_configuration() + frr_cfg.modify_section('^bfd', '') + frr_cfg.add_before(r'(ip prefix-list .*|route-map .*|line vty)', bfd['new_frr_config']) + frr_cfg.commit_configuration() + + # If FRR config is blank, rerun the blank commit x times due to frr-reload + # behavior/bug not properly clearing out on one commit. + if bfd['new_frr_config'] == '': + for a in range(5): + frr_cfg.commit_configuration() return None diff --git a/src/conf_mode/protocols_bgp.py b/src/conf_mode/protocols_bgp.py index 54352460c..7dede74a1 100755 --- a/src/conf_mode/protocols_bgp.py +++ b/src/conf_mode/protocols_bgp.py @@ -20,9 +20,11 @@ from sys import exit from vyos.config import Config from vyos.configdict import dict_merge +from vyos.template import is_ip from vyos.template import render_to_string from vyos.util import call from vyos.util import dict_search +from vyos.validate import is_addr_assigned from vyos import ConfigError from vyos import frr from vyos import airbag @@ -54,6 +56,26 @@ def get_config(config=None): return bgp +def verify_remote_as(peer_config, asn_config): + if 'remote_as' in peer_config: + return peer_config['remote_as'] + + if 'peer_group' in peer_config: + peer_group_name = peer_config['peer_group'] + tmp = dict_search(f'peer_group.{peer_group_name}.remote_as', asn_config) + if tmp: return tmp + + if 'interface' in peer_config: + if 'remote_as' in peer_config['interface']: + return peer_config['interface']['remote_as'] + + if 'peer_group' in peer_config['interface']: + peer_group_name = peer_config['interface']['peer_group'] + tmp = dict_search(f'peer_group.{peer_group_name}.remote_as', asn_config) + if tmp: return tmp + + return None + def verify(bgp): if not bgp: return None @@ -75,22 +97,29 @@ def verify(bgp): # Check if the configure peer-group exists if 'peer_group' in peer_config: peer_group = peer_config['peer_group'] - if peer_group not in asn_config['peer_group']: + if 'peer_group' not in asn_config or peer_group not in asn_config['peer_group']: raise ConfigError(f'Specified peer-group "{peer_group}" for '\ f'neighbor "{neighbor}" does not exist!') - # Some checks can/must only be done on a neighbor and nor a peer-group + # ttl-security and ebgp-multihop can't be used in the same configration + if 'ebgp_multihop' in peer_config and 'ttl_security' in peer_config: + raise ConfigError('You can\'t set both ebgp-multihop and ttl-security hops') + + # Check spaces in the password + if 'password' in peer_config and ' ' in peer_config['password']: + raise ConfigError('You can\'t use spaces in the password') + + # Some checks can/must only be done on a neighbor and not a peer-group if neighbor == 'neighbor': # remote-as must be either set explicitly for the neighbor # or for the entire peer-group - if 'interface' in peer_config: - if 'remote_as' not in peer_config['interface']: - if 'peer_group' not in peer_config['interface'] or 'remote_as' not in asn_config['peer_group'][ peer_config['interface']['peer_group'] ]: - raise ConfigError('Remote AS must be set for neighbor or peer-group!') + if not verify_remote_as(peer_config, asn_config): + raise ConfigError(f'Neighbor "{peer}" remote-as must be set!') - elif 'remote_as' not in peer_config: - if 'peer_group' not in peer_config or 'remote_as' not in asn_config['peer_group'][ peer_config['peer_group'] ]: - raise ConfigError('Remote AS must be set for neighbor or peer-group!') + # Only checks for ipv4 and ipv6 neighbors + # Check if neighbor address is assigned as system interface address + if is_ip(peer) and is_addr_assigned(peer): + raise ConfigError(f'Can\'t configure local address as neighbor "{peer}"') for afi in ['ipv4_unicast', 'ipv6_unicast', 'l2vpn_evpn']: # Bail out early if address family is not configured @@ -127,10 +156,10 @@ def verify(bgp): if 'remote_as' in peer_config and asn != peer_config['remote_as']: raise ConfigError('route-reflector-client only supported for iBGP peers') else: - peer_group_as = dict_search(f'peer_group.{peer_group}.remote_as', asn_config) - if 'peer_group' in peer_config and peer_group_as != None and peer_group_as != asn: - raise ConfigError('route-reflector-client only supported for iBGP peers') - + if 'peer_group' in peer_config: + peer_group_as = dict_search(f'peer_group.{peer_group}.remote_as', asn_config) + if peer_group_as != None and peer_group_as != asn: + raise ConfigError('route-reflector-client only supported for iBGP peers') # Throw an error if a peer group is not configured for allow range for prefix in dict_search('listen.range', asn_config) or []: diff --git a/src/conf_mode/protocols_ospf.py b/src/conf_mode/protocols_ospf.py index 2ce0ab530..aefe7c23e 100755 --- a/src/conf_mode/protocols_ospf.py +++ b/src/conf_mode/protocols_ospf.py @@ -60,7 +60,7 @@ def get_config(config=None): del default_values['area']['area_type']['nssa'] if 'mpls_te' not in ospf: del default_values['mpls_te'] - for protocol in ['bgp', 'connected', 'kernel', 'rip', 'static']: + for protocol in ['bgp', 'connected', 'isis', 'kernel', 'rip', 'static']: if dict_search(f'redistribute.{protocol}', ospf) is None: del default_values['redistribute'][protocol] # XXX: T2665: we currently have no nice way for defaults under tag nodes, @@ -137,7 +137,7 @@ def apply(ospf): # Save original configuration prior to starting any commit actions frr_cfg = frr.FRRConfig() frr_cfg.load_configuration(frr_daemon) - frr_cfg.modify_section(r'interface \S+', '') + frr_cfg.modify_section(r'^interface \S+', '') frr_cfg.modify_section('^router ospf$', '') frr_cfg.add_before(r'(ip prefix-list .*|route-map .*|line vty)', ospf['new_frr_config']) frr_cfg.commit_configuration(frr_daemon) diff --git a/src/conf_mode/protocols_ospfv3.py b/src/conf_mode/protocols_ospfv3.py index 6c3aaf426..6f068b196 100755 --- a/src/conf_mode/protocols_ospfv3.py +++ b/src/conf_mode/protocols_ospfv3.py @@ -23,6 +23,7 @@ from vyos.configdict import dict_merge from vyos.configverify import verify_route_maps from vyos.template import render_to_string from vyos.util import call +from vyos.ifconfig import Interface from vyos.xml import defaults from vyos import ConfigError from vyos import frr @@ -57,6 +58,14 @@ def verify(ospfv3): return None verify_route_maps(ospfv3) + + if 'interface' in ospfv3: + for ifname, if_config in ospfv3['interface'].items(): + if 'ifmtu' in if_config: + mtu = Interface(ifname).get_mtu() + if int(if_config['ifmtu']) > int(mtu): + raise ConfigError(f'OSPFv3 ifmtu cannot go beyond physical MTU of "{mtu}"') + return None def generate(ospfv3): @@ -71,7 +80,8 @@ def apply(ospfv3): # Save original configuration prior to starting any commit actions frr_cfg = frr.FRRConfig() frr_cfg.load_configuration(frr_daemon) - frr_cfg.modify_section('router ospf6', '') + frr_cfg.modify_section(r'^interface \S+', '') + frr_cfg.modify_section('^router ospf6$', '') frr_cfg.add_before(r'(ip prefix-list .*|route-map .*|line vty)', ospfv3['new_frr_config']) frr_cfg.commit_configuration(frr_daemon) diff --git a/src/conf_mode/service_console-server.py b/src/conf_mode/service_console-server.py index 0e5fc75b0..6e94a19ae 100755 --- a/src/conf_mode/service_console-server.py +++ b/src/conf_mode/service_console-server.py @@ -25,7 +25,8 @@ from vyos.util import call from vyos.xml import defaults from vyos import ConfigError -config_file = r'/run/conserver/conserver.cf' +config_file = '/run/conserver/conserver.cf' +dropbear_systemd_file = '/etc/systemd/system/dropbear@{port}.service.d/override.conf' def get_config(config=None): if config: @@ -75,9 +76,22 @@ def generate(proxy): return None render(config_file, 'conserver/conserver.conf.tmpl', proxy) + if 'device' in proxy: + for device in proxy['device']: + if 'ssh' not in proxy['device'][device]: + continue + + tmp = { + 'device' : device, + 'port' : proxy['device'][device]['ssh']['port'], + } + render(dropbear_systemd_file.format(**tmp), + 'conserver/dropbear@.service.tmpl', tmp) + return None def apply(proxy): + call('systemctl daemon-reload') call('systemctl stop dropbear@*.service conserver-server.service') if not proxy: @@ -89,9 +103,10 @@ def apply(proxy): if 'device' in proxy: for device in proxy['device']: - if 'ssh' in proxy['device'][device]: - port = proxy['device'][device]['ssh']['port'] - call(f'systemctl restart dropbear@{device}.service') + if 'ssh' not in proxy['device'][device]: + continue + port = proxy['device'][device]['ssh']['port'] + call(f'systemctl restart dropbear@{port}.service') return None diff --git a/src/conf_mode/service_webproxy.py b/src/conf_mode/service_webproxy.py index 8dfae348a..cbbd2e0bc 100755 --- a/src/conf_mode/service_webproxy.py +++ b/src/conf_mode/service_webproxy.py @@ -123,9 +123,6 @@ def verify(proxy): ldap_auth = dict_search('authentication.method', proxy) == 'ldap' for address, config in proxy['listen_address'].items(): - if not is_addr_assigned(address): - raise ConfigError( - f'listen-address "{address}" not assigned on any interface!') if ldap_auth and 'disable_transparent' not in config: raise ConfigError('Authentication can not be configured when ' \ 'proxy is in transparent mode') diff --git a/src/conf_mode/vrrp.py b/src/conf_mode/vrrp.py index 4510dd3e7..680a80859 100755 --- a/src/conf_mode/vrrp.py +++ b/src/conf_mode/vrrp.py @@ -75,6 +75,7 @@ def get_config(config=None): group["backup_script"] = config.return_value("transition-script backup") group["fault_script"] = config.return_value("transition-script fault") group["stop_script"] = config.return_value("transition-script stop") + group["script_mode_force"] = config.exists("transition-script mode-force") if config.exists("no-preempt"): group["preempt"] = False @@ -183,6 +184,11 @@ def verify(data): if isinstance(pa, IPv4Address): raise ConfigError("VRRP group {0} uses IPv6 but its peer-address is IPv4".format(group["name"])) + # Warn the user about the deprecated mode-force option + if group['script_mode_force']: + print("""Warning: "transition-script mode-force" VRRP option is deprecated and will be removed in VyOS 1.4.""") + print("""It's no longer necessary, so you can safely remove it from your config now.""") + # Disallow same VRID on multiple interfaces _groups = sorted(vrrp_groups, key=(lambda x: x["interface"])) count = len(_groups) - 1 |