diff options
| -rw-r--r-- | interface-definitions/include/interface/tunnel-remote-multi.xml.i | 19 | ||||
| -rw-r--r-- | interface-definitions/include/interface/tunnel-remote.xml.i | 2 | ||||
| -rw-r--r-- | interface-definitions/interfaces-vxlan.xml.in | 2 | ||||
| -rw-r--r-- | python/vyos/ifconfig/vxlan.py | 19 | ||||
| -rw-r--r-- | python/vyos/util.py | 8 | ||||
| -rwxr-xr-x | smoketest/scripts/cli/test_interfaces_vxlan.py | 36 | ||||
| -rwxr-xr-x | src/conf_mode/interfaces-bridge.py | 1 | ||||
| -rwxr-xr-x | src/conf_mode/interfaces-vxlan.py | 32 |
8 files changed, 97 insertions, 22 deletions
diff --git a/interface-definitions/include/interface/tunnel-remote-multi.xml.i b/interface-definitions/include/interface/tunnel-remote-multi.xml.i new file mode 100644 index 000000000..f672087a4 --- /dev/null +++ b/interface-definitions/include/interface/tunnel-remote-multi.xml.i @@ -0,0 +1,19 @@ +<!-- include start from interface/tunnel-remote-multi.xml.i --> +<leafNode name="remote"> + <properties> + <help>Tunnel remote address</help> + <valueHelp> + <format>ipv4</format> + <description>Tunnel remote IPv4 address</description> + </valueHelp> + <valueHelp> + <format>ipv6</format> + <description>Tunnel remote IPv6 address</description> + </valueHelp> + <constraint> + <validator name="ip-address"/> + </constraint> + <multi/> + </properties> +</leafNode> +<!-- include end --> diff --git a/interface-definitions/include/interface/tunnel-remote.xml.i b/interface-definitions/include/interface/tunnel-remote.xml.i index 1ba9b0382..2a8891b85 100644 --- a/interface-definitions/include/interface/tunnel-remote.xml.i +++ b/interface-definitions/include/interface/tunnel-remote.xml.i @@ -1,4 +1,4 @@ -<!-- include start from rip/tunnel-remote.xml.i --> +<!-- include start from interface/tunnel-remote.xml.i --> <leafNode name="remote"> <properties> <help>Tunnel remote address</help> diff --git a/interface-definitions/interfaces-vxlan.xml.in b/interface-definitions/interfaces-vxlan.xml.in index 4c3c3ac71..0546b4199 100644 --- a/interface-definitions/interfaces-vxlan.xml.in +++ b/interface-definitions/interfaces-vxlan.xml.in @@ -98,7 +98,7 @@ </leafNode> #include <include/source-address-ipv4-ipv6.xml.i> #include <include/source-interface.xml.i> - #include <include/interface/tunnel-remote.xml.i> + #include <include/interface/tunnel-remote-multi.xml.i> #include <include/interface/vrf.xml.i> #include <include/vni.xml.i> </children> diff --git a/python/vyos/ifconfig/vxlan.py b/python/vyos/ifconfig/vxlan.py index 0c5282db4..516a19f24 100644 --- a/python/vyos/ifconfig/vxlan.py +++ b/python/vyos/ifconfig/vxlan.py @@ -1,4 +1,4 @@ -# Copyright 2019-2021 VyOS maintainers and contributors <maintainers@vyos.io> +# Copyright 2019-2022 VyOS maintainers and contributors <maintainers@vyos.io> # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public @@ -68,6 +68,16 @@ class VXLANIf(Interface): 'vni' : 'id', } + # IPv6 flowlabels can only be used on IPv6 tunnels, thus we need to + # ensure that at least the first remote IP address is passed to the + # tunnel creation command. Subsequent tunnel remote addresses can later + # be added to the FDB + remote_list = None + if 'remote' in self.config: + # skip first element as this is already configured as remote + remote_list = self.config['remote'][1:] + self.config['remote'] = self.config['remote'][0] + cmd = 'ip link add {ifname} type {type} dstport {port}' for vyos_key, iproute2_key in mapping.items(): # dict_search will return an empty dict "{}" for valueless nodes like @@ -82,3 +92,10 @@ class VXLANIf(Interface): self._cmd(cmd.format(**self.config)) # interface is always A/D down. It needs to be enabled explicitly self.set_admin_state('down') + + # VXLAN tunnel is always recreated on any change - see interfaces-vxlan.py + if remote_list: + for remote in remote_list: + cmd = f'bridge fdb append to 00:00:00:00:00:00 dst {remote} ' \ + 'port {port} dev {ifname}' + self._cmd(cmd.format(**self.config)) diff --git a/python/vyos/util.py b/python/vyos/util.py index 1767ff9d3..4526375df 100644 --- a/python/vyos/util.py +++ b/python/vyos/util.py @@ -774,6 +774,14 @@ def dict_search_recursive(dict_object, key): for x in dict_search_recursive(j, key): yield x +def get_bridge_fdb(interface): + """ Returns the forwarding database entries for a given interface """ + if not os.path.exists(f'/sys/class/net/{interface}'): + return None + from json import loads + tmp = loads(cmd(f'bridge -j fdb show dev {interface}')) + return tmp + def get_interface_config(interface): """ Returns the used encapsulation protocol for given interface. If interface does not exist, None is returned. diff --git a/smoketest/scripts/cli/test_interfaces_vxlan.py b/smoketest/scripts/cli/test_interfaces_vxlan.py index 9278adadd..f34b99ea4 100755 --- a/smoketest/scripts/cli/test_interfaces_vxlan.py +++ b/smoketest/scripts/cli/test_interfaces_vxlan.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2020-2021 VyOS maintainers and contributors +# Copyright (C) 2020-2022 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 @@ -18,8 +18,9 @@ import unittest from vyos.configsession import ConfigSessionError from vyos.ifconfig import Interface +from vyos.util import get_bridge_fdb from vyos.util import get_interface_config - +from vyos.template import is_ipv6 from base_interfaces_test import BasicInterfaceTest class VXLANInterfaceTest(BasicInterfaceTest.TestCase): @@ -33,6 +34,8 @@ class VXLANInterfaceTest(BasicInterfaceTest.TestCase): 'vxlan10': ['vni 10', 'remote 127.0.0.2'], 'vxlan20': ['vni 20', 'group 239.1.1.1', 'source-interface eth0'], 'vxlan30': ['vni 30', 'remote 2001:db8:2000::1', 'source-address 2001:db8:1000::1', 'parameters ipv6 flowlabel 0x1000'], + 'vxlan40': ['vni 40', 'remote 127.0.0.2', 'remote 127.0.0.3'], + 'vxlan50': ['vni 50', 'remote 2001:db8:2000::1', 'remote 2001:db8:2000::2', 'parameters ipv6 flowlabel 0x1000'], } cls._interfaces = list(cls._options) # call base-classes classmethod @@ -55,21 +58,34 @@ class VXLANInterfaceTest(BasicInterfaceTest.TestCase): ttl = 20 for interface in self._interfaces: options = get_interface_config(interface) + bridge = get_bridge_fdb(interface) vni = options['linkinfo']['info_data']['id'] self.assertIn(f'vni {vni}', self._options[interface]) - if any('link' in s for s in self._options[interface]): + if any('source-interface' in s for s in self._options[interface]): link = options['linkinfo']['info_data']['link'] self.assertIn(f'source-interface {link}', self._options[interface]) - if any('local6' in s for s in self._options[interface]): - remote = options['linkinfo']['info_data']['local6'] - self.assertIn(f'source-address {local6}', self._options[interface]) - - if any('remote6' in s for s in self._options[interface]): - remote = options['linkinfo']['info_data']['remote6'] - self.assertIn(f'remote {remote}', self._options[interface]) + # Verify source-address setting was properly configured on the Kernel + if any('source-address' in s for s in self._options[interface]): + for s in self._options[interface]: + if 'source-address' in s: + address = s.split()[-1] + if is_ipv6(address): + tmp = options['linkinfo']['info_data']['local6'] + else: + tmp = options['linkinfo']['info_data']['local'] + self.assertIn(f'source-address {tmp}', self._options[interface]) + + # Verify remote setting was properly configured on the Kernel + if any('remote' in s for s in self._options[interface]): + for s in self._options[interface]: + if 'remote' in s: + for fdb in bridge: + if 'mac' in fdb and fdb['mac'] == '00:00:00:00:00:00': + remote = fdb['dst'] + self.assertIn(f'remote {remote}', self._options[interface]) if any('group' in s for s in self._options[interface]): group = options['linkinfo']['info_data']['group'] diff --git a/src/conf_mode/interfaces-bridge.py b/src/conf_mode/interfaces-bridge.py index 4d3ebc587..f4dba9d4a 100755 --- a/src/conf_mode/interfaces-bridge.py +++ b/src/conf_mode/interfaces-bridge.py @@ -22,7 +22,6 @@ from netifaces import interfaces from vyos.config import Config from vyos.configdict import get_interface_dict from vyos.configdict import node_changed -from vyos.configdict import leaf_node_changed from vyos.configdict import is_member from vyos.configdict import is_source_interface from vyos.configdict import has_vlan_subinterface_configured diff --git a/src/conf_mode/interfaces-vxlan.py b/src/conf_mode/interfaces-vxlan.py index 1f097c4e3..85604508e 100755 --- a/src/conf_mode/interfaces-vxlan.py +++ b/src/conf_mode/interfaces-vxlan.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2019-2020 VyOS maintainers and contributors +# Copyright (C) 2019-2022 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 @@ -34,8 +34,8 @@ airbag.enable() 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 + 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 @@ -70,8 +70,7 @@ def verify(vxlan): if 'group' in vxlan: if 'source_interface' not in vxlan: - raise ConfigError('Multicast VXLAN requires an underlaying interface ') - + raise ConfigError('Multicast VXLAN requires an underlaying interface') verify_source_interface(vxlan) if not any(tmp in ['group', 'remote', 'source_address'] for tmp in vxlan): @@ -108,15 +107,33 @@ def verify(vxlan): raise ConfigError(f'Underlaying device MTU is to small ({lower_mtu} '\ f'bytes) for VXLAN overhead ({vxlan_overhead} bytes!)') + # Check for mixed IPv4 and IPv6 addresses + protocol = None + if 'source_address' in vxlan: + if is_ipv6(vxlan['source_address']): + protocol = 'ipv6' + else: + protocol = 'ipv4' + + if 'remote' in vxlan: + error_msg = 'Can not mix both IPv4 and IPv6 for VXLAN underlay' + for remote in vxlan['remote']: + if is_ipv6(remote): + if protocol == 'ipv4': + raise ConfigError(error_msg) + protocol = 'ipv6' + else: + if protocol == 'ipv6': + raise ConfigError(error_msg) + protocol = 'ipv4' + verify_mtu_ipv6(vxlan) verify_address(vxlan) return None - def generate(vxlan): return None - def apply(vxlan): # Check if the VXLAN interface already exists if vxlan['ifname'] in interfaces(): @@ -132,7 +149,6 @@ def apply(vxlan): return None - if __name__ == '__main__': try: c = get_config() |