diff options
| -rw-r--r-- | python/vyos/ifconfig/tunnel.py | 115 |
1 files changed, 4 insertions, 111 deletions
diff --git a/python/vyos/ifconfig/tunnel.py b/python/vyos/ifconfig/tunnel.py index 4040187e7..c2c3def5e 100644 --- a/python/vyos/ifconfig/tunnel.py +++ b/python/vyos/ifconfig/tunnel.py @@ -1,4 +1,4 @@ -# Copyright 2019 VyOS maintainers and contributors <maintainers@vyos.io> +# Copyright 2019-2020 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 @@ -22,7 +22,6 @@ from netaddr import mac_unix_expanded from random import getrandbits from vyos.ifconfig.interface import Interface -from vyos.ifconfig.afi import IP4, IP6 from vyos.validate import assert_list def enable_to_on(value): @@ -64,47 +63,18 @@ class _Tunnel(Interface): }, }} - # use for "options" and "updates" - # If an key is only in the options list, it can only be set at creation time - # the create comand will only be make using the key in options - - # If an option is in the updates list, it can be updated - # upon, the creation, all key not yet applied will be updated - - # multicast/allmulticast can not be part of the create command - - # options matrix: - # with ip = 4, we have multicast - # wiht ip = 6, nothing - # with tunnel = 4, we have tos, ttl, key - # with tunnel = 6, we have encaplimit, hoplimit, tclass, flowlabel - - # TODO: For multicast, it is allowed on IP6IP6 and Sit6RD - # TODO: to match vyatta but it should be checked for correctness - - updates = [] - - create = '' - delete = '' - - ip = [] # AFI of the families which can be used in the tunnel - tunnel = 0 # invalid - need to be set by subclasses - def __init__(self, ifname, **config): self.config = deepcopy(config) if config else {} super().__init__(ifname, **config) def _create(self): + create = 'ip tunnel add {ifname} mode {type}' + # add " option-name option-name-value ..." for all options set options = " ".join(["{} {}".format(k, self.config[k]) for k in self.options if k in self.config and self.config[k]]) - self._cmd('{} {}'.format(self.create.format(**self.config), options)) - self.set_admin_state('down') - - def _delete(self): + self._cmd('{} {}'.format(create.format(**self.config), options)) self.set_admin_state('down') - cmd = self.delete.format(**self.config) - return self._cmd(cmd) def change_options(self): change = 'ip tunnel cha {ifname} mode {type}' @@ -179,20 +149,8 @@ class GREIf(_Tunnel): }, } - ip = [IP4, IP6] - tunnel = IP4 - default = {'type': 'gre'} - required = ['local', ] # mGRE is a GRE without remote endpoint - options = ['local', 'remote', 'dev', 'ttl', 'tos', 'key'] - updates = ['local', 'remote', 'dev', 'ttl', 'tos', - 'mtu', 'multicast', 'allmulticast'] - - create = 'ip tunnel add {ifname} mode {type}' - change = 'ip tunnel cha {ifname}' - delete = 'ip tunnel del {ifname}' - # GreTap also called GRE Bridge class GRETapIf(_Tunnel): @@ -211,18 +169,8 @@ class GRETapIf(_Tunnel): }, } - ip = [IP4, ] - tunnel = IP4 - default = {'type': 'gretap'} - required = ['local', ] - options = ['local', 'remote', 'ttl',] - updates = ['mtu', ] - - create = 'ip link add {ifname} type {type}' - delete = 'ip link del {ifname}' - class IP6GREIf(_Tunnel): """ @@ -233,20 +181,9 @@ class IP6GREIf(_Tunnel): https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/tree/ip/link_gre6.c """ - ip = [IP4, IP6] - tunnel = IP6 - default = {'type': 'ip6gre'} - required = ['local', 'remote'] - options = ['local', 'remote', 'dev', 'encaplimit', 'hoplimit', 'tclass', 'flowlabel'] - updates = ['local', 'remote', 'dev', 'encaplimit', - 'hoplimit', 'tclass', 'flowlabel', - 'mtu', 'multicast', 'allmulticast'] - - create = 'ip tunnel add {ifname} mode {type}' - delete = 'ip tunnel del {ifname}' class IPIPIf(_Tunnel): """ @@ -259,19 +196,8 @@ class IPIPIf(_Tunnel): # IPIP does not allow to pass multicast, unlike GRE # but the interface itself can be set with multicast - ip = [IP4,] - tunnel = IP4 - default = {'type': 'ipip'} - required = ['local', 'remote'] - options = ['local', 'remote', 'dev', 'ttl', 'tos', 'key'] - updates = ['local', 'remote', 'dev', 'ttl', 'tos', - 'mtu', 'multicast', 'allmulticast'] - - create = 'ip tunnel add {ifname} mode {type}' - delete = 'ip tunnel del {ifname}' - class IPIP6If(_Tunnel): """ @@ -281,21 +207,9 @@ class IPIP6If(_Tunnel): https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/tree/ip/link_ip6tnl.c """ - ip = [IP4,] - tunnel = IP6 - default = {'type': 'ipip6'} - required = ['local', 'remote'] - options = ['local', 'remote', 'dev', 'encaplimit', 'hoplimit', 'tclass', 'flowlabel'] - updates = ['local', 'remote', 'dev', 'encaplimit', - 'hoplimit', 'tclass', 'flowlabel', - 'mtu', 'multicast', 'allmulticast'] - - create = 'ip -6 tunnel add {ifname} mode {type}' - delete = 'ip -6 tunnel del {ifname}' - class IP6IP6If(IPIP6If): """ @@ -304,9 +218,6 @@ class IP6IP6If(IPIP6If): For more information please refer to: https://tools.ietf.org/html/rfc2473 """ - - ip = [IP6,] - default = {'type': 'ip6ip6'} @@ -318,19 +229,8 @@ class SitIf(_Tunnel): https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/tree/ip/link_iptnl.c """ - ip = [IP6, IP4] - tunnel = IP4 - default = {'type': 'sit'} - required = ['local', 'remote'] - options = ['local', 'remote', 'dev', 'ttl', 'tos', 'key'] - updates = ['local', 'remote', 'dev', 'ttl', 'tos', - 'mtu', 'multicast', 'allmulticast'] - - create = 'ip tunnel add {ifname} mode {type}' - delete = 'ip tunnel del {ifname}' - class Sit6RDIf(SitIf): """ @@ -338,15 +238,8 @@ class Sit6RDIf(SitIf): https://en.wikipedia.org/wiki/IPv6_rapid_deployment """ - - ip = [IP6,] - - required = ['remote', '6rd-prefix'] - # TODO: check if key can really be used with 6RD options = ['remote', 'ttl', 'tos', 'key', '6rd-prefix', '6rd-relay-prefix'] - updates = ['remote', 'ttl', 'tos', - 'mtu', 'multicast', 'allmulticast'] def _create(self): # do not call _Tunnel.create, building fully here |