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-rw-r--r--python/vyos/ifconfig/tunnel.py115
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