1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
#!/usr/bin/env python3
#
# Copyright (C) 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
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# - T2450: drop interface-route and interface-route6 from "protocols vrf"
from sys import argv
from sys import exit
from vyos.configtree import ConfigTree
if len(argv) < 2:
print("Must specify file name!")
exit(1)
file_name = argv[1]
with open(file_name, 'r') as f:
config_file = f.read()
base = ['protocols', 'vrf']
config = ConfigTree(config_file)
if not config.exists(base):
# Nothing to do
exit(0)
for vrf in config.list_nodes(base):
static_base = base + [vrf, 'static']
if not config.exists(static_base):
continue
#
# Migrate interface-route into route
#
interface_route_path = static_base + ['interface-route']
if config.exists(interface_route_path):
for route in config.list_nodes(interface_route_path):
interface = config.list_nodes(interface_route_path + [route, 'next-hop-interface'])
tmp = interface_route_path + [route, 'next-hop-interface']
for interface in config.list_nodes(tmp):
new_base = static_base + ['route', route, 'interface']
config.set(new_base)
config.set_tag(new_base)
config.copy(tmp + [interface], new_base + [interface])
config.delete(interface_route_path)
#
# Migrate interface-route6 into route6
#
interface_route_path = static_base + ['interface-route6']
if config.exists(interface_route_path):
for route in config.list_nodes(interface_route_path):
interface = config.list_nodes(interface_route_path + [route, 'next-hop-interface'])
tmp = interface_route_path + [route, 'next-hop-interface']
for interface in config.list_nodes(tmp):
new_base = static_base + ['route6', route, 'interface']
config.set(new_base)
config.set_tag(new_base)
config.copy(tmp + [interface], new_base + [interface])
config.delete(interface_route_path)
#
# Cleanup nodes inside route
#
route_path = static_base + ['route']
if config.exists(route_path):
for route in config.list_nodes(route_path):
next_hop = route_path + [route, 'next-hop']
if config.exists(next_hop):
for gateway in config.list_nodes(next_hop):
interface_path = next_hop + [gateway, 'next-hop-interface']
if config.exists(interface_path):
config.rename(interface_path, 'interface')
vrf_path = next_hop + [gateway, 'next-hop-vrf']
if config.exists(vrf_path):
config.rename(vrf_path, 'vrf')
next_hop = route_path + [route, 'interface']
if config.exists(next_hop):
for interface in config.list_nodes(next_hop):
interface_path = next_hop + [interface, 'next-hop-interface']
if config.exists(interface_path):
config.rename(interface_path, 'interface')
vrf_path = next_hop + [interface, 'next-hop-vrf']
if config.exists(vrf_path):
config.rename(vrf_path, 'vrf')
#
# Cleanup nodes inside route6
#
route_path = static_base + ['route6']
if config.exists(route_path):
for route in config.list_nodes(route_path):
next_hop = route_path + [route, 'next-hop']
if config.exists(next_hop):
for gateway in config.list_nodes(next_hop):
vrf_path = next_hop + [gateway, 'next-hop-vrf']
if config.exists(vrf_path):
config.rename(vrf_path, 'vrf')
next_hop = route_path + [route, 'interface']
if config.exists(next_hop):
for interface in config.list_nodes(next_hop):
interface_path = next_hop + [interface, 'next-hop-interface']
if config.exists(interface_path):
config.rename(interface_path, 'interface')
vrf_path = next_hop + [interface, 'next-hop-vrf']
if config.exists(vrf_path):
config.rename(vrf_path, 'vrf')
try:
with open(file_name, 'w') as f:
f.write(config.to_string())
except OSError as e:
print("Failed to save the modified config: {}".format(e))
exit(1)
|
