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
|
# Copyright (c) 2016 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""VPP util library"""
from resources.libraries.python.ssh import SSH
class VPPUtil(object):
"""General class for any VPP related methods/functions."""
@staticmethod
def show_vpp_settings(node, *additional_cmds):
"""Print default VPP settings. In case others are needed, can be
accepted as next parameters (each setting one parameter), preferably
in form of a string.
:param node: VPP node.
:param additional_cmds: Additional commands that the vpp should print
settings for.
:type node: dict
:type additional_cmds: tuple
"""
def_setting_tb_displayed = {
'IPv6 FIB': 'ip6 fib',
'IPv4 FIB': 'ip fib',
'Interface IP': 'int addr',
'Interfaces': 'int',
'ARP': 'ip arp',
'Errors': 'err'
}
if additional_cmds:
for cmd in additional_cmds:
def_setting_tb_displayed['Custom Setting: {}'.format(cmd)] = cmd
ssh = SSH()
ssh.connect(node)
for _, value in def_setting_tb_displayed.items():
ssh.exec_command_sudo('vppctl sh {}'.format(value))
@staticmethod
def stop_vpp_service(node):
"""Stop VPP service on the specified node.
:param node: VPP node.
:type node: dict
:raises RuntimeError: If VPP fails to stop.
"""
ssh = SSH()
ssh.connect(node)
cmd = "service vpp stop"
ret_code, _, _ = ssh.exec_command_sudo(cmd, timeout=80)
if int(ret_code) != 0:
raise RuntimeError("VPP service did not shut down gracefully.")
@staticmethod
def start_vpp_service(node):
"""start VPP service on the specified node.
:param node: VPP node.
:type node: dict
:raises RuntimeError: If VPP fails to start.
"""
ssh = SSH()
ssh.connect(node)
cmd = "service vpp start"
ret_code, _, _ = ssh.exec_command_sudo(cmd)
if int(ret_code) != 0:
raise RuntimeError("VPP service did not start.")
|
