华为网络自动化编程之 SSH 连接交换机

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J4ck0r 2021-06-06 15:35:23 博主文章分类：python ©著作权

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SSH连接华为CE12800交换机

实验环境

ensp
涉及的软件和CE12800镜像下载

链接：https://pan.baidu.com/s/1gNsZKoCgzRPzySNGb9TpIQ 
提取码：bdfo

实验环境配置

将CE12800桥接到本地的虚拟网卡上

[~ce12800_test]display ip inter brief
*down: administratively down
!down: FIB overload down
^down: standby
(l): loopback
(s): spoofing
(d): Dampening Suppressed
The number of interface that is UP in Physical is 3
The number of interface that is DOWN in Physical is 0
The number of interface that is UP in Protocol is 2
The number of interface that is DOWN in Protocol is 1
Interface                   IP Address/Mask    Physical Protocol VPN           
MEth0/0/0                   unassigned         up       down     --            
NULL0                       unassigned         up       up(s)    --            
Vlanif11                    172.16.1.3/24      up       up       --            
[~ce12800_test]disp	
[~ce12800_test]display version
Huawei Versatile Routing Platform Software
VRP (R) software, Version 8.180 (CE12800 V200R005C10SPC607B607)
Copyright (C) 2012-2018 Huawei Technologies Co., Ltd.
HUAWEI CE12800 uptime is 0 day, 0 hour, 11 minutes 
SVRP Platform Version 1.0
[~ce12800_test]ping 172.16.1.2
  PING 172.16.1.2: 56  data bytes, press CTRL_C to break
    Reply from 172.16.1.2: bytes=56 Sequence=1 ttl=64 time=1 ms
    Reply from 172.16.1.2: bytes=56 Sequence=2 ttl=64 time=2 ms
    Reply from 172.16.1.2: bytes=56 Sequence=3 ttl=64 time=2 ms

本地电脑生成RSA密钥对

ssh-keygen -t rsa

交换机配置

// 配置接口
#

vlan 11

 name bridge_connect_vmnet1
#
interface Vlanif11

 ip address 172.16.1.3 255.255.255.0

#

interface GE1/0/0

 undo shutdown

 port default vlan 11

#

// 配置SSH
#

stelnet server enable

ssh user python

ssh user python authentication-type rsa

ssh user python assign rsa-key rsa01

ssh user python service-type stelnet

ssh authorization-type default aaa

#

aaa

 local-user python password irreversible-cipher $1c$AP@sQpY68D$RW@j6dfRs/'m0g0qSlz:Z;L5XF!rA,]5Nz@|36oV$

 local-user python service-type ssh

 local-user python user-group manage-ug
#
rsa peer-public-key rsa01 encoding-type openssh

 public-key-code begin

<将本地电脑生成的公钥贴到交换机>

 public-key-code end

 peer-public-key end

编码

import paramiko
import time


ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())

ssh.connect(hostname='172.16.1.3', port=22, username='python', key_filename=r'C:\Users\ourpe\.ssh\id_rsa')  # 使用私钥

cli = ssh.invoke_shell()  # 获取交互式shell
cli.send('screen-length 0 temporary\n')
cli.send('display cur\n')
time.sleep(3)

disp_cur = cli.recv(999999).decode()
f = open('huawei_ce12800_conf.txt', 'w')
f.write(disp_cur)
print(disp_cur)
f.close()
ssh.close()