我的环境中有很多cisco交换机和路由器。我有三套凭证(其中只有一套适用于特定设备)。然后我在记事本上列出IP地址(子.txt). 以及另一个记事本上的配置(配置文件)在

目的是从配置文件通过SSH到IP列表列表。如果设备接受了命令，则应将日志放入成功.txt如果由于某种原因不接受该命令，则应附加一个日志失败.txt在

但这行不通。你能帮我修好吗？在import paramiko

import time

import sys

import logging

import socket

import pexpect

import traceback

from pexpect.popen_spawn import PopenSpawn

remote_conn_pre = paramiko.SSHClient()

remote_conn_pre.set_missing_host_key_policy(paramiko.AutoAddPolicy())

ips = [i.strip() for i in open("sub.txt")]

user_local = "user1"

pass_local = "pass1"

user_aspac = "user2"

pass_aspac = "pass2"

user_batcca = "user3"

pass_batcca = "pass3"

g = open('config.txt', 'r+')

str = g.read()

g.close

success = open('success.txt', 'a')

fail = open('failed.txt', 'a')

paramiko.util.log_to_file("paramiko.log")

for ip in ips:

try:

remote_conn_pre.connect(ip, username=user_local, password=pass_local, timeout=4, look_for_keys=False, allow_agent=False)

#print ("SSH connection established to %s" + ip)

remote_conn = remote_conn_pre.invoke_shell()

print (ip + ' === local credential')

#remote_conn.send("show switch\n")

remote_conn.send((str))

time.sleep(2)

output = remote_conn.recv(5000)

print (output)

except paramiko.AuthenticationException:

try:

remote_conn_pre.connect(ip, username=user_aspac, password=pass_aspac, timeout=4, look_for_keys=False, allow_agent=False)

remote_conn1 = remote_conn_pre.invoke_shell()

print ip + ' === Global Credentials'

#output = remote_conn.recv(500)

#remote_conn.send("show switch")

#remote_conn.send("\n")

remote_conn1.send((str))

time.sleep(2)

output1 = remote_conn1.recv(5000)

print (output1)

except paramiko.AuthenticationException:

try:

#remote_conn_pre.connect(ip, username=user_batcca, password=pass_batcca, timeout=4, look_for_keys=False, allow_agent=False)

#remote_conn2 = remote_conn_pre.invoke_shell()

child = pexpect.popen_spawn.PopenSpawn('ssh ' + user_batcca + '@' + ip)

child.expect ('[pP]assword:')

child.sendline(pass_batcca)

print ip + ' === BATCCA Credential'

#output2 = remote_conn2.recv(5000)

for line in open('Config.txt').xreadlines():

child.sendline(line)

i = child.expect (['#', '^'])

if i==0:

success.write(ip + '\t' + line +'\n')

elif i==1:

fail.write(ip + '\t' + line +'\n')

time.sleep(5)

output2 = child.recv(5000)

print (output2)

except paramiko.AuthenticationException:

print ip + ' === Bad credentials'

remote_conn3 = remote_conn_pre.invoke_shell()

output3 = remote_conn3.recv(5000)

print (output3)

except paramiko.SSHException:

print ip + ' === Issues with ssh service'

except socket.error:

print ip + ' === Device unreachable'