前几天写了一段代码，是用来检查思科设备的端口运行状态的，只是中间有些bug或是存在安全问题，比如密码写在脚本里，对网络不可以达的设备没有进行判断并加以跳过。以下对前两天写的代码进行修改。
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#!/usr/bin/python
from netmiko import ConnectHandler
from netmiko.ssh_exception import NetMikoTimeoutException
import time
import sys
import getpass
class CiscoNetwork():
def __init__(self,username,password):
self.username = username
self.password = password
def CiscoDevice(self,iplist):
self.device={'device_type':'cisco_ios',
'username':self.username,
'password':self.password,
'ip':iplist
}
print('-'*100)
print "[+]connect to network device... %s" %(iplist)
self.connect = ConnectHandler(**self.device)
self.connect.enable()
def gethostname(self):
self.hostname = self.connect.find_prompt()
self.hostname = self.hostname.replace("#","")
print self.hostname
def show(self,cmd):
self.output = self.connect.send_command(cmd)
for self.line in self.output.split('\n'):
if 'line protocol is up' in self.line:
print (self.line)
def close(self):
if self.connect is not None:
self.connect.disconnect()
self.connect = None
if __name__ == '__main__':
print "[+] This Program is beging done......."
username = raw_input('Username:')
password = getpass.getpass()
for iplist in open("/opt/other/ip.txt"):
try:
switch = CiscoNetwork(username,password)
switch.CiscoDevice(iplist)
switch.gethostname()
switch.show('show int')
switch.close()
except (EOFError, NetMikoTimeoutException):
print ('Can not connect to Device')
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