# -*- coding: utf-8 -*-
import logging
import telnetlib
import time
import sys
import os
host_ip = '10.63.194.1'
username = 'ROOT'
password = '123@'
telnet_client = []
curPath = os.path.dirname(os.path.abspath(sys.argv[0]))
def getFileTime():
curTime = time.strftime('%Y%m%d_%H%M%S',time.localtime(time.time()))
return curTime
#打印中文要txt打開,或改格式,把打印改為英文
logPath = curPath + '\\..\\log\\' + getFileTime() +'.log'
print(logPath)
logging.basicConfig(level = logging.DEBUG,
format='[%(asctime)s] %(message)s',
datefmt='%Y-%m-%d %H:%M:%S,%a',
filename = logPath,
filemode='w')
class TelnetClient():
def __init__(self,):
self.tn = telnetlib.Telnet()
# 此函數實現telnet登錄主機
def login_host(self,host_ip,username,password):
try:
# self.tn = telnetlib.Telnet(host_ip,port=23)
self.tn.open(host_ip,port=23)
except:
logging.warning('%s failed to connect !'%host_ip)
return False
# 等待login出現后輸入用戶名,最多等待10秒
self.tn.read_until(b'Username:',timeout=10)
self.tn.write(username.encode('ascii') + b'\n')
# 等待Password出現后輸入用戶名,最多等待10秒
self.tn.read_until(b'Password:',timeout=10)
self.tn.write(password.encode('ascii') + b'\n')
# 延時兩秒再收取返回結果,給服務端足夠響應時間
time.sleep(2)
# 獲取登錄結果
# read_very_eager()獲取到的是的是上次獲取之后本次獲取之前的所有輸出
command_result = self.tn.read_very_eager().decode('ascii')
if 'error' not in command_result:
logging.warning('%s connected ssuccess !'%host_ip)
return True
else:
logging.warning('%s failed to login,username or password error !'%host_ip)
return False
# 此函數實現執行傳過來的命令,並輸出其執行結果
def execute_some_command(self,command):
# 執行命令
self.tn.write(command.encode('ascii')+b'\n')
time.sleep(2)
# 獲取命令結果
command_result = self.tn.read_very_eager().decode('ascii')
logging.debug('%s' % command_result)
# 退出telnet
def logout_host(self):
self.tn.write(b"exit\n")
def writeC(command):
telnet_client.execute_some_command(command)
def inputCommand():
cont = 'con t'
aclNum = ' 300'
writeC(cont)
writeC(aclNum)
for index in range(255):
index =index + 1
writeC('no rule ' + str(index))
if __name__ == '__main__':
telnet_client = TelnetClient()
# 如果登錄結果返加True,則執行命令,然后退出
if telnet_client.login_host(host_ip,username,password):
inputCommand()
telnet_client.logout_host()
轉載:http://www.cnblogs.com/lsdb/p/9258964.html