如何使用Python对交换机进行自动化巡检？
描述
概述
脚本功能功能是全程模拟了人的手工巡检，并收集数据，处理后发送邮件。主要分为远程到交换机，查看转换机状态如：show process cpu | in CPU utilization查看cpu占用率；将查询后的结果记录并保存下来，如结果；11%；读取查询的数据文件；将文件中的数据如11%提取部分需要计算出来；创建excel表格，将上一步获取到的数据填写到表格中；编写固定格式的邮件内容，并将保存好的excel表格附到邮件中发送；编写crontab定时任务，实现全程自动化。
流程图
'''
Author:myfu
Date:2019-08-26
E-mail:myfu@****.com
'''
import pexpect
import sys
import time
import os
import xlwt
def cisco_check():
ip=["10.3.240.14","10.3.240.15","10.3.240.17","10.3.240.20","10.3.240.21"]
name=["SZNS-KJY4F-ACS-05#","SZNS-KJY4F-ACS-06#","SZNS-KJY4F-ACS-08#","SZNS-KJY9F-ACS-11#","SZNS-KJY9F-ACS-12#"]
stat_time=time.time()
stru_time=time.localtime(stat_time)
strf_time=time.strftime("%Y-%m-%d")
for i in range(0,len(ip)):
child=pexpect.spawn('ssh fumy@%s'%ip[i])
fout=open('/root/switch_check/%s.txt'%(name[i][:-1]),'wb+')
child.logfile = fout
if ip[i]=="10.3.240.21":
child.expect("fumy@10.3.240.21's password:")
else:
child.expect('password: ')
child.sendline("你自己的密码")
child.expect("%s"%name[i])
child.sendline("sh env power")
child.expect("%s"%name[i])
child.sendline("show process cpu | in CPU utilization")
child.expect("%s"%name[i])
child.sendline("sh version | in uptime")
child.expect("%s"%name[i])
child.sendline("show processes memory | in Used")
child.expect("%s"%name[i])
child.sendline("sh env fan")
child.expect("%s"%name[i])
child.sendline("sh log | in Console logging")
child.expect("%s"%name[i])
child.sendline("exit")
time.sleep(3)
file_list=os.listdir("/root/switch_check")
with open("/root/switch_check/%s"%file_list[0]) as f1:
for i in f1:
if "POWER" in i:
power1=i[8:].strip()
if "CPU utilization" in i:
cpu1=i[72:].strip()
if "%s uptime is"%file_list[0][:-4] in i:
uptime1="".join(i[27:].strip().split(","))
if "Processor Pool Total:" in i:
memory1="%.2f%%"%((int(i[38:50].strip())/int(i[21:33].strip()))*100)
if "FAN is" in i:
fan1=i[6:].strip()
if "level debugging" in i:
log1=i[37:43].strip()
with open("/root/switch_check/%s"%file_list[1]) as f2:
for i in f2:
if "POWER" in i:
power2=i[8:].strip()
if "CPU utilization" in i:
cpu2=i[72:].strip()
if "%s uptime is"%file_list[1][:-4] in i:
uptime2="".join(i[27:].strip().split(","))
if "Processor Pool Total:" in i:
memory2="%.2f%%"%((int(i[38:50].strip())/int(i[21:33].strip()))*100)
if "FAN is" in i:
fan2=i[6:].strip()
if "level debugging" in i:
log2=i[37:43].strip()
with open("/root/switch_check/%s"%file_list[2]) as f3:
for i in f3:
if "POWER" in i:
power3=i[8:].strip()
if "CPU utilization" in i:
cpu3=i[72:].strip()
if "%s uptime is"%file_list[2][:-4] in i:
uptime3="".join(i[27:].strip().split(","))
if "Processor Pool Total:" in i:
memory3="%.2f%%"%((int(i[38:50].strip())/int(i[21:33].strip()))*100)
if "FAN is" in i:
fan3=i[6:].strip()
if "level debugging" in i:
log3=i[37:43].strip()
with open("/root/switch_check/%s"%file_list[3]) as f4:
for i in f4:
if "POWER" in i:
power4=i[24:].strip()
if "CPU utilization" in i:
cpu4=i[72:].strip()
if "%s uptime is"%file_list[3][:-4] in i:
uptime4="".join(i[27:].strip().split(","))
if "Total: " in i:
memory4="%.2f%%"%((int(i[21:29].strip())/int(i[6:14].strip()))*100)
if "FAN is" in i:
fan4=i[6:].strip()
if "level debugging" in i:
log4=i[37:45].strip()
with open("/root/switch_check/%s"%file_list[4]) as f5:
for i in f5:
if "POWER" in i:
power5=i[24:].strip()
if "CPU utilization" in i:
cpu5=i[72:].strip()
if "%s uptime is"%file_list[4][:-4] in i:
uptime5="".join(i[27:].strip().split(","))
if "Total: " in i:
memory5="%.2f%%"%((int(i[21:29].strip())/int(i[6:14].strip()))*100)
if "FAN is" in i:
fan5=i[6:].strip()
if "level debugging" in i:
log5=i[37:44].strip()
workbook = xlwt.Workbook(encoding = 'utf-8')
cisco = workbook.add_sheet('深圳网络设备巡检')
style = xlwt.XFStyle()
pattern = xlwt.Pattern()
pattern.pattern = xlwt.Pattern.SOLID_PATTERN
pattern.pattern_fore_colour = xlwt.Style.colour_map['red']
style.pattern = pattern
borders = xlwt.Borders()
borders.left = 1
borders.right = 1
borders.top = 1
borders.bottom = 1
style.borders = borders
al = xlwt.Alignment()
al.horz = 0x02
al.vert = 0x01
style.alignment = al
style1 = xlwt.XFStyle()
borders = xlwt.Borders()
borders.left = 1
borders.right = 1
borders.top = 1
borders.bottom = 1
style1.borders = borders
al = xlwt.Alignment()
al.horz = 0x02
al.vert = 0x01
style1.alignment = al
style3 = xlwt.XFStyle()
borders = xlwt.Borders()
borders.left = 1
borders.right = 1
borders.top = 1
borders.bottom = 1
style3.borders = borders
al = xlwt.Alignment()
al.horz = 0x02
al.vert = 0x01
style3.alignment = al
first_col=cisco.col(0)
sec_col=cisco.col(1)
thr_col=cisco.col(2)
for_col=cisco.col(3)
first_col.width=200*25
sec_col.width=120*25
thr_col.width=120*25
for_col.width=320*25
cisco.write(0, 0,'设备名称',style)
cisco.write(0,1, '管理地址',style)
cisco.write(0,2, '检查项',style)
cisco.write(0,3, '检查结果',style)
cisco.write_merge(1,6,0,0,'%s'%file_list[0][:-4],style3)
cisco.write_merge(1,6,1,1,'%s'%ip[0],style3)
cisco.write(1,2, '电源状态',style1)
cisco.write(2,2, 'cpu使用率',style1)
cisco.write(3,2, '运行时间',style1)
cisco.write(4,2, '内存使用率',style1)
cisco.write(5,2, '风扇状态',style1)
cisco.write(6,2, '日志条目',style1)
cisco.write(1,3, power1,style3)
cisco.write(2,3, cpu1,style3)
cisco.write(3,3, uptime1,style3)
cisco.write(4,3, memory1,style3)
cisco.write(5,3, fan1,style3)
cisco.write(6,3, log1,style3)
cisco.write_merge(7,12,0,0,'%s'%file_list[1][:-4],style3)
cisco.write_merge(7,12,1,1,'%s'%ip[1],style3)
cisco.write(7,2, '电源状态',style1)
cisco.write(8,2, 'cpu使用率',style1)
cisco.write(9,2, '运行时间',style1)
cisco.write(10,2, '内存使用率',style1)
cisco.write(11,2, '风扇状态',style1)
cisco.write(12,2, '日志条目',style1)
cisco.write(7,3, power2,style3)
cisco.write(8,3, cpu2,style3)
cisco.write(9,3, uptime2,style3)
cisco.write(10,3, memory2,style3)
cisco.write(11,3, fan2,style3)
cisco.write(12,3, log2,style3)
cisco.write_merge(13,18,0,0,'%s'%file_list[2][:-4],style3)
cisco.write_merge(13,18,1,1,'%s'%ip[2],style3)
cisco.write(13,2, '电源状态',style1)
cisco.write(14,2, 'cpu使用率',style1)
cisco.write(15,2, '运行时间',style1)
cisco.write(16,2, '内存使用率',style1)
cisco.write(17,2, '风扇状态',style1)
cisco.write(18,2, '日志条目',style1)
cisco.write(13,3, power3,style3)
cisco.write(14,3, cpu3,style3)
cisco.write(15,3, uptime3,style3)
cisco.write(16,3, memory3,style3)
cisco.write(17,3, fan3,style3)
cisco.write(18,3, log3,style3)
cisco.write_merge(19,24,0,0,'%s'%file_list[3][:-4],style3)
cisco.write_merge(19,24,1,1,'%s'%ip[3],style3)
cisco.write(19,2, '电源状态',style1)
cisco.write(20,2, 'cpu使用率',style1)
cisco.write(21,2, '运行时间',style1)
cisco.write(22,2, '内存使用率',style1)
cisco.write(23,2, '风扇状态',style1)
cisco.write(24,2, '日志条目',style1)
cisco.write(19,3, power4,style3)
cisco.write(20,3, cpu4,style3)
cisco.write(21,3, uptime4,style3)
cisco.write(22,3, memory4,style3)
cisco.write(23,3, fan4,style3)
cisco.write(24,3, log4,style3)
cisco.write_merge(25,30,0,0,'%s'%file_list[4][:-4],style3)
cisco.write_merge(25,30,1,1,'%s'%ip[4],style3)
cisco.write(25,2, '电源状态',style1)
cisco.write(26,2, 'cpu使用率',style1)
cisco.write(27,2, '运行时间',style1)
cisco.write(28,2, '内存使用率',style1)
cisco.write(29,2, '风扇状态',style1)
cisco.write(30,2, '日志条目',style1)
cisco.write(25,3, power5,style3)
cisco.write(26,3, cpu5,style3)
cisco.write(27,3, uptime5,style3)
cisco.write(28,3, memory5,style3)
cisco.write(29,3, fan5,style3)
cisco.write(30,3, log5,style3)
workbook.save('SZ_NDC_%s.xls'%strf_time)
os.system("mail -a /root/python/SZ_NDC_%s.xls -s check_test 你的邮箱 < /root/python/mail.txt "%strf_time)
os.system("find /root/python/ -type f -mtime +15 -name 'SZ_NDC_*'|xargs
m -f")
cisco_check()
mail.txt中的内容即邮件内容：
各位好：
巡检结果详情请看附件。
ps:本邮件由系统自动发送，如有任何问题请联系***
Best Wishes
邮件配置
/etc/mail.rc
set from=邮箱地址 smtp=邮箱服务器 smtp-auth-user=邮箱用户名 smtp-auth-password=密码 smtp-auth=login
定时任务
crontab -e
00 17 * * 5 /usr/bin/python3 /root/python/switch_check.py >/dev/null 2>&1 #每周五下午5点巡检
最终效果
审核编辑 ：李倩
声明：本文内容及配图由入驻作者撰写或者入驻合作网站授权转载。文章观点仅代表作者本人，不代表电子发烧友网立场。文章及其配图仅供工程师学习之用，如有内容侵权或者其他违规问题，请联系本站处理。
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