python批量抓取配置

# Import program dependencies
from netmiko import ConnectHandler
import time

# Read from a list of hostnames to connect to
hosts = open(‘hosts-sw‘, ‘r‘)
hosts = hosts.read()
hosts = hosts.strip().splitlines()

# Loop to process hosts in hosts.txt file


for host in hosts:
    # Define device type and connection attributes

    cisco = {
        ‘device_type‘: ‘cisco_ios‘,
        ‘ip‘: host,
        ‘username‘: ‘a2-m0073501‘,
        ‘password‘: ‘ruoyan@123456789‘,
    }

    try:
        net_connect = ConnectHandler(**cisco)  # 连接到交换机

        net_connect.enable()  # 进入特权模式

    except Exception as e:
        print(e)

# 交换机需要执行的命令

    else:
        commands = [

    ‘sh running-config‘, ]

# 处理获取的命令结果，并保存为 txt 文件
        timestr = time.strftime(‘%Y-%m-%d‘, time.localtime(time.time()))

        for cmd in commands:
            filename = u‘%s_%s_%s.txt‘ % (host, cmd.replace(‘ ‘, ‘_‘), timestr)
            save = open(filename, ‘w‘)
            result = net_connect.send_command(cmd)
            save.write(result)
            net_connect.disconnect()