目录
前言
一、ssh配置
1.FW1
2.core-sw1
3.core-sw2
二、python自动化配置防火墙
三、验证DNAT
四、验证DNAT
前言
视频演示请访问b站主页
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一、ssh配置
给需要自动化管理的设备配置ssh服务端用户名和密码
1.FW1
#注意不要使用本地登录的用户aaa
manager-user user1
password cipher Huawei@123
level 15
service-type ssh
quit
quit user-interface vty 0 4authentication-mode aaaprotocol inbound all
quitstelnet server enable
ssh user user1
ssh user user1 authentication-type password
ssh user user1 service-type stelnet#注意长度为2048
rsa local-key-pair create
Y
2048
2.core-sw1
aaa local-user huawei password cipher huaweilocal-user huawei service-type ssh telnetlocal-user huawei privilege level 15quitstelnet server enableuser-interface vty 0 4
authentication-mode aaa
protocol inbound allquitrsa local-key-pair create
Y
2048ssh user huawei authentication-type password ssh user huawei service-type stelnet
quit3.core-sw2
aaa local-user huawei password cipher huaweilocal-user huawei service-type ssh telnetlocal-user huawei privilege level 15quitstelnet server enableuser-interface vty 0 4
authentication-mode aaa
protocol inbound allquitrsa local-key-pair create
Y
2048ssh user huawei authentication-type password ssh user huawei service-type stelnet
quit二、python自动化配置防火墙
import paramiko
import getpass
import timeip = "1.1.1.1"username = input("Username: ")
password = getpass.getpass("Password: ")ssh_client = paramiko.SSHClient()#SNAT配置
ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
ssh_client.connect(hostname=ip, username=username, password=password, look_for_keys=False)print("Successfully logged in" + ip)#配置外网地址
command = ssh_client.invoke_shell()
command.send("system-view\n")
command.send("inter gi1/0/4\n")
command.send("ip address 132.12.12.10\n")time.sleep(0.2)
#PNAT转化地址池command.send("nat address-group SNAT\n")
command.send("mode pat\n")
command.send("section 0 132.12.12.10\n")
command.send("route enable\n")
time.sleep(0.2)#PNAT源地址转化策略command.send("nat-policy\n")
command.send("rule name pat\n")
command.send("source-zone trust\n")
command.send("destination-zone untrust\n")
command.send("source-address 172.16.0.0 16\n")
command.send("source-address 172.200.0.0 0.0.1.255\n")
command.send("source-address 172.210.2.0 0.0.1.255\n")
command.send("source-address 172.220.4.0 0.0.1.255\n")
command.send("source-address 172.230.6.0 0.0.1.255\n")
command.send("source-address 172.240.8.0 0.0.1.255\n")
command.send("source-address 172.250.10.0 0.0.1.255\n")
command.send("action source-nat address-group SNAT\n")
time.sleep(0.2)#PNAT源地址转化策略command.send("security-policy\n")
command.send("rule name NAT\n")
command.send("source-zone trust\n")
command.send("destination-zone untrust\n")
command.send("source-address 172.16.0.0 16\n")
command.send("source-address 172.200.0.0 0.0.1.255\n")
command.send("source-address 172.210.2.0 0.0.1.255\n")
command.send("source-address 172.220.4.0 0.0.1.255\n")
command.send("source-address 172.230.6.0 0.0.1.255\n")
command.send("source-address 172.240.8.0 0.0.1.255\n")
command.send("source-address 172.250.10.0 0.0.1.255\n")
command.send("action permit\n")
time.sleep(0.2)#缺省路由command.send("ip route-static 0.0.0.0 0 132.12.12.11\n")
command.send("ospf 1\n")
command.send("default-route-advertise always\n")
command.send("q\n")
time.sleep(0.2)#----------------------------------------------------------------------------------------------------#DNAT转化内网地址池
command.send("ip pool dmz-pool\n")
command.send("network 192.168.170.0 mask 255.255.255.0 \n")
command.send("gateway 192.168.170.254\n")time.sleep(0.2)#DNAT转化
command.send("nat server protocol udp global 132.12.12.10 80 inside 192.168.170.100 80\n")
command.send("nat server protocol tcp global 132.12.12.10 80 inside 192.168.170.100 80\n")#安全策略
command.send("security-policy \n")
command.send("rule name allow-http-to-dmz\n")
command.send("source-zone untrust\n")
command.send("destination-zone dmz\n")
command.send("destination-address 192.168.170.100 32\n")
command.send("action permit \n")time.sleep(0.2)#允许http流量通过外网口
command.send("inter gi1/0/2\n")
command.send("service-manage http permit\n")
time.sleep(0.2)#----------------------------------------------------------
#配置ospf路由，让监控区访问内部设备
command.send("inter gi1/0/2\n")
command.send("ip address 10.1.90.2 30\n")
command.send("quit\n")
command.send("ospf 1\n")
command.send("area 2\n")
command.send("network 10.1.0.0 255.255.0.0\n")
command.send("area 1\n")
command.send("network 10.1.90.0 0.0.0.3\n")
time.sleep(0.2)
time.sleep(0.2)output = command.recv(65535)
print(output.decode('utf-8'))ssh_client.close运行脚本
三、验证DNAT
四、验证DNAT
