python扫描ip的端口打开情况
#!/usr/bin/python# -*- coding:utf-8 -*-
import socket
import sys
#connector，使用socket模块，设定超时时间为0.1【内网环境下】，连接成功返回1，连接失败返回0
def connector(ip,port):
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
try:
s.settimeout(0.1)
s.connect((ip,int(port)))
s.shutdown(2)
return 1
except:
return 0
finally:
s.close()
#程序开始，定义所有server，此处用了json，便于后面脚本好写
server_list={
"server-list": [
{
"name": "api-1-18",
"ip": "xxx.xxx.xxx.18"
},
{
"name": "api-2-19",
"ip": "xxx.xxx.xxx.19"
},
{
"name": "web-1-24",
"ip": "xxx.xxx.xxx.24"
},
{
"name": "db-1-21",
"ip": "xxx.xxx.xxx.21"
},
{
"name": "db-2-23",
"ip": "xxx.xxx.xxx.23"
},
{
"name": "ftp-1-26",
"ip": "xxx.xxx.xxx.26"
},
{
"name": "***-1-30",
"ip": "xxx.xxx.xxx..30"
}
]
}
#对列表中所有server的所有端口进行遍历扫描，并将打开的端口输出到终端
for server in server_list['server-list']:
for port in range(1,65535):
state=connector(server['ip'], port)
if state == 1:
print "["+str(port)+"] is open on this server ["+str(server['name'])+"]"
sys.exit()
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