自动发现当前系统的 TCP 监听端口，端口 down 时告警。

#!/usr/bin/env python
import os
import json
portlist = []
new_port_list = []
port_dict = {"data":None}
cmd = '''netstat -tnl|egrep -i "$1"|awk {'print $4'}|grep -v only|grep -v Local|grep -v ssh|'''
cmd += '''awk -F':' '{if ($NF~/^[0-9]*$/) print $NF}'|sort -n| uniq 2>/dev/null'''
auto_localport = os.popen(cmd).readlines()
for ports in auto_localport:
        new_port = ports.strip()
        portlist.append(new_port)
for port in portlist:
        pdict = {}
        pdict["{#TCP_PORT}"] = port
        new_port_list.append(pdict)
port_dict["data"] = new_port_list
jsonStr = json.dumps(port_dict,sort_keys=True,indent=4)
print jsonStr

zbx_export_templates.xml.zip