zabbix 监控域名到期时间

cat userparameter_http.conf

UserParameter=http_discovery,/usr/bin/python  /etc/zabbix/scripts/base/http_discovery.py
UserParameter=http.info[*],/bin/bash /etc/zabbix/scripts/base/check-http-expire.sh $1 

cat /etc/zabbix/scripts/base/http_list

baidu.com 443 

cat  /etc/zabbix/scripts/base/http_discovery.py

#!/usr/bin/env python
#coding:utf-8

import os
import sys
import json

#这个函数主要是构造出一个特定格式的字典，用于zabbix
def ssl_cert_discovery():
    web_list=[]
    web_dict={"data":None}
    with open("/etc/zabbix/scripts/base/http_list","r") as f:
        for sslcert in f:
            dict={}
            dict["{#DOMAINNAME}"]=sslcert.strip().split()[0]
            dict["{#PORT}"]=sslcert.strip().split()[1]
            dict["{#OLDNS}"]=sslcert.strip().split()[2]
            web_list.append(dict)
    web_dict["data"]=web_list
    jsonStr = json.dumps(web_dict,indent=4)
    return jsonStr
if __name__ == "__main__":
    print ssl_cert_discovery()

cat /etc/zabbix/scripts/base/check-http-expire.sh

#!/bin/bash
host=$1
#end_date=`whois -H  $host|grep "Registry Expiry Date"|awk '{print $NF}'`
end_date=`whois -H  $host|egrep "Registry Expiry Date|Expiration Time"|awk '{print $3,$4}'|sed 's#Date: ##g'`

#echo "$end_date"
if [ -n "$end_date" ]
then
    end_date_seconds=`date '+%s' --date "$end_date"`
    now_seconds=`date '+%s'`
    echo "($end_date_seconds-$now_seconds)/24/3600" | bc
fi

模板

<?xml version="1.0" encoding="UTF-8"?>
<zabbix_export>
    <version>5.2</version>
    <date>2022-08-12T04:53:53Z</date>
    <groups>
        <group>
            <name>Templates</name>
        </group>
    </groups>
    <templates>
        <template>
            <template>Template http  expire date</template>
            <name>Template http  expire date</name>
            <groups>
                <group>
                    <name>Templates</name>
                </group>
            </groups>
            <applications>
                <application>
                    <name>域名过期剩余时间</name>
                </application>
            </applications>
            <discovery_rules>
                <discovery_rule>
                    <name>域名到期_Discovery</name>
                    <type>ZABBIX_ACTIVE</type>
                    <key>http_discovery</key>
                    <delay>24h</delay>
                    <lifetime>8h</lifetime>
                    <item_prototypes>
                        <item_prototype>
                            <name>[{#DOMAINNAME}]域名过期剩余时间：</name>
                            <type>ZABBIX_ACTIVE</type>
                            <key>http.info[{#DOMAINNAME},{#PORT}]</key>
                            <delay>24h</delay>
                            <history>0</history>
                            <trends>7d</trends>
                            <units>天</units>
                            <applications>
                                <application>
                                    <name>域名过期剩余时间</name>
                                </application>
                            </applications>
                            <preprocessing>
                                <step>
                                    <type>MULTIPLIER</type>
                                    <parameters>
                                        <parameter>1</parameter>
                                    </parameters>
                                </step>
                            </preprocessing>
                            <trigger_prototypes>
                                <trigger_prototype>
                                    <expression>{last()}&lt;33</expression>
                                    <name>[{#DOMAINNAME}] 域名过期剩余时间小于33天</name>
                                    <priority>HIGH</priority>
                                    <manual_close>YES</manual_close>
                                </trigger_prototype>
                            </trigger_prototypes>
                        </item_prototype>
                    </item_prototypes>
                </discovery_rule>
            </discovery_rules>
        </template>
    </templates>
</zabbix_export>