zabbix监控域名到期时间

# 获取域名过期时间脚本

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

# 域名自动发现脚本：

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()

# 域名列表

 cat /etc/zabbix/scripts/base/http_list
baidu.com 443 volunteer.dnspod.net.;jane.dnspod.net. 
jd.cn 443 jane.dnspod.net.;volunteer.dnspod.net.

# zabbix配置

cat /etc/zabbix/zabbix_agent2.d/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

# zabbix添加监控模版

zabbix_export:
  version: '5.2'
  date: '2024-06-04T07:31:05Z'
  groups:
    -
      name: Templates
  templates:
    -
      template: 'Template http  expire date'
      name: 'Template http  expire date'
      groups:
        -
          name: Templates
      applications:
        -
          name: 域名过期剩余时间
      discovery_rules:
        -
          name: 域名到期_Discovery
          type: ZABBIX_ACTIVE
          key: http_discovery
          delay: 24h
          lifetime: '0'
          item_prototypes:
            -
              name: '[{#DOMAINNAME}]域名过期剩余时间：'
              type: ZABBIX_ACTIVE
              key: 'http.info[{#DOMAINNAME},{#PORT}]'
              delay: 3h
              history: 2d
              trends: 7d
              units: 天
              applications:
                -
                  name: 域名过期剩余时间
              preprocessing:
                -
                  type: MULTIPLIER
                  parameters:
                    - '1'
              trigger_prototypes:
                -
                  expression: '{last()}<33'
                  name: '[{#DOMAINNAME}] 域名过期剩余时间小于33天'
                  priority: HIGH
                  manual_close: 'YES'