rpm -ivh https://mirrors.aliyun.com/zabbix/zabbix/4.0/rhel//x86_64/zabbix-release-4.0-.el7.noarch.rpm

yum install zabbix-agent -y

vim /etc/zabbix/zabbix_agentd.conf

##需要改变的内容

PidFile=/var/run/zabbix/zabbix_agentd.pid

LogFile=/var/log/zabbix/zabbix_agentd.log

LogFileSize=

Server=192.168.0.214

ServerActive=192.168.0.214

Hostname=k8s1

HostMetadataItem=system.uname

Include=/etc/zabbix/zabbix_agentd.d/*.conf

systemctl restart zabbix-agent.service

[root@k8s1 alertscripts]# cat docker.py

#!/usr/bin/python

import sys

import os

import json

def discover():

    d = {}

    d['data'] = []

    with os.popen("docker ps -a --format {{.Names}}") as pipe:

        for line in pipe:

            info = {}

            info['{#CONTAINERNAME}'] = line.replace("\n","")

            d['data'].append(info)

    print json.dumps(d)

def status(name,action):

    if action == "ping":

        cmd = 'docker inspect --format="{{.State.Running}}" %s' %name

        result = os.popen(cmd).read().replace("\n","")

        if result == "true":

            print

        else:

            print

    else:

        cmd = 'docker stats %s --no-stream --format "{{.%s}}"' % (name,action)

        result = os.popen(cmd).read().replace("\n","")

        if "%" in result:

            print float(result.replace("%",""))

        else:

            print result

if __name__ == '__main__':

        try:

                name, action = sys.argv[], sys.argv[]

                status(name,action)

        except IndexError:

                discover()

UserParameter=docker.discovery,/usr/lib/zabbix/alertscripts/docker.py

UserParameter=docker.[*],/usr/lib/zabbix/alertscripts/docker.py $ $