Zabbix Setup

wget https://repo.zabbix.com/zabbix/7.0/debian/pool/main/z/zabbix-release/zabbix-release_latest_7.0+debian12_all.deb
sudo dpkg -i zabbix-release_latest_7.0+debian12_all.deb
sudo apt update
# 安装Zabbix server，Web前端，agent
sduo apt install zabbix-server-mysql zabbix-frontend-php zabbix-nginx-conf zabbix-sql-scripts zabbix-agent2

wget https://repo.mysql.com/mysql-apt-config_0.8.34-1_all.deb
sudo dpkg -i mysql-apt-config_0.8.34-1_all.deb
sudo apt update
sudo apt purge mariadb-client-core
sudo apt install mysql-server

sudo mysql -u root
ALTER USER 'root'@'localhost' IDENTIFIED WITH caching_sha2_password BY '你的新密码';
FLUSH PRIVILEGES;

#删除匿名用户
DELETE FROM mysql.user WHERE user = '';
#禁止root远程登录
UPDATE mysql.user SET host='localhost' WHERE user='root';
#删除测试数据库
DROP DATABASE IF EXISTS test;
DELETE FROM mysql.db WHERE Db='test' OR Db='test\\_%';

FLUSH PRIVILEGES;

# mysql -uroot -p
password
mysql> create database zabbix character set utf8mb4 collate utf8mb4_bin;
mysql> create user zabbix@localhost identified by 'password';
mysql> grant all privileges on zabbix.* to zabbix@localhost;
mysql> set global log_bin_trust_function_creators = 1;
mysql> FLUSH PRIVILEGES;
mysql> quit;

zcat /usr/share/zabbix-sql-scripts/mysql/server.sql.gz | mysql --default-character-set=utf8mb4 -uzabbix -p zabbix

# mysql -uroot -p
password
mysql> set global log_bin_trust_function_creators = 0;
mysql> quit;

# listen 8080;
# server_name example.com;

sudo systemctl restart zabbix-server zabbix-agent2 nginx php8.2-fpm
sudo systemctl enable zabbix-server zabbix-agent2 nginx php8.2-fpm

sudo apt install locales -y
sudo dpkg-reconfigure locales
#前端乱码，安装字体
sudo apt install fonts-noto-cjk
sudo cp /usr/share/fonts/opentype/noto/NotoSansCJK-Regular.ttc /usr/share/zabbix/assets/fonts/graphfont.ttf

export DEBIAN_FRONTEND=noninteractive
distro=$(lsb_release -s -i|tail -n1|tr [A-Z] [a-z])
osversion=$(lsb_release -s -r|tail -n1)
wget https://repo.zabbix.com/zabbix/7.0/${distro}/pool/main/z/zabbix-release/zabbix-release_latest_7.0+${distro}${osversion}_all.deb
sudo dpkg -i zabbix-release_latest_7.0+${distro}${osversion}_all.deb
sudo apt update
sudo apt install zabbix-agent2
if ! grep -q "^Plugins.Systemd.Enable=true" /etc/zabbix/zabbix_agent2.conf; then
    sudo sed -i '/# Plugins.Log.MaxLinesPerSecond=20/a Plugins.Systemd.Enable=true' /etc/zabbix/zabbix_agent2.conf
fi
sudo sed -i "s/Server=.*/Server=10.8.253.48/g" /etc/zabbix/zabbix_agent2.conf
sudo sed -i "s/ServerActive=.*/ServerActive=10.8.253.48/g" /etc/zabbix/zabbix_agent2.conf
sudo sed -i "s/Hostname=.*/Hostname=$(hostname -I | awk '{print $1}')/g" /etc/zabbix/zabbix_agent2.conf
sudo systemctl enable zabbix-agent2 --now
sudo systemctl restart zabbix-agent2 

wget https://cdn.zabbix.com/zabbix/binaries/stable/7.0/7.0.10/zabbix_agent-7.0.10-linux-3.0-amd64-static.tar.gz

free {{?last(//vfs.fs.dependent.size[{#FSNAME},free])/1024/1024/1024}.fmtnum(1)}GB)

Linux: FS [{#FSNAME}]: Space is critically low (used > {$VFS.FS.PUSED.MAX.CRIT:"{#FSNAME}"}%, total {{?last(//vfs.fs.dependent.size[{#FSNAME},total])/1024/1024/1024}.fmtnum(1)}GB, free {{?last(//vfs.fs.dependent.size[{#FSNAME},free])/1024/1024/1024}.fmtnum(1)}GB)

cd /usr/lib/zabbix/alertscripts

cat >wechat.py<<'EOF' 
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import requests
import json
import sys

# Webhook URL
api_url = "https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=xxxxxxxxxxxxxxxxxx"  #替换为自己企业微信群机器人的webhook地址

# HTTP headers
headers = {'Content-Type': 'application/json;charset=utf-8'}

# 定义发送消息的函数
def send_message(text):
    # 构建消息体
    json_text = {
        "msgtype": "text",
        "text": {
            "content": text
        }
    }
    
    # 发送 POST 请求
    response = requests.post(api_url, json=json_text, headers=headers)
    
    # 检查响应状态码
    if response.status_code == 200:
        print("Message sent successfully.")
    else:
        print(f"Failed to send message. Status code: {response.status_code}")

# 主函数
if __name__ == '__main__':
    # 检查命令行参数是否正确
    if len(sys.argv) < 2:
        print("Usage: python3 wechat.py <message>")
        sys.exit(1)
    
    # 获取命令行参数中的消息内容
    text = sys.argv[1]
    
    # 调用发送消息函数
    send_message(text)
EOF    

【告警】
告警设备：{HOST.NAME}
告警内容：{EVENT.NAME}
监控项目：{ITEM.NAME}
监控取值：{ITEM.LASTVALUE}
告警严重性：{EVENT.SEVERITY}
当前状态：{EVENT.STATUS}
告警时间：{EVENT.DATE} {EVENT.TIME}
事件ID：{EVENT.ID}

【告警解除】
告警设备：{HOST.NAME}
告警内容：{EVENT.NAME}
监控项目：{ITEM.NAME}
监控取值：{ITEM.LASTVALUE}
告警严重性：{EVENT.SEVERITY}
当前状态：{EVENT.RECOVERY.STATUS}
告警时间：{EVENT.DATE} {EVENT.TIME}
恢复时间：{EVENT.RECOVERY.TIME}
持续时间：{EVENT.AGE}
事件ID：{EVENT.RECOVERY.ID}