#!/bin/bash
#查看服务是否运行

docker_stata(){
URRENT_TIME=$(date +"%Y-%m-%d %H:%M:%S")
HOSTNAME=$(hostname)
IP=$(hostname -I)
IP2=$(curl -s ifconfig.me)

docker_status=$(systemctl is-active docker)

if [ "$docker_status" == "inactive" ]; then
     PAYLOAD=$(cat <<-EOF
{

"msgtype": "markdown",
"markdown": {
"title":"docker服务已经停止",
"text":"
                ##### Docker服务通知 \n
                > ##### 服务器: **$HOSTNAME** 的内存空间超过阀值: **\$THRESHOLD%** \n
                > ##### 服务器IP: 内网地址: **$IP** 公网IP地址: **$IP2** \n
                > ##### 告警时间: **$CURRENT_TIME** \n
                > ##### Docker服务状态: **已经停止** \n
            "
}
}

EOF
    )

    # 发送告警 (自行替换钉钉Webhook机器人的URL)
    curl -H "Content-Type: application/json" -X POST -d "$PAYLOAD"  https://oapi.dingtalk.com/robot/send?access_token=7ef7db65342f433a321b3a1fa1b500723223423423aa421505952d5ba13248
    echo $PAYLOAD
fi
}
docker_stata