66 lines
1.8 KiB
Go
66 lines
1.8 KiB
Go
package cron_task
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import (
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"fmt"
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"gitee.ltd/lxh/logger/log"
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"strings"
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"time"
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"wireguard-dashboard/client"
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"wireguard-dashboard/repository"
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"wireguard-dashboard/utils"
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)
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// offlineMonitoring
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// @description: 离线监听任务
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func offlineMonitoring() {
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for {
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devices, err := client.WireguardClient.Devices()
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if err != nil {
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time.Sleep(5 * time.Minute) // 休眠五分钟再执行
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offlineMonitoring()
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continue
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}
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// 遍历客户端数据，并渲染数据信息
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for _, d := range devices {
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for _, p := range d.Peers {
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clientInfo, err := repository.Client().GetByPublicKey(p.PublicKey.String())
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if err != nil {
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continue
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}
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// 没有启用离线监听时，即使客户端已经离线则也不执行
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if clientInfo.OfflineMonitoring == nil || *clientInfo.OfflineMonitoring != 1 || clientInfo.Email == "" {
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continue
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}
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var ipAllocation string
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for _, iaip := range p.AllowedIPs {
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ipAllocation += iaip.String() + ","
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}
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ipAllocation = strings.TrimRight(ipAllocation, ",")
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isOnline := time.Since(p.LastHandshakeTime).Minutes() < 3
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// 未离线
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if !isOnline {
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continue
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}
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content := fmt.Sprintf("客户端：%s\r\n", clientInfo.Name)
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content += fmt.Sprintf("客户端IP：%s\r\n", ipAllocation)
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content += fmt.Sprintf("端点IP：%s", p.Endpoint.String())
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content += fmt.Sprintf("最后握手时间：%s\r\n", p.LastHandshakeTime.Format("2006-01-02 15:04:05"))
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content += fmt.Sprintf("离线时间：%s\r\n", time.Now().Format("2006-01-02 15:04:05"))
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// 离线并且配置了邮箱，准备发送邮件
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err = utils.Mail().SendMail(clientInfo.Email, fmt.Sprintf("客户端离线通知"), content, "")
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if err != nil {
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log.Errorf("发送离线通知邮件失败: %v", err.Error())
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continue
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}
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}
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}
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}
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}
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