kevin
c14fe5ec06
新增 /api/admin/stats 聚合接口，填充运行时长、活跃设备、今日流量、在线节点四项卡片： - VpnService 记录启动时间，提供 StartedAt/TotalLiveTraffic 方法 - 新增 TrafficStat 模型，客户端断开时 upsert 当日 rx/tx 流量（持久化） - 前端 AdminView 调用 stats 接口并每 30 秒自动刷新
44 lines
1016 B
Go
44 lines
1016 B
Go
package handler
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import (
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"net/http"
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"time"
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"lmvpn/internal/db"
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"lmvpn/internal/model"
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"lmvpn/internal/vpn"
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"github.com/gin-gonic/gin"
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)
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type adminStatsResponse struct {
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UptimeSeconds int64 `json:"uptime_seconds"`
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ActiveDevices int `json:"active_devices"`
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TodayTrafficBytes int64 `json:"today_traffic_bytes"`
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OnlineNodes int `json:"online_nodes"`
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}
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func GetAdminStats(c *gin.Context) {
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var uptime int64
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var onlineNodes int
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if vpn.VPN.Running() {
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uptime = int64(time.Since(vpn.VPN.StartedAt()).Seconds())
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onlineNodes = 1
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}
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activeDevices := len(vpn.VPN.ClientList())
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today := time.Now().Format("2006-01-02")
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var stat model.TrafficStat
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db.DB.Where("date = ?", today).First(&stat)
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liveRx, liveTx := vpn.VPN.TotalLiveTraffic()
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todayTraffic := stat.RxBytes + stat.TxBytes + liveRx + liveTx
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c.JSON(http.StatusOK, adminStatsResponse{
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UptimeSeconds: uptime,
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ActiveDevices: activeDevices,
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TodayTrafficBytes: todayTraffic,
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OnlineNodes: onlineNodes,
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})
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}
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