106 lines
2.5 KiB
Go
106 lines
2.5 KiB
Go
package sessdata
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import (
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"encoding/json"
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"time"
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"github.com/bjdgyc/anylink/dbdata"
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"github.com/shirou/gopsutil/cpu"
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"github.com/shirou/gopsutil/mem"
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)
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const (
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StatsCycleSec = 10 // 统计周期（秒）
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AddCycleSec = 60 // 记录到数据表周期（秒）
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)
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func saveStatsInfo() {
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go func() {
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tick := time.NewTicker(time.Second * StatsCycleSec)
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count := 0
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for range tick.C {
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up := uint32(0)
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down := uint32(0)
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upGroups := make(map[int]uint32)
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downGroups := make(map[int]uint32)
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numGroups := make(map[int]int)
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onlineNum := 0
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sessMux.Lock()
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for _, v := range sessions {
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v.mux.Lock()
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if v.IsActive {
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// 在线人数
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onlineNum += 1
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numGroups[v.CSess.Group.Id] += 1
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// 网络吞吐
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userUp := v.CSess.BandwidthUpPeriod.Load()
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userDown := v.CSess.BandwidthDownPeriod.Load()
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if userUp > 0 {
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upGroups[v.CSess.Group.Id] += userUp
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}
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if userDown > 0 {
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downGroups[v.CSess.Group.Id] += userDown
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}
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up += userUp
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down += userDown
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}
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v.mux.Unlock()
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}
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sessMux.Unlock()
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tNow := time.Now()
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// online
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numData, _ := json.Marshal(numGroups)
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so := dbdata.StatsOnline{Num: onlineNum, NumGroups: string(numData), CreatedAt: tNow}
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// network
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upData, _ := json.Marshal(upGroups)
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downData, _ := json.Marshal(downGroups)
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sn := dbdata.StatsNetwork{Up: up, Down: down, UpGroups: string(upData), DownGroups: string(downData), CreatedAt: tNow}
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// cpu
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sc := dbdata.StatsCpu{Percent: getCpuPercent(), CreatedAt: tNow}
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// mem
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sm := dbdata.StatsMem{Percent: getMemPercent(), CreatedAt: tNow}
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count++
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// 是否保存至数据库
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save := count*StatsCycleSec >= AddCycleSec
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// 历史数据
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if save {
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count = 0
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}
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// 设置统计数据
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setStatsData(save, so, sn, sc, sm)
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}
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}()
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}
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func setStatsData(save bool, so dbdata.StatsOnline, sn dbdata.StatsNetwork, sc dbdata.StatsCpu, sm dbdata.StatsMem) {
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// 实时数据
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dbdata.StatsInfoIns.SetRealTime("online", so)
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dbdata.StatsInfoIns.SetRealTime("network", sn)
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dbdata.StatsInfoIns.SetRealTime("cpu", sc)
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dbdata.StatsInfoIns.SetRealTime("mem", sm)
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if !save {
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return
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}
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dbdata.StatsInfoIns.SaveStatsInfo(so, sn, sc, sm)
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}
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func getCpuPercent() float64 {
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cpuUsedPercent, _ := cpu.Percent(0, false)
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percent := cpuUsedPercent[0]
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if percent == 0 {
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percent = 1
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}
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return decimal(percent)
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}
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func getMemPercent() float64 {
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m, _ := mem.VirtualMemory()
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return decimal(m.UsedPercent)
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}
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func decimal(f float64) float64 {
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i := int(f * 100)
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return float64(i) / 100
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}
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