mirror of
https://github.com/TeaOSLab/EdgeAPI.git
synced 2025-11-06 18:10:25 +08:00
622 lines
16 KiB
Go
622 lines
16 KiB
Go
package models
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import (
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"github.com/TeaOSLab/EdgeAPI/internal/errors"
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"github.com/TeaOSLab/EdgeAPI/internal/goman"
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"github.com/TeaOSLab/EdgeAPI/internal/remotelogs"
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"github.com/TeaOSLab/EdgeAPI/internal/utils"
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"github.com/TeaOSLab/EdgeAPI/internal/utils/regexputils"
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"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
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_ "github.com/go-sql-driver/mysql"
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"github.com/iwind/TeaGo/Tea"
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"github.com/iwind/TeaGo/dbs"
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"github.com/iwind/TeaGo/maps"
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"github.com/iwind/TeaGo/rands"
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"github.com/iwind/TeaGo/types"
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timeutil "github.com/iwind/TeaGo/utils/time"
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"math"
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"regexp"
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"strings"
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"sync"
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"time"
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)
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type ServerBandwidthStatDAO dbs.DAO
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const (
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ServerBandwidthStatTablePartials = 20 // 分表数量
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)
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func init() {
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dbs.OnReadyDone(func() {
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// 清理数据任务
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var ticker = time.NewTicker(time.Duration(rands.Int(24, 48)) * time.Hour)
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goman.New(func() {
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for range ticker.C {
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err := SharedServerBandwidthStatDAO.Clean(nil)
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if err != nil {
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remotelogs.Error("SharedServerBandwidthStatDAO", "clean expired data failed: "+err.Error())
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}
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}
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})
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})
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}
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func NewServerBandwidthStatDAO() *ServerBandwidthStatDAO {
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return dbs.NewDAO(&ServerBandwidthStatDAO{
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DAOObject: dbs.DAOObject{
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DB: Tea.Env,
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Table: "edgeServerBandwidthStats",
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Model: new(ServerBandwidthStat),
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PkName: "id",
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},
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}).(*ServerBandwidthStatDAO)
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}
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var SharedServerBandwidthStatDAO *ServerBandwidthStatDAO
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func init() {
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dbs.OnReady(func() {
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SharedServerBandwidthStatDAO = NewServerBandwidthStatDAO()
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})
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}
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// UpdateServerBandwidth 写入数据
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// 暂时不使用region区分
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func (this *ServerBandwidthStatDAO) UpdateServerBandwidth(tx *dbs.Tx, userId int64, serverId int64, day string, timeAt string, bytes int64, totalBytes int64) error {
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if serverId <= 0 {
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return errors.New("invalid server id '" + types.String(serverId) + "'")
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}
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return this.Query(tx).
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Table(this.partialTable(serverId)).
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Param("bytes", bytes).
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Param("totalBytes", totalBytes).
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InsertOrUpdateQuickly(maps.Map{
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"userId": userId,
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"serverId": serverId,
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"day": day,
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"timeAt": timeAt,
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"bytes": bytes,
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"totalBytes": totalBytes,
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"avgBytes": totalBytes / 300,
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}, maps.Map{
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"bytes": dbs.SQL("bytes+:bytes"),
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"avgBytes": dbs.SQL("(totalBytes+:totalBytes)/300"), // 因为生成SQL语句时会自动将avgBytes排在totalBytes之前，所以这里不用担心先后顺序的问题
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"totalBytes": dbs.SQL("totalBytes+:totalBytes"),
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})
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}
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// FindMinutelyPeekBandwidthBytes 获取某分钟的带宽峰值
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// day YYYYMMDD
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// minute HHII
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func (this *ServerBandwidthStatDAO) FindMinutelyPeekBandwidthBytes(tx *dbs.Tx, serverId int64, day string, minute string, useAvg bool) (int64, error) {
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return this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Result(this.bytesField(useAvg)).
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Attr("day", day).
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Attr("timeAt", minute).
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FindInt64Col(0)
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}
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// FindHourlyBandwidthStats 按小时获取带宽峰值
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func (this *ServerBandwidthStatDAO) FindHourlyBandwidthStats(tx *dbs.Tx, serverId int64, hours int32, useAvg bool) (result []*pb.FindHourlyServerBandwidthStatsResponse_Stat, err error) {
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if hours <= 0 {
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hours = 24
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}
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var timestamp = time.Now().Unix() - int64(hours)*3600
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ones, _, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Result(this.maxBytesField(useAvg), "CONCAT(day, '.', SUBSTRING(timeAt, 1, 2)) AS fullTime").
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Gte("CONCAT(day, '.', SUBSTRING(timeAt, 1, 2))", timeutil.FormatTime("Ymd.H", timestamp)).
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Group("fullTime").
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FindOnes()
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if err != nil {
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return nil, err
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}
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var m = map[string]*pb.FindHourlyServerBandwidthStatsResponse_Stat{}
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for _, one := range ones {
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var fullTime = one.GetString("fullTime")
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var timePieces = strings.Split(fullTime, ".")
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var day = timePieces[0]
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var hour = timePieces[1]
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var bytes = one.GetInt64("bytes")
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m[day+hour] = &pb.FindHourlyServerBandwidthStatsResponse_Stat{
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Bytes: bytes,
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Bits: bytes * 8,
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Day: day,
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Hour: types.Int32(hour),
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}
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}
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fullHours, err := utils.RangeHours(timeutil.FormatTime("YmdH", timestamp), timeutil.Format("YmdH"))
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if err != nil {
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return nil, err
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}
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for _, fullHour := range fullHours {
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stat, ok := m[fullHour]
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if ok {
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result = append(result, stat)
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} else {
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result = append(result, &pb.FindHourlyServerBandwidthStatsResponse_Stat{
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Bytes: 0,
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Bits: 0,
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Day: fullHour[:8],
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Hour: types.Int32(fullHour[8:]),
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})
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}
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}
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return result, nil
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}
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// FindDailyPeekBandwidthBytes 获取某天的带宽峰值
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// day YYYYMMDD
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func (this *ServerBandwidthStatDAO) FindDailyPeekBandwidthBytes(tx *dbs.Tx, serverId int64, day string, useAvg bool) (int64, error) {
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return this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Attr("day", day).
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Result(this.maxBytesField(useAvg)).
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FindInt64Col(0)
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}
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// FindDailyBandwidthStats 按天获取带宽峰值
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func (this *ServerBandwidthStatDAO) FindDailyBandwidthStats(tx *dbs.Tx, serverId int64, days int32, useAvg bool) (result []*pb.FindDailyServerBandwidthStatsResponse_Stat, err error) {
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if days <= 0 {
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days = 14
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}
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var timestamp = time.Now().Unix() - int64(days)*86400
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ones, _, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Result(this.maxBytesField(useAvg), "day").
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Attr("serverId", serverId).
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Gte("day", timeutil.FormatTime("Ymd", timestamp)).
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Group("day").
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FindOnes()
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if err != nil {
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return nil, err
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}
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var m = map[string]*pb.FindDailyServerBandwidthStatsResponse_Stat{}
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for _, one := range ones {
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var day = one.GetString("day")
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var bytes = one.GetInt64("bytes")
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m[day] = &pb.FindDailyServerBandwidthStatsResponse_Stat{
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Bytes: bytes,
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Bits: bytes * 8,
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Day: day,
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}
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}
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allDays, err := utils.RangeDays(timeutil.FormatTime("Ymd", timestamp), timeutil.Format("Ymd"))
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if err != nil {
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return nil, err
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}
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for _, day := range allDays {
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stat, ok := m[day]
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if ok {
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result = append(result, stat)
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} else {
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result = append(result, &pb.FindDailyServerBandwidthStatsResponse_Stat{
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Bytes: 0,
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Bits: 0,
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Day: day,
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})
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}
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}
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return result, nil
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}
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// FindBandwidthStatsBetweenDays 查找日期段内的带宽峰值
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// dayFrom YYYYMMDD
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// dayTo YYYYMMDD
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func (this *ServerBandwidthStatDAO) FindBandwidthStatsBetweenDays(tx *dbs.Tx, serverId int64, dayFrom string, dayTo string, useAvg bool) (result []*pb.FindDailyServerBandwidthStatsBetweenDaysResponse_Stat, err error) {
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if serverId <= 0 {
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return nil, nil
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}
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if !regexputils.YYYYMMDD.MatchString(dayFrom) {
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return nil, errors.New("invalid dayFrom '" + dayFrom + "'")
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}
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if !regexputils.YYYYMMDD.MatchString(dayTo) {
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return nil, errors.New("invalid dayTo '" + dayTo + "'")
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}
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if dayFrom > dayTo {
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dayFrom, dayTo = dayTo, dayFrom
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}
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ones, _, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Result(this.bytesField(useAvg), "day", "timeAt").
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Attr("serverId", serverId).
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Between("day", dayFrom, dayTo).
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FindOnes()
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if err != nil {
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return nil, err
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}
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var m = map[string]*pb.FindDailyServerBandwidthStatsBetweenDaysResponse_Stat{}
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for _, one := range ones {
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var day = one.GetString("day")
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var bytes = one.GetInt64("bytes")
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var timeAt = one.GetString("timeAt")
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var key = day + "@" + timeAt
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m[key] = &pb.FindDailyServerBandwidthStatsBetweenDaysResponse_Stat{
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Bytes: bytes,
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Bits: bytes * 8,
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Day: day,
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TimeAt: timeAt,
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}
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}
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allDays, err := utils.RangeDays(dayFrom, dayTo)
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if err != nil {
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return nil, err
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}
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dayTimes, err := utils.Range24HourTimes(5)
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if err != nil {
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return nil, err
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}
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// 截止到当前时间
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var currentTime = timeutil.Format("Ymd@Hi")
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for _, day := range allDays {
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for _, timeAt := range dayTimes {
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var key = day + "@" + timeAt
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if key >= currentTime {
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break
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}
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stat, ok := m[key]
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if ok {
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result = append(result, stat)
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} else {
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result = append(result, &pb.FindDailyServerBandwidthStatsBetweenDaysResponse_Stat{
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Day: day,
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TimeAt: timeAt,
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})
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}
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}
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}
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return result, nil
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}
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// FindMonthlyPeekBandwidthBytes 获取某月的带宽峰值
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// month YYYYMM
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func (this *ServerBandwidthStatDAO) FindMonthlyPeekBandwidthBytes(tx *dbs.Tx, serverId int64, month string, useAvg bool) (int64, error) {
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return this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("day", month+"01", month+"31").
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Result(this.maxBytesField(useAvg)).
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FindInt64Col(0)
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}
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// FindServerStats 查找某个时间段的带宽统计
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// 参数：
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// - day YYYYMMDD
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// - timeAt HHII
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func (this *ServerBandwidthStatDAO) FindServerStats(tx *dbs.Tx, serverId int64, day string, timeFrom string, timeTo string, useAvg bool) (result []*ServerBandwidthStat, err error) {
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_, err = this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Attr("day", day).
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Between("timeAt", timeFrom, timeTo).
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Slice(&result).
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FindAll()
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// 使用平均带宽
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this.fixServerStats(result, useAvg)
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return
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}
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// FindAllServerStatsWithDay 查找某个服务的当天的所有带宽峰值
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// day YYYYMMDD
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func (this *ServerBandwidthStatDAO) FindAllServerStatsWithDay(tx *dbs.Tx, serverId int64, day string, useAvg bool) (result []*ServerBandwidthStat, err error) {
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_, err = this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Attr("day", day).
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AscPk().
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Slice(&result).
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FindAll()
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// 使用平均带宽
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this.fixServerStats(result, useAvg)
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return
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}
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// FindAllServerStatsWithMonth 查找某个服务的当月的所有带宽峰值
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// month YYYYMM
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func (this *ServerBandwidthStatDAO) FindAllServerStatsWithMonth(tx *dbs.Tx, serverId int64, month string, useAvg bool) (result []*ServerBandwidthStat, err error) {
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_, err = this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("day", month+"01", month+"31").
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AscPk().
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Slice(&result).
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FindAll()
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// 使用平均带宽
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this.fixServerStats(result, useAvg)
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return
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}
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// FindMonthlyPercentile 获取某月内百分位
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func (this *ServerBandwidthStatDAO) FindMonthlyPercentile(tx *dbs.Tx, serverId int64, month string, percentile int, useAvg bool) (result int64, err error) {
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if percentile <= 0 {
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percentile = 95
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}
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// 如果是100%以上，则快速返回
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if percentile >= 100 {
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result, err = this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Result(this.bytesField(useAvg)).
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Between("day", month+"01", month+"31").
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Desc("bytes").
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Limit(1).
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FindInt64Col(0)
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return
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}
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// 总数量
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total, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("day", month+"01", month+"31").
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Count()
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if err != nil {
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return 0, err
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}
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if total == 0 {
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return 0, nil
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}
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var offset int64
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if total > 1 {
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offset = int64(math.Ceil(float64(total) * float64(100-percentile) / 100))
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}
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// 查询 nth 位置
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result, err = this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Result(this.bytesField(useAvg)).
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Between("day", month+"01", month+"31").
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Desc("bytes").
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Offset(offset).
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Limit(1).
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FindInt64Col(0)
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return
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}
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// FindPercentileBetweenDays 获取日期段内内百分位
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func (this *ServerBandwidthStatDAO) FindPercentileBetweenDays(tx *dbs.Tx, serverId int64, dayFrom string, dayTo string, percentile int32, useAvg bool) (result *ServerBandwidthStat, err error) {
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if dayFrom > dayTo {
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dayFrom, dayTo = dayTo, dayFrom
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}
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if percentile <= 0 {
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percentile = 95
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}
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// 如果是100%以上，则快速返回
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if percentile >= 100 {
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one, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("day", dayFrom, dayTo).
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Desc(this.bytesOrderField(useAvg)).
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Find()
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if err != nil || one == nil {
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return nil, err
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}
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return this.fixServerStat(one.(*ServerBandwidthStat), useAvg), nil
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}
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// 总数量
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total, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("day", dayFrom, dayTo).
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Count()
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if err != nil {
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return nil, err
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}
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if total == 0 {
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return nil, nil
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}
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var offset int64
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if total > 1 {
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offset = int64(math.Ceil(float64(total) * float64(100-percentile) / 100))
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}
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// 查询 nth 位置
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one, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("day", dayFrom, dayTo).
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Desc(this.bytesOrderField(useAvg)).
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Offset(offset).
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Find()
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if err != nil || one == nil {
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return nil, err
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}
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return this.fixServerStat(one.(*ServerBandwidthStat), useAvg), nil
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}
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// FindPercentileBetweenTimes 获取时间段内内百分位
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// timeFrom 开始时间，格式 YYYYMMDDHHII
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// timeTo 结束时间，格式 YYYYMMDDHHII
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func (this *ServerBandwidthStatDAO) FindPercentileBetweenTimes(tx *dbs.Tx, serverId int64, timeFrom string, timeTo string, percentile int32, useAvg bool) (result *ServerBandwidthStat, err error) {
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var reg = regexp.MustCompile(`^\d{12}$`)
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if !reg.MatchString(timeFrom) {
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return nil, errors.New("invalid timeFrom '" + timeFrom + "'")
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}
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if !reg.MatchString(timeTo) {
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return nil, errors.New("invalid timeTo '" + timeTo + "'")
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}
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if timeFrom > timeTo {
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timeFrom, timeTo = timeTo, timeFrom
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}
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if percentile <= 0 {
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percentile = 95
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}
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// 如果是100%以上，则快速返回
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if percentile >= 100 {
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one, err := this.Query(tx).
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Table(this.partialTable(serverId)).
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Attr("serverId", serverId).
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Between("CONCAT(day, timeAt)", timeFrom, timeTo).
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Desc(this.bytesOrderField(useAvg)).
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Find()
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if err != nil || one == nil {
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return nil, err
|
||
}
|
||
|
||
return this.fixServerStat(one.(*ServerBandwidthStat), useAvg), nil
|
||
}
|
||
|
||
// 总数量
|
||
total, err := this.Query(tx).
|
||
Table(this.partialTable(serverId)).
|
||
Attr("serverId", serverId).
|
||
Between("CONCAT(day, timeAt)", timeFrom, timeTo).
|
||
Count()
|
||
if err != nil {
|
||
return nil, err
|
||
}
|
||
if total == 0 {
|
||
return nil, nil
|
||
}
|
||
|
||
var offset int64
|
||
|
||
if total > 1 {
|
||
offset = int64(math.Ceil(float64(total) * float64(100-percentile) / 100))
|
||
}
|
||
|
||
// 查询 nth 位置
|
||
one, err := this.Query(tx).
|
||
Table(this.partialTable(serverId)).
|
||
Attr("serverId", serverId).
|
||
Between("CONCAT(day, timeAt)", timeFrom, timeTo).
|
||
Desc(this.bytesOrderField(useAvg)).
|
||
Offset(offset).
|
||
Find()
|
||
if err != nil || one == nil {
|
||
return nil, err
|
||
}
|
||
|
||
return this.fixServerStat(one.(*ServerBandwidthStat), useAvg), nil
|
||
}
|
||
|
||
// Clean 清理过期数据
|
||
func (this *ServerBandwidthStatDAO) Clean(tx *dbs.Tx) error {
|
||
var day = timeutil.Format("Ymd", time.Now().AddDate(0, 0, -100)) // 保留大约3个月的数据
|
||
return this.runBatch(func(table string, locker *sync.Mutex) error {
|
||
_, err := this.Query(tx).
|
||
Table(table).
|
||
Lt("day", day).
|
||
Delete()
|
||
return err
|
||
})
|
||
}
|
||
|
||
// 批量执行
|
||
func (this *ServerBandwidthStatDAO) runBatch(f func(table string, locker *sync.Mutex) error) error {
|
||
var locker = &sync.Mutex{}
|
||
var wg = sync.WaitGroup{}
|
||
wg.Add(ServerBandwidthStatTablePartials)
|
||
var resultErr error
|
||
for i := 0; i < ServerBandwidthStatTablePartials; i++ {
|
||
var table = this.partialTable(int64(i))
|
||
go func(table string) {
|
||
defer wg.Done()
|
||
|
||
err := f(table, locker)
|
||
if err != nil {
|
||
resultErr = err
|
||
}
|
||
}(table)
|
||
}
|
||
wg.Wait()
|
||
return resultErr
|
||
}
|
||
|
||
// 获取分区表
|
||
func (this *ServerBandwidthStatDAO) partialTable(serverId int64) string {
|
||
return this.Table + "_" + types.String(serverId%int64(ServerBandwidthStatTablePartials))
|
||
}
|
||
|
||
// 获取字节字段
|
||
func (this *ServerBandwidthStatDAO) bytesField(useAvg bool) string {
|
||
if useAvg {
|
||
return "avgBytes AS bytes"
|
||
}
|
||
return "bytes"
|
||
}
|
||
|
||
// 获取最大字节字段
|
||
func (this *ServerBandwidthStatDAO) maxBytesField(useAvg bool) string {
|
||
if useAvg {
|
||
return "MAX(avgBytes) AS bytes"
|
||
}
|
||
return "MAX(bytes) AS bytes"
|
||
}
|
||
|
||
// 获取排序字段
|
||
func (this *ServerBandwidthStatDAO) bytesOrderField(useAvg bool) string {
|
||
if useAvg {
|
||
return "avgBytes"
|
||
}
|
||
return "bytes"
|
||
}
|
||
|
||
func (this *ServerBandwidthStatDAO) fixServerStat(stat *ServerBandwidthStat, useAvg bool) *ServerBandwidthStat {
|
||
if stat == nil {
|
||
return nil
|
||
}
|
||
if useAvg {
|
||
stat.Bytes = stat.AvgBytes
|
||
}
|
||
return stat
|
||
}
|
||
|
||
func (this *ServerBandwidthStatDAO) fixServerStats(stats []*ServerBandwidthStat, useAvg bool) {
|
||
if useAvg {
|
||
for _, stat := range stats {
|
||
stat.Bytes = stat.AvgBytes
|
||
}
|
||
}
|
||
}
|