112 lines
2.6 KiB
Go
112 lines
2.6 KiB
Go
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package consumer_data
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import (
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"context"
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"github.com/1340691923/xwl_bi/engine/db"
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"github.com/1340691923/xwl_bi/engine/logs"
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jsoniter "github.com/json-iterator/go"
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"github.com/olivere/elastic"
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"go.uber.org/zap"
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"sync"
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"time"
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)
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type RealTimeWarehousing struct {
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buffer []*elastic.BulkIndexRequest
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bufferMutex *sync.RWMutex
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batchSize int
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flushInterval int
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}
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func NewRealTimeWarehousing(batchSize, flushInterval int) *RealTimeWarehousing {
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realTimeWarehousing := &RealTimeWarehousing{
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buffer: make([]*elastic.BulkIndexRequest, 0, batchSize),
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bufferMutex: new(sync.RWMutex),
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batchSize: batchSize,
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flushInterval: flushInterval,
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}
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if flushInterval > 0 {
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realTimeWarehousing.RegularFlushing()
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}
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return realTimeWarehousing
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}
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func (this *RealTimeWarehousing) Flush() (err error) {
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this.bufferMutex.Lock()
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if len(this.buffer) > 0 {
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startNow := time.Now()
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var json = jsoniter.ConfigCompatibleWithStandardLibrary
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bulkRequest := db.EsClient.Bulk()
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for _, buffer := range this.buffer {
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bulkRequest.Add(buffer)
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}
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res, err := bulkRequest.Do(context.Background())
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if err != nil {
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logs.Logger.Error("ES出现错误，休息10秒钟继续", zap.Error(err))
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time.Sleep(time.Second * 10)
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this.Flush()
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} else {
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if res.Errors {
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resStr, _ := json.MarshalToString(res)
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logs.Logger.Error("ES出现错误", zap.String("res", resStr))
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} else {
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lostTime := time.Now().Sub(startNow).String()
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len := len(this.buffer)
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if len > 0 {
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logs.Logger.Info("ES入库成功", zap.String("所花时间", lostTime), zap.Int("数据长度为", len))
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}
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}
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}
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this.buffer = make([]*elastic.BulkIndexRequest, 0, this.batchSize)
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}
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this.bufferMutex.Unlock()
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return nil
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}
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func (this *RealTimeWarehousing) Add(data *elastic.BulkIndexRequest) (err error) {
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this.bufferMutex.Lock()
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this.buffer = append(this.buffer, data)
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this.bufferMutex.Unlock()
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if this.getBufferLength() >= this.batchSize {
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err := this.Flush()
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return err
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}
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return nil
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}
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func (this *RealTimeWarehousing) getBufferLength() int {
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this.bufferMutex.RLock()
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defer this.bufferMutex.RUnlock()
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return len(this.buffer)
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}
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func (this *RealTimeWarehousing) FlushAll() error {
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for this.getBufferLength() > 0 {
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if err := this.Flush(); err != nil {
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return err
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}
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}
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return nil
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}
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func (this *RealTimeWarehousing) RegularFlushing() {
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go func() {
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ticker := time.NewTicker(time.Duration(this.flushInterval) * time.Second)
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defer ticker.Stop()
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for {
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<-ticker.C
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if err := this.Flush(); err != nil {
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logs.Logger.Error("RealTimeWarehousing RegularFlushing", zap.Error(err))
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}
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}
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}()
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}
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