/
exporter.go
91 lines (80 loc) · 2.24 KB
/
exporter.go
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package cameraexporter
import (
"fmt"
"github.com/Kindling-project/kindling/collector/pkg/component"
"github.com/Kindling-project/kindling/collector/pkg/component/consumer/exporter"
"github.com/Kindling-project/kindling/collector/pkg/esclient"
"github.com/Kindling-project/kindling/collector/pkg/model"
"github.com/Kindling-project/kindling/collector/pkg/model/constlabels"
"go.uber.org/zap"
)
const Type = "cameraexporter"
type CameraExporter struct {
config *Config
writer writer
telemetry *component.TelemetryTools
}
func New(config interface{}, telemetry *component.TelemetryTools) exporter.Exporter {
cfg, _ := config.(*Config)
ret := &CameraExporter{
config: cfg,
telemetry: telemetry,
}
switch cfg.Storage {
case storageElasticsearch:
writer, err := newEsWriter(cfg.EsConfig)
if err != nil {
telemetry.Logger.Panicf("Can't create new cameraexporter with eswriter: %v", err)
}
ret.writer = writer
case storageFile:
writer, err := newFileWriter(cfg.FileConfig, telemetry.Logger)
if err != nil {
telemetry.Logger.Panicf("Can't create new cameraexporter with filewriter: %v", err)
}
ret.writer = writer
}
return ret
}
func (e *CameraExporter) Consume(dataGroup *model.DataGroup) error {
if ce := e.telemetry.Logger.Check(zap.DebugLevel, ""); ce != nil {
e.telemetry.Logger.Debug(dataGroup.String())
}
e.writer.write(dataGroup)
return nil
}
type writer interface {
write(dataGroup *model.DataGroup)
name() string
}
type esWriter struct {
config *esConfig
esClient *esclient.EsClient
}
func newEsWriter(cfg *esConfig) (*esWriter, error) {
client, err := esclient.NewEsClient(cfg.EsHost)
if err != nil {
return nil, fmt.Errorf("fail to create elasticsearch client: %w", err)
}
ret := &esWriter{
config: cfg,
esClient: client,
}
return ret, nil
}
func (ew *esWriter) write(group *model.DataGroup) {
isSent := group.Labels.GetIntValue(constlabels.IsSent)
// The data has been sent before, so esExporter will not index it again.
// But fileExporter will.
if isSent == 1 {
return
}
index := group.Name
if ew.config.IndexSuffix != "" {
index = index + "_" + ew.config.IndexSuffix
}
ew.esClient.AddIndexRequestWithParams(index, group)
}
func (ew *esWriter) name() string {
return storageElasticsearch
}