29 lines
777 B
Go
29 lines
777 B
Go
package emitters
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import (
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"fmt"
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"time"
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"github.com/crowdmob/goamz/aws"
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"github.com/crowdmob/goamz/s3"
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"github.com/harlow/go-etl/buffers"
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)
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type S3Emitter struct {
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S3Bucket string
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}
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func (e S3Emitter) s3FileName(firstSeq string, lastSeq string) string {
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date := time.Now().UTC().Format("2006-01-02")
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return fmt.Sprintf("/%v/%v-%v.txt", date, firstSeq, lastSeq)
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}
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func (e S3Emitter) Emit(buffer buffers.Buffer) {
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auth, _ := aws.EnvAuth()
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s := s3.New(auth, aws.USEast)
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b := s.Bucket(e.S3Bucket)
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f := e.s3FileName(buffer.FirstSequenceNumber(), buffer.LastSequenceNumber())
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r := b.Put(f, buffer.Data(), "text/plain", s3.Private, s3.Options{})
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fmt.Printf("Successfully emitted %v records to S3 in s3://%v/%v", buffer.NumMessagesInBuffer(), b, f)
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fmt.Println(r)
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}
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