gin golang upload stream to s3

main.go

package main

import (
	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/s3/s3manager"
	"github.com/gin-gonic/gin"
	"net/http"
)

const (
	AWS_REGION = ""
	AWS_BUCKET = ""
)

func createSessionAWS() *session.Session {
	newSession, err := session.NewSession(&aws.Config{
		Region: aws.String(AWS_REGION),
	})
	if err!=nil{
		panic(err)
	}
	return newSession
}

func main(){
	router := gin.Default()
	router.POST("upload", func(c *gin.Context) {
		fileHeader, err := c.FormFile("file")
		if err!=nil {
			c.JSON(http.StatusBadRequest, gin.H{
				"error": err.Error(),
			})
		}
		file, _ := fileHeader.Open()
		sessionAWS := createSessionAWS()
		uploader := s3manager.NewUploader(sessionAWS)
		_, err = uploader.Upload(&s3manager.UploadInput{
			Body: file,
			Bucket: aws.String(AWS_BUCKET),
			Key: aws.String(fileHeader.Filename),
		})
		if err!=nil{
			c.JSON(http.StatusInternalServerError, gin.H{
				"message": err.Error(),
			})
		}
	})
	_ = router.Run(":8888")
}