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Uploading a file to AWS S3 using aws-sdk-go
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/* | |
https://www.youtube.com/watch?v=iOGIKG3EptI | |
https://github.com/awslabs/aws-go-wordfreq-sample/blob/master/cmd/uploads3/main.go | |
https://docs.aws.amazon.com/sdk-for-go/api/aws/ | |
- first configure your aws credentials run: aws configure | |
- go get -u github.com/aws/aws-sdk-go/aws | |
- login to UI web aws s3 interface | |
- go to S3 service | |
- create a Bucket called com.example in the desired region (I used Oregon us-west-2) | |
- run: go run main.go com.example fileToUpload | |
*/ | |
package main | |
import ( | |
"fmt" | |
"os" | |
"path/filepath" | |
"github.com/aws/aws-sdk-go/aws" | |
"github.com/aws/aws-sdk-go/aws/session" | |
"github.com/aws/aws-sdk-go/service/s3/s3manager" | |
) | |
func main() { | |
if len(os.Args) != 3 { | |
fmt.Printf("usage: %s <bucket> <filename>\n", filepath.Base(os.Args[0])) | |
os.Exit(1) | |
} | |
bucket := os.Args[1] | |
filename := os.Args[2] | |
file, err := os.Open(filename) | |
if err != nil { | |
fmt.Println("Failed to open file", filename, err) | |
os.Exit(1) | |
} | |
defer file.Close() | |
//select Region to use. | |
conf := aws.Config{Region: aws.String("us-west-2")} | |
sess := session.New(&conf) | |
svc := s3manager.NewUploader(sess) | |
fmt.Println("Uploading file to S3...") | |
result, err := svc.Upload(&s3manager.UploadInput{ | |
Bucket: aws.String(bucket), | |
Key: aws.String(filepath.Base(filename)), | |
Body: file, | |
}) | |
if err != nil { | |
fmt.Println("error", err) | |
os.Exit(1) | |
} | |
fmt.Printf("Successfully uploaded %s to %s\n", filename, result.Location) | |
} |
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