s3manager-web/internal/app/s3manager/errors.go
Lena Fuhrimann 0a81f4a031 Use Go 1.13
2020-02-17 09:38:47 +01:00

41 lines
930 B
Go

package s3manager
import (
"encoding/json"
"errors"
"io"
"log"
"net/http"
"strings"
)
// Error codes that may be returned from an S3 client.
const (
ErrBucketDoesNotExist = "The specified bucket does not exist"
ErrKeyDoesNotExist = "The specified key does not exist"
)
// handleHTTPError handles HTTP errors.
func handleHTTPError(w http.ResponseWriter, err error) {
code := http.StatusInternalServerError
var se *json.SyntaxError
ok := errors.As(err, &se)
if ok {
code = http.StatusUnprocessableEntity
}
switch {
case errors.Is(err, io.EOF) || errors.Is(err, io.ErrUnexpectedEOF):
code = http.StatusUnprocessableEntity
case strings.Contains(err.Error(), ErrBucketDoesNotExist) || strings.Contains(err.Error(), ErrKeyDoesNotExist):
code = http.StatusNotFound
}
http.Error(w, http.StatusText(code), code)
// Log if server error
if code >= http.StatusInternalServerError {
log.Println(err)
}
}