s3manager-web/copy_object.go
2017-07-31 10:57:22 +02:00

52 lines
1.4 KiB
Go

package s3manager
import (
"encoding/json"
"net/http"
"github.com/pkg/errors"
minio "github.com/minio/minio-go"
)
// copyObjectInfo is the information about an object to copy.
type copyObjectInfo struct {
BucketName string `json:"bucketName"`
ObjectName string `json:"objectName"`
SourceBucketName string `json:"sourceBucketName"`
SourceObjectName string `json:"sourceObjectName"`
}
// CopyObjectHandler copies an existing object under a new name.
func CopyObjectHandler(s3 S3) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var copy copyObjectInfo
err := json.NewDecoder(r.Body).Decode(&copy)
if err != nil {
handleHTTPError(w, errors.Wrap(err, errDecodingBody))
return
}
src := minio.NewSourceInfo(copy.SourceBucketName, copy.SourceObjectName, nil)
dst, err := minio.NewDestinationInfo(copy.BucketName, copy.ObjectName, nil, nil)
if err != nil {
handleHTTPError(w, errors.Wrap(err, "error creating destination for copying"))
return
}
err = s3.CopyObject(dst, src)
if err != nil {
handleHTTPError(w, errors.Wrap(err, "error copying object"))
return
}
w.Header().Set(HeaderContentType, ContentTypeJSON)
w.WriteHeader(http.StatusCreated)
err = json.NewEncoder(w).Encode(copy)
if err != nil {
handleHTTPError(w, errors.Wrap(err, errEncodingJSON))
return
}
})
}