forked from TrueCloudLab/frostfs-s3-gw
106 lines
3.1 KiB
Go
106 lines
3.1 KiB
Go
package handler
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import (
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"net/http"
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"net/url"
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"strings"
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"time"
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"github.com/gorilla/mux"
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"github.com/nspcc-dev/neofs-s3-gw/api"
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"github.com/nspcc-dev/neofs-s3-gw/api/layer"
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"go.uber.org/zap"
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)
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// path2BucketObject returns bucket and object.
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func path2BucketObject(path string) (bucket, prefix string) {
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path = strings.TrimPrefix(path, api.SlashSeparator)
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m := strings.Index(path, api.SlashSeparator)
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if m < 0 {
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return path, ""
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}
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return path[:m], path[m+len(api.SlashSeparator):]
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}
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func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
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var (
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err error
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inf *layer.ObjectInfo
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req = mux.Vars(r)
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bkt = req["bucket"]
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obj = req["object"]
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rid = api.GetRequestID(r.Context())
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)
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src := r.Header.Get("X-Amz-Copy-Source")
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// Check https://docs.aws.amazon.com/AmazonS3/latest/dev/ObjectVersioning.html
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// Regardless of whether you have enabled versioning, each object in your bucket
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// has a version ID. If you have not enabled versioning, Amazon S3 sets the value
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// of the version ID to null. If you have enabled versioning, Amazon S3 assigns a
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// unique version ID value for the object.
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if u, err := url.Parse(src); err == nil {
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// Check if versionId query param was added, if yes then check if
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// its non "null" value, we should error out since we do not support
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// any versions other than "null".
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if vid := u.Query().Get("versionId"); vid != "" && vid != "null" {
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api.WriteErrorResponse(r.Context(), w, api.Error{
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Code: api.GetAPIError(api.ErrNoSuchVersion).Code,
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Description: "",
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HTTPStatusCode: http.StatusBadRequest,
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}, r.URL)
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return
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}
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src = u.Path
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}
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srcBucket, srcObject := path2BucketObject(src)
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params := &layer.CopyObjectParams{
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SrcBucket: srcBucket,
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DstBucket: bkt,
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SrcObject: srcObject,
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DstObject: obj,
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}
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if inf, err = h.obj.CopyObject(r.Context(), params); err != nil {
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h.log.Error("could not copy object",
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zap.String("request_id", rid),
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zap.String("dst_bucket_name", bkt),
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zap.String("dst_object_name", obj),
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zap.String("src_bucket_name", srcBucket),
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zap.String("src_object_name", srcObject),
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zap.Error(err))
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api.WriteErrorResponse(r.Context(), w, api.Error{
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Code: api.GetAPIError(api.ErrInternalError).Code,
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Description: err.Error(),
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HTTPStatusCode: http.StatusInternalServerError,
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}, r.URL)
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return
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} else if err = api.EncodeToResponse(w, &CopyObjectResponse{LastModified: inf.Created.Format(time.RFC3339), ETag: inf.HashSum}); err != nil {
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h.log.Error("something went wrong",
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zap.String("request_id", rid),
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zap.String("dst_bucket_name", bkt),
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zap.String("dst_object_name", obj),
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zap.String("src_bucket_name", srcBucket),
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zap.String("src_object_name", srcObject),
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zap.Error(err))
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api.WriteErrorResponse(r.Context(), w, api.Error{
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Code: api.GetAPIError(api.ErrInternalError).Code,
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Description: err.Error(),
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HTTPStatusCode: http.StatusInternalServerError,
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}, r.URL)
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return
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}
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h.log.Info("object is copied",
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zap.String("bucket", inf.Bucket),
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zap.String("object", inf.Name),
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zap.Stringer("object_id", inf.ID()))
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}
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