2016-06-28 23:51:49 +02:00
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/*
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* Minio Cloud Storage, (C) 2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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2016-08-19 01:23:42 +02:00
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// Package cmd file carries any specific responses constructed/necessary in
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2016-06-28 23:51:49 +02:00
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// multipart operations.
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2016-08-19 01:23:42 +02:00
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package cmd
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2016-06-28 23:51:49 +02:00
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import "net/http"
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2016-09-22 05:08:08 +02:00
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// Represents additional fields necessary for ErrPartTooSmall S3 error.
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type completeMultipartAPIError struct {
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// Proposed size represents uploaded size of the part.
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ProposedSize int64
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// Minimum size allowed epresents the minimum size allowed per
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// part. Defaults to 5MB.
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MinSizeAllowed int64
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// Part number of the part which is incorrect.
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PartNumber int
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// ETag of the part which is incorrect.
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PartETag string
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// Other default XML error responses.
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APIErrorResponse
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}
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2016-06-28 23:51:49 +02:00
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// writeErrorResponsePartTooSmall - function is used specifically to
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// construct a proper error response during CompleteMultipartUpload
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// when one of the parts is < 5MB.
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// The requirement comes due to the fact that generic ErrorResponse
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// XML doesn't carry the additional fields required to send this
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// error. So we construct a new type which lies well within the scope
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// of this function.
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func writePartSmallErrorResponse(w http.ResponseWriter, r *http.Request, err PartTooSmall) {
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2016-09-22 05:08:08 +02:00
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apiError := getAPIError(toAPIErrorCode(err))
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2016-06-28 23:51:49 +02:00
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// Generate complete multipart error response.
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2016-09-22 05:08:08 +02:00
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errorResponse := getAPIErrorResponse(apiError, r.URL.Path)
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2016-06-28 23:51:49 +02:00
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cmpErrResp := completeMultipartAPIError{err.PartSize, int64(5242880), err.PartNumber, err.PartETag, errorResponse}
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encodedErrorResponse := encodeResponse(cmpErrResp)
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2016-09-22 05:08:08 +02:00
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// respond with 400 bad request.
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w.WriteHeader(apiError.HTTPStatusCode)
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// Write error body.
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2016-06-28 23:51:49 +02:00
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w.Write(encodedErrorResponse)
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w.(http.Flusher).Flush()
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}
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// Add any other multipart specific responses here.
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