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minio/handler-utils.go

54 lines
1.8 KiB

/*
* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"io"
)
// validates location constraint from the request body.
// the location value in the request body should match the Region in serverConfig.
// other values of location are not accepted.
// make bucket fails in such cases.
func isValidLocationContraint(reqBody io.Reader, serverRegion string) APIErrorCode {
var locationContraint createBucketLocationConfiguration
var errCode APIErrorCode
errCode = ErrNone
e := xmlDecoder(reqBody, &locationContraint)
if e != nil {
if e == io.EOF {
// Do nothing.
// failed due to empty body. The location will be set to default value from the serverConfig.
// this is valid.
errCode = ErrNone
} else {
// Failed due to malformed configuration.
errCode = ErrMalformedXML
//writeErrorResponse(w, r, ErrMalformedXML, r.URL.Path)
}
} else {
// Region obtained from the body.
// It should be equal to Region in serverConfig.
// Else ErrInvalidRegion returned.
// For empty value location will be to set to default value from the serverConfig.
if locationContraint.Location != "" && serverRegion != locationContraint.Location {
//writeErrorResponse(w, r, ErrInvalidRegion, r.URL.Path)
errCode = ErrInvalidRegion
}
}
return errCode
}