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Merge pull request #3200 from lapshin-vitaly/bufix/validate-tags-on-copy

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validate tags on copy object and add regex for validating tags
This commit is contained in:
Chris Lu
2022-06-29 01:37:14 -07:00
committed by GitHub
parent e22c2c8012 7c3d9d0535
commit c6e6e303db
5 changed files with 136 additions and 26 deletions
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27
weed/s3api/s3api_object_copy_handlers.go
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@@ -45,7 +45,12 @@ func (s3a *S3ApiServer) CopyObjectHandler(w http.ResponseWriter, r *http.Request
s3err.WriteErrorResponse(w, r, s3err.ErrInvalidCopySource)
return
}
entry.Extended = processMetadataBytes(r.Header, entry.Extended, replaceMeta, replaceTagging)
entry.Extended, err = processMetadataBytes(r.Header, entry.Extended, replaceMeta, replaceTagging)
if err != nil {
glog.Errorf("CopyObjectHandler ValidateTags error %s: %v", r.URL, err)
s3err.WriteErrorResponse(w, r, s3err.ErrInvalidTag)
return
}
err = s3a.touch(dir, name, entry)
if err != nil {
s3err.WriteErrorResponse(w, r, s3err.ErrInvalidCopySource)
@@ -252,7 +257,7 @@ func processMetadata(reqHeader, existing http.Header, replaceMeta, replaceTaggin
return
}
func processMetadataBytes(reqHeader http.Header, existing map[string][]byte, replaceMeta, replaceTagging bool) (metadata map[string][]byte) {
func processMetadataBytes(reqHeader http.Header, existing map[string][]byte, replaceMeta, replaceTagging bool) (metadata map[string][]byte, err error) {
metadata = make(map[string][]byte)
if sc := existing[s3_constants.AmzStorageClass]; len(sc) > 0 {
@@ -277,16 +282,18 @@ func processMetadataBytes(reqHeader http.Header, existing map[string][]byte, rep
}
}
}
if replaceTagging {
if tags := reqHeader.Get(s3_constants.AmzObjectTagging); tags != "" {
for _, v := range strings.Split(tags, "&") {
tag := strings.Split(v, "=")
if len(tag) == 2 {
metadata[s3_constants.AmzObjectTagging+"-"+tag[0]] = []byte(tag[1])
} else if len(tag) == 1 {
metadata[s3_constants.AmzObjectTagging+"-"+tag[0]] = nil
}
parsedTags, err := parseTagsHeader(tags)
if err != nil {
return nil, err
}
err = ValidateTags(parsedTags)
if err != nil {
return nil, err
}
for k, v := range parsedTags {
metadata[s3_constants.AmzObjectTagging+"-"+k] = []byte(v)
}
}
} else {