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filer: option to create file only if it is new, O_EXCL

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This commit is contained in:
Chris Lu
2020-01-22 11:42:40 -08:00
parent 9b01a99d9a
commit d4e75a0d18
11 changed files with 140 additions and 122 deletions
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2
weed/server/filer_server_handlers_write.go
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@@ -193,7 +193,7 @@ func (fs *FilerServer) updateFilerStore(ctx context.Context, r *http.Request, w
entry.Attr.Mime = mime.TypeByExtension(ext)
}
// glog.V(4).Infof("saving %s => %+v", path, entry)
if dbErr := fs.filer.CreateEntry(ctx, entry); dbErr != nil {
if dbErr := fs.filer.CreateEntry(ctx, entry, false); dbErr != nil {
fs.filer.DeleteChunks(entry.Chunks)
glog.V(0).Infof("failing to write %s to filer server : %v", path, dbErr)
writeJsonError(w, r, http.StatusInternalServerError, dbErr)