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error if read chunk zero data size

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This commit is contained in:
Konstantin Lebedev
2021-03-11 22:38:59 +05:00
parent 2e19760442
commit 4db21012c1
1 changed files with 8 additions and 1 deletions
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9
weed/filer/stream.go
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@@ -15,7 +15,7 @@ import (
func StreamContent(masterClient wdclient.HasLookupFileIdFunction, w io.Writer, chunks []*filer_pb.FileChunk, offset int64, size int64) error { func StreamContent(masterClient wdclient.HasLookupFileIdFunction, w io.Writer, chunks []*filer_pb.FileChunk, offset int64, size int64) error {
// fmt.Printf("start to stream content for chunks: %+v\n", chunks) glog.V(9).Infof("start to stream content for chunks: %+v\n", chunks)
chunkViews := ViewFromChunks(masterClient.GetLookupFileIdFunction(), chunks, offset, size) chunkViews := ViewFromChunks(masterClient.GetLookupFileIdFunction(), chunks, offset, size)
fileId2Url := make(map[string][]string) fileId2Url := make(map[string][]string)
@@ -38,7 +38,14 @@ func StreamContent(masterClient wdclient.HasLookupFileIdFunction, w io.Writer, c
if err != nil { if err != nil {
glog.Errorf("read chunk: %v", err) glog.Errorf("read chunk: %v", err)
return fmt.Errorf("read chunk: %v", err) return fmt.Errorf("read chunk: %v", err)
} else if len(data) == 0 {
glog.Errorf("data size zero read chunk: %s", urlStrings)
return fmt.Errorf("data size zero read chunk: %s", urlStrings)
} else if len(chunkViews) == 1 && int64(len(data)) != size {
glog.Errorf("data size not eq %i read chunk: %s", size, urlStrings)
return fmt.Errorf("data size not eq %i read chunk: %s", size, urlStrings)
} }
_, err = w.Write(data) _, err = w.Write(data)
if err != nil { if err != nil {
glog.Errorf("write chunk: %v", err) glog.Errorf("write chunk: %v", err)