filer read empty file may cause OOM in some cases

fix https://github.com/chrislusf/seaweedfs/issues/2641
2022-02-07 23:08:54 -08:00
parent b1cff07ab0
commit 85c1615b43
5 changed files with 10 additions and 16 deletions
--- a/weed/filer/read_write.go
+++ b/weed/filer/read_write.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/wdclient"
-	"math"
 	"time"
 )

@@ -23,7 +22,7 @@ func ReadEntry(masterClient *wdclient.MasterClient, filerClient filer_pb.Seaweed
 		return err
 	}

-	return StreamContent(masterClient, byteBuffer, respLookupEntry.Entry.Chunks, 0, math.MaxInt64)
+	return StreamContent(masterClient, byteBuffer, respLookupEntry.Entry.Chunks, 0, int64(FileSize(respLookupEntry.Entry)))

 }