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unixfs/tar: Fixed reader not properly buffering headers

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This commit is contained in:
Matt Bell 2015-01-24 05:35:05 -08:00
parent fe48ae2dd6
commit 16c45a7587
1 changed files with 8 additions and 7 deletions
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15
unixfs/tar/reader.go
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@ -79,6 +79,7 @@ func (i *Reader) writeToBuf(dagnode *mdag.Node, path string, depth int) {
i.emitError(err)
return
}
i.flush()
for _, link := range dagnode.Links {
childNode, err := link.GetNode(i.dag)
@ -102,6 +103,7 @@ func (i *Reader) writeToBuf(dagnode *mdag.Node, path string, depth int) {
i.emitError(err)
return
}
i.flush()
reader, err := uio.NewDagReader(dagnode, i.dag)
if err != nil {
@ -150,6 +152,11 @@ func (i *Reader) signal() {
i.signalChan <- struct{}{}
}
func (i *Reader) flush() {
i.signal()
<-i.signalChan
}
func (i *Reader) emitError(err error) {
i.err = err
i.signal()
@ -157,10 +164,6 @@ func (i *Reader) emitError(err error) {
func (i *Reader) close() {
i.closed = true
i.flush()
}
func (i *Reader) flush() {
defer i.signal()
err := i.writer.Close()
if err != nil {
@ -185,9 +188,7 @@ func (i *Reader) syncCopy(reader io.Reader) error {
if err != nil {
return err
}
i.signal()
// wait for Read to finish reading
<-i.signalChan
i.flush()
}
if err == io.EOF {
break