Prevent panic during wrappedConn close at hammertime (#11219)
* Prevent panic during wrappedConn close at hammertime Signed-off-by: Andrew Thornton <art27@cantab.net> * Update modules/graceful/server.go * Fix extraneous debug in goldmark.go Signed-off-by: Andrew Thornton <art27@cantab.net>release/v1.15
parent
9f959ac064
commit
0e799c26ba
|
@ -250,6 +250,17 @@ type wrappedConn struct {
|
|||
|
||||
func (w wrappedConn) Close() error {
|
||||
if atomic.CompareAndSwapInt32(w.closed, 0, 1) {
|
||||
defer func() {
|
||||
if err := recover(); err != nil {
|
||||
select {
|
||||
case <-GetManager().IsHammer():
|
||||
// Likely deadlocked request released at hammertime
|
||||
log.Warn("Panic during connection close! %v. Likely there has been a deadlocked request which has been released by forced shutdown.", err)
|
||||
default:
|
||||
log.Error("Panic during connection close! %v", err)
|
||||
}
|
||||
}
|
||||
}()
|
||||
w.server.wg.Done()
|
||||
}
|
||||
return w.Conn.Close()
|
||||
|
|
|
@ -328,7 +328,6 @@ func (r *HTMLRenderer) renderIcon(w util.BufWriter, source []byte, node ast.Node
|
|||
func (r *HTMLRenderer) renderTaskCheckBoxListItem(w util.BufWriter, source []byte, node ast.Node, entering bool) (ast.WalkStatus, error) {
|
||||
n := node.(*TaskCheckBoxListItem)
|
||||
if entering {
|
||||
n.Dump(source, 0)
|
||||
if n.Attributes() != nil {
|
||||
_, _ = w.WriteString("<li")
|
||||
html.RenderAttributes(w, n, html.ListItemAttributeFilter)
|
||||
|
|
Loading…
Reference in New Issue