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[kube-proxy/ipvs] Generalize handling of InactiveConn to TCP

pull/564/head
Laurent Bernaille 2018-11-29 11:28:20 +01:00
parent ed65f6edeb
commit b11233a2be
1 changed files with 4 additions and 2 deletions
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6
pkg/proxy/ipvs/graceful_termination.go
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@ -164,8 +164,10 @@ func (m *GracefulTerminationManager) deleteRsFunc(rsToDelete *listItem) (bool, e
}
for _, rs := range rss {
if rsToDelete.RealServer.Equal(rs) {
// Don't delete TCP RS with Active Connections or UDP RS (ActiveConn is always 0 for UDP)
if rs.ActiveConn != 0 || (rsToDelete.VirtualServer.Protocol == "UDP" && rs.InactiveConn != 0) {
// Delete RS with no connections
// For UDP, ActiveConn is always 0
// For TCP, InactiveConn are connections not in ESTABLISHED state
if rs.ActiveConn+rs.InactiveConn != 0 {
return false, nil
}
klog.Infof("Deleting rs: %s", rsToDelete.String())