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Add error message when stopping userlandProxy failed #2084

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Add error message when stopping userlandProxy failed #2084

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13 changes: 10 additions & 3 deletions portmapper/mapper.go
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Original file line number Diff line number Diff line change
Expand Up @@ -181,9 +181,14 @@ func (pm *PortMapper) MapRange(container net.Addr, hostIP net.IP, hostPortStart,

cleanup := func() error {
// need to undo the iptables rules before we return
m.userlandProxy.Stop()
if userlanderr := m.userlandProxy.Stop(); userlanderr != nil {
logrus.Errorf("Error on userlandProxy delete: %s", userlanderr)
}
if hostIP.To4() != nil {
pm.forward(iptables.Delete, m.proto, hostIP, allocatedHostPort, containerIP.String(), containerPort)
if forwarderr := pm.forward(iptables.Delete, m.proto, hostIP, allocatedHostPort, containerIP.String(), containerPort); forwarderr != nil {
logrus.Errorf("Error on iptables delete: %s", forwarderr)
}

if err := pm.Allocator.ReleasePort(hostIP, m.proto, allocatedHostPort); err != nil {
return err
}
Expand Down Expand Up @@ -215,7 +220,9 @@ func (pm *PortMapper) Unmap(host net.Addr) error {
}

if data.userlandProxy != nil {
data.userlandProxy.Stop()
if err := data.userlandProxy.Stop(); err != nil {
logrus.Errorf("Error on userlandProxy delete: %s", err)
}
}

delete(pm.currentMappings, key)
Expand Down