func outPortsFromFloodNode(n, inp nom.UID, ctx bh.RcvContext) (
outports []nom.UID) {
for _, l := range discovery.LinksCentralized(n, ctx) {
if l.From != inp {
continue
}
outports = append(outports, l.From)
}
return outports
}
func inPortsFromOutPorts(outport []nom.UID, ctx bh.RcvContext) (
inports []nom.UID) {
nextoutport:
for _, p := range outport {
n := nom.NodeFromPortUID(p)
for _, l := range discovery.LinksCentralized(n, ctx) {
if l.From == p {
inports = append(inports, p)
continue nextoutport
}
}
glog.Errorf("cannot find peer port for %v", p)
}
return inports
}