func (d *Discoverer) onInterestingNode(node tracker.Node) {
d.m.Lock()
defer d.m.Unlock()
meta, _ := node.Meta()
uuid := node.UUID()
d.logger.Println("Found interesting node", string(uuid))
if p, s := d.nodeSeen(uuid); s {
p.Send(&messages.HelloOk{})
d.logger.Println("Node is already known")
return
}
p, err := peer.New(uuid, node.Addr.String(), meta.Adport, d.incoming, d.cfg)
if err != nil {
d.logger.Println("ERROR: ", err)
}
p.InitConnection()
if !d.cfg.Exporting() {
p.Check()
}
d.connectedPeers.JoinFuture(p.Connected())
d.seenNodes[p.UUID()] = p
}
func (d *Discoverer) isNodeInteresting(node tracker.Node) bool {
if d.cfg.Debug() {
d.logger.Println("Checking if node is interesting")
}
meta, err := node.Meta()
if err != nil {
if d.cfg.Debug() {
d.logger.Println("Node meta is corrupt:", err)
}
return false
}
if meta.Exporting == d.cfg.Exporting() {
if d.cfg.Debug() {
d.logger.Println("Node is of same type")
}
return false
}
tk, tv, err := meta.TagKeyValue()
if err != nil {
if d.cfg.Debug() {
d.logger.Println("Node tags corrupted:", err)
}
return false
}
// if we are an Input, the Output can have more tags then we, otherwise the sent tag must be part of our tagset
if !d.cfg.Exporting() {
return true
}
t, f := d.cfg.Tags()[tk]
if d.cfg.Debug() {
d.logger.Println("Node tag is not in tagset")
}
if !f {
return false
}
if t != tv {
if d.cfg.Debug() {
d.logger.Println("Node tag is not in tagset")
}
return false
}
return true
}