func (z *zone) listen(addr *net.UDPAddr) error {
conn, err := openSocket(addr)
if err != nil {
return err
}
c := &connector{
UDPAddr: addr,
UDPConn: conn,
zone: z,
}
go c.mainloop()
// publish gmx stats for the connector
gmx.Publish("mdns.connector.questions", func() interface{} {
return c.questions
})
gmx.Publish("mdns.connector.responses", func() interface{} {
return c.responses
})
return nil
}
func init() {
local = &zone{
entries: make(map[string]entries),
add: make(chan *entry),
queries: make(chan *query, 16),
}
go local.mainloop()
if err := local.listen(ipv4mcastaddr); err != nil {
log.Fatalf("Failed to listen %s: %s", ipv4mcastaddr, err)
}
if err := local.listen(ipv6mcastaddr); err != nil {
log.Printf("Failed to listen %s: %s", ipv6mcastaddr, err)
}
// publish gmx stats for the local zone
gmx.Publish("mdns.zone.local.queries", func() interface{} {
return local.queryCount
})
gmx.Publish("mdns.zone.local.entries", func() interface{} {
return local.entryCount
})
}
func init() {
gmx.Publish("hello", func() interface{} {
return "world"
})
}