27 lines
534 B
Go
27 lines
534 B
Go
package udp
|
|
|
|
import (
|
|
"github.com/traefik/traefik/v2/pkg/safe"
|
|
)
|
|
|
|
// HandlerSwitcher is a switcher implementation of the Handler interface.
|
|
type HandlerSwitcher struct {
|
|
handler safe.Safe
|
|
}
|
|
|
|
// ServeUDP implements the Handler interface.
|
|
func (s *HandlerSwitcher) ServeUDP(conn *Conn) {
|
|
handler := s.handler.Get()
|
|
h, ok := handler.(Handler)
|
|
if ok {
|
|
h.ServeUDP(conn)
|
|
} else {
|
|
conn.Close()
|
|
}
|
|
}
|
|
|
|
// Switch replaces s handler with the given handler.
|
|
func (s *HandlerSwitcher) Switch(handler Handler) {
|
|
s.handler.Set(handler)
|
|
}
|