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|
package proxy
import (
"fmt"
"net"
"sync"
"github.com/anon55555/mt"
)
type Listener struct {
mt.Listener
mu sync.RWMutex
clts map[*ClientConn]struct{}
}
func Listen(pc net.PacketConn) *Listener {
return &Listener{
Listener: mt.Listen(pc),
clts: make(map[*ClientConn]struct{}),
}
}
func (l *Listener) Clts() map[*ClientConn]struct{} {
clts := make(map[*ClientConn]struct{})
l.mu.RLock()
defer l.mu.RUnlock()
for cc := range l.clts {
clts[cc] = struct{}{}
}
return clts
}
func (l *Listener) Accept() (*ClientConn, error) {
p, err := l.Listener.Accept()
if err != nil {
return nil, err
}
cc := &ClientConn{
Peer: p,
initCh: make(chan struct{}),
modChs: make(map[string]struct{}),
}
l.mu.Lock()
l.clts[cc] = struct{}{}
l.mu.Unlock()
go func() {
<-cc.Closed()
l.mu.Lock()
defer l.mu.Unlock()
delete(l.clts, cc)
}()
cc.Log("-->", "connect")
go handleClt(cc)
select {
case <-cc.Closed():
return nil, fmt.Errorf("%s is closed", cc.RemoteAddr())
default:
}
return cc, nil
}
|
