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conn.go
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conn.go
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package quic
import (
"context"
"errors"
"net"
"github.com/quic-go/quic-go"
"github.com/anyproto/any-sync/net/peer"
"github.com/anyproto/any-sync/net/transport"
)
func newConn(cctx context.Context, qconn quic.Connection) transport.MultiConn {
cctx = peer.CtxWithPeerAddr(cctx, transport.Quic+"://"+qconn.RemoteAddr().String())
return &quicMultiConn{
cctx: cctx,
Connection: qconn,
}
}
type quicMultiConn struct {
cctx context.Context
quic.Connection
}
func (q *quicMultiConn) Context() context.Context {
return q.cctx
}
func (q *quicMultiConn) Accept() (conn net.Conn, err error) {
stream, err := q.Connection.AcceptStream(context.Background())
if err != nil {
if errors.Is(err, quic.ErrServerClosed) {
err = transport.ErrConnClosed
} else if aerr, ok := err.(*quic.ApplicationError); ok && aerr.ErrorCode == 2 {
err = transport.ErrConnClosed
}
return nil, err
}
return quicNetConn{
Stream: stream,
localAddr: q.LocalAddr(),
remoteAddr: q.RemoteAddr(),
}, nil
}
func (q *quicMultiConn) Open(ctx context.Context) (conn net.Conn, err error) {
stream, err := q.OpenStreamSync(ctx)
if err != nil {
return nil, err
}
return quicNetConn{
Stream: stream,
localAddr: q.LocalAddr(),
remoteAddr: q.RemoteAddr(),
}, nil
}
func (q *quicMultiConn) Addr() string {
return transport.Quic + "://" + q.RemoteAddr().String()
}
func (q *quicMultiConn) IsClosed() bool {
select {
case <-q.CloseChan():
return true
default:
return false
}
}
func (q *quicMultiConn) CloseChan() <-chan struct{} {
return q.Connection.Context().Done()
}
func (q *quicMultiConn) Close() error {
return q.Connection.CloseWithError(2, "")
}
type quicNetConn struct {
quic.Stream
localAddr, remoteAddr net.Addr
}
func (q quicNetConn) LocalAddr() net.Addr {
return q.localAddr
}
func (q quicNetConn) RemoteAddr() net.Addr {
return q.remoteAddr
}