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listener.go
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/
listener.go
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package h3
import (
"net"
"github.com/dolfly/core/listener"
"github.com/dolfly/core/logger"
md "github.com/dolfly/core/metadata"
admission "github.com/dolfly/x/admission/wrapper"
xnet "github.com/dolfly/x/internal/net"
pht_util "github.com/dolfly/x/internal/util/pht"
limiter "github.com/dolfly/x/limiter/traffic/wrapper"
metrics "github.com/dolfly/x/metrics/wrapper"
"github.com/dolfly/x/registry"
stats "github.com/dolfly/x/stats/wrapper"
"github.com/quic-go/quic-go"
)
func init() {
registry.ListenerRegistry().Register("h3", NewListener)
}
type http3Listener struct {
addr net.Addr
server *pht_util.Server
logger logger.Logger
md metadata
options listener.Options
}
func NewListener(opts ...listener.Option) listener.Listener {
options := listener.Options{}
for _, opt := range opts {
opt(&options)
}
return &http3Listener{
logger: options.Logger,
options: options,
}
}
func (l *http3Listener) Init(md md.Metadata) (err error) {
if err = l.parseMetadata(md); err != nil {
return
}
network := "udp"
if xnet.IsIPv4(l.options.Addr) {
network = "udp4"
}
l.addr, err = net.ResolveUDPAddr(network, l.options.Addr)
if err != nil {
return
}
l.server = pht_util.NewHTTP3Server(
l.options.Addr,
&quic.Config{
KeepAlivePeriod: l.md.keepAlivePeriod,
HandshakeIdleTimeout: l.md.handshakeTimeout,
MaxIdleTimeout: l.md.maxIdleTimeout,
Versions: []quic.VersionNumber{
quic.Version1,
},
MaxIncomingStreams: int64(l.md.maxStreams),
},
pht_util.TLSConfigServerOption(l.options.TLSConfig),
pht_util.BacklogServerOption(l.md.backlog),
pht_util.PathServerOption(l.md.authorizePath, l.md.pushPath, l.md.pullPath),
pht_util.LoggerServerOption(l.options.Logger),
)
go func() {
if err := l.server.ListenAndServe(); err != nil {
l.logger.Error(err)
}
}()
return
}
func (l *http3Listener) Accept() (conn net.Conn, err error) {
conn, err = l.server.Accept()
if err != nil {
return
}
conn = metrics.WrapConn(l.options.Service, conn)
conn = stats.WrapConn(conn, l.options.Stats)
conn = admission.WrapConn(l.options.Admission, conn)
conn = limiter.WrapConn(l.options.TrafficLimiter, conn)
return conn, nil
}
func (l *http3Listener) Addr() net.Addr {
return l.addr
}
func (l *http3Listener) Close() (err error) {
return l.server.Close()
}