mirror of
https://github.com/SagerNet/sing-box.git
synced 2025-04-04 12:27:36 +03:00
refactor: Modular inbounds/outbounds
This commit is contained in:
世界
parent
9f7683818f
commit
e233fd4fe5
152 changed files with 3116 additions and 2926 deletions
235
protocol/vmess/inbound.go
Normal file
235
protocol/vmess/inbound.go
Normal file
|
|
@ -0,0 +1,235 @@
|
|||
package vmess
|
||||
|
||||
import (
|
||||
"context"
|
||||
"net"
|
||||
"os"
|
||||
|
||||
"github.com/sagernet/sing-box/adapter"
|
||||
"github.com/sagernet/sing-box/adapter/inbound"
|
||||
"github.com/sagernet/sing-box/common/listener"
|
||||
"github.com/sagernet/sing-box/common/mux"
|
||||
"github.com/sagernet/sing-box/common/tls"
|
||||
"github.com/sagernet/sing-box/common/uot"
|
||||
C "github.com/sagernet/sing-box/constant"
|
||||
"github.com/sagernet/sing-box/log"
|
||||
"github.com/sagernet/sing-box/option"
|
||||
"github.com/sagernet/sing-box/transport/v2ray"
|
||||
"github.com/sagernet/sing-vmess"
|
||||
"github.com/sagernet/sing-vmess/packetaddr"
|
||||
"github.com/sagernet/sing/common"
|
||||
"github.com/sagernet/sing/common/auth"
|
||||
E "github.com/sagernet/sing/common/exceptions"
|
||||
F "github.com/sagernet/sing/common/format"
|
||||
"github.com/sagernet/sing/common/logger"
|
||||
M "github.com/sagernet/sing/common/metadata"
|
||||
N "github.com/sagernet/sing/common/network"
|
||||
"github.com/sagernet/sing/common/ntp"
|
||||
)
|
||||
|
||||
func RegisterInbound(registry *inbound.Registry) {
|
||||
inbound.Register[option.VMessInboundOptions](registry, C.TypeVMess, NewInbound)
|
||||
}
|
||||
|
||||
var _ adapter.TCPInjectableInbound = (*Inbound)(nil)
|
||||
|
||||
type Inbound struct {
|
||||
inbound.Adapter
|
||||
ctx context.Context
|
||||
router adapter.ConnectionRouterEx
|
||||
logger logger.ContextLogger
|
||||
listener *listener.Listener
|
||||
service *vmess.Service[int]
|
||||
users []option.VMessUser
|
||||
tlsConfig tls.ServerConfig
|
||||
transport adapter.V2RayServerTransport
|
||||
}
|
||||
|
||||
func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.VMessInboundOptions) (adapter.Inbound, error) {
|
||||
inbound := &Inbound{
|
||||
Adapter: inbound.NewAdapter(C.TypeVMess, tag),
|
||||
ctx: ctx,
|
||||
router: uot.NewRouter(router, logger),
|
||||
logger: logger,
|
||||
users: options.Users,
|
||||
}
|
||||
var err error
|
||||
inbound.router, err = mux.NewRouterWithOptions(inbound.router, logger, common.PtrValueOrDefault(options.Multiplex))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
var serviceOptions []vmess.ServiceOption
|
||||
if timeFunc := ntp.TimeFuncFromContext(ctx); timeFunc != nil {
|
||||
serviceOptions = append(serviceOptions, vmess.ServiceWithTimeFunc(timeFunc))
|
||||
}
|
||||
if options.Transport != nil && options.Transport.Type != "" {
|
||||
serviceOptions = append(serviceOptions, vmess.ServiceWithDisableHeaderProtection())
|
||||
}
|
||||
service := vmess.NewService[int](adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound), serviceOptions...)
|
||||
inbound.service = service
|
||||
err = service.UpdateUsers(common.MapIndexed(options.Users, func(index int, it option.VMessUser) int {
|
||||
return index
|
||||
}), common.Map(options.Users, func(it option.VMessUser) string {
|
||||
return it.UUID
|
||||
}), common.Map(options.Users, func(it option.VMessUser) int {
|
||||
return it.AlterId
|
||||
}))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if options.TLS != nil {
|
||||
inbound.tlsConfig, err = tls.NewServer(ctx, logger, common.PtrValueOrDefault(options.TLS))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
if options.Transport != nil {
|
||||
inbound.transport, err = v2ray.NewServerTransport(ctx, logger, common.PtrValueOrDefault(options.Transport), inbound.tlsConfig, (*inboundTransportHandler)(inbound))
|
||||
if err != nil {
|
||||
return nil, E.Cause(err, "create server transport: ", options.Transport.Type)
|
||||
}
|
||||
}
|
||||
inbound.listener = listener.New(listener.Options{
|
||||
Context: ctx,
|
||||
Logger: logger,
|
||||
Network: []string{N.NetworkTCP},
|
||||
Listen: options.ListenOptions,
|
||||
ConnectionHandler: inbound,
|
||||
})
|
||||
return inbound, nil
|
||||
}
|
||||
|
||||
func (h *Inbound) Start() error {
|
||||
err := h.service.Start()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if h.tlsConfig != nil {
|
||||
err = h.tlsConfig.Start()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
if h.transport == nil {
|
||||
return h.listener.Start()
|
||||
}
|
||||
if common.Contains(h.transport.Network(), N.NetworkTCP) {
|
||||
tcpListener, err := h.listener.ListenTCP()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
go func() {
|
||||
sErr := h.transport.Serve(tcpListener)
|
||||
if sErr != nil && !E.IsClosed(sErr) {
|
||||
h.logger.Error("transport serve error: ", sErr)
|
||||
}
|
||||
}()
|
||||
}
|
||||
if common.Contains(h.transport.Network(), N.NetworkUDP) {
|
||||
udpConn, err := h.listener.ListenUDP()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
go func() {
|
||||
sErr := h.transport.ServePacket(udpConn)
|
||||
if sErr != nil && !E.IsClosed(sErr) {
|
||||
h.logger.Error("transport serve error: ", sErr)
|
||||
}
|
||||
}()
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (h *Inbound) Close() error {
|
||||
return common.Close(
|
||||
h.service,
|
||||
&h.listener,
|
||||
h.tlsConfig,
|
||||
h.transport,
|
||||
)
|
||||
}
|
||||
|
||||
func (h *Inbound) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
|
||||
var err error
|
||||
if h.tlsConfig != nil && h.transport == nil {
|
||||
conn, err = tls.ServerHandshake(ctx, conn, h.tlsConfig)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
|
||||
}
|
||||
|
||||
func (h *Inbound) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
|
||||
err := h.NewConnection(ctx, conn, metadata)
|
||||
N.CloseOnHandshakeFailure(conn, onClose, err)
|
||||
if err != nil {
|
||||
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
|
||||
}
|
||||
}
|
||||
|
||||
func (h *Inbound) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
|
||||
userIndex, loaded := auth.UserFromContext[int](ctx)
|
||||
if !loaded {
|
||||
return os.ErrInvalid
|
||||
}
|
||||
user := h.users[userIndex].Name
|
||||
if user == "" {
|
||||
user = F.ToString(userIndex)
|
||||
} else {
|
||||
metadata.User = user
|
||||
}
|
||||
h.logger.InfoContext(ctx, "[", user, "] inbound connection to ", metadata.Destination)
|
||||
return h.router.RouteConnection(ctx, conn, metadata)
|
||||
}
|
||||
|
||||
func (h *Inbound) newPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
|
||||
userIndex, loaded := auth.UserFromContext[int](ctx)
|
||||
if !loaded {
|
||||
return os.ErrInvalid
|
||||
}
|
||||
user := h.users[userIndex].Name
|
||||
if user == "" {
|
||||
user = F.ToString(userIndex)
|
||||
} else {
|
||||
metadata.User = user
|
||||
}
|
||||
if metadata.Destination.Fqdn == packetaddr.SeqPacketMagicAddress {
|
||||
metadata.Destination = M.Socksaddr{}
|
||||
conn = packetaddr.NewConn(conn.(vmess.PacketConn), metadata.Destination)
|
||||
h.logger.InfoContext(ctx, "[", user, "] inbound packet addr connection")
|
||||
} else {
|
||||
h.logger.InfoContext(ctx, "[", user, "] inbound packet connection to ", metadata.Destination)
|
||||
}
|
||||
return h.router.RoutePacketConnection(ctx, conn, metadata)
|
||||
}
|
||||
|
||||
var _ adapter.V2RayServerTransportHandler = (*inboundTransportHandler)(nil)
|
||||
|
||||
type inboundTransportHandler Inbound
|
||||
|
||||
func (h *inboundTransportHandler) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
|
||||
var metadata adapter.InboundContext
|
||||
metadata.Inbound = h.Tag()
|
||||
metadata.InboundType = h.Type()
|
||||
metadata.InboundDetour = h.listener.ListenOptions().Detour
|
||||
metadata.InboundOptions = h.listener.ListenOptions().InboundOptions
|
||||
metadata.Source = source
|
||||
metadata.Destination = destination
|
||||
h.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
|
||||
(*Inbound)(h).NewConnectionEx(ctx, conn, metadata, onClose)
|
||||
}
|
||||
|
||||
func (h *Inbound) NewError(ctx context.Context, err error) {
|
||||
NewError(h.logger, ctx, err)
|
||||
}
|
||||
|
||||
// Deprecated: remove
|
||||
func NewError(logger logger.ContextLogger, ctx context.Context, err error) {
|
||||
common.Close(err)
|
||||
if E.IsClosedOrCanceled(err) {
|
||||
logger.DebugContext(ctx, "connection closed: ", err)
|
||||
return
|
||||
}
|
||||
logger.ErrorContext(ctx, err)
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue