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Remove unused

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世界 2022-11-13 11:30:48 +08:00
parent ebad363201
commit 3a9ef8fac0
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3 changed files with 4 additions and 289 deletions
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145
common/trafficcontrol/manager.go
View file

@ -1,145 +0,0 @@
package trafficcontrol
import (
"io"
"net"
"sync"
"sync/atomic"
"github.com/sagernet/sing/common/buf"
"github.com/sagernet/sing/common/bufio"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
type Manager[U comparable] struct {
access sync.Mutex
users map[U]*Traffic
}
type Traffic struct {
Upload uint64
Download uint64
}
func NewManager[U comparable]() *Manager[U] {
return &Manager[U]{
users: make(map[U]*Traffic),
}
}
func (m *Manager[U]) Reset() {
m.users = make(map[U]*Traffic)
}
func (m *Manager[U]) TrackConnection(user U, conn net.Conn) net.Conn {
m.access.Lock()
defer m.access.Unlock()
var traffic *Traffic
if t, loaded := m.users[user]; loaded {
traffic = t
} else {
traffic = new(Traffic)
m.users[user] = traffic
}
return &TrackConn{conn, traffic}
}
func (m *Manager[U]) TrackPacketConnection(user U, conn N.PacketConn) N.PacketConn {
m.access.Lock()
defer m.access.Unlock()
var traffic *Traffic
if t, loaded := m.users[user]; loaded {
traffic = t
} else {
traffic = new(Traffic)
m.users[user] = traffic
}
return &TrackPacketConn{conn, traffic}
}
func (m *Manager[U]) ReadTraffics() map[U]Traffic {
m.access.Lock()
defer m.access.Unlock()
trafficMap := make(map[U]Traffic)
for user, traffic := range m.users {
upload := atomic.SwapUint64(&traffic.Upload, 0)
download := atomic.SwapUint64(&traffic.Download, 0)
if upload == 0 && download == 0 {
continue
}
trafficMap[user] = Traffic{
Upload: upload,
Download: download,
}
}
return trafficMap
}
type TrackConn struct {
net.Conn
*Traffic
}
func (c *TrackConn) Read(p []byte) (n int, err error) {
n, err = c.Conn.Read(p)
if n > 0 {
atomic.AddUint64(&c.Upload, uint64(n))
}
return
}
func (c *TrackConn) Write(p []byte) (n int, err error) {
n, err = c.Conn.Write(p)
if n > 0 {
atomic.AddUint64(&c.Download, uint64(n))
}
return
}
func (c *TrackConn) WriteTo(w io.Writer) (n int64, err error) {
n, err = bufio.Copy(w, c.Conn)
if n > 0 {
atomic.AddUint64(&c.Upload, uint64(n))
}
return
}
func (c *TrackConn) ReadFrom(r io.Reader) (n int64, err error) {
n, err = bufio.Copy(c.Conn, r)
if n > 0 {
atomic.AddUint64(&c.Download, uint64(n))
}
return
}
func (c *TrackConn) Upstream() any {
return c.Conn
}
type TrackPacketConn struct {
N.PacketConn
*Traffic
}
func (c *TrackPacketConn) ReadPacket(buffer *buf.Buffer) (M.Socksaddr, error) {
destination, err := c.PacketConn.ReadPacket(buffer)
if err == nil {
atomic.AddUint64(&c.Upload, uint64(buffer.Len()))
}
return destination, err
}
func (c *TrackPacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
n := buffer.Len()
err := c.PacketConn.WritePacket(buffer, destination)
if err == nil {
atomic.AddUint64(&c.Download, uint64(n))
}
return err
}
func (c *TrackPacketConn) Upstream() any {
return c.PacketConn
}

94
inbound/shadowsocks_control.go
View file

@ -1,94 +0,0 @@
package inbound
import (
"encoding/json"
"io"
"net/http"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
"github.com/go-chi/chi/v5"
"github.com/go-chi/render"
)
func (h *ShadowsocksMulti) createHandler() http.Handler {
router := chi.NewRouter()
router.Get("/", h.handleHello)
router.Put("/users", h.handleUpdateUsers)
router.Get("/traffics", h.handleReadTraffics)
return router
}
func (h *ShadowsocksMulti) handleHello(writer http.ResponseWriter, request *http.Request) {
render.JSON(writer, request, render.M{
"server": "sing-box",
"version": C.Version,
})
}
func (h *ShadowsocksMulti) handleUpdateUsers(writer http.ResponseWriter, request *http.Request) {
var users []option.ShadowsocksUser
err := readRequest(request, &users)
if err != nil {
h.newError(E.Cause(err, "controller: update users: parse request"))
writer.WriteHeader(http.StatusBadRequest)
writer.Write([]byte(F.ToString(err)))
return
}
users = append([]option.ShadowsocksUser{{
Name: "control",
Password: h.users[0].Password,
}}, users...)
err = h.service.UpdateUsersWithPasswords(common.MapIndexed(users, func(index int, user option.ShadowsocksUser) int {
return index
}), common.Map(users, func(user option.ShadowsocksUser) string {
return user.Password
}))
if err != nil {
h.newError(E.Cause(err, "controller: update users"))
writer.WriteHeader(http.StatusBadRequest)
writer.Write([]byte(F.ToString(err)))
return
}
h.users = users
h.trafficManager.Reset()
writer.WriteHeader(http.StatusNoContent)
h.logger.Info("controller: updated ", len(users)-1, " users")
}
type ShadowsocksUserTraffic struct {
Name string `json:"name,omitempty"`
Upload uint64 `json:"upload,omitempty"`
Download uint64 `json:"download,omitempty"`
}
func (h *ShadowsocksMulti) handleReadTraffics(writer http.ResponseWriter, request *http.Request) {
h.logger.Debug("controller: traffics sent")
trafficMap := h.trafficManager.ReadTraffics()
if len(trafficMap) == 0 {
writer.WriteHeader(http.StatusNoContent)
return
}
traffics := make([]ShadowsocksUserTraffic, 0, len(trafficMap))
for user, traffic := range trafficMap {
traffics = append(traffics, ShadowsocksUserTraffic{
Name: h.users[user].Name,
Upload: traffic.Upload,
Download: traffic.Download,
})
}
render.JSON(writer, request, traffics)
}
func readRequest(request *http.Request, v any) error {
defer request.Body.Close()
content, err := io.ReadAll(request.Body)
if err != nil {
return err
}
return json.Unmarshal(content, v)
}

54
inbound/shadowsocks_multi.go
View file

@ -3,12 +3,9 @@ package inbound
import (
"context"
"net"
"net/http"
"os"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/pipelistener"
"github.com/sagernet/sing-box/common/trafficcontrol"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
@ -16,7 +13,6 @@ import (
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/auth"
"github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
N "github.com/sagernet/sing/common/network"
)
@ -28,12 +24,8 @@ var (
type ShadowsocksMulti struct {
myInboundAdapter
service *shadowaead_2022.MultiService[int]
users []option.ShadowsocksUser
controlEnabled bool
controller *http.Server
controllerPipe *pipelistener.Listener
trafficManager *trafficcontrol.Manager[int]
service *shadowaead_2022.MultiService[int]
users []option.ShadowsocksUser
}
func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.ShadowsocksInboundOptions) (*ShadowsocksMulti, error) {
@ -62,20 +54,7 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
udpTimeout,
adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound),
)
users := options.Users
if options.ControlPassword != "" {
inbound.controlEnabled = true
users = append([]option.ShadowsocksUser{{
Name: "control",
Password: options.ControlPassword,
}}, users...)
inbound.controller = &http.Server{Handler: inbound.createHandler()}
inbound.trafficManager = trafficcontrol.NewManager[int]()
}
if err != nil {
return nil, err
}
err = service.UpdateUsersWithPasswords(common.MapIndexed(users, func(index int, user option.ShadowsocksUser) int {
err = service.UpdateUsersWithPasswords(common.MapIndexed(options.Users, func(index int, user option.ShadowsocksUser) int {
return index
}), common.Map(options.Users, func(user option.ShadowsocksUser) string {
return user.Password
@ -85,30 +64,10 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
}
inbound.service = service
inbound.packetUpstream = service
inbound.users = users
inbound.users = options.Users
return inbound, err
}
func (h *ShadowsocksMulti) Start() error {
if h.controlEnabled {
h.controllerPipe = pipelistener.New(16)
go func() {
err := h.controller.Serve(h.controllerPipe)
if err != nil {
h.newError(E.Cause(err, "controller serve error"))
}
}()
}
return h.myInboundAdapter.Start()
}
func (h *ShadowsocksMulti) Close() error {
if h.controlEnabled {
h.controllerPipe.Close()
}
return h.myInboundAdapter.Close()
}
func (h *ShadowsocksMulti) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
}
@ -126,11 +85,6 @@ func (h *ShadowsocksMulti) newConnection(ctx context.Context, conn net.Conn, met
if !loaded {
return os.ErrInvalid
}
if userIndex == 0 && h.controlEnabled {
h.logger.InfoContext(ctx, "inbound control connection")
h.controllerPipe.Serve(conn)
return nil
}
user := h.users[userIndex].Name
if user == "" {
user = F.ToString(userIndex)