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Add direct io option for clash api

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世界 2022-09-26 15:31:02 +08:00
parent b5564ef3d3
commit 7f9c870bba
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GPG key ID: CD109927C34A63C4
5 changed files with 157 additions and 51 deletions
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4
experimental/clashapi/server.go
View file

@ -38,6 +38,7 @@ type Server struct {
trafficManager *trafficontrol.Manager
urlTestHistory *urltest.HistoryStorage
tcpListener net.Listener
directIO bool
mode string
storeSelected bool
cacheFile adapter.ClashCacheFile
@ -55,6 +56,7 @@ func NewServer(router adapter.Router, logFactory log.ObservableFactory, options
},
trafficManager: trafficManager,
urlTestHistory: urltest.NewHistoryStorage(),
directIO: options.DirectIO,
mode: strings.ToLower(options.DefaultMode),
}
if server.mode == "" {
@ -149,7 +151,7 @@ func (s *Server) HistoryStorage() *urltest.HistoryStorage {
}
func (s *Server) RoutedConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, matchedRule adapter.Rule) (net.Conn, adapter.Tracker) {
tracker := trafficontrol.NewTCPTracker(conn, s.trafficManager, castMetadata(metadata), s.router, matchedRule)
tracker := trafficontrol.NewTCPTracker(conn, s.trafficManager, castMetadata(metadata), s.router, matchedRule, s.directIO)
return tracker, tracker
}

84
experimental/clashapi/trafficontrol/tracker.go
View file

@ -6,9 +6,8 @@ import (
"time"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/experimental/trackerconn"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/gofrs/uuid"
@ -45,7 +44,7 @@ type trackerInfo struct {
}
type tcpTracker struct {
net.Conn `json:"-"`
N.ExtendedConn `json:"-"`
*trackerInfo
manager *Manager
}
@ -54,25 +53,9 @@ func (tt *tcpTracker) ID() string {
return tt.UUID.String()
}
func (tt *tcpTracker) Read(b []byte) (int, error) {
n, err := tt.Conn.Read(b)
upload := int64(n)
tt.manager.PushUploaded(upload)
tt.UploadTotal.Add(upload)
return n, err
}
func (tt *tcpTracker) Write(b []byte) (int, error) {
n, err := tt.Conn.Write(b)
download := int64(n)
tt.manager.PushDownloaded(download)
tt.DownloadTotal.Add(download)
return n, err
}
func (tt *tcpTracker) Close() error {
tt.manager.Leave(tt)
return tt.Conn.Close()
return tt.ExtendedConn.Close()
}
func (tt *tcpTracker) Leave() {
@ -80,10 +63,18 @@ func (tt *tcpTracker) Leave() {
}
func (tt *tcpTracker) Upstream() any {
return tt.Conn
return tt.ExtendedConn
}
func NewTCPTracker(conn net.Conn, manager *Manager, metadata Metadata, router adapter.Router, rule adapter.Rule) *tcpTracker {
func (tt *tcpTracker) ReaderReplaceable() bool {
return true
}
func (tt *tcpTracker) WriterReplaceable() bool {
return true
}
func NewTCPTracker(conn net.Conn, manager *Manager, metadata Metadata, router adapter.Router, rule adapter.Rule, directIO bool) *tcpTracker {
uuid, _ := uuid.NewV4()
var chain []string
@ -106,17 +97,20 @@ func NewTCPTracker(conn net.Conn, manager *Manager, metadata Metadata, router ad
next = group.Now()
}
upload := atomic.NewInt64(0)
download := atomic.NewInt64(0)
t := &tcpTracker{
Conn: conn,
manager: manager,
ExtendedConn: trackerconn.New(conn, upload, download, directIO),
manager: manager,
trackerInfo: &trackerInfo{
UUID: uuid,
Start: time.Now(),
Metadata: metadata,
Chain: common.Reverse(chain),
Rule: "",
UploadTotal: atomic.NewInt64(0),
DownloadTotal: atomic.NewInt64(0),
UploadTotal: upload,
DownloadTotal: download,
},
}
@ -140,27 +134,6 @@ func (ut *udpTracker) ID() string {
return ut.UUID.String()
}
func (ut *udpTracker) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
destination, err = ut.PacketConn.ReadPacket(buffer)
if err == nil {
upload := int64(buffer.Len())
ut.manager.PushUploaded(upload)
ut.UploadTotal.Add(upload)
}
return
}
func (ut *udpTracker) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
download := int64(buffer.Len())
err := ut.PacketConn.WritePacket(buffer, destination)
if err != nil {
return err
}
ut.manager.PushDownloaded(download)
ut.DownloadTotal.Add(download)
return nil
}
func (ut *udpTracker) Close() error {
ut.manager.Leave(ut)
return ut.PacketConn.Close()
@ -174,6 +147,14 @@ func (ut *udpTracker) Upstream() any {
return ut.PacketConn
}
func (ut *udpTracker) ReaderReplaceable() bool {
return true
}
func (ut *udpTracker) WriterReplaceable() bool {
return true
}
func NewUDPTracker(conn N.PacketConn, manager *Manager, metadata Metadata, router adapter.Router, rule adapter.Rule) *udpTracker {
uuid, _ := uuid.NewV4()
@ -197,8 +178,11 @@ func NewUDPTracker(conn N.PacketConn, manager *Manager, metadata Metadata, route
next = group.Now()
}
upload := atomic.NewInt64(0)
download := atomic.NewInt64(0)
ut := &udpTracker{
PacketConn: conn,
PacketConn: trackerconn.NewPacket(conn, upload, download),
manager: manager,
trackerInfo: &trackerInfo{
UUID: uuid,
@ -206,8 +190,8 @@ func NewUDPTracker(conn N.PacketConn, manager *Manager, metadata Metadata, route
Metadata: metadata,
Chain: common.Reverse(chain),
Rule: "",
UploadTotal: atomic.NewInt64(0),
DownloadTotal: atomic.NewInt64(0),
UploadTotal: upload,
DownloadTotal: download,
},
}

82
experimental/trackerconn/conn.go Normal file
View file

@ -0,0 +1,82 @@
package trackerconn
import (
"io"
"net"
"github.com/sagernet/sing/common/buf"
"github.com/sagernet/sing/common/bufio"
N "github.com/sagernet/sing/common/network"
"go.uber.org/atomic"
)
func New(conn net.Conn, readCounter *atomic.Int64, writeCounter *atomic.Int64, direct bool) N.ExtendedConn {
trackerConn := &Conn{bufio.NewExtendedConn(conn), readCounter, writeCounter}
if direct {
return (*DirectConn)(trackerConn)
} else {
return trackerConn
}
}
type Conn struct {
N.ExtendedConn
readCounter *atomic.Int64
writeCounter *atomic.Int64
}
func (c *Conn) Read(p []byte) (n int, err error) {
n, err = c.ExtendedConn.Read(p)
c.readCounter.Add(int64(n))
return n, err
}
func (c *Conn) ReadBuffer(buffer *buf.Buffer) error {
err := c.ExtendedConn.ReadBuffer(buffer)
if err != nil {
return err
}
c.readCounter.Add(int64(buffer.Len()))
return nil
}
func (c *Conn) Write(p []byte) (n int, err error) {
n, err = c.ExtendedConn.Write(p)
c.writeCounter.Add(int64(n))
return n, err
}
func (c *Conn) WriteBuffer(buffer *buf.Buffer) error {
dataLen := int64(buffer.Len())
err := c.ExtendedConn.WriteBuffer(buffer)
if err != nil {
return err
}
c.writeCounter.Add(dataLen)
return nil
}
type DirectConn Conn
func (c *DirectConn) WriteTo(w io.Writer) (n int64, err error) {
reader := N.UnwrapReader(c.ExtendedConn)
if wt, ok := reader.(io.WriterTo); ok {
n, err = wt.WriteTo(w)
c.readCounter.Add(n)
return
} else {
return bufio.Copy(w, (*Conn)(c))
}
}
func (c *DirectConn) ReadFrom(r io.Reader) (n int64, err error) {
writer := N.UnwrapWriter(c.ExtendedConn)
if rt, ok := writer.(io.ReaderFrom); ok {
n, err = rt.ReadFrom(r)
c.writeCounter.Add(n)
return
} else {
return bufio.Copy((*Conn)(c), r)
}
}

37
experimental/trackerconn/packet_conn.go Normal file
View file

@ -0,0 +1,37 @@
package trackerconn
import (
"github.com/sagernet/sing/common/buf"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"go.uber.org/atomic"
)
type PacketConn struct {
N.PacketConn
readCounter *atomic.Int64
writeCounter *atomic.Int64
}
func NewPacket(conn N.PacketConn, readCounter *atomic.Int64, writeCounter *atomic.Int64) *PacketConn {
return &PacketConn{conn, readCounter, writeCounter}
}
func (c *PacketConn) ReadPacket(buffer *buf.Buffer) (destination M.Socksaddr, err error) {
destination, err = c.PacketConn.ReadPacket(buffer)
if err == nil {
c.readCounter.Add(int64(buffer.Len()))
}
return
}
func (c *PacketConn) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
dataLen := int64(buffer.Len())
err := c.PacketConn.WritePacket(buffer, destination)
if err != nil {
return err
}
c.writeCounter.Add(dataLen)
return nil
}

1
option/clash.go
View file

@ -5,6 +5,7 @@ type ClashAPIOptions struct {
ExternalUI string `json:"external_ui,omitempty"`
Secret string `json:"secret,omitempty"`
DirectIO bool `json:"direct_io,omitempty"`
DefaultMode string `json:"default_mode,omitempty"`
StoreSelected bool `json:"store_selected,omitempty"`
CacheFile string `json:"cache_file,omitempty"`