Migrate shadowsocks-2022 to protocol library

go.mod

@@ -16,15 +16,16 @@ require (
 	github.com/pelletier/go-toml v1.9.5
 	github.com/pires/go-proxyproto v0.6.2
 	github.com/refraction-networking/utls v1.1.0
-	github.com/sagernet/sing v0.0.0-20220523024450-2216901ec429
+	github.com/sagernet/sing v0.0.0-20220525123305-5b49366f6e34
+	github.com/sagernet/sing-shadowsocks v0.0.0-20220525123814-48809b0a9949
 	github.com/seiflotfy/cuckoofilter v0.0.0-20220411075957-e3b120b3f5fb
 	github.com/stretchr/testify v1.7.1
 	github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e
 	github.com/xtls/go v0.0.0-20210920065950-d4af136d3672
 	go.starlark.net v0.0.0-20220328144851-d1966c6b9fcd
 	golang.org/x/crypto v0.0.0-20220518034528-6f7dac969898
-	golang.org/x/net v0.0.0-20220520000938-2e3eb7b945c2
+	golang.org/x/net v0.0.0-20220524220425-1d687d428aca
-	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
+	golang.org/x/sync v0.0.0-20220513210516-0976fa681c29
 	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a
 	google.golang.org/grpc v1.46.2
 	google.golang.org/protobuf v1.28.0

go.sum

@@ -174,8 +174,12 @@ github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 h1:f/FNXud6gA3MNr
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3/go.mod h1:HgjTstvQsPGkxUsCd2KWxErBblirPizecHcpD3ffK+s=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
 github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
-github.com/sagernet/sing v0.0.0-20220523024450-2216901ec429 h1:31vx64WHtycaqw0bGLl6ImJvmHsXqHoPzkuwKmTqbx8=
+github.com/sagernet/sing v0.0.0-20220525123305-5b49366f6e34 h1:/FfHfteLZo5mOtZbYOx/9ymDEYxlwBuM5iHO9reVe/E=
-github.com/sagernet/sing v0.0.0-20220523024450-2216901ec429/go.mod h1:7aFl1bLxdWLIhptc1DwhMWpRfT62rJYzKPYuYlzYs5w=
+github.com/sagernet/sing v0.0.0-20220525123305-5b49366f6e34/go.mod h1:w2HnJzXKHpD6F5Z/9XlSD4qbcpHY2RSZuQnFzqgELMg=
+github.com/sagernet/sing-shadowsocks v0.0.0-20220525121912-9e43a1c42021 h1:pPIc8xricCQNMuAoOlblcGcrMYmc/pfcY1fwK62iSmo=
+github.com/sagernet/sing-shadowsocks v0.0.0-20220525121912-9e43a1c42021/go.mod h1:aaKmw93taQ3PwzZA7RWNnFH9CmUme2PU/1E4/srxs0k=
+github.com/sagernet/sing-shadowsocks v0.0.0-20220525123814-48809b0a9949 h1:zVl44h3nvP9w8La5BAmFwhuCvWT/Mfx9sVpuv+A/fe4=
+github.com/sagernet/sing-shadowsocks v0.0.0-20220525123814-48809b0a9949/go.mod h1:kc9GdaD70dle09qJLrOjkX1fw6rVVGdouV4uzMMNlmc=
 github.com/seiflotfy/cuckoofilter v0.0.0-20220411075957-e3b120b3f5fb h1:XfLJSPIOUX+osiMraVgIrMR27uMXnRJWGm1+GL8/63U=
 github.com/seiflotfy/cuckoofilter v0.0.0-20220411075957-e3b120b3f5fb/go.mod h1:bR6DqgcAl1zTcOX8/pE2Qkj9XO00eCNqmKb7lXP8EAg=
 github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
@@ -260,8 +264,8 @@ golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
 golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20220520000938-2e3eb7b945c2 h1:NWy5+hlRbC7HK+PmcXVUmW1IMyFce7to56IUvhUFm7Y=
+golang.org/x/net v0.0.0-20220524220425-1d687d428aca h1:xTaFYiPROfpPhqrfTIDXj0ri1SpfueYT951s4bAuDO8=
-golang.org/x/net v0.0.0-20220520000938-2e3eb7b945c2/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/net v0.0.0-20220524220425-1d687d428aca/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -274,8 +278,9 @@ golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20220513210516-0976fa681c29 h1:w8s32wxx3sY+OjLlv9qltkLU5yvJzxjjgiHWLjdIcw4=
+golang.org/x/sync v0.0.0-20220513210516-0976fa681c29/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181029174526-d69651ed3497/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=

infra/conf/shadowsocks.go

@@ -4,8 +4,8 @@ import (
 	"strings"
 
 	"github.com/golang/protobuf/proto"
+	"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
 	C "github.com/sagernet/sing/common"
-	"github.com/sagernet/sing/protocol/shadowsocks/shadowaead_2022"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/proxy/shadowsocks"

proxy/shadowsocks_2022/config.pb.go

@@ -243,7 +243,6 @@ type ClientConfig struct {
 	Port    uint32          `protobuf:"varint,2,opt,name=port,proto3" json:"port,omitempty"`
 	Method  string          `protobuf:"bytes,3,opt,name=method,proto3" json:"method,omitempty"`
 	Key     string          `protobuf:"bytes,4,opt,name=key,proto3" json:"key,omitempty"`
-	ReducedIvHeadEntropy bool            `protobuf:"varint,5,opt,name=reduced_iv_head_entropy,json=reducedIvHeadEntropy,proto3" json:"reduced_iv_head_entropy,omitempty"`
 }
 
 func (x *ClientConfig) Reset() {
@@ -306,13 +305,6 @@ func (x *ClientConfig) GetKey() string {
 	return ""
 }
 
-func (x *ClientConfig) GetReducedIvHeadEntropy() bool {
-	if x != nil {
-		return x.ReducedIvHeadEntropy
-	}
-	return false
-}
-
 var File_proxy_shadowsocks_2022_config_proto protoreflect.FileDescriptor
 
 var file_proxy_shadowsocks_2022_config_proto_rawDesc = []byte{
@@ -348,7 +340,7 @@ var file_proxy_shadowsocks_2022_config_proto_rawDesc = []byte{
 	0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05,
 	0x65, 0x6d, 0x61, 0x69, 0x6c, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x65, 0x6d, 0x61,
 	0x69, 0x6c, 0x12, 0x14, 0x0a, 0x05, 0x6c, 0x65, 0x76, 0x65, 0x6c, 0x18, 0x03, 0x20, 0x01, 0x28,
-	0x05, 0x52, 0x05, 0x6c, 0x65, 0x76, 0x65, 0x6c, 0x22, 0xba, 0x01, 0x0a, 0x0c, 0x43, 0x6c, 0x69,
+	0x05, 0x52, 0x05, 0x6c, 0x65, 0x76, 0x65, 0x6c, 0x22, 0x83, 0x01, 0x0a, 0x0c, 0x43, 0x6c, 0x69,
 	0x65, 0x6e, 0x74, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x35, 0x0a, 0x07, 0x61, 0x64, 0x64,
 	0x72, 0x65, 0x73, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1b, 0x2e, 0x78, 0x72, 0x61,
 	0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x6e, 0x65, 0x74, 0x2e, 0x49, 0x50, 0x4f,
@@ -356,19 +348,15 @@ var file_proxy_shadowsocks_2022_config_proto_rawDesc = []byte{
 	0x12, 0x12, 0x0a, 0x04, 0x70, 0x6f, 0x72, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x04,
 	0x70, 0x6f, 0x72, 0x74, 0x12, 0x16, 0x0a, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x18, 0x03,
 	0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x12, 0x10, 0x0a, 0x03,
-	0x6b, 0x65, 0x79, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x35,
+	0x6b, 0x65, 0x79, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x42, 0x72,
-	0x0a, 0x17, 0x72, 0x65, 0x64, 0x75, 0x63, 0x65, 0x64, 0x5f, 0x69, 0x76, 0x5f, 0x68, 0x65, 0x61,
+	0x0a, 0x1f, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x70, 0x72, 0x6f, 0x78, 0x79,
-	0x64, 0x5f, 0x65, 0x6e, 0x74, 0x72, 0x6f, 0x70, 0x79, 0x18, 0x05, 0x20, 0x01, 0x28, 0x08, 0x52,
+	0x2e, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x5f, 0x32, 0x30, 0x32,
-	0x14, 0x72, 0x65, 0x64, 0x75, 0x63, 0x65, 0x64, 0x49, 0x76, 0x48, 0x65, 0x61, 0x64, 0x45, 0x6e,
+	0x32, 0x50, 0x01, 0x5a, 0x30, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f,
-	0x74, 0x72, 0x6f, 0x70, 0x79, 0x42, 0x72, 0x0a, 0x1f, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61,
+	0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x70,
-	0x79, 0x2e, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f,
+	0x72, 0x6f, 0x78, 0x79, 0x2f, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73,
-	0x63, 0x6b, 0x73, 0x5f, 0x32, 0x30, 0x32, 0x32, 0x50, 0x01, 0x5a, 0x30, 0x67, 0x69, 0x74, 0x68,
+	0x5f, 0x32, 0x30, 0x32, 0x32, 0xaa, 0x02, 0x1a, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x50, 0x72, 0x6f,
-	0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79,
+	0x78, 0x79, 0x2e, 0x53, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x32, 0x30,
-	0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2f, 0x73, 0x68, 0x61, 0x64,
+	0x32, 0x32, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
-	0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x5f, 0x32, 0x30, 0x32, 0x32, 0xaa, 0x02, 0x1a, 0x58,
-	0x72, 0x61, 0x79, 0x2e, 0x50, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x53, 0x68, 0x61, 0x64, 0x6f, 0x77,
-	0x73, 0x6f, 0x63, 0x6b, 0x73, 0x32, 0x30, 0x32, 0x32, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f,
-	0x33,
 }
 
 var (

proxy/shadowsocks_2022/config.proto

@@ -35,5 +35,4 @@ message ClientConfig {
   uint32 port = 2;
   string method = 3;
   string key = 4;
-  bool reduced_iv_head_entropy = 5;
 }

proxy/shadowsocks_2022/inbound.go

@@ -2,16 +2,14 @@ package shadowsocks_2022
 
 import (
 	"context"
-	"encoding/base64"
 
+	"github.com/sagernet/sing-shadowsocks"
+	"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
 	C "github.com/sagernet/sing/common"
 	B "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"
-	"github.com/sagernet/sing/common/random"
-	"github.com/sagernet/sing/protocol/shadowsocks"
-	"github.com/sagernet/sing/protocol/shadowsocks/shadowaead_2022"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/log"
@@ -51,14 +49,7 @@ func NewServer(ctx context.Context, config *ServerConfig) (*Inbound, error) {
 	if !C.Contains(shadowaead_2022.List, config.Method) {
 		return nil, newError("unsupported method ", config.Method)
 	}
-	if config.Key == "" {
+	service, err := shadowaead_2022.NewServiceWithPassword(config.Method, config.Key, 500, inbound)
-		return nil, newError("missing key")
-	}
-	psk, err := base64.StdEncoding.DecodeString(config.Key)
-	if err != nil {
-		return nil, newError("parse config").Base(err)
-	}
-	service, err := shadowaead_2022.NewService(config.Method, psk, "", random.Default, 500, inbound)
 	if err != nil {
 		return nil, newError("create service").Base(err)
 	}

proxy/shadowsocks_2022/inbound_multi.go

@@ -4,13 +4,12 @@ import (
 	"context"
 	"encoding/base64"
 
+	"github.com/sagernet/sing-shadowsocks"
+	"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
 	B "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"
-	"github.com/sagernet/sing/common/random"
-	"github.com/sagernet/sing/protocol/shadowsocks"
-	"github.com/sagernet/sing/protocol/shadowsocks/shadowaead_2022"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/log"
@@ -44,6 +43,7 @@ func NewMultiServer(ctx context.Context, config *MultiUserServerConfig) (*MultiU
 	}
 	inbound := &MultiUserInbound{
 		networks: networks,
+		users:    config.Users,
 	}
 	if config.Key == "" {
 		return nil, newError("missing key")
@@ -52,7 +52,7 @@ func NewMultiServer(ctx context.Context, config *MultiUserServerConfig) (*MultiU
 	if err != nil {
 		return nil, newError("parse config").Base(err)
 	}
-	service, err := shadowaead_2022.NewMultiService[int](config.Method, psk, random.Default, 500, inbound)
+	service, err := shadowaead_2022.NewMultiService[int](config.Method, psk, 500, inbound)
 	if err != nil {
 		return nil, newError("create service").Base(err)
 	}

proxy/shadowsocks_2022/outbound.go

@@ -2,19 +2,16 @@ package shadowsocks_2022
 
 import (
 	"context"
-	"encoding/base64"
 	"io"
 	"runtime"
-	"strings"
 	"time"
 
+	"github.com/sagernet/sing-shadowsocks"
+	"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
 	C "github.com/sagernet/sing/common"
 	B "github.com/sagernet/sing/common/buf"
 	"github.com/sagernet/sing/common/bufio"
 	N "github.com/sagernet/sing/common/network"
-	"github.com/sagernet/sing/common/random"
-	"github.com/sagernet/sing/protocol/shadowsocks"
-	"github.com/sagernet/sing/protocol/shadowsocks/shadowaead_2022"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/net"
@@ -48,21 +45,7 @@ func NewClient(ctx context.Context, config *ClientConfig) (*Outbound, error) {
 		if config.Key == "" {
 			return nil, newError("missing psk")
 		}
-		var pskList [][]byte
+		method, err := shadowaead_2022.NewWithPassword(config.Method, config.Key)
-		for _, ks := range strings.Split(config.Key, ":") {
-			psk, err := base64.StdEncoding.DecodeString(ks)
-			if err != nil {
-				return nil, newError("decode key ", ks).Base(err)
-			}
-			pskList = append(pskList, psk)
-		}
-		var rng io.Reader = random.Default
-		if config.ReducedIvHeadEntropy {
-			rng = &shadowsocks.ReducedEntropyReader{
-				Reader: rng,
-			}
-		}
-		method, err := shadowaead_2022.New(config.Method, pskList, "", rng)
 		if err != nil {
 			return nil, newError("create method").Base(err)
 		}