offer an option to disable session resumption

transport/internet/tls/config.go

@@ -143,8 +143,9 @@ func getGetCertificateFunc(c *tls.Config, ca []*Certificate) func(hello *tls.Cli
 // GetTLSConfig converts this Config into tls.Config.
 func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 	config := &tls.Config{
-		ClientSessionCache: globalSessionCache,
-		RootCAs:            c.getCertPool(),
+		ClientSessionCache:     globalSessionCache,
+		RootCAs:                c.getCertPool(),
+		SessionTicketsDisabled: c.DisableSessionResumption,
 	}
 	if c == nil {
 		return config

transport/internet/tls/config.pb.go

@@ -38,7 +38,7 @@ func (x Certificate_Usage) String() string {
 	return proto.EnumName(Certificate_Usage_name, int32(x))
 }
 func (Certificate_Usage) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_config_e641ddfb53ec9d25, []int{0, 0}
+	return fileDescriptor_config_257f0631bcf0ff71, []int{0, 0}
 }
 
 type Certificate struct {
@@ -56,7 +56,7 @@ func (m *Certificate) Reset()         { *m = Certificate{} }
 func (m *Certificate) String() string { return proto.CompactTextString(m) }
 func (*Certificate) ProtoMessage()    {}
 func (*Certificate) Descriptor() ([]byte, []int) {
-	return fileDescriptor_config_e641ddfb53ec9d25, []int{0}
+	return fileDescriptor_config_257f0631bcf0ff71, []int{0}
 }
 func (m *Certificate) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_Certificate.Unmarshal(m, b)
@@ -107,17 +107,19 @@ type Config struct {
 	// Override server name.
 	ServerName string `protobuf:"bytes,3,opt,name=server_name,json=serverName,proto3" json:"server_name,omitempty"`
 	// Lists of string as ALPN values.
-	NextProtocol         []string `protobuf:"bytes,4,rep,name=next_protocol,json=nextProtocol,proto3" json:"next_protocol,omitempty"`
-	XXX_NoUnkeyedLiteral struct{} `json:"-"`
-	XXX_unrecognized     []byte   `json:"-"`
-	XXX_sizecache        int32    `json:"-"`
+	NextProtocol []string `protobuf:"bytes,4,rep,name=next_protocol,json=nextProtocol,proto3" json:"next_protocol,omitempty"`
+	// Whether or not to disable session (ticket) resumption.
+	DisableSessionResumption bool     `protobuf:"varint,6,opt,name=disable_session_resumption,json=disableSessionResumption,proto3" json:"disable_session_resumption,omitempty"`
+	XXX_NoUnkeyedLiteral     struct{} `json:"-"`
+	XXX_unrecognized         []byte   `json:"-"`
+	XXX_sizecache            int32    `json:"-"`
 }
 
 func (m *Config) Reset()         { *m = Config{} }
 func (m *Config) String() string { return proto.CompactTextString(m) }
 func (*Config) ProtoMessage()    {}
 func (*Config) Descriptor() ([]byte, []int) {
-	return fileDescriptor_config_e641ddfb53ec9d25, []int{1}
+	return fileDescriptor_config_257f0631bcf0ff71, []int{1}
 }
 func (m *Config) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_Config.Unmarshal(m, b)
@@ -172,6 +174,13 @@ func (m *Config) GetNextProtocol() []string {
 	return nil
 }
 
+func (m *Config) GetDisableSessionResumption() bool {
+	if m != nil {
+		return m.DisableSessionResumption
+	}
+	return false
+}
+
 func init() {
 	proto.RegisterType((*Certificate)(nil), "v2ray.core.transport.internet.tls.Certificate")
 	proto.RegisterType((*Config)(nil), "v2ray.core.transport.internet.tls.Config")
@@ -179,33 +188,35 @@ func init() {
 }
 
 func init() {
-	proto.RegisterFile("v2ray.com/core/transport/internet/tls/config.proto", fileDescriptor_config_e641ddfb53ec9d25)
-}
-
-var fileDescriptor_config_e641ddfb53ec9d25 = []byte{
-	// 376 bytes of a gzipped FileDescriptorProto
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-	0xd1, 0x3b, 0xdd, 0x37, 0x89, 0x02, 0x00, 0x00,
+	proto.RegisterFile("v2ray.com/core/transport/internet/tls/config.proto", fileDescriptor_config_257f0631bcf0ff71)
+}
+
+var fileDescriptor_config_257f0631bcf0ff71 = []byte{
+	// 413 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x91, 0xd1, 0x6e, 0xd3, 0x30,
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 }

transport/internet/tls/config.proto

@@ -37,4 +37,7 @@ message Config {
 
   // Lists of string as ALPN values.
   repeated string next_protocol = 4;
+
+  // Whether or not to disable session (ticket) resumption.
+  bool disable_session_resumption = 6;
 }