sing-box/option/outbound.go
2024-12-21 19:39:54 +08:00

102 lines
3.0 KiB
Go

package option
import (
"context"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/json"
"github.com/sagernet/sing/common/json/badjson"
M "github.com/sagernet/sing/common/metadata"
"github.com/sagernet/sing/service"
)
type OutboundOptionsRegistry interface {
CreateOptions(outboundType string) (any, bool)
}
type _Outbound struct {
Type string `json:"type"`
Tag string `json:"tag,omitempty"`
Options any `json:"-"`
}
type Outbound _Outbound
func (h *Outbound) MarshalJSONContext(ctx context.Context) ([]byte, error) {
return badjson.MarshallObjectsContext(ctx, (*_Outbound)(h), h.Options)
}
func (h *Outbound) UnmarshalJSONContext(ctx context.Context, content []byte) error {
err := json.Unmarshal(content, (*_Outbound)(h))
if err != nil {
return err
}
registry := service.FromContext[OutboundOptionsRegistry](ctx)
if registry == nil {
return E.New("missing outbound options registry in context")
}
options, loaded := registry.CreateOptions(h.Type)
if !loaded {
return E.New("unknown outbound type: ", h.Type)
}
err = badjson.UnmarshallExcludedContext(ctx, content, (*_Outbound)(h), options)
if err != nil {
return err
}
h.Options = options
return nil
}
type DialerOptionsWrapper interface {
TakeDialerOptions() DialerOptions
ReplaceDialerOptions(options DialerOptions)
}
type DialerOptions struct {
Detour string `json:"detour,omitempty"`
BindInterface string `json:"bind_interface,omitempty"`
Inet4BindAddress *ListenAddress `json:"inet4_bind_address,omitempty"`
Inet6BindAddress *ListenAddress `json:"inet6_bind_address,omitempty"`
ProtectPath string `json:"protect_path,omitempty"`
RoutingMark uint32 `json:"routing_mark,omitempty"`
ReuseAddr bool `json:"reuse_addr,omitempty"`
ConnectTimeout Duration `json:"connect_timeout,omitempty"`
TCPFastOpen bool `json:"tcp_fast_open,omitempty"`
TCPMultiPath bool `json:"tcp_multi_path,omitempty"`
UDPFragment *bool `json:"udp_fragment,omitempty"`
UDPFragmentDefault bool `json:"-"`
DomainStrategy DomainStrategy `json:"domain_strategy,omitempty"`
FallbackDelay Duration `json:"fallback_delay,omitempty"`
IsWireGuardListener bool `json:"-"`
}
func (o *DialerOptions) TakeDialerOptions() DialerOptions {
return *o
}
func (o *DialerOptions) ReplaceDialerOptions(options DialerOptions) {
*o = options
}
type ServerOptionsWrapper interface {
TakeServerOptions() ServerOptions
ReplaceServerOptions(options ServerOptions)
}
type ServerOptions struct {
Server string `json:"server"`
ServerPort uint16 `json:"server_port"`
}
func (o ServerOptions) Build() M.Socksaddr {
return M.ParseSocksaddrHostPort(o.Server, o.ServerPort)
}
func (o *ServerOptions) TakeServerOptions() ServerOptions {
return *o
}
func (o *ServerOptions) ReplaceServerOptions(options ServerOptions) {
*o = options
}