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

106 lines
3.2 KiB
Go

package option
import (
"context"
"time"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/json"
"github.com/sagernet/sing/common/json/badjson"
"github.com/sagernet/sing/service"
)
type InboundOptionsRegistry interface {
CreateOptions(outboundType string) (any, bool)
}
type _Inbound struct {
Type string `json:"type"`
Tag string `json:"tag,omitempty"`
Options any `json:"-"`
}
type Inbound _Inbound
func (h *Inbound) MarshalJSONContext(ctx context.Context) ([]byte, error) {
return badjson.MarshallObjectsContext(ctx, (*_Inbound)(h), h.Options)
}
func (h *Inbound) UnmarshalJSONContext(ctx context.Context, content []byte) error {
err := json.Unmarshal(content, (*_Inbound)(h))
if err != nil {
return err
}
registry := service.FromContext[InboundOptionsRegistry](ctx)
if registry == nil {
return E.New("missing inbound options registry in context")
}
options, loaded := registry.CreateOptions(h.Type)
if !loaded {
return E.New("unknown inbound type: ", h.Type)
}
err = badjson.UnmarshallExcludedContext(ctx, content, (*_Inbound)(h), options)
if err != nil {
return err
}
h.Options = options
return nil
}
// Deprecated: Use rule action instead
type InboundOptions struct {
SniffEnabled bool `json:"sniff,omitempty"`
SniffOverrideDestination bool `json:"sniff_override_destination,omitempty"`
SniffTimeout Duration `json:"sniff_timeout,omitempty"`
DomainStrategy DomainStrategy `json:"domain_strategy,omitempty"`
UDPDisableDomainUnmapping bool `json:"udp_disable_domain_unmapping,omitempty"`
Detour string `json:"detour,omitempty"`
}
type ListenOptions struct {
Listen *ListenAddress `json:"listen,omitempty"`
ListenPort uint16 `json:"listen_port,omitempty"`
TCPKeepAlive Duration `json:"tcp_keep_alive,omitempty"`
TCPKeepAliveInterval Duration `json:"tcp_keep_alive_interval,omitempty"`
TCPFastOpen bool `json:"tcp_fast_open,omitempty"`
TCPMultiPath bool `json:"tcp_multi_path,omitempty"`
UDPFragment *bool `json:"udp_fragment,omitempty"`
UDPFragmentDefault bool `json:"-"`
UDPTimeout UDPTimeoutCompat `json:"udp_timeout,omitempty"`
// Deprecated: removed
ProxyProtocol bool `json:"proxy_protocol,omitempty"`
// Deprecated: removed
ProxyProtocolAcceptNoHeader bool `json:"proxy_protocol_accept_no_header,omitempty"`
InboundOptions
}
type UDPTimeoutCompat Duration
func (c UDPTimeoutCompat) MarshalJSON() ([]byte, error) {
return json.Marshal((time.Duration)(c).String())
}
func (c *UDPTimeoutCompat) UnmarshalJSON(data []byte) error {
var valueNumber int64
err := json.Unmarshal(data, &valueNumber)
if err == nil {
*c = UDPTimeoutCompat(time.Second * time.Duration(valueNumber))
return nil
}
return json.Unmarshal(data, (*Duration)(c))
}
type ListenOptionsWrapper interface {
TakeListenOptions() ListenOptions
ReplaceListenOptions(options ListenOptions)
}
func (o *ListenOptions) TakeListenOptions() ListenOptions {
return *o
}
func (o *ListenOptions) ReplaceListenOptions(options ListenOptions) {
*o = options
}