mirror of
https://github.com/SagerNet/sing-box.git
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132 lines
3 KiB
Go
132 lines
3 KiB
Go
package adapter
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import (
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"context"
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"net/netip"
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"github.com/sagernet/sing-box/common/process"
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"github.com/sagernet/sing-box/log"
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"github.com/sagernet/sing-box/option"
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M "github.com/sagernet/sing/common/metadata"
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)
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type Inbound interface {
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Service
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Type() string
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Tag() string
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}
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type TCPInjectableInbound interface {
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Inbound
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ConnectionHandlerEx
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}
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type UDPInjectableInbound interface {
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Inbound
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PacketConnectionHandlerEx
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}
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type InboundRegistry interface {
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option.InboundOptionsRegistry
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Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, inboundType string, options any) (Inbound, error)
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}
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type InboundManager interface {
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Lifecycle
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Inbounds() []Inbound
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Get(tag string) (Inbound, bool)
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Remove(tag string) error
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Create(ctx context.Context, router Router, logger log.ContextLogger, tag string, inboundType string, options any) error
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}
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type InboundContext struct {
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Inbound string
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InboundType string
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IPVersion uint8
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Network string
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Source M.Socksaddr
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Destination M.Socksaddr
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User string
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Outbound string
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// sniffer
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Protocol string
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Domain string
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Client string
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SniffContext any
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// cache
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// Deprecated: implement in rule action
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InboundDetour string
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LastInbound string
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OriginDestination M.Socksaddr
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// Deprecated
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InboundOptions option.InboundOptions
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UDPDisableDomainUnmapping bool
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UDPConnect bool
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DNSServer string
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DestinationAddresses []netip.Addr
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SourceGeoIPCode string
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GeoIPCode string
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ProcessInfo *process.Info
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QueryType uint16
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FakeIP bool
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// rule cache
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IPCIDRMatchSource bool
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IPCIDRAcceptEmpty bool
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SourceAddressMatch bool
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SourcePortMatch bool
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DestinationAddressMatch bool
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DestinationPortMatch bool
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DidMatch bool
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IgnoreDestinationIPCIDRMatch bool
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}
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func (c *InboundContext) ResetRuleCache() {
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c.IPCIDRMatchSource = false
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c.IPCIDRAcceptEmpty = false
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c.SourceAddressMatch = false
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c.SourcePortMatch = false
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c.DestinationAddressMatch = false
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c.DestinationPortMatch = false
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c.DidMatch = false
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}
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type inboundContextKey struct{}
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func WithContext(ctx context.Context, inboundContext *InboundContext) context.Context {
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return context.WithValue(ctx, (*inboundContextKey)(nil), inboundContext)
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}
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func ContextFrom(ctx context.Context) *InboundContext {
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metadata := ctx.Value((*inboundContextKey)(nil))
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if metadata == nil {
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return nil
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}
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return metadata.(*InboundContext)
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}
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func ExtendContext(ctx context.Context) (context.Context, *InboundContext) {
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var newMetadata InboundContext
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if metadata := ContextFrom(ctx); metadata != nil {
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newMetadata = *metadata
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}
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return WithContext(ctx, &newMetadata), &newMetadata
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}
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func OverrideContext(ctx context.Context) context.Context {
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if metadata := ContextFrom(ctx); metadata != nil {
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var newMetadata InboundContext
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newMetadata = *metadata
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return WithContext(ctx, &newMetadata)
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}
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return ctx
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}
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