sing-box/adapter/router.go
2023-04-08 09:17:12 +08:00

95 lines
2.2 KiB
Go

package adapter
import (
"context"
"net"
"net/netip"
"github.com/sagernet/sing-box/common/geoip"
"github.com/sagernet/sing-dns"
"github.com/sagernet/sing-tun"
"github.com/sagernet/sing/common/control"
N "github.com/sagernet/sing/common/network"
mdns "github.com/miekg/dns"
)
type Router interface {
Service
Outbounds() []Outbound
Outbound(tag string) (Outbound, bool)
DefaultOutbound(network string) Outbound
RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
RouteIPConnection(ctx context.Context, conn tun.RouteContext, metadata InboundContext) tun.RouteAction
NatRequired(outbound string) bool
GeoIPReader() *geoip.Reader
LoadGeosite(code string) (Rule, error)
Exchange(ctx context.Context, message *mdns.Msg) (*mdns.Msg, error)
Lookup(ctx context.Context, domain string, strategy dns.DomainStrategy) ([]netip.Addr, error)
LookupDefault(ctx context.Context, domain string) ([]netip.Addr, error)
InterfaceFinder() control.InterfaceFinder
DefaultInterface() string
AutoDetectInterface() bool
AutoDetectInterfaceFunc() control.Func
DefaultMark() int
NetworkMonitor() tun.NetworkUpdateMonitor
InterfaceMonitor() tun.DefaultInterfaceMonitor
PackageManager() tun.PackageManager
Rules() []Rule
IPRules() []IPRule
TimeService
ClashServer() ClashServer
SetClashServer(server ClashServer)
V2RayServer() V2RayServer
SetV2RayServer(server V2RayServer)
}
type routerContextKey struct{}
func ContextWithRouter(ctx context.Context, router Router) context.Context {
return context.WithValue(ctx, (*routerContextKey)(nil), router)
}
func RouterFromContext(ctx context.Context) Router {
metadata := ctx.Value((*routerContextKey)(nil))
if metadata == nil {
return nil
}
return metadata.(Router)
}
type Rule interface {
Service
Type() string
UpdateGeosite() error
Match(metadata *InboundContext) bool
Outbound() string
String() string
}
type DNSRule interface {
Rule
DisableCache() bool
RewriteTTL() *uint32
}
type IPRule interface {
Rule
Action() tun.ActionType
}
type InterfaceUpdateListener interface {
InterfaceUpdated() error
}