refactor: Platform Interfaces

This commit is contained in:
世界 2024-11-11 16:23:45 +08:00
parent 9afe75586a
commit ecf82d197c
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GPG key ID: CD109927C34A63C4
15 changed files with 267 additions and 251 deletions

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@ -3,9 +3,10 @@ package route
import (
"context"
"errors"
"net/netip"
"net"
"os"
"runtime"
"strings"
"syscall"
"github.com/sagernet/sing-box/adapter"
@ -15,33 +16,41 @@ import (
"github.com/sagernet/sing-box/experimental/libbox/platform"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing-tun"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/atomic"
"github.com/sagernet/sing/common/control"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
"github.com/sagernet/sing/common/winpowrprof"
"github.com/sagernet/sing/service"
"github.com/sagernet/sing/service/pause"
"golang.org/x/exp/slices"
)
var _ adapter.NetworkManager = (*NetworkManager)(nil)
type NetworkManager struct {
logger logger.ContextLogger
interfaceFinder *control.DefaultInterfaceFinder
logger logger.ContextLogger
interfaceFinder *control.DefaultInterfaceFinder
networkInterfaces atomic.TypedValue[[]adapter.NetworkInterface]
autoDetectInterface bool
defaultInterface string
defaultMark uint32
autoRedirectOutputMark uint32
networkMonitor tun.NetworkUpdateMonitor
interfaceMonitor tun.DefaultInterfaceMonitor
packageManager tun.PackageManager
powerListener winpowrprof.EventListener
pauseManager pause.Manager
platformInterface platform.Interface
outboundManager adapter.OutboundManager
wifiState adapter.WIFIState
started bool
networkMonitor tun.NetworkUpdateMonitor
interfaceMonitor tun.DefaultInterfaceMonitor
packageManager tun.PackageManager
powerListener winpowrprof.EventListener
pauseManager pause.Manager
platformInterface platform.Interface
outboundManager adapter.OutboundManager
wifiState adapter.WIFIState
started bool
}
func NewNetworkManager(ctx context.Context, logger logger.ContextLogger, routeOptions option.RouteOptions) (*NetworkManager, error) {
@ -55,7 +64,7 @@ func NewNetworkManager(ctx context.Context, logger logger.ContextLogger, routeOp
platformInterface: service.FromContext[platform.Interface](ctx),
outboundManager: service.FromContext[adapter.OutboundManager](ctx),
}
usePlatformDefaultInterfaceMonitor := nm.platformInterface != nil && nm.platformInterface.UsePlatformDefaultInterfaceMonitor()
usePlatformDefaultInterfaceMonitor := nm.platformInterface != nil
enforceInterfaceMonitor := routeOptions.AutoDetectInterface
if !usePlatformDefaultInterfaceMonitor {
networkMonitor, err := tun.NewNetworkUpdateMonitor(logger)
@ -87,17 +96,17 @@ func (r *NetworkManager) Start(stage adapter.StartStage) error {
monitor := taskmonitor.New(r.logger, C.StartTimeout)
switch stage {
case adapter.StartStateInitialize:
if r.interfaceMonitor != nil {
monitor.Start("initialize interface monitor")
err := r.interfaceMonitor.Start()
if r.networkMonitor != nil {
monitor.Start("initialize network monitor")
err := r.networkMonitor.Start()
monitor.Finish()
if err != nil {
return err
}
}
if r.networkMonitor != nil {
monitor.Start("initialize network monitor")
err := r.networkMonitor.Start()
if r.interfaceMonitor != nil {
monitor.Start("initialize interface monitor")
err := r.interfaceMonitor.Start()
monitor.Finish()
if err != nil {
return err
@ -148,20 +157,6 @@ func (r *NetworkManager) Start(stage adapter.StartStage) error {
func (r *NetworkManager) Close() error {
monitor := taskmonitor.New(r.logger, C.StopTimeout)
var err error
if r.interfaceMonitor != nil {
monitor.Start("close interface monitor")
err = E.Append(err, r.interfaceMonitor.Close(), func(err error) error {
return E.Cause(err, "close interface monitor")
})
monitor.Finish()
}
if r.networkMonitor != nil {
monitor.Start("close network monitor")
err = E.Append(err, r.networkMonitor.Close(), func(err error) error {
return E.Cause(err, "close network monitor")
})
monitor.Finish()
}
if r.packageManager != nil {
monitor.Start("close package manager")
err = E.Append(err, r.packageManager.Close(), func(err error) error {
@ -176,6 +171,20 @@ func (r *NetworkManager) Close() error {
})
monitor.Finish()
}
if r.interfaceMonitor != nil {
monitor.Start("close interface monitor")
err = E.Append(err, r.interfaceMonitor.Close(), func(err error) error {
return E.Cause(err, "close interface monitor")
})
monitor.Finish()
}
if r.networkMonitor != nil {
monitor.Start("close network monitor")
err = E.Append(err, r.networkMonitor.Close(), func(err error) error {
return E.Cause(err, "close network monitor")
})
monitor.Finish()
}
return nil
}
@ -184,18 +193,75 @@ func (r *NetworkManager) InterfaceFinder() control.InterfaceFinder {
}
func (r *NetworkManager) UpdateInterfaces() error {
if r.platformInterface == nil || !r.platformInterface.UsePlatformInterfaceGetter() {
if r.platformInterface == nil {
return r.interfaceFinder.Update()
} else {
interfaces, err := r.platformInterface.Interfaces()
if err != nil {
return err
}
r.interfaceFinder.UpdateInterfaces(interfaces)
if C.IsDarwin {
err = r.interfaceFinder.Update()
if err != nil {
return err
}
// NEInterface only provides name,index and type
interfaces = common.Map(interfaces, func(it adapter.NetworkInterface) adapter.NetworkInterface {
iif, _ := r.interfaceFinder.ByIndex(it.Index)
if iif != nil {
it.Interface = *iif
}
return it
})
} else {
r.interfaceFinder.UpdateInterfaces(common.Map(interfaces, func(it adapter.NetworkInterface) control.Interface { return it.Interface }))
}
oldInterfaces := r.networkInterfaces.Load()
newInterfaces := common.Filter(interfaces, func(it adapter.NetworkInterface) bool {
return it.Flags&net.FlagUp != 0
})
r.networkInterfaces.Store(newInterfaces)
if len(newInterfaces) > 0 && !slices.EqualFunc(oldInterfaces, newInterfaces, func(oldInterface adapter.NetworkInterface, newInterface adapter.NetworkInterface) bool {
return oldInterface.Interface.Index == newInterface.Interface.Index &&
oldInterface.Interface.Name == newInterface.Interface.Name &&
oldInterface.Interface.Flags == newInterface.Interface.Flags &&
oldInterface.Type == newInterface.Type &&
oldInterface.Expensive == newInterface.Expensive &&
oldInterface.Constrained == newInterface.Constrained
}) {
r.logger.Info("updated available networks: ", strings.Join(common.Map(newInterfaces, func(it adapter.NetworkInterface) string {
var options []string
options = append(options, F.ToString(it.Type))
if it.Expensive {
options = append(options, "expensive")
}
if it.Constrained {
options = append(options, "constrained")
}
return F.ToString(it.Name, " (", strings.Join(options, ", "), ")")
}), ", "))
}
return nil
}
}
func (r *NetworkManager) DefaultNetworkInterface() *adapter.NetworkInterface {
iif := r.interfaceMonitor.DefaultInterface()
if iif == nil {
return nil
}
for _, it := range r.networkInterfaces.Load() {
if it.Interface.Index == iif.Index {
return &it
}
}
return &adapter.NetworkInterface{Interface: *iif}
}
func (r *NetworkManager) NetworkInterfaces() []adapter.NetworkInterface {
return r.networkInterfaces.Load()
}
func (r *NetworkManager) DefaultInterface() string {
return r.defaultInterface
}
@ -217,18 +283,17 @@ func (r *NetworkManager) AutoDetectInterfaceFunc() control.Func {
}
return control.BindToInterfaceFunc(r.interfaceFinder, func(network string, address string) (interfaceName string, interfaceIndex int, err error) {
remoteAddr := M.ParseSocksaddr(address).Addr
if C.IsLinux {
interfaceName, interfaceIndex = r.interfaceMonitor.DefaultInterface(remoteAddr)
if interfaceIndex == -1 {
err = tun.ErrNoRoute
}
} else {
interfaceIndex = r.interfaceMonitor.DefaultInterfaceIndex(remoteAddr)
if interfaceIndex == -1 {
err = tun.ErrNoRoute
if remoteAddr.IsValid() {
iif, err := r.interfaceFinder.ByAddr(remoteAddr)
if err == nil {
return iif.Name, iif.Index, nil
}
}
return
defaultInterface := r.interfaceMonitor.DefaultInterface()
if defaultInterface == nil {
return "", -1, tun.ErrNoRoute
}
return defaultInterface.Name, defaultInterface.Index, nil
})
}
}
@ -282,6 +347,12 @@ func (r *NetworkManager) notifyNetworkUpdate(event int) {
r.logger.Error("missing default interface")
} else {
r.pauseManager.NetworkWake()
defaultInterface := r.DefaultNetworkInterface()
if defaultInterface == nil {
panic("invalid interface context")
}
var options []string
options = append(options, F.ToString("index ", defaultInterface.Index))
if C.IsAndroid && r.platformInterface == nil {
var vpnStatus string
if r.interfaceMonitor.AndroidVPNEnabled() {
@ -289,17 +360,24 @@ func (r *NetworkManager) notifyNetworkUpdate(event int) {
} else {
vpnStatus = "disabled"
}
r.logger.Info("updated default interface ", r.interfaceMonitor.DefaultInterfaceName(netip.IPv4Unspecified()), ", index ", r.interfaceMonitor.DefaultInterfaceIndex(netip.IPv4Unspecified()), ", vpn ", vpnStatus)
options = append(options, "vpn "+vpnStatus)
} else {
r.logger.Info("updated default interface ", r.interfaceMonitor.DefaultInterfaceName(netip.IPv4Unspecified()), ", index ", r.interfaceMonitor.DefaultInterfaceIndex(netip.IPv4Unspecified()))
if defaultInterface.Type != "" {
options = append(options, F.ToString("type ", defaultInterface.Type))
}
if defaultInterface.Expensive {
options = append(options, "expensive")
}
if defaultInterface.Constrained {
options = append(options, "constrained")
}
}
r.logger.Info("updated default interface ", defaultInterface.Name, ", ", strings.Join(options, ", "))
if r.platformInterface != nil {
state := r.platformInterface.ReadWIFIState()
if state != r.wifiState {
r.wifiState = state
if state.SSID == "" && state.BSSID == "" {
r.logger.Info("updated WIFI state: disconnected")
} else {
if state.SSID != "" {
r.logger.Info("updated WIFI state: SSID=", state.SSID, ", BSSID=", state.BSSID)
}
}
@ -309,7 +387,6 @@ func (r *NetworkManager) notifyNetworkUpdate(event int) {
if !r.started {
return
}
r.ResetNetwork()
}