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Crazy sekai overturns the small pond

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世界
2024-10-21 23:38:34 +08:00
parent ce5b4b06b5
commit bec88944e0
139 changed files with 2866 additions and 1555 deletions
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98
inbound/tun.go
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@@ -28,17 +28,18 @@ import (
"go4.org/netipx"
)
var _ adapter.Inbound = (*Tun)(nil)
var _ adapter.Inbound = (*TUN)(nil)
type Tun struct {
tag string
ctx context.Context
router adapter.Router
logger log.ContextLogger
type TUN struct {
tag string
ctx context.Context
router adapter.Router
logger log.ContextLogger
// Deprecated
inboundOptions option.InboundOptions
tunOptions tun.Options
endpointIndependentNat bool
udpTimeout int64
udpTimeout time.Duration
stack string
tunIf tun.Tun
tunStack tun.Stack
@@ -53,7 +54,7 @@ type Tun struct {
routeExcludeAddressSet []*netipx.IPSet
}
func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TunInboundOptions, platformInterface platform.Interface) (*Tun, error) {
func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TunInboundOptions, platformInterface platform.Interface) (*TUN, error) {
address := options.Address
var deprecatedAddressUsed bool
//nolint:staticcheck
@@ -162,7 +163,7 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
outputMark = tun.DefaultAutoRedirectOutputMark
}
inbound := &Tun{
inbound := &TUN{
tag: tag,
ctx: ctx,
router: router,
@@ -194,7 +195,7 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
InterfaceMonitor: router.InterfaceMonitor(),
},
endpointIndependentNat: options.EndpointIndependentNat,
udpTimeout: int64(udpTimeout.Seconds()),
udpTimeout: udpTimeout,
stack: options.Stack,
platformInterface: platformInterface,
platformOptions: common.PtrValueOrDefault(options.Platform),
@@ -207,7 +208,7 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
inbound.autoRedirect, err = tun.NewAutoRedirect(tun.AutoRedirectOptions{
TunOptions: &inbound.tunOptions,
Context: ctx,
Handler: inbound,
Handler: (*autoRedirectHandler)(inbound),
Logger: logger,
NetworkMonitor: router.NetworkMonitor(),
InterfaceFinder: router.InterfaceFinder(),
@@ -283,17 +284,17 @@ func parseRange(uidRanges []ranges.Range[uint32], rangeList []string) ([]ranges.
return uidRanges, nil
}
func (t *Tun) Type() string {
func (t *TUN) Type() string {
return C.TypeTun
}
func (t *Tun) Tag() string {
func (t *TUN) Tag() string {
return t.tag
}
func (t *Tun) Start() error {
func (t *TUN) Start() error {
if C.IsAndroid && t.platformInterface == nil {
t.tunOptions.BuildAndroidRules(t.router.PackageManager(), t)
t.tunOptions.BuildAndroidRules(t.router.PackageManager())
}
if t.tunOptions.Name == "" {
t.tunOptions.Name = tun.CalculateInterfaceName("")
@@ -327,7 +328,6 @@ func (t *Tun) Start() error {
Context: t.ctx,
Tun: tunInterface,
TunOptions: t.tunOptions,
EndpointIndependentNat: t.endpointIndependentNat,
UDPTimeout: t.udpTimeout,
Handler: t,
Logger: t.logger,
@@ -349,7 +349,7 @@ func (t *Tun) Start() error {
return nil
}
func (t *Tun) PostStart() error {
func (t *TUN) PostStart() error {
monitor := taskmonitor.New(t.logger, C.StartTimeout)
if t.autoRedirect != nil {
t.routeAddressSet = common.FlatMap(t.routeRuleSet, adapter.RuleSet.ExtractIPSet)
@@ -388,7 +388,7 @@ func (t *Tun) PostStart() error {
return nil
}
func (t *Tun) updateRouteAddressSet(it adapter.RuleSet) {
func (t *TUN) updateRouteAddressSet(it adapter.RuleSet) {
t.routeAddressSet = common.FlatMap(t.routeRuleSet, adapter.RuleSet.ExtractIPSet)
t.routeExcludeAddressSet = common.FlatMap(t.routeExcludeRuleSet, adapter.RuleSet.ExtractIPSet)
t.autoRedirect.UpdateRouteAddressSet()
@@ -396,7 +396,7 @@ func (t *Tun) updateRouteAddressSet(it adapter.RuleSet) {
t.routeExcludeAddressSet = nil
}
func (t *Tun) Close() error {
func (t *TUN) Close() error {
return common.Close(
t.tunStack,
t.tunIf,
@@ -404,44 +404,48 @@ func (t *Tun) Close() error {
)
}
func (t *Tun) NewConnection(ctx context.Context, conn net.Conn, upstreamMetadata M.Metadata) error {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = upstreamMetadata.Source
metadata.Destination = upstreamMetadata.Destination
metadata.InboundOptions = t.inboundOptions
if upstreamMetadata.Protocol != "" {
t.logger.InfoContext(ctx, "inbound ", upstreamMetadata.Protocol, " connection from ", metadata.Source)
} else {
t.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
}
t.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
err := t.router.RouteConnection(ctx, conn, metadata)
if err != nil {
t.NewError(ctx, err)
}
func (t *TUN) PrepareConnection(source M.Socksaddr, destination M.Socksaddr) error {
// TODO: implement rejects
return nil
}
func (t *Tun) NewPacketConnection(ctx context.Context, conn N.PacketConn, upstreamMetadata M.Metadata) error {
func (t *TUN) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = upstreamMetadata.Source
metadata.Destination = upstreamMetadata.Destination
metadata.Source = source
metadata.Destination = destination
metadata.InboundOptions = t.inboundOptions
t.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
t.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
t.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}
func (t *TUN) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = source
metadata.Destination = destination
metadata.InboundOptions = t.inboundOptions
t.logger.InfoContext(ctx, "inbound packet connection from ", metadata.Source)
t.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
err := t.router.RoutePacketConnection(ctx, conn, metadata)
if err != nil {
t.NewError(ctx, err)
}
return nil
t.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}
func (t *Tun) NewError(ctx context.Context, err error) {
NewError(t.logger, ctx, err)
type autoRedirectHandler TUN
func (t *autoRedirectHandler) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = source
metadata.Destination = destination
metadata.InboundOptions = t.inboundOptions
t.logger.InfoContext(ctx, "inbound redirect connection from ", metadata.Source)
t.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
t.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}