tun: Set address sets to routes

nekohasekai · nekohasekai · commit 41f4b71a11c5 · 2024-12-24T20:34:45.000+08:00
diff --git a/docs/configuration/inbound/tun.md b/docs/configuration/inbound/tun.md
@@ -4,7 +4,9 @@ icon: material/alert-decagram
 
 !!! quote "Changes in sing-box 1.11.0"
 
-    :material-delete-alert: [gso](#gso)
+    :material-delete-alert: [gso](#gso)  
+    :material-alert-decagram: [route_address_set](#stack)  
+    :material-alert-decagram: [route_exclude_address_set](#stack)
 
 !!! quote "Changes in sing-box 1.10.0"
 
@@ -248,15 +250,15 @@ use [VPNHotspot](https://github.com/Mygod/VPNHotspot).
 
 !!! question "Since sing-box 1.10.0"
 
-Connection input mark used by `route_address_set` and `route_exclude_address_set`.
+Connection input mark used by `route[_exclude]_address_set` with `auto_redirect`.
 
 `0x2023` is used by default.
 
 #### auto_redirect_output_mark
 
 !!! question "Since sing-box 1.10.0"
 
-Connection output mark used by `route_address_set` and `route_exclude_address_set`.
+Connection input mark used by `route[_exclude]_address_set` with `auto_redirect`.
 
 `0x2024` is used by default.
 
@@ -329,29 +331,55 @@ Exclude custom routes when `auto_route` is enabled.
 
 #### route_address_set
 
-!!! question "Since sing-box 1.10.0"
+=== "With `auto_redirect` enabled"
 
-!!! quote ""
+    !!! question "Since sing-box 1.10.0"
 
-    Only supported on Linux with nftables and requires `auto_route` and `auto_redirect` enabled.
+    !!! quote ""
+    
+        Only supported on Linux with nftables and requires `auto_route` and `auto_redirect` enabled.
+    
+    Add the destination IP CIDR rules in the specified rule-sets to the firewall.
+    Unmatched traffic will bypass the sing-box routes.
+    
+    Conflict with `route.default_mark` and `[dialOptions].routing_mark`.
 
-Add the destination IP CIDR rules in the specified rule-sets to the firewall.
-Unmatched traffic will bypass the sing-box routes.
+=== "Without `auto_redirect` enabled"
 
-Conflict with `route.default_mark` and `[dialOptions].routing_mark`.
+    !!! question "Since sing-box 1.11.0"
+    
+    Add the destination IP CIDR rules in the specified rule-sets to routes, equivalent to adding to `route_address`.
+    Unmatched traffic will bypass the sing-box routes.
+
+    Note that it **doesn't work on the Android graphical client** due to
+    the Android VpnService not being able to handle a large number of routes (DeadSystemException),
+    but otherwise it works fine on all command line clients and Apple platforms.
 
 #### route_exclude_address_set
 
-!!! question "Since sing-box 1.10.0"
+=== "With `auto_redirect` enabled"
 
-!!! quote ""
+    !!! question "Since sing-box 1.10.0"
+
+    !!! quote ""
 
     Only supported on Linux with nftables and requires `auto_route` and `auto_redirect` enabled.
 
-Add the destination IP CIDR rules in the specified rule-sets to the firewall.
-Matched traffic will bypass the sing-box routes.
+    Add the destination IP CIDR rules in the specified rule-sets to the firewall.
+    Matched traffic will bypass the sing-box routes.
+    
+    Conflict with `route.default_mark` and `[dialOptions].routing_mark`.
+
+=== "Without `auto_redirect` enabled"
+
+    !!! question "Since sing-box 1.11.0"
+    
+    Add the destination IP CIDR rules in the specified rule-sets to routes, equivalent to adding to `route_exclude_address`.
+    Matched traffic will bypass the sing-box routes.
 
-Conflict with `route.default_mark` and `[dialOptions].routing_mark`.
+    Note that it **doesn't work on the Android graphical client** due to
+    the Android VpnService not being able to handle a large number of routes (DeadSystemException),
+    but otherwise it works fine on all command line clients and Apple platforms.
 
 #### endpoint_independent_nat
 
diff --git a/docs/configuration/inbound/tun.zh.md b/docs/configuration/inbound/tun.zh.md
@@ -4,7 +4,9 @@ icon: material/alert-decagram
 
 !!! quote "sing-box 1.11.0 中的更改"
 
-    :material-delete-alert: [gso](#gso)
+    :material-delete-alert: [gso](#gso)  
+    :material-alert-decagram: [route_address_set](#stack)  
+    :material-alert-decagram: [route_exclude_address_set](#stack)
 
 !!! quote "sing-box 1.10.0 中的更改"
 
@@ -329,29 +331,53 @@ tun 接口的 IPv6 前缀。
 
 #### route_address_set
 
-!!! question "自 sing-box 1.10.0 起"
+=== "`auto_redirect` 已启用"
 
-!!! quote ""
+    !!! question "自 sing-box 1.10.0 起"
+    
+    !!! quote ""
+    
+        仅支持 Linux，且需要 nftables，`auto_route` 和 `auto_redirect` 已启用。 
+    
+    将指定规则集中的目标 IP CIDR 规则添加到防火墙。
+    不匹配的流量将绕过 sing-box 路由。
+    
+    与 `route.default_mark` 和 `[dialOptions].routing_mark` 冲突。
 
-    仅支持 Linux，且需要 nftables，`auto_route` 和 `auto_redirect` 已启用。 
+=== "`auto_redirect` 未启用"
 
-将指定规则集中的目标 IP CIDR 规则添加到防火墙。
-不匹配的流量将绕过 sing-box 路由。
+    !!! question "自 sing-box 1.11.0 起"
 
-与 `route.default_mark` 和 `[dialOptions].routing_mark` 冲突。
+    将指定规则集中的目标 IP CIDR 规则添加到路由，相当于添加到 `route_address`。
+    不匹配的流量将绕过 sing-box 路由。
+
+    请注意，由于 Android VpnService 无法处理大量路由（DeadSystemException），
+    因此它**在 Android 图形客户端上不起作用**，但除此之外，它在所有命令行客户端和 Apple 平台上都可以正常工作。
 
 #### route_exclude_address_set
 
-!!! question "自 sing-box 1.10.0 起"
+=== "`auto_redirect` 已启用"
 
-!!! quote ""
+    !!! question "自 sing-box 1.10.0 起"
+    
+    !!! quote ""
+    
+        仅支持 Linux，且需要 nftables，`auto_route` 和 `auto_redirect` 已启用。 
+
+    将指定规则集中的目标 IP CIDR 规则添加到防火墙。
+    匹配的流量将绕过 sing-box 路由。
+
+    与 `route.default_mark` 和 `[dialOptions].routing_mark` 冲突。
+
+=== "`auto_redirect` 未启用"
 
-    仅支持 Linux，且需要 nftables，`auto_route` 和 `auto_redirect` 已启用。
+    !!! question "自 sing-box 1.11.0 起"
 
-将指定规则集中的目标 IP CIDR 规则添加到防火墙。
-匹配的流量将绕过 sing-box 路由。
+    将指定规则集中的目标 IP CIDR 规则添加到路由，相当于添加到 `route_exclude_address`。
+    匹配的流量将绕过 sing-box 路由。
 
-与 `route.default_mark` 和 `[dialOptions].routing_mark` 冲突。
+    请注意，由于 Android VpnService 无法处理大量路由（DeadSystemException），
+    因此它**在 Android 图形客户端上不起作用**，但除此之外，它在所有命令行客户端和 Apple 平台上都可以正常工作。
 
 #### endpoint_independent_nat
 
diff --git a/experimental/libbox/config.go b/experimental/libbox/config.go
@@ -66,6 +66,10 @@ func (s *platformInterfaceStub) OpenTun(options *tun.Options, platformOptions op
 	return nil, os.ErrInvalid
 }
 
+func (s *platformInterfaceStub) UpdateRouteOptions(options *tun.Options, platformInterface option.TunPlatformOptions) error {
+	return os.ErrInvalid
+}
+
 func (s *platformInterfaceStub) UsePlatformDefaultInterfaceMonitor() bool {
 	return true
 }
diff --git a/experimental/libbox/platform.go b/experimental/libbox/platform.go
@@ -9,6 +9,7 @@ type PlatformInterface interface {
 	UsePlatformAutoDetectInterfaceControl() bool
 	AutoDetectInterfaceControl(fd int32) error
 	OpenTun(options TunOptions) (int32, error)
+	UpdateRouteOptions(options TunOptions) error
 	WriteLog(message string)
 	UseProcFS() bool
 	FindConnectionOwner(ipProtocol int32, sourceAddress string, sourcePort int32, destinationAddress string, destinationPort int32) (int32, error)
diff --git a/experimental/libbox/platform/interface.go b/experimental/libbox/platform/interface.go
@@ -13,6 +13,7 @@ type Interface interface {
 	UsePlatformAutoDetectInterfaceControl() bool
 	AutoDetectInterfaceControl(fd int) error
 	OpenTun(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error)
+	UpdateRouteOptions(options *tun.Options, platformOptions option.TunPlatformOptions) error
 	CreateDefaultInterfaceMonitor(logger logger.Logger) tun.DefaultInterfaceMonitor
 	Interfaces() ([]adapter.NetworkInterface, error)
 	SetUnderlyingNetworks(networks []adapter.NetworkInterface) error
diff --git a/experimental/libbox/service.go b/experimental/libbox/service.go
@@ -148,10 +148,10 @@ func (w *platformInterfaceWrapper) AutoDetectInterfaceControl(fd int) error {
 
 func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error) {
 	if len(options.IncludeUID) > 0 || len(options.ExcludeUID) > 0 {
-		return nil, E.New("android: unsupported uid options")
+		return nil, E.New("platform: unsupported uid options")
 	}
 	if len(options.IncludeAndroidUser) > 0 {
-		return nil, E.New("android: unsupported android_user option")
+		return nil, E.New("platform: unsupported android_user option")
 	}
 	routeRanges, err := options.BuildAutoRouteRanges(true)
 	if err != nil {
@@ -174,6 +174,20 @@ func (w *platformInterfaceWrapper) OpenTun(options *tun.Options, platformOptions
 	return tun.New(*options)
 }
 
+func (w *platformInterfaceWrapper) UpdateRouteOptions(options *tun.Options, platformOptions option.TunPlatformOptions) error {
+	if len(options.IncludeUID) > 0 || len(options.ExcludeUID) > 0 {
+		return E.New("android: unsupported uid options")
+	}
+	if len(options.IncludeAndroidUser) > 0 {
+		return E.New("android: unsupported android_user option")
+	}
+	routeRanges, err := options.BuildAutoRouteRanges(true)
+	if err != nil {
+		return err
+	}
+	return w.iif.UpdateRouteOptions(&tunOptions{options, routeRanges, platformOptions})
+}
+
 func (w *platformInterfaceWrapper) CreateDefaultInterfaceMonitor(logger logger.Logger) tun.DefaultInterfaceMonitor {
 	return &platformDefaultInterfaceMonitor{
 		platformInterfaceWrapper: w,
diff --git a/go.mod b/go.mod
@@ -33,7 +33,7 @@ require (
 	github.com/sagernet/sing-shadowsocks v0.2.7
 	github.com/sagernet/sing-shadowsocks2 v0.2.0
 	github.com/sagernet/sing-shadowtls v0.2.0-alpha.2
-	github.com/sagernet/sing-tun v0.6.0-beta.6
+	github.com/sagernet/sing-tun v0.6.0-beta.7
 	github.com/sagernet/sing-vmess v0.2.0-beta.1
 	github.com/sagernet/smux v0.0.0-20231208180855-7041f6ea79e7
 	github.com/sagernet/utls v1.6.7
diff --git a/go.sum b/go.sum
@@ -133,8 +133,8 @@ github.com/sagernet/sing-shadowsocks2 v0.2.0 h1:wpZNs6wKnR7mh1wV9OHwOyUr21VkS3wK
 github.com/sagernet/sing-shadowsocks2 v0.2.0/go.mod h1:RnXS0lExcDAovvDeniJ4IKa2IuChrdipolPYWBv9hWQ=
 github.com/sagernet/sing-shadowtls v0.2.0-alpha.2 h1:RPrpgAdkP5td0vLfS5ldvYosFjSsZtRPxiyLV6jyKg0=
 github.com/sagernet/sing-shadowtls v0.2.0-alpha.2/go.mod h1:0j5XlzKxaWRIEjc1uiSKmVoWb0k+L9QgZVb876+thZA=
-github.com/sagernet/sing-tun v0.6.0-beta.6 h1:xaIHoH78MqTSvZqQ4SQto8pC1A+X4qXReDRNaC8DQeI=
-github.com/sagernet/sing-tun v0.6.0-beta.6/go.mod h1:fisFCbC4Vfb6HqQNcwPJi2CDK2bf0Xapyz3j3t4cnHE=
+github.com/sagernet/sing-tun v0.6.0-beta.7 h1:FCSX8oGBqb0H57AAvfGeeH/jMGYWCOg6XWkN/oeES+0=
+github.com/sagernet/sing-tun v0.6.0-beta.7/go.mod h1:fisFCbC4Vfb6HqQNcwPJi2CDK2bf0Xapyz3j3t4cnHE=
 github.com/sagernet/sing-vmess v0.2.0-beta.1 h1:5sXQ23uwNlZuDvygzi0dFtnG0Csm/SNqTjAHXJkpuj4=
 github.com/sagernet/sing-vmess v0.2.0-beta.1/go.mod h1:fLyE1emIcvQ5DV8reFWnufquZ7MkCSYM5ThodsR9NrQ=
 github.com/sagernet/smux v0.0.0-20231208180855-7041f6ea79e7 h1:DImB4lELfQhplLTxeq2z31Fpv8CQqqrUwTbrIRumZqQ=
diff --git a/protocol/tun/inbound.go b/protocol/tun/inbound.go
diff --git a/route/router.go b/route/router.go

Original file line number	Diff line number	Diff line change
`@@ -66,6 +66,10 @@ func (s platformInterfaceStub) OpenTun(options tun.Options, platformOptions op`
`66`	`66`	`return nil, os.ErrInvalid`
`67`	`67`	`}`
`68`	`68`
	`69`	`+func (s platformInterfaceStub) UpdateRouteOptions(options tun.Options, platformInterface option.TunPlatformOptions) error {`
	`70`	`+ return os.ErrInvalid`
	`71`	`+}`
	`72`	`+`
`69`	`73`	`func (s *platformInterfaceStub) UsePlatformDefaultInterfaceMonitor() bool {`
`70`	`74`	`return true`
`71`	`75`	`}`