Add address filter support for DNS rules

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世界 2024-02-03 17:45:27 +08:00
parent 830ea46932
commit 0517ceef76
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GPG key ID: CD109927C34A63C4
37 changed files with 436 additions and 248 deletions

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@ -51,11 +51,13 @@ type InboundContext struct {
// rule cache
IPCIDRMatchSource bool
SourceAddressMatch bool
SourcePortMatch bool
DestinationAddressMatch bool
DestinationPortMatch bool
IPCIDRMatchSource bool
SourceAddressMatch bool
SourcePortMatch bool
DestinationAddressMatch bool
DestinationPortMatch bool
DidMatch bool
IgnoreDestinationIPCIDRMatch bool
}
func (c *InboundContext) ResetRuleCache() {
@ -64,6 +66,7 @@ func (c *InboundContext) ResetRuleCache() {
c.SourcePortMatch = false
c.DestinationAddressMatch = false
c.DestinationPortMatch = false
c.DidMatch = false
}
type inboundContextKey struct{}

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@ -86,6 +86,8 @@ type DNSRule interface {
Rule
DisableCache() bool
RewriteTTL() *uint32
WithAddressLimit() bool
MatchAddressLimit(metadata *InboundContext) bool
}
type RuleSet interface {
@ -99,6 +101,7 @@ type RuleSet interface {
type RuleSetMetadata struct {
ContainsProcessRule bool
ContainsWIFIRule bool
ContainsIPCIDRRule bool
}
type RuleSetStartContext interface {

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@ -21,8 +21,8 @@
### Fields
| Key | Format |
|----------|--------------------------------|
| Key | Format |
|----------|---------------------------------|
| `server` | List of [DNS Server](./server/) |
| `rules` | List of [DNS Rule](./rule/) |
| `fakeip` | [FakeIP](./fakeip/) |

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@ -1,7 +1,13 @@
---
icon: material/alert-decagram
icon: material/new-box
---
!!! quote "Changes in sing-box 1.9.0"
:material-plus: [geoip](#geoip)
:material-plus: [ip_cidr](#ip_cidr)
:material-plus: [ip_is_private](#ip_is_private)
!!! quote "Changes in sing-box 1.8.0"
:material-plus: [rule_set](#rule_set)
@ -53,11 +59,19 @@ icon: material/alert-decagram
"source_geoip": [
"private"
],
"geoip": [
"cn"
],
"source_ip_cidr": [
"10.0.0.0/24",
"192.168.0.1"
],
"source_ip_is_private": false,
"ip_cidr": [
"10.0.0.0/24",
"192.168.0.1"
],
"ip_is_private": false,
"source_port": [
12345
],
@ -312,6 +326,32 @@ Disable cache and save cache in this query.
Rewrite TTL in DNS responses.
### Address Filter Fields
Only takes effect for IP address requests. When the query results do not match the address filtering rule items, the current rule will be skipped.
!!! note ""
`ip_cidr` items in included rule sets also takes effect as an address filtering field.
#### geoip
!!! question "Since sing-box 1.9.0"
Match GeoIP with query response.
#### ip_cidr
!!! question "Since sing-box 1.9.0"
Match IP CIDR with query response.
#### ip_is_private
!!! question "Since sing-box 1.9.0"
Match private IP with query response.
### Logical Fields
#### type

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@ -1,7 +1,13 @@
---
icon: material/alert-decagram
icon: material/new-box
---
!!! quote "sing-box 1.9.0 中的更改"
:material-plus: [geoip](#geoip)
:material-plus: [ip_cidr](#ip_cidr)
:material-plus: [ip_is_private](#ip_is_private)
!!! quote "sing-box 1.8.0 中的更改"
:material-plus: [rule_set](#rule_set)
@ -53,10 +59,19 @@ icon: material/alert-decagram
"source_geoip": [
"private"
],
"geoip": [
"cn"
],
"source_ip_cidr": [
"10.0.0.0/24"
"10.0.0.0/24",
"192.168.0.1"
],
"source_ip_is_private": false,
"ip_cidr": [
"10.0.0.0/24",
"192.168.0.1"
],
"ip_is_private": false,
"source_port": [
12345
],
@ -307,6 +322,32 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
重写 DNS 回应中的 TTL。
### 地址筛选字段
仅对IP地址请求生效。 当查询结果与地址筛选规则项不匹配时,将跳过当前规则。
!!! note ""
引用的规则集中的 `ip_cidr` 项也作为地址筛选字段生效。
#### geoip
!!! question "自 sing-box 1.9.0 起"
与查询响应匹配 GeoIP。
#### ip_cidr
!!! question "自 sing-box 1.9.0 起"
与查询相应匹配 IP CIDR。
#### ip_is_private
!!! question "自 sing-box 1.9.0 起"
与查询响应匹配非公开 IP。
### 逻辑字段
#### type
@ -319,4 +360,4 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
#### rules
包括的规则。
包括的规则。

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
!!! question "Since sing-box 1.8.0"
### Structure

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
!!! question "自 sing-box 1.8.0 起"
### 结构

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "Changes in sing-box 1.8.0"
:material-delete-alert: [store_mode](#store_mode)

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "sing-box 1.8.0 中的更改"
:material-delete-alert: [store_mode](#store_mode)

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
# Experimental
!!! quote "Changes in sing-box 1.8.0"

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
# 实验性
!!! quote "sing-box 1.8.0 中的更改"

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "Changes in sing-box 1.8.0"
:material-plus: [gso](#gso)

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "sing-box 1.8.0 中的更改"
:material-plus: [gso](#gso)

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
!!! quote "Changes in sing-box 1.8.0"
:material-plus: [gso](#gso)

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
!!! quote "sing-box 1.8.0 中的更改"
:material-plus: [gso](#gso)

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
# Route
!!! quote "Changes in sing-box 1.8.0"

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
# 路由
!!! quote "sing-box 1.8.0 中的更改"

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "Changes in sing-box 1.8.0"
:material-plus: [rule_set](#rule_set)

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "sing-box 1.8.0 中的更改"
:material-plus: [rule_set](#rule_set)

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
### Structure
!!! question "Since sing-box 1.8.0"

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
# Rule Set
!!! question "Since sing-box 1.8.0"

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@ -1,7 +1,3 @@
---
icon: material/new-box
---
# Source Format
!!! question "Since sing-box 1.8.0"

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@ -1,8 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "Changes in sing-box 1.8.0"
:material-alert-decagram: [utls](#utls)

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@ -1,7 +1,3 @@
---
icon: material/alert-decagram
---
!!! quote "sing-box 1.8.0 中的更改"
:material-alert-decagram: [utls](#utls)

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@ -290,52 +290,6 @@ flowchart TB
=== ":material-dns: DNS rules"
!!! info
DNS rules are optional if FakeIP is used.
```json
{
"dns": {
"servers": [
{
"tag": "google",
"address": "tls://8.8.8.8"
},
{
"tag": "local",
"address": "223.5.5.5",
"detour": "direct"
}
],
"rules": [
{
"outbound": "any",
"server": "local"
},
{
"clash_mode": "Direct",
"server": "local"
},
{
"clash_mode": "Global",
"server": "google"
},
{
"geosite": "geolocation-cn",
"server": "local"
}
]
}
}
```
=== ":material-dns: DNS rules (1.8.0+)"
!!! info
DNS rules are optional if FakeIP is used.
```json
{
"dns": {
@ -382,74 +336,78 @@ flowchart TB
}
```
=== ":material-router-network: Route rules"
=== ":material-dns: DNS rules (1.9.0+)"
!!! warning "DNS leaks"
The new DNS feature allows you to more precisely bypass Chinese websites via **DNS leaks**. Do not use plain local DNS if using this method.
```json
{
"outbounds": [
{
"type": "direct",
"tag": "direct"
},
{
"type": "block",
"tag": "block"
}
],
"route": {
"rules": [
"dns": {
"servers": [
{
"type": "logical",
"mode": "or",
"rules": [
{
"protocol": "dns"
},
{
"port": 53
}
],
"outbound": "dns"
"tag": "google",
"address": "tls://8.8.8.8"
},
{
"geoip": "private",
"outbound": "direct"
"tag": "local",
"address": "https://223.5.5.5/dns-query",
"detour": "direct"
}
],
"rules": [
{
"outbound": "any",
"server": "local"
},
{
"clash_mode": "Direct",
"outbound": "direct"
"server": "local"
},
{
"clash_mode": "Global",
"outbound": "default"
"server": "google"
},
{
"type": "logical",
"mode": "or",
"rules": [
{
"port": 853
},
{
"network": "udp",
"port": 443
},
{
"protocol": "stun"
}
],
"outbound": "block"
"rule_set": "geosite-geolocation-cn",
"server": "local"
},
{
"geosite": "geolocation-cn",
"outbound": "direct"
"clash_mode": "Default",
"server": "google"
},
{
"rule_set": "geoip-cn",
"server": "local"
}
]
},
"route": {
"rule_set": [
{
"type": "remote",
"tag": "geosite-geolocation-cn",
"format": "binary",
"url": "https://raw.githubusercontent.com/SagerNet/sing-geosite/rule-set/geosite-geolocation-cn.srs"
},
{
"type": "remote",
"tag": "geoip-cn",
"format": "binary",
"url": "https://raw.githubusercontent.com/SagerNet/sing-geoip/rule-set/geoip-cn.srs"
}
]
},
"experimental": {
"clash_api": {
"default_mode": "Leak"
}
}
}
```
=== ":material-router-network: Route rules (1.8.0+)"
=== ":material-router-network: Route rules"
```json
{

4
go.mod
View file

@ -24,10 +24,10 @@ require (
github.com/sagernet/cloudflare-tls v0.0.0-20231208171750-a4483c1b7cd1
github.com/sagernet/gomobile v0.1.3
github.com/sagernet/gvisor v0.0.0-20231209105102-8d27a30e436e
github.com/sagernet/quic-go v0.40.1
github.com/sagernet/quic-go v0.43.0-beta.3
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
github.com/sagernet/sing v0.4.0-beta.20
github.com/sagernet/sing-dns v0.1.14
github.com/sagernet/sing-dns v0.2.0-beta.18
github.com/sagernet/sing-mux v0.2.0
github.com/sagernet/sing-quic v0.1.15
github.com/sagernet/sing-shadowsocks v0.2.6

8
go.sum
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@ -101,15 +101,15 @@ github.com/sagernet/gvisor v0.0.0-20231209105102-8d27a30e436e h1:DOkjByVeAR56dks
github.com/sagernet/gvisor v0.0.0-20231209105102-8d27a30e436e/go.mod h1:fLxq/gtp0qzkaEwywlRRiGmjOK5ES/xUzyIKIFP2Asw=
github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97 h1:iL5gZI3uFp0X6EslacyapiRz7LLSJyr4RajF/BhMVyE=
github.com/sagernet/netlink v0.0.0-20220905062125-8043b4a9aa97/go.mod h1:xLnfdiJbSp8rNqYEdIW/6eDO4mVoogml14Bh2hSiFpM=
github.com/sagernet/quic-go v0.40.1 h1:qLeTIJR0d0JWRmDWo346nLsVN6EWihd1kalJYPEd0TM=
github.com/sagernet/quic-go v0.40.1/go.mod h1:CcKTpzTAISxrM4PA5M20/wYuz9Tj6Tx4DwGbNl9UQrU=
github.com/sagernet/quic-go v0.43.0-beta.3 h1:qclJbbpgZe76EH62Bdu3LfDSC2zmuxj7zXCpdQBbe7c=
github.com/sagernet/quic-go v0.43.0-beta.3/go.mod h1:3EtxR1Yaa1FZu6jFPiBHpOAdhOxL4A3EPxmiVgjJvVM=
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byLGkEnIYp6grlXfo1QYUfiYFGjewIdc=
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
github.com/sagernet/sing v0.2.18/go.mod h1:OL6k2F0vHmEzXz2KW19qQzu172FDgSbUSODylighuVo=
github.com/sagernet/sing v0.4.0-beta.20 h1:8rEepj4LMcR0Wd389fJIziv/jr3MBtX5qXBHsfxJ+dY=
github.com/sagernet/sing v0.4.0-beta.20/go.mod h1:PFQKbElc2Pke7faBLv8oEba5ehtKO21Ho+TkYemTI3Y=
github.com/sagernet/sing-dns v0.1.14 h1:kxE/Ik3jMXmD3sXsdt9MgrNzLFWt64mghV+MQqzyf40=
github.com/sagernet/sing-dns v0.1.14/go.mod h1:AA+vZMNovuPN5i/sPnfF6756Nq94nzb5nXodMWbta5w=
github.com/sagernet/sing-dns v0.2.0-beta.18 h1:6vzXZThRdA7YUzBOpSbUT48XRumtl/KIpIHFSOP0za8=
github.com/sagernet/sing-dns v0.2.0-beta.18/go.mod h1:k/dmFcQpg6+m08gC1yQBy+13+QkuLqpKr4bIreq4U24=
github.com/sagernet/sing-mux v0.2.0 h1:4C+vd8HztJCWNYfufvgL49xaOoOHXty2+EAjnzN3IYo=
github.com/sagernet/sing-mux v0.2.0/go.mod h1:khzr9AOPocLa+g53dBplwNDz4gdsyx/YM3swtAhlkHQ=
github.com/sagernet/sing-quic v0.1.15 h1:LGWPxQEeg89+68RHP7HtAV0RZeEWQikUqOfE9nYmr2A=

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@ -77,6 +77,9 @@ type DefaultDNSRule struct {
DomainRegex Listable[string] `json:"domain_regex,omitempty"`
Geosite Listable[string] `json:"geosite,omitempty"`
SourceGeoIP Listable[string] `json:"source_geoip,omitempty"`
GeoIP Listable[string] `json:"geoip,omitempty"`
IPCIDR Listable[string] `json:"ip_cidr,omitempty"`
IPIsPrivate bool `json:"ip_is_private,omitempty"`
SourceIPCIDR Listable[string] `json:"source_ip_cidr,omitempty"`
SourceIPIsPrivate bool `json:"source_ip_is_private,omitempty"`
SourcePort Listable[uint16] `json:"source_port,omitempty"`

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@ -2,13 +2,13 @@ package route
import (
"context"
"errors"
"net/netip"
"strings"
"time"
"github.com/sagernet/sing-box/adapter"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-dns"
"github.com/sagernet/sing/common/cache"
E "github.com/sagernet/sing/common/exceptions"
@ -37,41 +37,51 @@ func (m *DNSReverseMapping) Query(address netip.Addr) (string, bool) {
return domain, loaded
}
func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool) (context.Context, dns.Transport, dns.DomainStrategy) {
func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool, index int) (context.Context, dns.Transport, dns.DomainStrategy, adapter.DNSRule, int) {
metadata := adapter.ContextFrom(ctx)
if metadata == nil {
panic("no context")
}
for i, rule := range r.dnsRules {
metadata.ResetRuleCache()
if rule.Match(metadata) {
detour := rule.Outbound()
transport, loaded := r.transportMap[detour]
if !loaded {
r.dnsLogger.ErrorContext(ctx, "transport not found: ", detour)
continue
}
if _, isFakeIP := transport.(adapter.FakeIPTransport); isFakeIP && !allowFakeIP {
continue
}
r.dnsLogger.DebugContext(ctx, "match[", i, "] ", rule.String(), " => ", detour)
if rule.DisableCache() {
ctx = dns.ContextWithDisableCache(ctx, true)
}
if rewriteTTL := rule.RewriteTTL(); rewriteTTL != nil {
ctx = dns.ContextWithRewriteTTL(ctx, *rewriteTTL)
}
if domainStrategy, dsLoaded := r.transportDomainStrategy[transport]; dsLoaded {
return ctx, transport, domainStrategy
} else {
return ctx, transport, r.defaultDomainStrategy
if index < len(r.dnsRules) {
dnsRules := r.dnsRules
if index != -1 {
dnsRules = dnsRules[index+1:]
}
for ruleIndex, rule := range dnsRules {
metadata.ResetRuleCache()
if rule.Match(metadata) {
detour := rule.Outbound()
transport, loaded := r.transportMap[detour]
if !loaded {
r.dnsLogger.ErrorContext(ctx, "transport not found: ", detour)
continue
}
if _, isFakeIP := transport.(adapter.FakeIPTransport); isFakeIP && !allowFakeIP {
continue
}
displayRuleIndex := ruleIndex
if index != -1 {
displayRuleIndex += index + 1
}
r.dnsLogger.DebugContext(ctx, "match[", displayRuleIndex, "] ", rule.String(), " => ", detour)
if rule.DisableCache() {
ctx = dns.ContextWithDisableCache(ctx, true)
}
if rewriteTTL := rule.RewriteTTL(); rewriteTTL != nil {
ctx = dns.ContextWithRewriteTTL(ctx, *rewriteTTL)
}
if domainStrategy, dsLoaded := r.transportDomainStrategy[transport]; dsLoaded {
return ctx, transport, domainStrategy, rule, ruleIndex
} else {
return ctx, transport, r.defaultDomainStrategy, rule, ruleIndex
}
}
}
}
if domainStrategy, dsLoaded := r.transportDomainStrategy[r.defaultTransport]; dsLoaded {
return ctx, r.defaultTransport, domainStrategy
return ctx, r.defaultTransport, domainStrategy, nil, -1
} else {
return ctx, r.defaultTransport, r.defaultDomainStrategy
return ctx, r.defaultTransport, r.defaultDomainStrategy, nil, -1
}
}
@ -86,7 +96,8 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
)
response, cached = r.dnsClient.ExchangeCache(ctx, message)
if !cached {
ctx, metadata := adapter.AppendContext(ctx)
var metadata *adapter.InboundContext
ctx, metadata = adapter.AppendContext(ctx)
if len(message.Question) > 0 {
metadata.QueryType = message.Question[0].Qtype
switch metadata.QueryType {
@ -97,17 +108,47 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
}
metadata.Domain = fqdnToDomain(message.Question[0].Name)
}
ctx, transport, strategy := r.matchDNS(ctx, true)
ctx, cancel := context.WithTimeout(ctx, C.DNSTimeout)
defer cancel()
response, err = r.dnsClient.Exchange(ctx, transport, message, strategy)
if err != nil && len(message.Question) > 0 {
r.dnsLogger.ErrorContext(ctx, E.Cause(err, "exchange failed for ", formatQuestion(message.Question[0].String())))
var (
transport dns.Transport
strategy dns.DomainStrategy
rule adapter.DNSRule
ruleIndex int
)
ruleIndex = -1
for {
var (
dnsCtx context.Context
cancel context.CancelFunc
addressLimit bool
)
dnsCtx, transport, strategy, rule, ruleIndex = r.matchDNS(ctx, true, ruleIndex)
dnsCtx, cancel = context.WithTimeout(dnsCtx, C.DNSTimeout)
if rule != nil && rule.WithAddressLimit() && isAddressQuery(message) {
addressLimit = true
response, err = r.dnsClient.ExchangeWithResponseCheck(dnsCtx, transport, message, strategy, func(response *mDNS.Msg) bool {
metadata.DestinationAddresses, _ = dns.MessageToAddresses(response)
return rule.MatchAddressLimit(metadata)
})
} else {
addressLimit = false
response, err = r.dnsClient.Exchange(dnsCtx, transport, message, strategy)
}
cancel()
if err != nil {
if errors.Is(err, dns.ErrResponseRejected) {
r.dnsLogger.DebugContext(ctx, E.Cause(err, "response rejected for ", formatQuestion(message.Question[0].String())))
} else if len(message.Question) > 0 {
r.dnsLogger.ErrorContext(ctx, E.Cause(err, "exchange failed for ", formatQuestion(message.Question[0].String())))
} else {
r.dnsLogger.ErrorContext(ctx, E.Cause(err, "exchange failed for <empty query>"))
}
}
if !addressLimit || err == nil {
break
}
}
}
if len(message.Question) > 0 && response != nil {
LogDNSAnswers(r.dnsLogger, ctx, message.Question[0].Name, response.Answer)
}
if r.dnsReverseMapping != nil && len(message.Question) > 0 && response != nil && len(response.Answer) > 0 {
for _, answer := range response.Answer {
switch record := answer.(type) {
@ -125,22 +166,57 @@ func (r *Router) Lookup(ctx context.Context, domain string, strategy dns.DomainS
r.dnsLogger.DebugContext(ctx, "lookup domain ", domain)
ctx, metadata := adapter.AppendContext(ctx)
metadata.Domain = domain
ctx, transport, transportStrategy := r.matchDNS(ctx, false)
if strategy == dns.DomainStrategyAsIS {
strategy = transportStrategy
var (
transport dns.Transport
transportStrategy dns.DomainStrategy
rule adapter.DNSRule
ruleIndex int
resultAddrs []netip.Addr
err error
)
ruleIndex = -1
for {
var (
dnsCtx context.Context
cancel context.CancelFunc
addressLimit bool
)
metadata.ResetRuleCache()
metadata.DestinationAddresses = nil
dnsCtx, transport, transportStrategy, rule, ruleIndex = r.matchDNS(ctx, false, ruleIndex)
if strategy == dns.DomainStrategyAsIS {
strategy = transportStrategy
}
dnsCtx, cancel = context.WithTimeout(dnsCtx, C.DNSTimeout)
if rule != nil && rule.WithAddressLimit() {
addressLimit = true
resultAddrs, err = r.dnsClient.LookupWithResponseCheck(dnsCtx, transport, domain, strategy, func(responseAddrs []netip.Addr) bool {
metadata.DestinationAddresses = responseAddrs
return rule.MatchAddressLimit(metadata)
})
} else {
addressLimit = false
resultAddrs, err = r.dnsClient.Lookup(dnsCtx, transport, domain, strategy)
}
cancel()
if err != nil {
if errors.Is(err, dns.ErrResponseRejected) {
r.dnsLogger.DebugContext(ctx, "response rejected for ", domain)
} else {
r.dnsLogger.ErrorContext(ctx, E.Cause(err, "lookup failed for ", domain))
}
} else if len(resultAddrs) == 0 {
r.dnsLogger.ErrorContext(ctx, "lookup failed for ", domain, ": empty result")
err = dns.RCodeNameError
}
if !addressLimit || err == nil {
break
}
}
ctx, cancel := context.WithTimeout(ctx, C.DNSTimeout)
defer cancel()
addrs, err := r.dnsClient.Lookup(ctx, transport, domain, strategy)
if len(addrs) > 0 {
r.dnsLogger.InfoContext(ctx, "lookup succeed for ", domain, ": ", strings.Join(F.MapToString(addrs), " "))
} else if err != nil {
r.dnsLogger.ErrorContext(ctx, E.Cause(err, "lookup failed for ", domain))
} else {
r.dnsLogger.ErrorContext(ctx, "lookup failed for ", domain, ": empty result")
err = dns.RCodeNameError
if len(resultAddrs) > 0 {
r.dnsLogger.InfoContext(ctx, "lookup succeed for ", domain, ": ", strings.Join(F.MapToString(resultAddrs), " "))
}
return addrs, err
return resultAddrs, err
}
func (r *Router) LookupDefault(ctx context.Context, domain string) ([]netip.Addr, error) {
@ -154,10 +230,13 @@ func (r *Router) ClearDNSCache() {
}
}
func LogDNSAnswers(logger log.ContextLogger, ctx context.Context, domain string, answers []mDNS.RR) {
for _, answer := range answers {
logger.InfoContext(ctx, "exchanged ", domain, " ", mDNS.Type(answer.Header().Rrtype).String(), " ", formatQuestion(answer.String()))
func isAddressQuery(message *mDNS.Msg) bool {
for _, question := range message.Question {
if question.Qtype == mDNS.TypeA || question.Qtype == mDNS.TypeAAAA {
return true
}
}
return false
}
func fqdnToDomain(fqdn string) string {

View file

@ -59,7 +59,7 @@ func isGeoIPRule(rule option.DefaultRule) bool {
}
func isGeoIPDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.SourceGeoIP) > 0 && common.Any(rule.SourceGeoIP, notPrivateNode)
return len(rule.SourceGeoIP) > 0 && common.Any(rule.SourceGeoIP, notPrivateNode) || len(rule.GeoIP) > 0 && common.Any(rule.GeoIP, notPrivateNode)
}
func isGeositeRule(rule option.DefaultRule) bool {
@ -97,3 +97,7 @@ func isWIFIDNSRule(rule option.DefaultDNSRule) bool {
func isWIFIHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}
func isIPCIDRHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.IPCIDR) > 0 || rule.IPSet != nil
}

View file

@ -15,6 +15,7 @@ type abstractDefaultRule struct {
sourceAddressItems []RuleItem
sourcePortItems []RuleItem
destinationAddressItems []RuleItem
destinationIPCIDRItems []RuleItem
destinationPortItems []RuleItem
allItems []RuleItem
ruleSetItem RuleItem
@ -64,6 +65,7 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
}
if len(r.sourceAddressItems) > 0 && !metadata.SourceAddressMatch {
metadata.DidMatch = true
for _, item := range r.sourceAddressItems {
if item.Match(metadata) {
metadata.SourceAddressMatch = true
@ -73,6 +75,7 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
}
if len(r.sourcePortItems) > 0 && !metadata.SourcePortMatch {
metadata.DidMatch = true
for _, item := range r.sourcePortItems {
if item.Match(metadata) {
metadata.SourcePortMatch = true
@ -82,6 +85,7 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
}
if len(r.destinationAddressItems) > 0 && !metadata.DestinationAddressMatch {
metadata.DidMatch = true
for _, item := range r.destinationAddressItems {
if item.Match(metadata) {
metadata.DestinationAddressMatch = true
@ -90,7 +94,18 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
}
}
if !metadata.IgnoreDestinationIPCIDRMatch && len(r.destinationIPCIDRItems) > 0 && !metadata.DestinationAddressMatch {
metadata.DidMatch = true
for _, item := range r.destinationIPCIDRItems {
if item.Match(metadata) {
metadata.DestinationAddressMatch = true
break
}
}
}
if len(r.destinationPortItems) > 0 && !metadata.DestinationPortMatch {
metadata.DidMatch = true
for _, item := range r.destinationPortItems {
if item.Match(metadata) {
metadata.DestinationPortMatch = true
@ -100,6 +115,9 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
}
for _, item := range r.items {
if _, isRuleSet := item.(*RuleSetItem); !isRuleSet {
metadata.DidMatch = true
}
if !item.Match(metadata) {
return r.invert
}
@ -113,7 +131,7 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
return r.invert
}
if len(r.destinationAddressItems) > 0 && !metadata.DestinationAddressMatch {
if ((!metadata.IgnoreDestinationIPCIDRMatch && len(r.destinationIPCIDRItems) > 0) || len(r.destinationAddressItems) > 0) && !metadata.DestinationAddressMatch {
return r.invert
}
@ -121,6 +139,10 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
return r.invert
}
if !metadata.DidMatch {
return true
}
return !r.invert
}

View file

@ -109,7 +109,7 @@ func NewDefaultRule(router adapter.Router, logger log.ContextLogger, options opt
}
if len(options.GeoIP) > 0 {
item := NewGeoIPItem(router, logger, false, options.GeoIP)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourceIPCIDR) > 0 {
@ -130,12 +130,12 @@ func NewDefaultRule(router adapter.Router, logger log.ContextLogger, options opt
if err != nil {
return nil, E.Cause(err, "ipcidr")
}
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if options.IPIsPrivate {
item := NewIPIsPrivateItem(false)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourcePort) > 0 {

View file

@ -5,6 +5,7 @@ import (
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
)
@ -111,6 +112,11 @@ func NewDefaultDNSRule(router adapter.Router, logger log.ContextLogger, options
rule.sourceAddressItems = append(rule.sourceAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.GeoIP) > 0 {
item := NewGeoIPItem(router, logger, false, options.GeoIP)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourceIPCIDR) > 0 {
item, err := NewIPCIDRItem(true, options.SourceIPCIDR)
if err != nil {
@ -119,11 +125,24 @@ func NewDefaultDNSRule(router adapter.Router, logger log.ContextLogger, options
rule.sourceAddressItems = append(rule.sourceAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.IPCIDR) > 0 {
item, err := NewIPCIDRItem(false, options.IPCIDR)
if err != nil {
return nil, E.Cause(err, "ip_cidr")
}
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if options.SourceIPIsPrivate {
item := NewIPIsPrivateItem(true)
rule.sourceAddressItems = append(rule.sourceAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if options.IPIsPrivate {
item := NewIPIsPrivateItem(false)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourcePort) > 0 {
item := NewPortItem(true, options.SourcePort)
rule.sourcePortItems = append(rule.sourcePortItems, item)
@ -211,6 +230,34 @@ func (r *DefaultDNSRule) RewriteTTL() *uint32 {
return r.rewriteTTL
}
func (r *DefaultDNSRule) WithAddressLimit() bool {
if len(r.destinationIPCIDRItems) > 0 {
return true
}
for _, rawRule := range r.items {
ruleSet, isRuleSet := rawRule.(*RuleSetItem)
if !isRuleSet {
continue
}
if ruleSet.ContainsIPCIDRRule() {
return true
}
}
return false
}
func (r *DefaultDNSRule) Match(metadata *adapter.InboundContext) bool {
metadata.IgnoreDestinationIPCIDRMatch = true
defer func() {
metadata.IgnoreDestinationIPCIDRMatch = false
}()
return r.abstractDefaultRule.Match(metadata)
}
func (r *DefaultDNSRule) MatchAddressLimit(metadata *adapter.InboundContext) bool {
return r.abstractDefaultRule.Match(metadata)
}
var _ adapter.DNSRule = (*LogicalDNSRule)(nil)
type LogicalDNSRule struct {
@ -254,3 +301,47 @@ func (r *LogicalDNSRule) DisableCache() bool {
func (r *LogicalDNSRule) RewriteTTL() *uint32 {
return r.rewriteTTL
}
func (r *LogicalDNSRule) WithAddressLimit() bool {
for _, rawRule := range r.rules {
switch rule := rawRule.(type) {
case *DefaultDNSRule:
if rule.WithAddressLimit() {
return true
}
case *LogicalDNSRule:
if rule.WithAddressLimit() {
return true
}
}
}
return false
}
func (r *LogicalDNSRule) Match(metadata *adapter.InboundContext) bool {
if r.mode == C.LogicalTypeAnd {
return common.All(r.rules, func(it adapter.HeadlessRule) bool {
metadata.ResetRuleCache()
return it.(adapter.DNSRule).Match(metadata)
}) != r.invert
} else {
return common.Any(r.rules, func(it adapter.HeadlessRule) bool {
metadata.ResetRuleCache()
return it.(adapter.DNSRule).Match(metadata)
}) != r.invert
}
}
func (r *LogicalDNSRule) MatchAddressLimit(metadata *adapter.InboundContext) bool {
if r.mode == C.LogicalTypeAnd {
return common.All(r.rules, func(it adapter.HeadlessRule) bool {
metadata.ResetRuleCache()
return it.(adapter.DNSRule).MatchAddressLimit(metadata)
}) != r.invert
} else {
return common.Any(r.rules, func(it adapter.HeadlessRule) bool {
metadata.ResetRuleCache()
return it.(adapter.DNSRule).MatchAddressLimit(metadata)
}) != r.invert
}
}

View file

@ -80,11 +80,11 @@ func NewDefaultHeadlessRule(router adapter.Router, options option.DefaultHeadles
if err != nil {
return nil, E.Cause(err, "ipcidr")
}
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
} else if options.IPSet != nil {
item := NewRawIPCIDRItem(false, options.IPSet)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.destinationIPCIDRItems = append(rule.destinationIPCIDRItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourcePort) > 0 {

View file

@ -4,6 +4,7 @@ import (
"strings"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
)
@ -13,7 +14,7 @@ var _ RuleItem = (*RuleSetItem)(nil)
type RuleSetItem struct {
router adapter.Router
tagList []string
setList []adapter.HeadlessRule
setList []adapter.RuleSet
ipcidrMatchSource bool
}
@ -46,6 +47,12 @@ func (r *RuleSetItem) Match(metadata *adapter.InboundContext) bool {
return false
}
func (r *RuleSetItem) ContainsIPCIDRRule() bool {
return common.Any(r.setList, func(ruleSet adapter.RuleSet) bool {
return ruleSet.Metadata().ContainsIPCIDRRule
})
}
func (r *RuleSetItem) String() string {
if len(r.tagList) == 1 {
return F.ToString("rule_set=", r.tagList[0])

View file

@ -3,12 +3,14 @@ package route
import (
"context"
"os"
"strings"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/srs"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
"github.com/sagernet/sing/common/json"
)
@ -55,6 +57,7 @@ func NewLocalRuleSet(router adapter.Router, options option.RuleSet) (*LocalRuleS
var metadata adapter.RuleSetMetadata
metadata.ContainsProcessRule = hasHeadlessRule(plainRuleSet.Rules, isProcessHeadlessRule)
metadata.ContainsWIFIRule = hasHeadlessRule(plainRuleSet.Rules, isWIFIHeadlessRule)
metadata.ContainsIPCIDRRule = hasHeadlessRule(plainRuleSet.Rules, isIPCIDRHeadlessRule)
return &LocalRuleSet{rules, metadata}, nil
}
@ -67,6 +70,10 @@ func (s *LocalRuleSet) Match(metadata *adapter.InboundContext) bool {
return false
}
func (s *LocalRuleSet) String() string {
return strings.Join(F.MapToString(s.rules), " ")
}
func (s *LocalRuleSet) StartContext(ctx context.Context, startContext adapter.RuleSetStartContext) error {
return nil
}

View file

@ -7,6 +7,7 @@ import (
"net"
"net/http"
"runtime"
"strings"
"time"
"github.com/sagernet/sing-box/adapter"
@ -14,6 +15,7 @@ import (
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
"github.com/sagernet/sing/common/json"
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
@ -68,6 +70,10 @@ func (s *RemoteRuleSet) Match(metadata *adapter.InboundContext) bool {
return false
}
func (s *RemoteRuleSet) String() string {
return strings.Join(F.MapToString(s.rules), " ")
}
func (s *RemoteRuleSet) StartContext(ctx context.Context, startContext adapter.RuleSetStartContext) error {
var dialer N.Dialer
if s.options.RemoteOptions.DownloadDetour != "" {
@ -150,6 +156,7 @@ func (s *RemoteRuleSet) loadBytes(content []byte) error {
}
s.metadata.ContainsProcessRule = hasHeadlessRule(plainRuleSet.Rules, isProcessHeadlessRule)
s.metadata.ContainsWIFIRule = hasHeadlessRule(plainRuleSet.Rules, isWIFIHeadlessRule)
s.metadata.ContainsIPCIDRRule = hasHeadlessRule(plainRuleSet.Rules, isIPCIDRHeadlessRule)
s.rules = rules
return nil
}