Add rule-set

This commit is contained in:
世界 2023-12-01 13:24:12 +08:00
parent 411f02ee4f
commit bb70e8267e
No known key found for this signature in database
GPG key ID: CD109927C34A63C4
51 changed files with 2975 additions and 265 deletions

1
.gitignore vendored
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@ -1,6 +1,7 @@
/.idea/
/vendor/
/*.json
/*.srs
/*.db
/site/
/bin/

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@ -1,11 +1,16 @@
package adapter
import (
"bytes"
"context"
"encoding/binary"
"io"
"net"
"time"
"github.com/sagernet/sing-box/common/urltest"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/rw"
)
type ClashServer interface {
@ -23,6 +28,7 @@ type CacheFile interface {
PreStarter
StoreFakeIP() bool
FakeIPStorage
LoadMode() string
StoreMode(mode string) error
@ -30,7 +36,65 @@ type CacheFile interface {
StoreSelected(group string, selected string) error
LoadGroupExpand(group string) (isExpand bool, loaded bool)
StoreGroupExpand(group string, expand bool) error
FakeIPStorage
LoadRuleSet(tag string) *SavedRuleSet
SaveRuleSet(tag string, set *SavedRuleSet) error
}
type SavedRuleSet struct {
Content []byte
LastUpdated time.Time
LastEtag string
}
func (s *SavedRuleSet) MarshalBinary() ([]byte, error) {
var buffer bytes.Buffer
err := binary.Write(&buffer, binary.BigEndian, uint8(1))
if err != nil {
return nil, err
}
err = rw.WriteUVariant(&buffer, uint64(len(s.Content)))
if err != nil {
return nil, err
}
buffer.Write(s.Content)
err = binary.Write(&buffer, binary.BigEndian, s.LastUpdated.Unix())
if err != nil {
return nil, err
}
err = rw.WriteVString(&buffer, s.LastEtag)
if err != nil {
return nil, err
}
return buffer.Bytes(), nil
}
func (s *SavedRuleSet) UnmarshalBinary(data []byte) error {
reader := bytes.NewReader(data)
var version uint8
err := binary.Read(reader, binary.BigEndian, &version)
if err != nil {
return err
}
contentLen, err := rw.ReadUVariant(reader)
if err != nil {
return err
}
s.Content = make([]byte, contentLen)
_, err = io.ReadFull(reader, s.Content)
if err != nil {
return err
}
var lastUpdated int64
err = binary.Read(reader, binary.BigEndian, &lastUpdated)
if err != nil {
return err
}
s.LastUpdated = time.Unix(lastUpdated, 0)
s.LastEtag, err = rw.ReadVString(reader)
if err != nil {
return err
}
return nil
}
type Tracker interface {

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@ -46,11 +46,24 @@ type InboundContext struct {
SourceGeoIPCode string
GeoIPCode string
ProcessInfo *process.Info
QueryType uint16
FakeIP bool
// dns cache
// rule cache
QueryType uint16
IPCIDRMatchSource bool
SourceAddressMatch bool
SourcePortMatch bool
DestinationAddressMatch bool
DestinationPortMatch bool
}
func (c *InboundContext) ResetRuleCache() {
c.IPCIDRMatchSource = false
c.SourceAddressMatch = false
c.SourcePortMatch = false
c.DestinationAddressMatch = false
c.DestinationPortMatch = false
}
type inboundContextKey struct{}

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@ -2,12 +2,14 @@ package adapter
import (
"context"
"net/http"
"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"
"github.com/sagernet/sing/service"
mdns "github.com/miekg/dns"
@ -19,7 +21,7 @@ type Router interface {
Outbounds() []Outbound
Outbound(tag string) (Outbound, bool)
DefaultOutbound(network string) Outbound
DefaultOutbound(network string) (Outbound, error)
FakeIPStore() FakeIPStore
@ -28,6 +30,8 @@ type Router interface {
GeoIPReader() *geoip.Reader
LoadGeosite(code string) (Rule, error)
RuleSet(tag string) (RuleSet, bool)
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)
@ -62,11 +66,15 @@ func RouterFromContext(ctx context.Context) Router {
return service.FromContext[Router](ctx)
}
type HeadlessRule interface {
Match(metadata *InboundContext) bool
}
type Rule interface {
HeadlessRule
Service
Type() string
UpdateGeosite() error
Match(metadata *InboundContext) bool
Outbound() string
String() string
}
@ -77,6 +85,24 @@ type DNSRule interface {
RewriteTTL() *uint32
}
type RuleSet interface {
StartContext(ctx context.Context, startContext RuleSetStartContext) error
PostStart() error
Metadata() RuleSetMetadata
Close() error
HeadlessRule
}
type RuleSetMetadata struct {
ContainsProcessRule bool
ContainsWIFIRule bool
}
type RuleSetStartContext interface {
HTTPClient(detour string, dialer N.Dialer) *http.Client
Close()
}
type InterfaceUpdateListener interface {
InterfaceUpdated()
}

4
box.go
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@ -308,6 +308,10 @@ func (s *Box) postStart() error {
}
}
s.logger.Trace("post-starting router")
err := s.router.PostStart()
if err != nil {
return E.Cause(err, "post-start router")
}
return s.router.PostStart()
}

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@ -7,7 +7,6 @@ import (
"github.com/sagernet/sing-box/common/json"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
"github.com/spf13/cobra"
@ -69,41 +68,3 @@ func format() error {
}
return nil
}
func formatOne(configPath string) error {
configContent, err := os.ReadFile(configPath)
if err != nil {
return E.Cause(err, "read config")
}
var options option.Options
err = options.UnmarshalJSON(configContent)
if err != nil {
return E.Cause(err, "decode config")
}
buffer := new(bytes.Buffer)
encoder := json.NewEncoder(buffer)
encoder.SetIndent("", " ")
err = encoder.Encode(options)
if err != nil {
return E.Cause(err, "encode config")
}
if !commandFormatFlagWrite {
os.Stdout.WriteString(buffer.String() + "\n")
return nil
}
if bytes.Equal(configContent, buffer.Bytes()) {
return nil
}
output, err := os.Create(configPath)
if err != nil {
return E.Cause(err, "open output")
}
_, err = output.Write(buffer.Bytes())
output.Close()
if err != nil {
return E.Cause(err, "write output")
}
outputPath, _ := filepath.Abs(configPath)
os.Stderr.WriteString(outputPath + "\n")
return nil
}

43
cmd/sing-box/cmd_geoip.go Normal file
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@ -0,0 +1,43 @@
package main
import (
"github.com/sagernet/sing-box/log"
E "github.com/sagernet/sing/common/exceptions"
"github.com/oschwald/maxminddb-golang"
"github.com/spf13/cobra"
)
var (
geoipReader *maxminddb.Reader
commandGeoIPFlagFile string
)
var commandGeoip = &cobra.Command{
Use: "geoip",
Short: "GeoIP tools",
PersistentPreRun: func(cmd *cobra.Command, args []string) {
err := geoipPreRun()
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoip.PersistentFlags().StringVarP(&commandGeoIPFlagFile, "file", "f", "geoip.db", "geoip file")
mainCommand.AddCommand(commandGeoip)
}
func geoipPreRun() error {
reader, err := maxminddb.Open(commandGeoIPFlagFile)
if err != nil {
return err
}
if reader.Metadata.DatabaseType != "sing-geoip" {
reader.Close()
return E.New("incorrect database type, expected sing-geoip, got ", reader.Metadata.DatabaseType)
}
geoipReader = reader
return nil
}

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@ -0,0 +1,98 @@
package main
import (
"io"
"net"
"os"
"strings"
"github.com/sagernet/sing-box/common/json"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
"github.com/oschwald/maxminddb-golang"
"github.com/spf13/cobra"
)
var flagGeoipExportOutput string
const flagGeoipExportDefaultOutput = "geoip-<country>.srs"
var commandGeoipExport = &cobra.Command{
Use: "export <country>",
Short: "Export geoip country as rule-set",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
err := geoipExport(args[0])
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoipExport.Flags().StringVarP(&flagGeoipExportOutput, "output", "o", flagGeoipExportDefaultOutput, "Output path")
commandGeoip.AddCommand(commandGeoipExport)
}
func geoipExport(countryCode string) error {
networks := geoipReader.Networks(maxminddb.SkipAliasedNetworks)
countryMap := make(map[string][]*net.IPNet)
var (
ipNet *net.IPNet
nextCountryCode string
err error
)
for networks.Next() {
ipNet, err = networks.Network(&nextCountryCode)
if err != nil {
return err
}
countryMap[nextCountryCode] = append(countryMap[nextCountryCode], ipNet)
}
ipNets := countryMap[strings.ToLower(countryCode)]
if len(ipNets) == 0 {
return E.New("country code not found: ", countryCode)
}
var (
outputFile *os.File
outputWriter io.Writer
)
if flagGeoipExportOutput == "stdout" {
outputWriter = os.Stdout
} else if flagGeoipExportOutput == flagGeoipExportDefaultOutput {
outputFile, err = os.Create("geoip-" + countryCode + ".json")
if err != nil {
return err
}
defer outputFile.Close()
outputWriter = outputFile
} else {
outputFile, err = os.Create(flagGeoipExportOutput)
if err != nil {
return err
}
defer outputFile.Close()
outputWriter = outputFile
}
encoder := json.NewEncoder(outputWriter)
encoder.SetIndent("", " ")
var headlessRule option.DefaultHeadlessRule
headlessRule.IPCIDR = make([]string, 0, len(ipNets))
for _, cidr := range ipNets {
headlessRule.IPCIDR = append(headlessRule.IPCIDR, cidr.String())
}
var plainRuleSet option.PlainRuleSetCompat
plainRuleSet.Version = C.RuleSetVersion1
plainRuleSet.Options.Rules = []option.HeadlessRule{
{
Type: C.RuleTypeDefault,
DefaultOptions: headlessRule,
},
}
return encoder.Encode(plainRuleSet)
}

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@ -0,0 +1,31 @@
package main
import (
"os"
"github.com/sagernet/sing-box/log"
"github.com/spf13/cobra"
)
var commandGeoipList = &cobra.Command{
Use: "list",
Short: "List geoip country codes",
Run: func(cmd *cobra.Command, args []string) {
err := listGeoip()
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoip.AddCommand(commandGeoipList)
}
func listGeoip() error {
for _, code := range geoipReader.Metadata.Languages {
os.Stdout.WriteString(code + "\n")
}
return nil
}

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@ -0,0 +1,47 @@
package main
import (
"net/netip"
"os"
"github.com/sagernet/sing-box/log"
E "github.com/sagernet/sing/common/exceptions"
N "github.com/sagernet/sing/common/network"
"github.com/spf13/cobra"
)
var commandGeoipLookup = &cobra.Command{
Use: "lookup <address>",
Short: "Lookup if an IP address is contained in the GeoIP database",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
err := geoipLookup(args[0])
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoip.AddCommand(commandGeoipLookup)
}
func geoipLookup(address string) error {
addr, err := netip.ParseAddr(address)
if err != nil {
return E.Cause(err, "parse address")
}
if !N.IsPublicAddr(addr) {
os.Stdout.WriteString("private\n")
return nil
}
var code string
_ = geoipReader.Lookup(addr.AsSlice(), &code)
if code != "" {
os.Stdout.WriteString(code + "\n")
return nil
}
os.Stdout.WriteString("unknown\n")
return nil
}

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@ -0,0 +1,41 @@
package main
import (
"github.com/sagernet/sing-box/common/geosite"
"github.com/sagernet/sing-box/log"
E "github.com/sagernet/sing/common/exceptions"
"github.com/spf13/cobra"
)
var (
commandGeoSiteFlagFile string
geositeReader *geosite.Reader
geositeCodeList []string
)
var commandGeoSite = &cobra.Command{
Use: "geosite",
Short: "Geosite tools",
PersistentPreRun: func(cmd *cobra.Command, args []string) {
err := geositePreRun()
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoSite.PersistentFlags().StringVarP(&commandGeoSiteFlagFile, "file", "f", "geosite.db", "geosite file")
mainCommand.AddCommand(commandGeoSite)
}
func geositePreRun() error {
reader, codeList, err := geosite.Open(commandGeoSiteFlagFile)
if err != nil {
return E.Cause(err, "open geosite file")
}
geositeReader = reader
geositeCodeList = codeList
return nil
}

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@ -0,0 +1,81 @@
package main
import (
"encoding/json"
"io"
"os"
"github.com/sagernet/sing-box/common/geosite"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/spf13/cobra"
)
var commandGeositeExportOutput string
const commandGeositeExportDefaultOutput = "geosite-<category>.json"
var commandGeositeExport = &cobra.Command{
Use: "export <category>",
Short: "Export geosite category as rule-set",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
err := geositeExport(args[0])
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeositeExport.Flags().StringVarP(&commandGeositeExportOutput, "output", "o", commandGeositeExportDefaultOutput, "Output path")
commandGeoSite.AddCommand(commandGeositeExport)
}
func geositeExport(category string) error {
sourceSet, err := geositeReader.Read(category)
if err != nil {
return err
}
var (
outputFile *os.File
outputWriter io.Writer
)
if commandGeositeExportOutput == "stdout" {
outputWriter = os.Stdout
} else if commandGeositeExportOutput == commandGeositeExportDefaultOutput {
outputFile, err = os.Create("geosite-" + category + ".json")
if err != nil {
return err
}
defer outputFile.Close()
outputWriter = outputFile
} else {
outputFile, err = os.Create(commandGeositeExportOutput)
if err != nil {
return err
}
defer outputFile.Close()
outputWriter = outputFile
}
encoder := json.NewEncoder(outputWriter)
encoder.SetIndent("", " ")
var headlessRule option.DefaultHeadlessRule
defaultRule := geosite.Compile(sourceSet)
headlessRule.Domain = defaultRule.Domain
headlessRule.DomainSuffix = defaultRule.DomainSuffix
headlessRule.DomainKeyword = defaultRule.DomainKeyword
headlessRule.DomainRegex = defaultRule.DomainRegex
var plainRuleSet option.PlainRuleSetCompat
plainRuleSet.Version = C.RuleSetVersion1
plainRuleSet.Options.Rules = []option.HeadlessRule{
{
Type: C.RuleTypeDefault,
DefaultOptions: headlessRule,
},
}
return encoder.Encode(plainRuleSet)
}

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@ -0,0 +1,50 @@
package main
import (
"os"
"sort"
"github.com/sagernet/sing-box/log"
F "github.com/sagernet/sing/common/format"
"github.com/spf13/cobra"
)
var commandGeositeList = &cobra.Command{
Use: "list <category>",
Short: "List geosite categories",
Run: func(cmd *cobra.Command, args []string) {
err := geositeList()
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoSite.AddCommand(commandGeositeList)
}
func geositeList() error {
var geositeEntry []struct {
category string
items int
}
for _, category := range geositeCodeList {
sourceSet, err := geositeReader.Read(category)
if err != nil {
return err
}
geositeEntry = append(geositeEntry, struct {
category string
items int
}{category, len(sourceSet)})
}
sort.SliceStable(geositeEntry, func(i, j int) bool {
return geositeEntry[i].items < geositeEntry[j].items
})
for _, entry := range geositeEntry {
os.Stdout.WriteString(F.ToString(entry.category, " (", entry.items, ")\n"))
}
return nil
}

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@ -0,0 +1,97 @@
package main
import (
"os"
"sort"
"github.com/sagernet/sing-box/log"
E "github.com/sagernet/sing/common/exceptions"
"github.com/spf13/cobra"
)
var commandGeositeLookup = &cobra.Command{
Use: "lookup [category] <domain>",
Short: "Check if a domain is in the geosite",
Args: cobra.RangeArgs(1, 2),
Run: func(cmd *cobra.Command, args []string) {
var (
source string
target string
)
switch len(args) {
case 1:
target = args[0]
case 2:
source = args[0]
target = args[1]
}
err := geositeLookup(source, target)
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandGeoSite.AddCommand(commandGeositeLookup)
}
func geositeLookup(source string, target string) error {
var sourceMatcherList []struct {
code string
matcher *searchGeositeMatcher
}
if source != "" {
sourceSet, err := geositeReader.Read(source)
if err != nil {
return err
}
sourceMatcher, err := newSearchGeositeMatcher(sourceSet)
if err != nil {
return E.Cause(err, "compile code: "+source)
}
sourceMatcherList = []struct {
code string
matcher *searchGeositeMatcher
}{
{
code: source,
matcher: sourceMatcher,
},
}
} else {
for _, code := range geositeCodeList {
sourceSet, err := geositeReader.Read(code)
if err != nil {
return err
}
sourceMatcher, err := newSearchGeositeMatcher(sourceSet)
if err != nil {
return E.Cause(err, "compile code: "+code)
}
sourceMatcherList = append(sourceMatcherList, struct {
code string
matcher *searchGeositeMatcher
}{
code: code,
matcher: sourceMatcher,
})
}
}
sort.SliceStable(sourceMatcherList, func(i, j int) bool {
return sourceMatcherList[i].code < sourceMatcherList[j].code
})
for _, matcherItem := range sourceMatcherList {
if matchRule := matcherItem.matcher.Match(target); matchRule != "" {
os.Stdout.WriteString("Match code (")
os.Stdout.WriteString(matcherItem.code)
os.Stdout.WriteString(") ")
os.Stdout.WriteString(matchRule)
os.Stdout.WriteString("\n")
}
}
return nil
}

View file

@ -0,0 +1,56 @@
package main
import (
"regexp"
"strings"
"github.com/sagernet/sing-box/common/geosite"
)
type searchGeositeMatcher struct {
domainMap map[string]bool
suffixList []string
keywordList []string
regexList []string
}
func newSearchGeositeMatcher(items []geosite.Item) (*searchGeositeMatcher, error) {
options := geosite.Compile(items)
domainMap := make(map[string]bool)
for _, domain := range options.Domain {
domainMap[domain] = true
}
rule := &searchGeositeMatcher{
domainMap: domainMap,
suffixList: options.DomainSuffix,
keywordList: options.DomainKeyword,
regexList: options.DomainRegex,
}
return rule, nil
}
func (r *searchGeositeMatcher) Match(domain string) string {
if r.domainMap[domain] {
return "domain=" + domain
}
for _, suffix := range r.suffixList {
if strings.HasSuffix(domain, suffix) {
return "domain_suffix=" + suffix
}
}
for _, keyword := range r.keywordList {
if strings.Contains(domain, keyword) {
return "domain_keyword=" + keyword
}
}
for _, regexStr := range r.regexList {
regex, err := regexp.Compile(regexStr)
if err != nil {
continue
}
if regex.MatchString(domain) {
return "domain_regex=" + regexStr
}
}
return ""
}

View file

@ -18,7 +18,7 @@ import (
)
var commandMerge = &cobra.Command{
Use: "merge [output]",
Use: "merge <output>",
Short: "Merge configurations",
Run: func(cmd *cobra.Command, args []string) {
err := merge(args[0])

View file

@ -0,0 +1,14 @@
package main
import (
"github.com/spf13/cobra"
)
var commandRuleSet = &cobra.Command{
Use: "rule-set",
Short: "Manage rule sets",
}
func init() {
mainCommand.AddCommand(commandRuleSet)
}

View file

@ -0,0 +1,80 @@
package main
import (
"io"
"os"
"strings"
"github.com/sagernet/sing-box/common/json"
"github.com/sagernet/sing-box/common/srs"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/spf13/cobra"
)
var flagRuleSetCompileOutput string
const flagRuleSetCompileDefaultOutput = "<file_name>.srs"
var commandRuleSetCompile = &cobra.Command{
Use: "compile [source-path]",
Short: "Compile rule-set json to binary",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
err := compileRuleSet(args[0])
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandRuleSet.AddCommand(commandRuleSetCompile)
commandRuleSetCompile.Flags().StringVarP(&flagRuleSetCompileOutput, "output", "o", flagRuleSetCompileDefaultOutput, "Output file")
}
func compileRuleSet(sourcePath string) error {
var (
reader io.Reader
err error
)
if sourcePath == "stdin" {
reader = os.Stdin
} else {
reader, err = os.Open(sourcePath)
if err != nil {
return err
}
}
decoder := json.NewDecoder(json.NewCommentFilter(reader))
decoder.DisallowUnknownFields()
var plainRuleSet option.PlainRuleSetCompat
err = decoder.Decode(&plainRuleSet)
if err != nil {
return err
}
ruleSet := plainRuleSet.Upgrade()
var outputPath string
if flagRuleSetCompileOutput == flagRuleSetCompileDefaultOutput {
if strings.HasSuffix(sourcePath, ".json") {
outputPath = sourcePath[:len(sourcePath)-5] + ".srs"
} else {
outputPath = sourcePath + ".srs"
}
} else {
outputPath = flagRuleSetCompileOutput
}
outputFile, err := os.Create(outputPath)
if err != nil {
return err
}
err = srs.Write(outputFile, ruleSet)
if err != nil {
outputFile.Close()
os.Remove(outputPath)
return err
}
outputFile.Close()
return nil
}

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@ -0,0 +1,87 @@
package main
import (
"bytes"
"io"
"os"
"path/filepath"
"github.com/sagernet/sing-box/common/json"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
"github.com/spf13/cobra"
)
var commandRuleSetFormatFlagWrite bool
var commandRuleSetFormat = &cobra.Command{
Use: "format <source-path>",
Short: "Format rule-set json",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
err := formatRuleSet(args[0])
if err != nil {
log.Fatal(err)
}
},
}
func init() {
commandRuleSetFormat.Flags().BoolVarP(&commandRuleSetFormatFlagWrite, "write", "w", false, "write result to (source) file instead of stdout")
commandRuleSet.AddCommand(commandRuleSetFormat)
}
func formatRuleSet(sourcePath string) error {
var (
reader io.Reader
err error
)
if sourcePath == "stdin" {
reader = os.Stdin
} else {
reader, err = os.Open(sourcePath)
if err != nil {
return err
}
}
content, err := io.ReadAll(reader)
if err != nil {
return err
}
decoder := json.NewDecoder(json.NewCommentFilter(bytes.NewReader(content)))
decoder.DisallowUnknownFields()
var plainRuleSet option.PlainRuleSetCompat
err = decoder.Decode(&plainRuleSet)
if err != nil {
return err
}
ruleSet := plainRuleSet.Upgrade()
buffer := new(bytes.Buffer)
encoder := json.NewEncoder(buffer)
encoder.SetIndent("", " ")
err = encoder.Encode(ruleSet)
if err != nil {
return E.Cause(err, "encode config")
}
outputPath, _ := filepath.Abs(sourcePath)
if !commandRuleSetFormatFlagWrite || sourcePath == "stdin" {
os.Stdout.WriteString(buffer.String() + "\n")
return nil
}
if bytes.Equal(content, buffer.Bytes()) {
return nil
}
output, err := os.Create(sourcePath)
if err != nil {
return E.Cause(err, "open output")
}
_, err = output.Write(buffer.Bytes())
output.Close()
if err != nil {
return E.Cause(err, "write output")
}
os.Stderr.WriteString(outputPath + "\n")
return nil
}

View file

@ -38,11 +38,7 @@ func createPreStartedClient() (*box.Box, error) {
func createDialer(instance *box.Box, network string, outboundTag string) (N.Dialer, error) {
if outboundTag == "" {
outbound := instance.Router().DefaultOutbound(N.NetworkName(network))
if outbound == nil {
return nil, E.New("missing default outbound")
}
return outbound, nil
return instance.Router().DefaultOutbound(N.NetworkName(network))
} else {
outbound, loaded := instance.Router().Outbound(outboundTag)
if !loaded {

View file

@ -18,7 +18,7 @@ import (
var commandConnectFlagNetwork string
var commandConnect = &cobra.Command{
Use: "connect [address]",
Use: "connect <address>",
Short: "Connect to an address",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {

View file

@ -18,11 +18,19 @@ func NewRouter(router adapter.Router) N.Dialer {
}
func (d *RouterDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
return d.router.DefaultOutbound(network).DialContext(ctx, network, destination)
dialer, err := d.router.DefaultOutbound(network)
if err != nil {
return nil, err
}
return dialer.DialContext(ctx, network, destination)
}
func (d *RouterDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
return d.router.DefaultOutbound(N.NetworkUDP).ListenPacket(ctx, destination)
dialer, err := d.router.DefaultOutbound(N.NetworkUDP)
if err != nil {
return nil, err
}
return dialer.ListenPacket(ctx, destination)
}
func (d *RouterDialer) Upstream() any {

487
common/srs/binary.go Normal file
View file

@ -0,0 +1,487 @@
package srs
import (
"compress/zlib"
"encoding/binary"
"io"
"net/netip"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/domain"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/rw"
"go4.org/netipx"
)
var MagicBytes = [3]byte{0x53, 0x52, 0x53} // SRS
const (
ruleItemQueryType uint8 = iota
ruleItemNetwork
ruleItemDomain
ruleItemDomainKeyword
ruleItemDomainRegex
ruleItemSourceIPCIDR
ruleItemIPCIDR
ruleItemSourcePort
ruleItemSourcePortRange
ruleItemPort
ruleItemPortRange
ruleItemProcessName
ruleItemProcessPath
ruleItemPackageName
ruleItemWIFISSID
ruleItemWIFIBSSID
ruleItemFinal uint8 = 0xFF
)
func Read(reader io.Reader, recovery bool) (ruleSet option.PlainRuleSet, err error) {
var magicBytes [3]byte
_, err = io.ReadFull(reader, magicBytes[:])
if err != nil {
return
}
if magicBytes != MagicBytes {
err = E.New("invalid sing-box rule set file")
return
}
var version uint8
err = binary.Read(reader, binary.BigEndian, &version)
if err != nil {
return ruleSet, err
}
if version != 1 {
return ruleSet, E.New("unsupported version: ", version)
}
zReader, err := zlib.NewReader(reader)
if err != nil {
return
}
length, err := rw.ReadUVariant(zReader)
if err != nil {
return
}
ruleSet.Rules = make([]option.HeadlessRule, length)
for i := uint64(0); i < length; i++ {
ruleSet.Rules[i], err = readRule(zReader, recovery)
if err != nil {
err = E.Cause(err, "read rule[", i, "]")
return
}
}
return
}
func Write(writer io.Writer, ruleSet option.PlainRuleSet) error {
_, err := writer.Write(MagicBytes[:])
if err != nil {
return err
}
err = binary.Write(writer, binary.BigEndian, uint8(1))
if err != nil {
return err
}
zWriter, err := zlib.NewWriterLevel(writer, zlib.BestCompression)
if err != nil {
return err
}
err = rw.WriteUVariant(zWriter, uint64(len(ruleSet.Rules)))
if err != nil {
return err
}
for _, rule := range ruleSet.Rules {
err = writeRule(zWriter, rule)
if err != nil {
return err
}
}
return zWriter.Close()
}
func readRule(reader io.Reader, recovery bool) (rule option.HeadlessRule, err error) {
var ruleType uint8
err = binary.Read(reader, binary.BigEndian, &ruleType)
if err != nil {
return
}
switch ruleType {
case 0:
rule.Type = C.RuleTypeDefault
rule.DefaultOptions, err = readDefaultRule(reader, recovery)
case 1:
rule.Type = C.RuleTypeLogical
rule.LogicalOptions, err = readLogicalRule(reader, recovery)
default:
err = E.New("unknown rule type: ", ruleType)
}
return
}
func writeRule(writer io.Writer, rule option.HeadlessRule) error {
switch rule.Type {
case C.RuleTypeDefault:
return writeDefaultRule(writer, rule.DefaultOptions)
case C.RuleTypeLogical:
return writeLogicalRule(writer, rule.LogicalOptions)
default:
panic("unknown rule type: " + rule.Type)
}
}
func readDefaultRule(reader io.Reader, recovery bool) (rule option.DefaultHeadlessRule, err error) {
var lastItemType uint8
for {
var itemType uint8
err = binary.Read(reader, binary.BigEndian, &itemType)
if err != nil {
return
}
switch itemType {
case ruleItemQueryType:
var rawQueryType []uint16
rawQueryType, err = readRuleItemUint16(reader)
if err != nil {
return
}
rule.QueryType = common.Map(rawQueryType, func(it uint16) option.DNSQueryType {
return option.DNSQueryType(it)
})
case ruleItemNetwork:
rule.Network, err = readRuleItemString(reader)
case ruleItemDomain:
var matcher *domain.Matcher
matcher, err = domain.ReadMatcher(reader)
if err != nil {
return
}
rule.DomainMatcher = matcher
case ruleItemDomainKeyword:
rule.DomainKeyword, err = readRuleItemString(reader)
case ruleItemDomainRegex:
rule.DomainRegex, err = readRuleItemString(reader)
case ruleItemSourceIPCIDR:
rule.SourceIPSet, err = readIPSet(reader)
if err != nil {
return
}
if recovery {
rule.SourceIPCIDR = common.Map(rule.SourceIPSet.Prefixes(), netip.Prefix.String)
}
case ruleItemIPCIDR:
rule.IPSet, err = readIPSet(reader)
if err != nil {
return
}
if recovery {
rule.IPCIDR = common.Map(rule.IPSet.Prefixes(), netip.Prefix.String)
}
case ruleItemSourcePort:
rule.SourcePort, err = readRuleItemUint16(reader)
case ruleItemSourcePortRange:
rule.SourcePortRange, err = readRuleItemString(reader)
case ruleItemPort:
rule.Port, err = readRuleItemUint16(reader)
case ruleItemPortRange:
rule.PortRange, err = readRuleItemString(reader)
case ruleItemProcessName:
rule.ProcessName, err = readRuleItemString(reader)
case ruleItemProcessPath:
rule.ProcessPath, err = readRuleItemString(reader)
case ruleItemPackageName:
rule.PackageName, err = readRuleItemString(reader)
case ruleItemWIFISSID:
rule.WIFISSID, err = readRuleItemString(reader)
case ruleItemWIFIBSSID:
rule.WIFIBSSID, err = readRuleItemString(reader)
case ruleItemFinal:
err = binary.Read(reader, binary.BigEndian, &rule.Invert)
return
default:
err = E.New("unknown rule item type: ", itemType, ", last type: ", lastItemType)
}
if err != nil {
return
}
lastItemType = itemType
}
}
func writeDefaultRule(writer io.Writer, rule option.DefaultHeadlessRule) error {
err := binary.Write(writer, binary.BigEndian, uint8(0))
if err != nil {
return err
}
if len(rule.QueryType) > 0 {
err = writeRuleItemUint16(writer, ruleItemQueryType, common.Map(rule.QueryType, func(it option.DNSQueryType) uint16 {
return uint16(it)
}))
if err != nil {
return err
}
}
if len(rule.Network) > 0 {
err = writeRuleItemString(writer, ruleItemNetwork, rule.Network)
if err != nil {
return err
}
}
if len(rule.Domain) > 0 || len(rule.DomainSuffix) > 0 {
err = binary.Write(writer, binary.BigEndian, ruleItemDomain)
if err != nil {
return err
}
err = domain.NewMatcher(rule.Domain, rule.DomainSuffix).Write(writer)
if err != nil {
return err
}
}
if len(rule.DomainKeyword) > 0 {
err = writeRuleItemString(writer, ruleItemDomainKeyword, rule.DomainKeyword)
if err != nil {
return err
}
}
if len(rule.DomainRegex) > 0 {
err = writeRuleItemString(writer, ruleItemDomainRegex, rule.DomainRegex)
if err != nil {
return err
}
}
if len(rule.SourceIPCIDR) > 0 {
err = writeRuleItemCIDR(writer, ruleItemSourceIPCIDR, rule.SourceIPCIDR)
if err != nil {
return E.Cause(err, "source_ipcidr")
}
}
if len(rule.IPCIDR) > 0 {
err = writeRuleItemCIDR(writer, ruleItemIPCIDR, rule.IPCIDR)
if err != nil {
return E.Cause(err, "ipcidr")
}
}
if len(rule.SourcePort) > 0 {
err = writeRuleItemUint16(writer, ruleItemSourcePort, rule.SourcePort)
if err != nil {
return err
}
}
if len(rule.SourcePortRange) > 0 {
err = writeRuleItemString(writer, ruleItemSourcePortRange, rule.SourcePortRange)
if err != nil {
return err
}
}
if len(rule.Port) > 0 {
err = writeRuleItemUint16(writer, ruleItemPort, rule.Port)
if err != nil {
return err
}
}
if len(rule.PortRange) > 0 {
err = writeRuleItemString(writer, ruleItemPortRange, rule.PortRange)
if err != nil {
return err
}
}
if len(rule.ProcessName) > 0 {
err = writeRuleItemString(writer, ruleItemProcessName, rule.ProcessName)
if err != nil {
return err
}
}
if len(rule.ProcessPath) > 0 {
err = writeRuleItemString(writer, ruleItemProcessPath, rule.ProcessPath)
if err != nil {
return err
}
}
if len(rule.PackageName) > 0 {
err = writeRuleItemString(writer, ruleItemPackageName, rule.PackageName)
if err != nil {
return err
}
}
if len(rule.WIFISSID) > 0 {
err = writeRuleItemString(writer, ruleItemWIFISSID, rule.WIFISSID)
if err != nil {
return err
}
}
if len(rule.WIFIBSSID) > 0 {
err = writeRuleItemString(writer, ruleItemWIFIBSSID, rule.WIFIBSSID)
if err != nil {
return err
}
}
err = binary.Write(writer, binary.BigEndian, ruleItemFinal)
if err != nil {
return err
}
err = binary.Write(writer, binary.BigEndian, rule.Invert)
if err != nil {
return err
}
return nil
}
func readRuleItemString(reader io.Reader) ([]string, error) {
length, err := rw.ReadUVariant(reader)
if err != nil {
return nil, err
}
value := make([]string, length)
for i := uint64(0); i < length; i++ {
value[i], err = rw.ReadVString(reader)
if err != nil {
return nil, err
}
}
return value, nil
}
func writeRuleItemString(writer io.Writer, itemType uint8, value []string) error {
err := binary.Write(writer, binary.BigEndian, itemType)
if err != nil {
return err
}
err = rw.WriteUVariant(writer, uint64(len(value)))
if err != nil {
return err
}
for _, item := range value {
err = rw.WriteVString(writer, item)
if err != nil {
return err
}
}
return nil
}
func readRuleItemUint16(reader io.Reader) ([]uint16, error) {
length, err := rw.ReadUVariant(reader)
if err != nil {
return nil, err
}
value := make([]uint16, length)
for i := uint64(0); i < length; i++ {
err = binary.Read(reader, binary.BigEndian, &value[i])
if err != nil {
return nil, err
}
}
return value, nil
}
func writeRuleItemUint16(writer io.Writer, itemType uint8, value []uint16) error {
err := binary.Write(writer, binary.BigEndian, itemType)
if err != nil {
return err
}
err = rw.WriteUVariant(writer, uint64(len(value)))
if err != nil {
return err
}
for _, item := range value {
err = binary.Write(writer, binary.BigEndian, item)
if err != nil {
return err
}
}
return nil
}
func writeRuleItemCIDR(writer io.Writer, itemType uint8, value []string) error {
var builder netipx.IPSetBuilder
for i, prefixString := range value {
prefix, err := netip.ParsePrefix(prefixString)
if err == nil {
builder.AddPrefix(prefix)
continue
}
addr, addrErr := netip.ParseAddr(prefixString)
if addrErr == nil {
builder.Add(addr)
continue
}
return E.Cause(err, "parse [", i, "]")
}
ipSet, err := builder.IPSet()
if err != nil {
return err
}
err = binary.Write(writer, binary.BigEndian, itemType)
if err != nil {
return err
}
return writeIPSet(writer, ipSet)
}
func readLogicalRule(reader io.Reader, recovery bool) (logicalRule option.LogicalHeadlessRule, err error) {
var mode uint8
err = binary.Read(reader, binary.BigEndian, &mode)
if err != nil {
return
}
switch mode {
case 0:
logicalRule.Mode = C.LogicalTypeAnd
case 1:
logicalRule.Mode = C.LogicalTypeOr
default:
err = E.New("unknown logical mode: ", mode)
return
}
length, err := rw.ReadUVariant(reader)
if err != nil {
return
}
logicalRule.Rules = make([]option.HeadlessRule, length)
for i := uint64(0); i < length; i++ {
logicalRule.Rules[i], err = readRule(reader, recovery)
if err != nil {
err = E.Cause(err, "read logical rule [", i, "]")
return
}
}
err = binary.Read(reader, binary.BigEndian, &logicalRule.Invert)
if err != nil {
return
}
return
}
func writeLogicalRule(writer io.Writer, logicalRule option.LogicalHeadlessRule) error {
err := binary.Write(writer, binary.BigEndian, uint8(1))
if err != nil {
return err
}
switch logicalRule.Mode {
case C.LogicalTypeAnd:
err = binary.Write(writer, binary.BigEndian, uint8(0))
case C.LogicalTypeOr:
err = binary.Write(writer, binary.BigEndian, uint8(1))
default:
panic("unknown logical mode: " + logicalRule.Mode)
}
if err != nil {
return err
}
err = rw.WriteUVariant(writer, uint64(len(logicalRule.Rules)))
if err != nil {
return err
}
for _, rule := range logicalRule.Rules {
err = writeRule(writer, rule)
if err != nil {
return err
}
}
err = binary.Write(writer, binary.BigEndian, logicalRule.Invert)
if err != nil {
return err
}
return nil
}

116
common/srs/ip_set.go Normal file
View file

@ -0,0 +1,116 @@
package srs
import (
"encoding/binary"
"io"
"net/netip"
"unsafe"
"github.com/sagernet/sing/common/rw"
"go4.org/netipx"
)
type myIPSet struct {
rr []myIPRange
}
type myIPRange struct {
from netip.Addr
to netip.Addr
}
func readIPSet(reader io.Reader) (*netipx.IPSet, error) {
var version uint8
err := binary.Read(reader, binary.BigEndian, &version)
if err != nil {
return nil, err
}
var length uint64
err = binary.Read(reader, binary.BigEndian, &length)
if err != nil {
return nil, err
}
mySet := &myIPSet{
rr: make([]myIPRange, length),
}
for i := uint64(0); i < length; i++ {
var (
fromLen uint64
toLen uint64
fromAddr netip.Addr
toAddr netip.Addr
)
fromLen, err = rw.ReadUVariant(reader)
if err != nil {
return nil, err
}
fromBytes := make([]byte, fromLen)
_, err = io.ReadFull(reader, fromBytes)
if err != nil {
return nil, err
}
err = fromAddr.UnmarshalBinary(fromBytes)
if err != nil {
return nil, err
}
toLen, err = rw.ReadUVariant(reader)
if err != nil {
return nil, err
}
toBytes := make([]byte, toLen)
_, err = io.ReadFull(reader, toBytes)
if err != nil {
return nil, err
}
err = toAddr.UnmarshalBinary(toBytes)
if err != nil {
return nil, err
}
mySet.rr[i] = myIPRange{fromAddr, toAddr}
}
return (*netipx.IPSet)(unsafe.Pointer(mySet)), nil
}
func writeIPSet(writer io.Writer, set *netipx.IPSet) error {
err := binary.Write(writer, binary.BigEndian, uint8(1))
if err != nil {
return err
}
mySet := (*myIPSet)(unsafe.Pointer(set))
err = binary.Write(writer, binary.BigEndian, uint64(len(mySet.rr)))
if err != nil {
return err
}
for _, rr := range mySet.rr {
var (
fromBinary []byte
toBinary []byte
)
fromBinary, err = rr.from.MarshalBinary()
if err != nil {
return err
}
err = rw.WriteUVariant(writer, uint64(len(fromBinary)))
if err != nil {
return err
}
_, err = writer.Write(fromBinary)
if err != nil {
return err
}
toBinary, err = rr.to.MarshalBinary()
if err != nil {
return err
}
err = rw.WriteUVariant(writer, uint64(len(toBinary)))
if err != nil {
return err
}
_, err = writer.Write(toBinary)
if err != nil {
return err
}
}
return nil
}

View file

@ -9,3 +9,11 @@ const (
LogicalTypeAnd = "and"
LogicalTypeOr = "or"
)
const (
RuleSetTypeLocal = "local"
RuleSetTypeRemote = "remote"
RuleSetVersion1 = 1
RuleSetFormatSource = "source"
RuleSetFormatBinary = "binary"
)

View file

@ -22,11 +22,13 @@ var (
bucketSelected = []byte("selected")
bucketExpand = []byte("group_expand")
bucketMode = []byte("clash_mode")
bucketRuleSet = []byte("rule_set")
bucketNameList = []string{
string(bucketSelected),
string(bucketExpand),
string(bucketMode),
string(bucketRuleSet),
}
cacheIDDefault = []byte("default")
@ -257,3 +259,36 @@ func (c *CacheFile) StoreGroupExpand(group string, isExpand bool) error {
}
})
}
func (c *CacheFile) LoadRuleSet(tag string) *adapter.SavedRuleSet {
var savedSet adapter.SavedRuleSet
err := c.DB.View(func(t *bbolt.Tx) error {
bucket := c.bucket(t, bucketRuleSet)
if bucket == nil {
return os.ErrNotExist
}
setBinary := bucket.Get([]byte(tag))
if len(setBinary) == 0 {
return os.ErrInvalid
}
return savedSet.UnmarshalBinary(setBinary)
})
if err != nil {
return nil
}
return &savedSet
}
func (c *CacheFile) SaveRuleSet(tag string, set *adapter.SavedRuleSet) error {
return c.DB.Batch(func(t *bbolt.Tx) error {
bucket, err := c.createBucket(t, bucketRuleSet)
if err != nil {
return err
}
setBinary, err := set.MarshalBinary()
if err != nil {
return err
}
return bucket.Put([]byte(tag), setBinary)
})
}

View file

@ -25,7 +25,7 @@ func (c *CacheFile) FakeIPMetadata() *adapter.FakeIPMetadata {
err := c.DB.Batch(func(tx *bbolt.Tx) error {
bucket := tx.Bucket(bucketFakeIP)
if bucket == nil {
return nil
return os.ErrNotExist
}
metadataBinary := bucket.Get(keyMetadata)
if len(metadataBinary) == 0 {

View file

@ -100,8 +100,10 @@ func getProxies(server *Server, router adapter.Router) func(w http.ResponseWrite
allProxies = append(allProxies, detour.Tag())
}
defaultTag := router.DefaultOutbound(N.NetworkTCP).Tag()
if defaultTag == "" {
var defaultTag string
if defaultOutbound, err := router.DefaultOutbound(N.NetworkTCP); err == nil {
defaultTag = defaultOutbound.Tag()
} else {
defaultTag = allProxies[0]
}

View file

@ -51,7 +51,11 @@ func (s *Server) downloadExternalUI() error {
}
detour = outbound
} else {
detour = s.router.DefaultOutbound(N.NetworkTCP)
outbound, err := s.router.DefaultOutbound(N.NetworkTCP)
if err != nil {
return err
}
detour = outbound
}
httpClient := &http.Client{
Transport: &http.Transport{

View file

@ -94,7 +94,9 @@ func NewTCPTracker(conn net.Conn, manager *Manager, metadata Metadata, router ad
var chain []string
var next string
if rule == nil {
next = router.DefaultOutbound(N.NetworkTCP).Tag()
if defaultOutbound, err := router.DefaultOutbound(N.NetworkTCP); err == nil {
next = defaultOutbound.Tag()
}
} else {
next = rule.Outbound()
}
@ -181,7 +183,9 @@ func NewUDPTracker(conn N.PacketConn, manager *Manager, metadata Metadata, route
var chain []string
var next string
if rule == nil {
next = router.DefaultOutbound(N.NetworkUDP).Tag()
if defaultOutbound, err := router.DefaultOutbound(N.NetworkUDP); err == nil {
next = defaultOutbound.Tag()
}
} else {
next = rule.Outbound()
}

View file

@ -23,16 +23,16 @@ type ClashAPIOptions struct {
DefaultMode string `json:"default_mode,omitempty"`
ModeList []string `json:"-"`
// Deprecated: migrated to global cache file
CacheFile string `json:"cache_file,omitempty"`
// Deprecated: migrated to global cache file
CacheID string `json:"cache_id,omitempty"`
// Deprecated: migrated to global cache file
StoreMode bool `json:"store_mode,omitempty"`
// Deprecated: migrated to global cache file
StoreSelected bool `json:"store_selected,omitempty"`
// Deprecated: migrated to global cache file
StoreFakeIP bool `json:"store_fakeip,omitempty"`
// Deprecated: migrated to global cache file
CacheFile string `json:"cache_file,omitempty"`
// Deprecated: migrated to global cache file
CacheID string `json:"cache_id,omitempty"`
}
type V2RayAPIOptions struct {

View file

@ -4,6 +4,7 @@ type RouteOptions struct {
GeoIP *GeoIPOptions `json:"geoip,omitempty"`
Geosite *GeositeOptions `json:"geosite,omitempty"`
Rules []Rule `json:"rules,omitempty"`
RuleSet []RuleSet `json:"rule_set,omitempty"`
Final string `json:"final,omitempty"`
FindProcess bool `json:"find_process,omitempty"`
AutoDetectInterface bool `json:"auto_detect_interface,omitempty"`

View file

@ -91,6 +91,8 @@ type DefaultRule struct {
ClashMode string `json:"clash_mode,omitempty"`
WIFISSID Listable[string] `json:"wifi_ssid,omitempty"`
WIFIBSSID Listable[string] `json:"wifi_bssid,omitempty"`
RuleSet Listable[string] `json:"rule_set,omitempty"`
RuleSetIPCIDRMatchSource bool `json:"rule_set_ipcidr_match_source,omitempty"`
Invert bool `json:"invert,omitempty"`
Outbound string `json:"outbound,omitempty"`
}

View file

@ -91,6 +91,7 @@ type DefaultDNSRule struct {
ClashMode string `json:"clash_mode,omitempty"`
WIFISSID Listable[string] `json:"wifi_ssid,omitempty"`
WIFIBSSID Listable[string] `json:"wifi_bssid,omitempty"`
RuleSet Listable[string] `json:"rule_set,omitempty"`
Invert bool `json:"invert,omitempty"`
Server string `json:"server,omitempty"`
DisableCache bool `json:"disable_cache,omitempty"`

230
option/rule_set.go Normal file
View file

@ -0,0 +1,230 @@
package option
import (
"reflect"
"github.com/sagernet/sing-box/common/json"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/domain"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
"go4.org/netipx"
)
type _RuleSet struct {
Type string `json:"type"`
Tag string `json:"tag"`
Format string `json:"format"`
LocalOptions LocalRuleSet `json:"-"`
RemoteOptions RemoteRuleSet `json:"-"`
}
type RuleSet _RuleSet
func (r RuleSet) MarshalJSON() ([]byte, error) {
var v any
switch r.Type {
case C.RuleSetTypeLocal:
v = r.LocalOptions
case C.RuleSetTypeRemote:
v = r.RemoteOptions
default:
return nil, E.New("unknown rule set type: " + r.Type)
}
return MarshallObjects((_RuleSet)(r), v)
}
func (r *RuleSet) UnmarshalJSON(bytes []byte) error {
err := json.Unmarshal(bytes, (*_RuleSet)(r))
if err != nil {
return err
}
if r.Tag == "" {
return E.New("missing tag")
}
switch r.Format {
case "":
return E.New("missing format")
case C.RuleSetFormatSource, C.RuleSetFormatBinary:
default:
return E.New("unknown rule set format: " + r.Format)
}
var v any
switch r.Type {
case C.RuleSetTypeLocal:
v = &r.LocalOptions
case C.RuleSetTypeRemote:
v = &r.RemoteOptions
case "":
return E.New("missing type")
default:
return E.New("unknown rule set type: " + r.Type)
}
err = UnmarshallExcluded(bytes, (*_RuleSet)(r), v)
if err != nil {
return E.Cause(err, "rule set")
}
return nil
}
type LocalRuleSet struct {
Path string `json:"path,omitempty"`
}
type RemoteRuleSet struct {
URL string `json:"url"`
DownloadDetour string `json:"download_detour,omitempty"`
UpdateInterval Duration `json:"update_interval,omitempty"`
}
type _HeadlessRule struct {
Type string `json:"type,omitempty"`
DefaultOptions DefaultHeadlessRule `json:"-"`
LogicalOptions LogicalHeadlessRule `json:"-"`
}
type HeadlessRule _HeadlessRule
func (r HeadlessRule) MarshalJSON() ([]byte, error) {
var v any
switch r.Type {
case C.RuleTypeDefault:
r.Type = ""
v = r.DefaultOptions
case C.RuleTypeLogical:
v = r.LogicalOptions
default:
return nil, E.New("unknown rule type: " + r.Type)
}
return MarshallObjects((_HeadlessRule)(r), v)
}
func (r *HeadlessRule) UnmarshalJSON(bytes []byte) error {
err := json.Unmarshal(bytes, (*_HeadlessRule)(r))
if err != nil {
return err
}
var v any
switch r.Type {
case "", C.RuleTypeDefault:
r.Type = C.RuleTypeDefault
v = &r.DefaultOptions
case C.RuleTypeLogical:
v = &r.LogicalOptions
default:
return E.New("unknown rule type: " + r.Type)
}
err = UnmarshallExcluded(bytes, (*_HeadlessRule)(r), v)
if err != nil {
return E.Cause(err, "route rule-set rule")
}
return nil
}
func (r HeadlessRule) IsValid() bool {
switch r.Type {
case C.RuleTypeDefault, "":
return r.DefaultOptions.IsValid()
case C.RuleTypeLogical:
return r.LogicalOptions.IsValid()
default:
panic("unknown rule type: " + r.Type)
}
}
type DefaultHeadlessRule struct {
QueryType Listable[DNSQueryType] `json:"query_type,omitempty"`
Network Listable[string] `json:"network,omitempty"`
Domain Listable[string] `json:"domain,omitempty"`
DomainSuffix Listable[string] `json:"domain_suffix,omitempty"`
DomainKeyword Listable[string] `json:"domain_keyword,omitempty"`
DomainRegex Listable[string] `json:"domain_regex,omitempty"`
SourceIPCIDR Listable[string] `json:"source_ip_cidr,omitempty"`
IPCIDR Listable[string] `json:"ip_cidr,omitempty"`
SourcePort Listable[uint16] `json:"source_port,omitempty"`
SourcePortRange Listable[string] `json:"source_port_range,omitempty"`
Port Listable[uint16] `json:"port,omitempty"`
PortRange Listable[string] `json:"port_range,omitempty"`
ProcessName Listable[string] `json:"process_name,omitempty"`
ProcessPath Listable[string] `json:"process_path,omitempty"`
PackageName Listable[string] `json:"package_name,omitempty"`
WIFISSID Listable[string] `json:"wifi_ssid,omitempty"`
WIFIBSSID Listable[string] `json:"wifi_bssid,omitempty"`
Invert bool `json:"invert,omitempty"`
DomainMatcher *domain.Matcher `json:"-"`
SourceIPSet *netipx.IPSet `json:"-"`
IPSet *netipx.IPSet `json:"-"`
}
func (r DefaultHeadlessRule) IsValid() bool {
var defaultValue DefaultHeadlessRule
defaultValue.Invert = r.Invert
return !reflect.DeepEqual(r, defaultValue)
}
type LogicalHeadlessRule struct {
Mode string `json:"mode"`
Rules []HeadlessRule `json:"rules,omitempty"`
Invert bool `json:"invert,omitempty"`
}
func (r LogicalHeadlessRule) IsValid() bool {
return len(r.Rules) > 0 && common.All(r.Rules, HeadlessRule.IsValid)
}
type _PlainRuleSetCompat struct {
Version int `json:"version"`
Options PlainRuleSet `json:"-"`
}
type PlainRuleSetCompat _PlainRuleSetCompat
func (r PlainRuleSetCompat) MarshalJSON() ([]byte, error) {
var v any
switch r.Version {
case C.RuleSetVersion1:
v = r.Options
default:
return nil, E.New("unknown rule set version: ", r.Version)
}
return MarshallObjects((_PlainRuleSetCompat)(r), v)
}
func (r *PlainRuleSetCompat) UnmarshalJSON(bytes []byte) error {
err := json.Unmarshal(bytes, (*_PlainRuleSetCompat)(r))
if err != nil {
return err
}
var v any
switch r.Version {
case C.RuleSetVersion1:
v = &r.Options
case 0:
return E.New("missing rule set version")
default:
return E.New("unknown rule set version: ", r.Version)
}
err = UnmarshallExcluded(bytes, (*_PlainRuleSetCompat)(r), v)
if err != nil {
return E.Cause(err, "rule set")
}
return nil
}
func (r PlainRuleSetCompat) Upgrade() PlainRuleSet {
var result PlainRuleSet
switch r.Version {
case C.RuleSetVersion1:
result = r.Options
default:
panic("unknown rule set version: " + F.ToString(r.Version))
}
return result
}
type PlainRuleSet struct {
Rules []HeadlessRule `json:"rules,omitempty"`
}

226
option/time_unit.go Normal file
View file

@ -0,0 +1,226 @@
package option
import (
"errors"
"time"
)
// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
const durationDay = 24 * time.Hour
var unitMap = map[string]uint64{
"ns": uint64(time.Nanosecond),
"us": uint64(time.Microsecond),
"µs": uint64(time.Microsecond), // U+00B5 = micro symbol
"μs": uint64(time.Microsecond), // U+03BC = Greek letter mu
"ms": uint64(time.Millisecond),
"s": uint64(time.Second),
"m": uint64(time.Minute),
"h": uint64(time.Hour),
"d": uint64(durationDay),
}
// ParseDuration parses a duration string.
// A duration string is a possibly signed sequence of
// decimal numbers, each with optional fraction and a unit suffix,
// such as "300ms", "-1.5h" or "2h45m".
// Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".
func ParseDuration(s string) (Duration, error) {
// [-+]?([0-9]*(\.[0-9]*)?[a-z]+)+
orig := s
var d uint64
neg := false
// Consume [-+]?
if s != "" {
c := s[0]
if c == '-' || c == '+' {
neg = c == '-'
s = s[1:]
}
}
// Special case: if all that is left is "0", this is zero.
if s == "0" {
return 0, nil
}
if s == "" {
return 0, errors.New("time: invalid duration " + quote(orig))
}
for s != "" {
var (
v, f uint64 // integers before, after decimal point
scale float64 = 1 // value = v + f/scale
)
var err error
// The next character must be [0-9.]
if !(s[0] == '.' || '0' <= s[0] && s[0] <= '9') {
return 0, errors.New("time: invalid duration " + quote(orig))
}
// Consume [0-9]*
pl := len(s)
v, s, err = leadingInt(s)
if err != nil {
return 0, errors.New("time: invalid duration " + quote(orig))
}
pre := pl != len(s) // whether we consumed anything before a period
// Consume (\.[0-9]*)?
post := false
if s != "" && s[0] == '.' {
s = s[1:]
pl := len(s)
f, scale, s = leadingFraction(s)
post = pl != len(s)
}
if !pre && !post {
// no digits (e.g. ".s" or "-.s")
return 0, errors.New("time: invalid duration " + quote(orig))
}
// Consume unit.
i := 0
for ; i < len(s); i++ {
c := s[i]
if c == '.' || '0' <= c && c <= '9' {
break
}
}
if i == 0 {
return 0, errors.New("time: missing unit in duration " + quote(orig))
}
u := s[:i]
s = s[i:]
unit, ok := unitMap[u]
if !ok {
return 0, errors.New("time: unknown unit " + quote(u) + " in duration " + quote(orig))
}
if v > 1<<63/unit {
// overflow
return 0, errors.New("time: invalid duration " + quote(orig))
}
v *= unit
if f > 0 {
// float64 is needed to be nanosecond accurate for fractions of hours.
// v >= 0 && (f*unit/scale) <= 3.6e+12 (ns/h, h is the largest unit)
v += uint64(float64(f) * (float64(unit) / scale))
if v > 1<<63 {
// overflow
return 0, errors.New("time: invalid duration " + quote(orig))
}
}
d += v
if d > 1<<63 {
return 0, errors.New("time: invalid duration " + quote(orig))
}
}
if neg {
return -Duration(d), nil
}
if d > 1<<63-1 {
return 0, errors.New("time: invalid duration " + quote(orig))
}
return Duration(d), nil
}
var errLeadingInt = errors.New("time: bad [0-9]*") // never printed
// leadingInt consumes the leading [0-9]* from s.
func leadingInt[bytes []byte | string](s bytes) (x uint64, rem bytes, err error) {
i := 0
for ; i < len(s); i++ {
c := s[i]
if c < '0' || c > '9' {
break
}
if x > 1<<63/10 {
// overflow
return 0, rem, errLeadingInt
}
x = x*10 + uint64(c) - '0'
if x > 1<<63 {
// overflow
return 0, rem, errLeadingInt
}
}
return x, s[i:], nil
}
// leadingFraction consumes the leading [0-9]* from s.
// It is used only for fractions, so does not return an error on overflow,
// it just stops accumulating precision.
func leadingFraction(s string) (x uint64, scale float64, rem string) {
i := 0
scale = 1
overflow := false
for ; i < len(s); i++ {
c := s[i]
if c < '0' || c > '9' {
break
}
if overflow {
continue
}
if x > (1<<63-1)/10 {
// It's possible for overflow to give a positive number, so take care.
overflow = true
continue
}
y := x*10 + uint64(c) - '0'
if y > 1<<63 {
overflow = true
continue
}
x = y
scale *= 10
}
return x, scale, s[i:]
}
// These are borrowed from unicode/utf8 and strconv and replicate behavior in
// that package, since we can't take a dependency on either.
const (
lowerhex = "0123456789abcdef"
runeSelf = 0x80
runeError = '\uFFFD'
)
func quote(s string) string {
buf := make([]byte, 1, len(s)+2) // slice will be at least len(s) + quotes
buf[0] = '"'
for i, c := range s {
if c >= runeSelf || c < ' ' {
// This means you are asking us to parse a time.Duration or
// time.Location with unprintable or non-ASCII characters in it.
// We don't expect to hit this case very often. We could try to
// reproduce strconv.Quote's behavior with full fidelity but
// given how rarely we expect to hit these edge cases, speed and
// conciseness are better.
var width int
if c == runeError {
width = 1
if i+2 < len(s) && s[i:i+3] == string(runeError) {
width = 3
}
} else {
width = len(string(c))
}
for j := 0; j < width; j++ {
buf = append(buf, `\x`...)
buf = append(buf, lowerhex[s[i+j]>>4])
buf = append(buf, lowerhex[s[i+j]&0xF])
}
} else {
if c == '"' || c == '\\' {
buf = append(buf, '\\')
}
buf = append(buf, string(c)...)
}
}
buf = append(buf, '"')
return string(buf)
}

View file

@ -164,7 +164,7 @@ func (d *Duration) UnmarshalJSON(bytes []byte) error {
if err != nil {
return err
}
duration, err := time.ParseDuration(value)
duration, err := ParseDuration(value)
if err != nil {
return err
}
@ -174,6 +174,14 @@ func (d *Duration) UnmarshalJSON(bytes []byte) error {
type DNSQueryType uint16
func (t DNSQueryType) String() string {
typeName, loaded := mDNS.TypeToString[uint16(t)]
if loaded {
return typeName
}
return F.ToString(uint16(t))
}
func (t DNSQueryType) MarshalJSON() ([]byte, error) {
typeName, loaded := mDNS.TypeToString[uint16(t)]
if loaded {

View file

@ -39,6 +39,7 @@ import (
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
serviceNTP "github.com/sagernet/sing/common/ntp"
"github.com/sagernet/sing/common/task"
"github.com/sagernet/sing/common/uot"
"github.com/sagernet/sing/service"
"github.com/sagernet/sing/service/pause"
@ -64,9 +65,12 @@ type Router struct {
geoIPReader *geoip.Reader
geositeReader *geosite.Reader
geositeCache map[string]adapter.Rule
needFindProcess bool
dnsClient *dns.Client
defaultDomainStrategy dns.DomainStrategy
dnsRules []adapter.DNSRule
ruleSets []adapter.RuleSet
ruleSetMap map[string]adapter.RuleSet
defaultTransport dns.Transport
transports []dns.Transport
transportMap map[string]dns.Transport
@ -107,11 +111,13 @@ func NewRouter(
outboundByTag: make(map[string]adapter.Outbound),
rules: make([]adapter.Rule, 0, len(options.Rules)),
dnsRules: make([]adapter.DNSRule, 0, len(dnsOptions.Rules)),
ruleSetMap: make(map[string]adapter.RuleSet),
needGeoIPDatabase: hasRule(options.Rules, isGeoIPRule) || hasDNSRule(dnsOptions.Rules, isGeoIPDNSRule),
needGeositeDatabase: hasRule(options.Rules, isGeositeRule) || hasDNSRule(dnsOptions.Rules, isGeositeDNSRule),
geoIPOptions: common.PtrValueOrDefault(options.GeoIP),
geositeOptions: common.PtrValueOrDefault(options.Geosite),
geositeCache: make(map[string]adapter.Rule),
needFindProcess: hasRule(options.Rules, isProcessRule) || hasDNSRule(dnsOptions.Rules, isProcessDNSRule) || options.FindProcess,
defaultDetour: options.Final,
defaultDomainStrategy: dns.DomainStrategy(dnsOptions.Strategy),
autoDetectInterface: options.AutoDetectInterface,
@ -141,6 +147,17 @@ func NewRouter(
}
router.dnsRules = append(router.dnsRules, dnsRule)
}
for i, ruleSetOptions := range options.RuleSet {
if _, exists := router.ruleSetMap[ruleSetOptions.Tag]; exists {
return nil, E.New("duplicate rule-set tag: ", ruleSetOptions.Tag)
}
ruleSet, err := NewRuleSet(ctx, router, router.logger, ruleSetOptions)
if err != nil {
return nil, E.Cause(err, "parse rule-set[", i, "]")
}
router.ruleSets = append(router.ruleSets, ruleSet)
router.ruleSetMap[ruleSetOptions.Tag] = ruleSet
}
transports := make([]dns.Transport, len(dnsOptions.Servers))
dummyTransportMap := make(map[string]dns.Transport)
@ -296,34 +313,6 @@ func NewRouter(
router.interfaceMonitor = interfaceMonitor
}
needFindProcess := hasRule(options.Rules, isProcessRule) || hasDNSRule(dnsOptions.Rules, isProcessDNSRule) || options.FindProcess
needPackageManager := C.IsAndroid && platformInterface == nil && (needFindProcess || common.Any(inbounds, func(inbound option.Inbound) bool {
return len(inbound.TunOptions.IncludePackage) > 0 || len(inbound.TunOptions.ExcludePackage) > 0
}))
if needPackageManager {
packageManager, err := tun.NewPackageManager(router)
if err != nil {
return nil, E.Cause(err, "create package manager")
}
router.packageManager = packageManager
}
if needFindProcess {
if platformInterface != nil {
router.processSearcher = platformInterface
} else {
searcher, err := process.NewSearcher(process.Config{
Logger: logFactory.NewLogger("router/process"),
PackageManager: router.packageManager,
})
if err != nil {
if err != os.ErrInvalid {
router.logger.Warn(E.Cause(err, "create process searcher"))
}
} else {
router.processSearcher = searcher
}
}
}
if ntpOptions.Enabled {
timeService, err := ntp.NewService(ctx, router, logFactory.NewLogger("ntp"), ntpOptions)
if err != nil {
@ -332,11 +321,6 @@ func NewRouter(
service.ContextWith[serviceNTP.TimeService](ctx, timeService)
router.timeService = timeService
}
if platformInterface != nil && router.interfaceMonitor != nil && router.needWIFIState {
router.interfaceMonitor.RegisterCallback(func(_ int) {
router.updateWIFIState()
})
}
return router, nil
}
@ -451,12 +435,6 @@ func (r *Router) Start() error {
return err
}
}
if r.packageManager != nil {
err := r.packageManager.Start()
if err != nil {
return err
}
}
if r.needGeositeDatabase {
for _, rule := range r.rules {
err := rule.UpdateGeosite()
@ -477,9 +455,89 @@ func (r *Router) Start() error {
r.geositeCache = nil
r.geositeReader = nil
}
if r.needWIFIState {
if r.fakeIPStore != nil {
err := r.fakeIPStore.Start()
if err != nil {
return err
}
}
if len(r.ruleSets) > 0 {
ruleSetStartContext := NewRuleSetStartContext()
var ruleSetStartGroup task.Group
for i, ruleSet := range r.ruleSets {
ruleSetInPlace := ruleSet
ruleSetStartGroup.Append0(func(ctx context.Context) error {
err := ruleSetInPlace.StartContext(ctx, ruleSetStartContext)
if err != nil {
return E.Cause(err, "initialize rule-set[", i, "]")
}
return nil
})
}
ruleSetStartGroup.Concurrency(5)
ruleSetStartGroup.FastFail()
err := ruleSetStartGroup.Run(r.ctx)
if err != nil {
return err
}
ruleSetStartContext.Close()
}
var (
needProcessFromRuleSet bool
needWIFIStateFromRuleSet bool
)
for _, ruleSet := range r.ruleSets {
metadata := ruleSet.Metadata()
if metadata.ContainsProcessRule {
needProcessFromRuleSet = true
}
if metadata.ContainsWIFIRule {
needWIFIStateFromRuleSet = true
}
}
if needProcessFromRuleSet || r.needFindProcess {
needPackageManager := C.IsAndroid && r.platformInterface == nil
if needPackageManager {
packageManager, err := tun.NewPackageManager(r)
if err != nil {
return E.Cause(err, "create package manager")
}
if packageManager != nil {
err = packageManager.Start()
if err != nil {
return err
}
}
r.packageManager = packageManager
}
if r.platformInterface != nil {
r.processSearcher = r.platformInterface
} else {
searcher, err := process.NewSearcher(process.Config{
Logger: r.logger,
PackageManager: r.packageManager,
})
if err != nil {
if err != os.ErrInvalid {
r.logger.Warn(E.Cause(err, "create process searcher"))
}
} else {
r.processSearcher = searcher
}
}
}
if needWIFIStateFromRuleSet || r.needWIFIState {
if r.platformInterface != nil && r.interfaceMonitor != nil {
r.interfaceMonitor.RegisterCallback(func(_ int) {
r.updateWIFIState()
})
}
r.updateWIFIState()
}
for i, rule := range r.rules {
err := rule.Start()
if err != nil {
@ -492,12 +550,6 @@ func (r *Router) Start() error {
return E.Cause(err, "initialize DNS rule[", i, "]")
}
}
if r.fakeIPStore != nil {
err := r.fakeIPStore.Start()
if err != nil {
return err
}
}
for i, transport := range r.transports {
err := transport.Start()
if err != nil {
@ -573,6 +625,14 @@ func (r *Router) Close() error {
}
func (r *Router) PostStart() error {
if len(r.ruleSets) > 0 {
for i, ruleSet := range r.ruleSets {
err := ruleSet.PostStart()
if err != nil {
return E.Cause(err, "post start rule-set[", i, "]")
}
}
}
r.started = true
return nil
}
@ -582,11 +642,17 @@ func (r *Router) Outbound(tag string) (adapter.Outbound, bool) {
return outbound, loaded
}
func (r *Router) DefaultOutbound(network string) adapter.Outbound {
func (r *Router) DefaultOutbound(network string) (adapter.Outbound, error) {
if network == N.NetworkTCP {
return r.defaultOutboundForConnection
if r.defaultOutboundForConnection == nil {
return nil, E.New("missing default outbound for TCP connections")
}
return r.defaultOutboundForConnection, nil
} else {
return r.defaultOutboundForPacketConnection
if r.defaultOutboundForPacketConnection == nil {
return nil, E.New("missing default outbound for UDP connections")
}
return r.defaultOutboundForPacketConnection, nil
}
}
@ -594,6 +660,11 @@ func (r *Router) FakeIPStore() adapter.FakeIPStore {
return r.fakeIPStore
}
func (r *Router) RuleSet(tag string) (adapter.RuleSet, bool) {
ruleSet, loaded := r.ruleSetMap[tag]
return ruleSet, loaded
}
func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
if metadata.InboundDetour != "" {
if metadata.LastInbound == metadata.InboundDetour {
@ -882,6 +953,7 @@ func (r *Router) match0(ctx context.Context, metadata *adapter.InboundContext, d
}
}
for i, rule := range r.rules {
metadata.ResetRuleCache()
if rule.Match(metadata) {
detour := rule.Outbound()
r.logger.DebugContext(ctx, "match[", i, "] ", rule.String(), " => ", detour)

View file

@ -43,6 +43,7 @@ func (r *Router) matchDNS(ctx context.Context) (context.Context, dns.Transport,
panic("no context")
}
for i, rule := range r.dnsRules {
metadata.ResetRuleCache()
if rule.Match(metadata) {
detour := rule.Outbound()
transport, loaded := r.transportMap[detour]

View file

@ -13,8 +13,6 @@ import (
"github.com/sagernet/sing-box/common/geoip"
"github.com/sagernet/sing-box/common/geosite"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
"github.com/sagernet/sing/common/rw"
@ -243,71 +241,3 @@ func (r *Router) downloadGeositeDatabase(savePath string) error {
}
return err
}
func hasRule(rules []option.Rule, cond func(rule option.DefaultRule) bool) bool {
for _, rule := range rules {
switch rule.Type {
case C.RuleTypeDefault:
if cond(rule.DefaultOptions) {
return true
}
case C.RuleTypeLogical:
if hasRule(rule.LogicalOptions.Rules, cond) {
return true
}
}
}
return false
}
func hasDNSRule(rules []option.DNSRule, cond func(rule option.DefaultDNSRule) bool) bool {
for _, rule := range rules {
switch rule.Type {
case C.RuleTypeDefault:
if cond(rule.DefaultOptions) {
return true
}
case C.RuleTypeLogical:
if hasDNSRule(rule.LogicalOptions.Rules, cond) {
return true
}
}
}
return false
}
func isGeoIPRule(rule option.DefaultRule) bool {
return len(rule.SourceGeoIP) > 0 && common.Any(rule.SourceGeoIP, notPrivateNode) || len(rule.GeoIP) > 0 && common.Any(rule.GeoIP, notPrivateNode)
}
func isGeoIPDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.SourceGeoIP) > 0 && common.Any(rule.SourceGeoIP, notPrivateNode)
}
func isGeositeRule(rule option.DefaultRule) bool {
return len(rule.Geosite) > 0
}
func isGeositeDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.Geosite) > 0
}
func isProcessRule(rule option.DefaultRule) bool {
return len(rule.ProcessName) > 0 || len(rule.ProcessPath) > 0 || len(rule.PackageName) > 0 || len(rule.User) > 0 || len(rule.UserID) > 0
}
func isProcessDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.ProcessName) > 0 || len(rule.ProcessPath) > 0 || len(rule.PackageName) > 0 || len(rule.User) > 0 || len(rule.UserID) > 0
}
func notPrivateNode(code string) bool {
return code != "private"
}
func isWIFIRule(rule option.DefaultRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}
func isWIFIDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}

99
route/router_rule.go Normal file
View file

@ -0,0 +1,99 @@
package route
import (
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common"
)
func hasRule(rules []option.Rule, cond func(rule option.DefaultRule) bool) bool {
for _, rule := range rules {
switch rule.Type {
case C.RuleTypeDefault:
if cond(rule.DefaultOptions) {
return true
}
case C.RuleTypeLogical:
if hasRule(rule.LogicalOptions.Rules, cond) {
return true
}
}
}
return false
}
func hasDNSRule(rules []option.DNSRule, cond func(rule option.DefaultDNSRule) bool) bool {
for _, rule := range rules {
switch rule.Type {
case C.RuleTypeDefault:
if cond(rule.DefaultOptions) {
return true
}
case C.RuleTypeLogical:
if hasDNSRule(rule.LogicalOptions.Rules, cond) {
return true
}
}
}
return false
}
func hasHeadlessRule(rules []option.HeadlessRule, cond func(rule option.DefaultHeadlessRule) bool) bool {
for _, rule := range rules {
switch rule.Type {
case C.RuleTypeDefault:
if cond(rule.DefaultOptions) {
return true
}
case C.RuleTypeLogical:
if hasHeadlessRule(rule.LogicalOptions.Rules, cond) {
return true
}
}
}
return false
}
func isGeoIPRule(rule option.DefaultRule) bool {
return len(rule.SourceGeoIP) > 0 && common.Any(rule.SourceGeoIP, notPrivateNode) || len(rule.GeoIP) > 0 && common.Any(rule.GeoIP, notPrivateNode)
}
func isGeoIPDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.SourceGeoIP) > 0 && common.Any(rule.SourceGeoIP, notPrivateNode)
}
func isGeositeRule(rule option.DefaultRule) bool {
return len(rule.Geosite) > 0
}
func isGeositeDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.Geosite) > 0
}
func isProcessRule(rule option.DefaultRule) bool {
return len(rule.ProcessName) > 0 || len(rule.ProcessPath) > 0 || len(rule.PackageName) > 0 || len(rule.User) > 0 || len(rule.UserID) > 0
}
func isProcessDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.ProcessName) > 0 || len(rule.ProcessPath) > 0 || len(rule.PackageName) > 0 || len(rule.User) > 0 || len(rule.UserID) > 0
}
func isProcessHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.ProcessName) > 0 || len(rule.ProcessPath) > 0 || len(rule.PackageName) > 0
}
func notPrivateNode(code string) bool {
return code != "private"
}
func isWIFIRule(rule option.DefaultRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}
func isWIFIDNSRule(rule option.DefaultDNSRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}
func isWIFIHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}

View file

@ -1,6 +1,7 @@
package route
import (
"io"
"strings"
"github.com/sagernet/sing-box/adapter"
@ -16,6 +17,7 @@ type abstractDefaultRule struct {
destinationAddressItems []RuleItem
destinationPortItems []RuleItem
allItems []RuleItem
ruleSetItem RuleItem
invert bool
outbound string
}
@ -61,63 +63,63 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
return true
}
if len(r.sourceAddressItems) > 0 && !metadata.SourceAddressMatch {
for _, item := range r.sourceAddressItems {
if item.Match(metadata) {
metadata.SourceAddressMatch = true
break
}
}
}
if len(r.sourcePortItems) > 0 && !metadata.SourceAddressMatch {
for _, item := range r.sourcePortItems {
if item.Match(metadata) {
metadata.SourcePortMatch = true
break
}
}
}
if len(r.destinationAddressItems) > 0 && !metadata.SourceAddressMatch {
for _, item := range r.destinationAddressItems {
if item.Match(metadata) {
metadata.DestinationAddressMatch = true
break
}
}
}
if len(r.destinationPortItems) > 0 && !metadata.SourceAddressMatch {
for _, item := range r.destinationPortItems {
if item.Match(metadata) {
metadata.DestinationPortMatch = true
break
}
}
}
for _, item := range r.items {
if !item.Match(metadata) {
return r.invert
}
}
if len(r.sourceAddressItems) > 0 {
var sourceAddressMatch bool
for _, item := range r.sourceAddressItems {
if item.Match(metadata) {
sourceAddressMatch = true
break
}
}
if !sourceAddressMatch {
if len(r.sourceAddressItems) > 0 && !metadata.SourceAddressMatch {
return r.invert
}
}
if len(r.sourcePortItems) > 0 {
var sourcePortMatch bool
for _, item := range r.sourcePortItems {
if item.Match(metadata) {
sourcePortMatch = true
break
}
}
if !sourcePortMatch {
if len(r.sourcePortItems) > 0 && !metadata.SourcePortMatch {
return r.invert
}
}
if len(r.destinationAddressItems) > 0 {
var destinationAddressMatch bool
for _, item := range r.destinationAddressItems {
if item.Match(metadata) {
destinationAddressMatch = true
break
}
}
if !destinationAddressMatch {
if len(r.destinationAddressItems) > 0 && !metadata.DestinationAddressMatch {
return r.invert
}
}
if len(r.destinationPortItems) > 0 {
var destinationPortMatch bool
for _, item := range r.destinationPortItems {
if item.Match(metadata) {
destinationPortMatch = true
break
}
}
if !destinationPortMatch {
if len(r.destinationPortItems) > 0 && !metadata.DestinationPortMatch {
return r.invert
}
}
return !r.invert
}
@ -135,7 +137,7 @@ func (r *abstractDefaultRule) String() string {
}
type abstractLogicalRule struct {
rules []adapter.Rule
rules []adapter.HeadlessRule
mode string
invert bool
outbound string
@ -146,7 +148,10 @@ func (r *abstractLogicalRule) Type() string {
}
func (r *abstractLogicalRule) UpdateGeosite() error {
for _, rule := range r.rules {
for _, rule := range common.FilterIsInstance(r.rules, func(it adapter.HeadlessRule) (adapter.Rule, bool) {
rule, loaded := it.(adapter.Rule)
return rule, loaded
}) {
err := rule.UpdateGeosite()
if err != nil {
return err
@ -156,7 +161,10 @@ func (r *abstractLogicalRule) UpdateGeosite() error {
}
func (r *abstractLogicalRule) Start() error {
for _, rule := range r.rules {
for _, rule := range common.FilterIsInstance(r.rules, func(it adapter.HeadlessRule) (common.Starter, bool) {
rule, loaded := it.(common.Starter)
return rule, loaded
}) {
err := rule.Start()
if err != nil {
return err
@ -166,7 +174,10 @@ func (r *abstractLogicalRule) Start() error {
}
func (r *abstractLogicalRule) Close() error {
for _, rule := range r.rules {
for _, rule := range common.FilterIsInstance(r.rules, func(it adapter.HeadlessRule) (io.Closer, bool) {
rule, loaded := it.(io.Closer)
return rule, loaded
}) {
err := rule.Close()
if err != nil {
return err
@ -177,11 +188,13 @@ func (r *abstractLogicalRule) Close() error {
func (r *abstractLogicalRule) Match(metadata *adapter.InboundContext) bool {
if r.mode == C.LogicalTypeAnd {
return common.All(r.rules, func(it adapter.Rule) bool {
return common.All(r.rules, func(it adapter.HeadlessRule) bool {
metadata.ResetRuleCache()
return it.Match(metadata)
}) != r.invert
} else {
return common.Any(r.rules, func(it adapter.Rule) bool {
return common.Any(r.rules, func(it adapter.HeadlessRule) bool {
metadata.ResetRuleCache()
return it.Match(metadata)
}) != r.invert
}

View file

@ -194,6 +194,11 @@ func NewDefaultRule(router adapter.Router, logger log.ContextLogger, options opt
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.RuleSet) > 0 {
item := NewRuleSetItem(router, options.RuleSet, options.RuleSetIPCIDRMatchSource)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
return rule, nil
}
@ -206,7 +211,7 @@ type LogicalRule struct {
func NewLogicalRule(router adapter.Router, logger log.ContextLogger, options option.LogicalRule) (*LogicalRule, error) {
r := &LogicalRule{
abstractLogicalRule{
rules: make([]adapter.Rule, len(options.Rules)),
rules: make([]adapter.HeadlessRule, len(options.Rules)),
invert: options.Invert,
outbound: options.Outbound,
},

View file

@ -190,6 +190,11 @@ func NewDefaultDNSRule(router adapter.Router, logger log.ContextLogger, options
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.RuleSet) > 0 {
item := NewRuleSetItem(router, options.RuleSet, false)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
return rule, nil
}
@ -212,7 +217,7 @@ type LogicalDNSRule struct {
func NewLogicalDNSRule(router adapter.Router, logger log.ContextLogger, options option.LogicalDNSRule) (*LogicalDNSRule, error) {
r := &LogicalDNSRule{
abstractLogicalRule: abstractLogicalRule{
rules: make([]adapter.Rule, len(options.Rules)),
rules: make([]adapter.HeadlessRule, len(options.Rules)),
invert: options.Invert,
outbound: options.Server,
},

173
route/rule_headless.go Normal file
View file

@ -0,0 +1,173 @@
package route
import (
"github.com/sagernet/sing-box/adapter"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
)
func NewHeadlessRule(router adapter.Router, options option.HeadlessRule) (adapter.HeadlessRule, error) {
switch options.Type {
case "", C.RuleTypeDefault:
if !options.DefaultOptions.IsValid() {
return nil, E.New("missing conditions")
}
return NewDefaultHeadlessRule(router, options.DefaultOptions)
case C.RuleTypeLogical:
if !options.LogicalOptions.IsValid() {
return nil, E.New("missing conditions")
}
return NewLogicalHeadlessRule(router, options.LogicalOptions)
default:
return nil, E.New("unknown rule type: ", options.Type)
}
}
var _ adapter.HeadlessRule = (*DefaultHeadlessRule)(nil)
type DefaultHeadlessRule struct {
abstractDefaultRule
}
func NewDefaultHeadlessRule(router adapter.Router, options option.DefaultHeadlessRule) (*DefaultHeadlessRule, error) {
rule := &DefaultHeadlessRule{
abstractDefaultRule{
invert: options.Invert,
},
}
if len(options.Network) > 0 {
item := NewNetworkItem(options.Network)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.Domain) > 0 || len(options.DomainSuffix) > 0 {
item := NewDomainItem(options.Domain, options.DomainSuffix)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.allItems = append(rule.allItems, item)
} else if options.DomainMatcher != nil {
item := NewRawDomainItem(options.DomainMatcher)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.DomainKeyword) > 0 {
item := NewDomainKeywordItem(options.DomainKeyword)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.DomainRegex) > 0 {
item, err := NewDomainRegexItem(options.DomainRegex)
if err != nil {
return nil, E.Cause(err, "domain_regex")
}
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourceIPCIDR) > 0 {
item, err := NewIPCIDRItem(true, options.SourceIPCIDR)
if err != nil {
return nil, E.Cause(err, "source_ipcidr")
}
rule.sourceAddressItems = append(rule.sourceAddressItems, item)
rule.allItems = append(rule.allItems, item)
} else if options.SourceIPSet != nil {
item := NewRawIPCIDRItem(true, options.SourceIPSet)
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, "ipcidr")
}
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.allItems = append(rule.allItems, item)
} else if options.IPSet != nil {
item := NewRawIPCIDRItem(false, options.IPSet)
rule.destinationAddressItems = append(rule.destinationAddressItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourcePort) > 0 {
item := NewPortItem(true, options.SourcePort)
rule.sourcePortItems = append(rule.sourcePortItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.SourcePortRange) > 0 {
item, err := NewPortRangeItem(true, options.SourcePortRange)
if err != nil {
return nil, E.Cause(err, "source_port_range")
}
rule.sourcePortItems = append(rule.sourcePortItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.Port) > 0 {
item := NewPortItem(false, options.Port)
rule.destinationPortItems = append(rule.destinationPortItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.PortRange) > 0 {
item, err := NewPortRangeItem(false, options.PortRange)
if err != nil {
return nil, E.Cause(err, "port_range")
}
rule.destinationPortItems = append(rule.destinationPortItems, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.ProcessName) > 0 {
item := NewProcessItem(options.ProcessName)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.ProcessPath) > 0 {
item := NewProcessPathItem(options.ProcessPath)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.PackageName) > 0 {
item := NewPackageNameItem(options.PackageName)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.WIFISSID) > 0 {
item := NewWIFISSIDItem(router, options.WIFISSID)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
if len(options.WIFIBSSID) > 0 {
item := NewWIFIBSSIDItem(router, options.WIFIBSSID)
rule.items = append(rule.items, item)
rule.allItems = append(rule.allItems, item)
}
return rule, nil
}
var _ adapter.HeadlessRule = (*LogicalHeadlessRule)(nil)
type LogicalHeadlessRule struct {
abstractLogicalRule
}
func NewLogicalHeadlessRule(router adapter.Router, options option.LogicalHeadlessRule) (*LogicalHeadlessRule, error) {
r := &LogicalHeadlessRule{
abstractLogicalRule{
rules: make([]adapter.HeadlessRule, len(options.Rules)),
invert: options.Invert,
},
}
switch options.Mode {
case C.LogicalTypeAnd:
r.mode = C.LogicalTypeAnd
case C.LogicalTypeOr:
r.mode = C.LogicalTypeOr
default:
return nil, E.New("unknown logical mode: ", options.Mode)
}
for i, subRule := range options.Rules {
rule, err := NewHeadlessRule(router, subRule)
if err != nil {
return nil, E.Cause(err, "sub rule[", i, "]")
}
r.rules[i] = rule
}
return r, nil
}

View file

@ -31,7 +31,7 @@ func NewIPCIDRItem(isSource bool, prefixStrings []string) (*IPCIDRItem, error) {
builder.Add(addr)
continue
}
return nil, E.Cause(err, "parse ip_cidr [", i, "]")
return nil, E.Cause(err, "parse [", i, "]")
}
var description string
if isSource {
@ -57,8 +57,23 @@ func NewIPCIDRItem(isSource bool, prefixStrings []string) (*IPCIDRItem, error) {
}, nil
}
func NewRawIPCIDRItem(isSource bool, ipSet *netipx.IPSet) *IPCIDRItem {
var description string
if isSource {
description = "source_ipcidr="
} else {
description = "ipcidr="
}
description += "<binary>"
return &IPCIDRItem{
ipSet: ipSet,
isSource: isSource,
description: description,
}
}
func (r *IPCIDRItem) Match(metadata *adapter.InboundContext) bool {
if r.isSource {
if r.isSource || metadata.QueryType != 0 || metadata.IPCIDRMatchSource {
return r.ipSet.Contains(metadata.Source.Addr)
} else {
if metadata.Destination.IsIP() {

View file

@ -43,6 +43,13 @@ func NewDomainItem(domains []string, domainSuffixes []string) *DomainItem {
}
}
func NewRawDomainItem(matcher *domain.Matcher) *DomainItem {
return &DomainItem{
matcher,
"domain/domain_suffix=<binary>",
}
}
func (r *DomainItem) Match(metadata *adapter.InboundContext) bool {
var domainHost string
if metadata.Domain != "" {

View file

@ -0,0 +1,55 @@
package route
import (
"strings"
"github.com/sagernet/sing-box/adapter"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
)
var _ RuleItem = (*RuleSetItem)(nil)
type RuleSetItem struct {
router adapter.Router
tagList []string
setList []adapter.HeadlessRule
ipcidrMatchSource bool
}
func NewRuleSetItem(router adapter.Router, tagList []string, ipCIDRMatchSource bool) *RuleSetItem {
return &RuleSetItem{
router: router,
tagList: tagList,
ipcidrMatchSource: ipCIDRMatchSource,
}
}
func (r *RuleSetItem) Start() error {
for _, tag := range r.tagList {
ruleSet, loaded := r.router.RuleSet(tag)
if !loaded {
return E.New("rule-set not found: ", tag)
}
r.setList = append(r.setList, ruleSet)
}
return nil
}
func (r *RuleSetItem) Match(metadata *adapter.InboundContext) bool {
metadata.IPCIDRMatchSource = r.ipcidrMatchSource
for _, ruleSet := range r.setList {
if ruleSet.Match(metadata) {
return true
}
}
return false
}
func (r *RuleSetItem) String() string {
if len(r.tagList) == 1 {
return F.ToString("rule_set=", r.tagList[0])
} else {
return F.ToString("rule_set=[", strings.Join(r.tagList, " "), "]")
}
}

67
route/rule_set.go Normal file
View file

@ -0,0 +1,67 @@
package route
import (
"context"
"net"
"net/http"
"sync"
"github.com/sagernet/sing-box/adapter"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
func NewRuleSet(ctx context.Context, router adapter.Router, logger logger.ContextLogger, options option.RuleSet) (adapter.RuleSet, error) {
switch options.Type {
case C.RuleSetTypeLocal:
return NewLocalRuleSet(router, options)
case C.RuleSetTypeRemote:
return NewRemoteRuleSet(ctx, router, logger, options), nil
default:
return nil, E.New("unknown rule set type: ", options.Type)
}
}
var _ adapter.RuleSetStartContext = (*RuleSetStartContext)(nil)
type RuleSetStartContext struct {
access sync.Mutex
httpClientCache map[string]*http.Client
}
func NewRuleSetStartContext() *RuleSetStartContext {
return &RuleSetStartContext{
httpClientCache: make(map[string]*http.Client),
}
}
func (c *RuleSetStartContext) HTTPClient(detour string, dialer N.Dialer) *http.Client {
c.access.Lock()
defer c.access.Unlock()
if httpClient, loaded := c.httpClientCache[detour]; loaded {
return httpClient
}
httpClient := &http.Client{
Transport: &http.Transport{
ForceAttemptHTTP2: true,
TLSHandshakeTimeout: C.TCPTimeout,
DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
return dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
},
},
}
c.httpClientCache[detour] = httpClient
return httpClient
}
func (c *RuleSetStartContext) Close() {
c.access.Lock()
defer c.access.Unlock()
for _, client := range c.httpClientCache {
client.CloseIdleConnections()
}
}

82
route/rule_set_local.go Normal file
View file

@ -0,0 +1,82 @@
package route
import (
"context"
"os"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/json"
"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"
)
var _ adapter.RuleSet = (*LocalRuleSet)(nil)
type LocalRuleSet struct {
rules []adapter.HeadlessRule
metadata adapter.RuleSetMetadata
}
func NewLocalRuleSet(router adapter.Router, options option.RuleSet) (*LocalRuleSet, error) {
setFile, err := os.Open(options.LocalOptions.Path)
if err != nil {
return nil, err
}
var plainRuleSet option.PlainRuleSet
switch options.Format {
case C.RuleSetFormatSource, "":
var compat option.PlainRuleSetCompat
decoder := json.NewDecoder(json.NewCommentFilter(setFile))
decoder.DisallowUnknownFields()
err = decoder.Decode(&compat)
if err != nil {
return nil, err
}
plainRuleSet = compat.Upgrade()
case C.RuleSetFormatBinary:
plainRuleSet, err = srs.Read(setFile, false)
if err != nil {
return nil, err
}
default:
return nil, E.New("unknown rule set format: ", options.Format)
}
rules := make([]adapter.HeadlessRule, len(plainRuleSet.Rules))
for i, ruleOptions := range plainRuleSet.Rules {
rules[i], err = NewHeadlessRule(router, ruleOptions)
if err != nil {
return nil, E.Cause(err, "parse rule_set.rules.[", i, "]")
}
}
var metadata adapter.RuleSetMetadata
metadata.ContainsProcessRule = hasHeadlessRule(plainRuleSet.Rules, isProcessHeadlessRule)
metadata.ContainsWIFIRule = hasHeadlessRule(plainRuleSet.Rules, isWIFIHeadlessRule)
return &LocalRuleSet{rules, metadata}, nil
}
func (s *LocalRuleSet) Match(metadata *adapter.InboundContext) bool {
for _, rule := range s.rules {
if rule.Match(metadata) {
return true
}
}
return false
}
func (s *LocalRuleSet) StartContext(ctx context.Context, startContext adapter.RuleSetStartContext) error {
return nil
}
func (s *LocalRuleSet) PostStart() error {
return nil
}
func (s *LocalRuleSet) Metadata() adapter.RuleSetMetadata {
return s.metadata
}
func (s *LocalRuleSet) Close() error {
return nil
}

264
route/rule_set_remote.go Normal file
View file

@ -0,0 +1,264 @@
package route
import (
"bytes"
"context"
"io"
"net"
"net/http"
"runtime"
"time"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/json"
"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"
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/service"
"github.com/sagernet/sing/service/pause"
)
var _ adapter.RuleSet = (*RemoteRuleSet)(nil)
type RemoteRuleSet struct {
ctx context.Context
cancel context.CancelFunc
router adapter.Router
logger logger.ContextLogger
options option.RuleSet
metadata adapter.RuleSetMetadata
updateInterval time.Duration
dialer N.Dialer
rules []adapter.HeadlessRule
lastUpdated time.Time
lastEtag string
updateTicker *time.Ticker
pauseManager pause.Manager
}
func NewRemoteRuleSet(ctx context.Context, router adapter.Router, logger logger.ContextLogger, options option.RuleSet) *RemoteRuleSet {
ctx, cancel := context.WithCancel(ctx)
var updateInterval time.Duration
if options.RemoteOptions.UpdateInterval > 0 {
updateInterval = time.Duration(options.RemoteOptions.UpdateInterval)
} else {
updateInterval = 24 * time.Hour
}
return &RemoteRuleSet{
ctx: ctx,
cancel: cancel,
router: router,
logger: logger,
options: options,
updateInterval: updateInterval,
pauseManager: pause.ManagerFromContext(ctx),
}
}
func (s *RemoteRuleSet) Match(metadata *adapter.InboundContext) bool {
for _, rule := range s.rules {
if rule.Match(metadata) {
return true
}
}
return false
}
func (s *RemoteRuleSet) StartContext(ctx context.Context, startContext adapter.RuleSetStartContext) error {
var dialer N.Dialer
if s.options.RemoteOptions.DownloadDetour != "" {
outbound, loaded := s.router.Outbound(s.options.RemoteOptions.DownloadDetour)
if !loaded {
return E.New("download_detour not found: ", s.options.RemoteOptions.DownloadDetour)
}
dialer = outbound
} else {
outbound, err := s.router.DefaultOutbound(N.NetworkTCP)
if err != nil {
return err
}
dialer = outbound
}
s.dialer = dialer
cacheFile := service.FromContext[adapter.CacheFile](s.ctx)
if cacheFile != nil {
if savedSet := cacheFile.LoadRuleSet(s.options.Tag); savedSet != nil {
err := s.loadBytes(savedSet.Content)
if err != nil {
return E.Cause(err, "restore cached rule-set")
}
s.lastUpdated = savedSet.LastUpdated
s.lastEtag = savedSet.LastEtag
}
}
if s.lastUpdated.IsZero() {
err := s.fetchOnce(ctx, startContext)
if err != nil {
return E.Cause(err, "initial rule-set: ", s.options.Tag)
}
}
s.updateTicker = time.NewTicker(s.updateInterval)
go s.loopUpdate()
return nil
}
func (s *RemoteRuleSet) PostStart() error {
if s.lastUpdated.IsZero() {
err := s.fetchOnce(s.ctx, nil)
if err != nil {
s.logger.Error("fetch rule-set ", s.options.Tag, ": ", err)
}
}
return nil
}
func (s *RemoteRuleSet) Metadata() adapter.RuleSetMetadata {
return s.metadata
}
func (s *RemoteRuleSet) loadBytes(content []byte) error {
var (
plainRuleSet option.PlainRuleSet
err error
)
switch s.options.Format {
case C.RuleSetFormatSource, "":
var compat option.PlainRuleSetCompat
decoder := json.NewDecoder(json.NewCommentFilter(bytes.NewReader(content)))
decoder.DisallowUnknownFields()
err = decoder.Decode(&compat)
if err != nil {
return err
}
plainRuleSet = compat.Upgrade()
case C.RuleSetFormatBinary:
plainRuleSet, err = srs.Read(bytes.NewReader(content), false)
if err != nil {
return err
}
default:
return E.New("unknown rule set format: ", s.options.Format)
}
rules := make([]adapter.HeadlessRule, len(plainRuleSet.Rules))
for i, ruleOptions := range plainRuleSet.Rules {
rules[i], err = NewHeadlessRule(s.router, ruleOptions)
if err != nil {
return E.Cause(err, "parse rule_set.rules.[", i, "]")
}
}
s.metadata.ContainsProcessRule = hasHeadlessRule(plainRuleSet.Rules, isProcessHeadlessRule)
s.metadata.ContainsWIFIRule = hasHeadlessRule(plainRuleSet.Rules, isWIFIHeadlessRule)
s.rules = rules
return nil
}
func (s *RemoteRuleSet) loopUpdate() {
if time.Since(s.lastUpdated) > s.updateInterval {
err := s.fetchOnce(s.ctx, nil)
if err != nil {
s.logger.Error("fetch rule-set ", s.options.Tag, ": ", err)
}
}
for {
runtime.GC()
select {
case <-s.ctx.Done():
return
case <-s.updateTicker.C:
s.pauseManager.WaitActive()
err := s.fetchOnce(s.ctx, nil)
if err != nil {
s.logger.Error("fetch rule-set ", s.options.Tag, ": ", err)
}
}
}
}
func (s *RemoteRuleSet) fetchOnce(ctx context.Context, startContext adapter.RuleSetStartContext) error {
s.logger.Debug("updating rule-set ", s.options.Tag, " from URL: ", s.options.RemoteOptions.URL)
var httpClient *http.Client
if startContext != nil {
httpClient = startContext.HTTPClient(s.options.RemoteOptions.DownloadDetour, s.dialer)
} else {
httpClient = &http.Client{
Transport: &http.Transport{
ForceAttemptHTTP2: true,
TLSHandshakeTimeout: C.TCPTimeout,
DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
return s.dialer.DialContext(ctx, network, M.ParseSocksaddr(addr))
},
},
}
}
request, err := http.NewRequest("GET", s.options.RemoteOptions.URL, nil)
if err != nil {
return err
}
if s.lastEtag != "" {
request.Header.Set("If-None-Match", s.lastEtag)
}
response, err := httpClient.Do(request.WithContext(ctx))
if err != nil {
return err
}
switch response.StatusCode {
case http.StatusOK:
case http.StatusNotModified:
s.lastUpdated = time.Now()
cacheFile := service.FromContext[adapter.CacheFile](s.ctx)
if cacheFile != nil {
savedRuleSet := cacheFile.LoadRuleSet(s.options.Tag)
if savedRuleSet != nil {
savedRuleSet.LastUpdated = s.lastUpdated
err = cacheFile.SaveRuleSet(s.options.Tag, savedRuleSet)
if err != nil {
s.logger.Error("save rule-set updated time: ", err)
return nil
}
}
}
s.logger.Info("update rule-set ", s.options.Tag, ": not modified")
return nil
default:
return E.New("unexpected status: ", response.Status)
}
content, err := io.ReadAll(response.Body)
if err != nil {
response.Body.Close()
return err
}
err = s.loadBytes(content)
if err != nil {
response.Body.Close()
return err
}
response.Body.Close()
eTagHeader := response.Header.Get("Etag")
if eTagHeader != "" {
s.lastEtag = eTagHeader
}
s.lastUpdated = time.Now()
cacheFile := service.FromContext[adapter.CacheFile](s.ctx)
if cacheFile != nil {
err = cacheFile.SaveRuleSet(s.options.Tag, &adapter.SavedRuleSet{
LastUpdated: s.lastUpdated,
Content: content,
LastEtag: s.lastEtag,
})
if err != nil {
s.logger.Error("save rule-set cache: ", err)
}
}
s.logger.Info("updated rule-set ", s.options.Tag)
return nil
}
func (s *RemoteRuleSet) Close() error {
s.updateTicker.Stop()
s.cancel()
return nil
}