Geofiles: Revert related changes for now, waiting for better changes (#5557)

Reverts 5d94a62a83 c715154309 961c352127 36425d2a6e

Fixes https://github.com/XTLS/Xray-core/issues/5538 https://github.com/XTLS/Xray-core/issues/5536

app/dns/dns.go

@@ -12,15 +12,12 @@ import (
 	"sync"
 	"time"
 
-	router "github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/platform/filesystem"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/common/strmatcher"
 	"github.com/xtls/xray-core/features/dns"
-	"google.golang.org/protobuf/proto"
 )
 
 // DNS is a DNS rely server.
@@ -100,25 +97,6 @@ func New(ctx context.Context, config *Config) (*DNS, error) {
 	}
 
 	for _, ns := range config.NameServer {
-		if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
-			err := parseDomains(ns)
-			if err != nil {
-				return nil, errors.New("failed to parse dns domain rules: ").Base(err)
-			}
-
-			expectedGeoip, err := router.GetGeoIPList(ns.ExpectedGeoip)
-			if err != nil {
-				return nil, errors.New("failed to parse dns expectIPs rules: ").Base(err)
-			}
-			ns.ExpectedGeoip = expectedGeoip
-
-			unexpectedGeoip, err := router.GetGeoIPList(ns.UnexpectedGeoip)
-			if err != nil {
-				return nil, errors.New("failed to parse dns unexpectedGeoip rules: ").Base(err)
-			}
-			ns.UnexpectedGeoip = unexpectedGeoip
-
-		}
 		domainRuleCount += len(ns.PrioritizedDomain)
 	}
 
@@ -602,76 +580,3 @@ func detectGUIPlatform() bool {
 	}
 	return false
 }
-
-func parseDomains(ns *NameServer) error {
-	pureDomains := []*router.Domain{}
-
-	// convert to pure domain
-	for _, pd := range ns.PrioritizedDomain {
-		pureDomains = append(pureDomains, &router.Domain{
-			Type:  router.Domain_Type(pd.Type),
-			Value: pd.Domain,
-		})
-	}
-
-	domainList := []*router.Domain{}
-	for _, domain := range pureDomains {
-		val := strings.Split(domain.Value, "_")
-		if len(val) >= 2 {
-
-			fileName := val[0]
-			code := val[1]
-
-			bs, err := filesystem.ReadAsset(fileName)
-			if err != nil {
-				return errors.New("failed to load file: ", fileName).Base(err)
-			}
-			bs = filesystem.Find(bs, []byte(code))
-			var geosite router.GeoSite
-
-			if err := proto.Unmarshal(bs, &geosite); err != nil {
-				return errors.New("failed Unmarshal :").Base(err)
-			}
-
-			// parse attr
-			if len(val) == 3 {
-				siteWithAttr := strings.Split(val[2], ",")
-				attrs := router.ParseAttrs(siteWithAttr)
-				if !attrs.IsEmpty() {
-					filteredDomains := make([]*router.Domain, 0, len(pureDomains))
-					for _, domain := range geosite.Domain {
-						if attrs.Match(domain) {
-							filteredDomains = append(filteredDomains, domain)
-						}
-					}
-					geosite.Domain = filteredDomains
-				}
-
-			}
-
-			domainList = append(domainList, geosite.Domain...)
-
-			// update ns.OriginalRules Size
-			ruleTag := strings.Join(val, ":")
-			for i, oRule := range ns.OriginalRules {
-				if oRule.Rule == strings.ToLower(ruleTag) {
-					ns.OriginalRules[i].Size = uint32(len(geosite.Domain))
-				}
-			}
-
-		} else {
-			domainList = append(domainList, domain)
-		}
-	}
-
-	// convert back to NameServer_PriorityDomain
-	ns.PrioritizedDomain = []*NameServer_PriorityDomain{}
-	for _, pd := range domainList {
-		ns.PrioritizedDomain = append(ns.PrioritizedDomain, &NameServer_PriorityDomain{
-			Type:   ToDomainMatchingType(pd.Type),
-			Domain: pd.Value,
-		})
-	}
-
-	return nil
-}

app/dns/dns_test.go

@@ -541,7 +541,7 @@ func TestIPMatch(t *testing.T) {
 						},
 						ExpectedGeoip: []*router.GeoIP{
 							{
-								// local
+								CountryCode: "local",
 								Cidr: []*router.CIDR{
 									{
 										// inner ip, will not match
@@ -565,7 +565,7 @@ func TestIPMatch(t *testing.T) {
 						},
 						ExpectedGeoip: []*router.GeoIP{
 							{
-								// test
+								CountryCode: "test",
 								Cidr: []*router.CIDR{
 									{
 										Ip:     []byte{8, 8, 8, 8},
@@ -574,7 +574,7 @@ func TestIPMatch(t *testing.T) {
 								},
 							},
 							{
-								// test
+								CountryCode: "test",
 								Cidr: []*router.CIDR{
 									{
 										Ip:     []byte{8, 8, 8, 4},
@@ -669,7 +669,7 @@ func TestLocalDomain(t *testing.T) {
 						},
 						ExpectedGeoip: []*router.GeoIP{
 							{ // Will match localhost, localhost-a and localhost-b,
-								// local
+								CountryCode: "local",
 								Cidr: []*router.CIDR{
 									{Ip: []byte{127, 0, 0, 2}, Prefix: 32},
 									{Ip: []byte{127, 0, 0, 3}, Prefix: 32},

app/dns/nameserver.go

@@ -297,18 +297,3 @@ func ResolveIpOptionOverride(queryStrategy QueryStrategy, ipOption dns.IPOption)
 		return ipOption
 	}
 }
-
-func ToDomainMatchingType(t router.Domain_Type) DomainMatchingType {
-	switch t {
-	case router.Domain_Domain:
-		return DomainMatchingType_Subdomain
-	case router.Domain_Full:
-		return DomainMatchingType_Full
-	case router.Domain_Plain:
-		return DomainMatchingType_Keyword
-	case router.Domain_Regex:
-		return DomainMatchingType_Regex
-	default:
-		panic("unknown domain type")
-	}
-}

app/router/condition.go

@@ -309,48 +309,6 @@ func (m *AttributeMatcher) Apply(ctx routing.Context) bool {
 	return m.Match(attributes)
 }
 
-// Geo attribute
-type GeoAttributeMatcher interface {
-	Match(*Domain) bool
-}
-
-type GeoBooleanMatcher string
-
-func (m GeoBooleanMatcher) Match(domain *Domain) bool {
-	for _, attr := range domain.Attribute {
-		if attr.Key == string(m) {
-			return true
-		}
-	}
-	return false
-}
-
-type GeoAttributeList struct {
-	Matcher []GeoAttributeMatcher
-}
-
-func (al *GeoAttributeList) Match(domain *Domain) bool {
-	for _, matcher := range al.Matcher {
-		if !matcher.Match(domain) {
-			return false
-		}
-	}
-	return true
-}
-
-func (al *GeoAttributeList) IsEmpty() bool {
-	return len(al.Matcher) == 0
-}
-
-func ParseAttrs(attrs []string) *GeoAttributeList {
-	al := new(GeoAttributeList)
-	for _, attr := range attrs {
-		lc := strings.ToLower(attr)
-		al.Matcher = append(al.Matcher, GeoBooleanMatcher(lc))
-	}
-	return al
-}
-
 type ProcessNameMatcher struct {
 	ProcessNames  []string
 	AbsPaths      []string
@@ -439,4 +397,4 @@ func (m *ProcessNameMatcher) Apply(ctx routing.Context) bool {
 		}
 	}
 	return false
-}
+}

app/router/condition_geoip_test.go

@@ -1,17 +1,40 @@
 package router_test
 
 import (
+	"fmt"
 	"os"
 	"path/filepath"
-	"runtime"
 	"testing"
 
 	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/infra/conf"
+	"github.com/xtls/xray-core/common/platform"
+	"github.com/xtls/xray-core/common/platform/filesystem"
+	"google.golang.org/protobuf/proto"
 )
 
+func getAssetPath(file string) (string, error) {
+	path := platform.GetAssetLocation(file)
+	_, err := os.Stat(path)
+	if os.IsNotExist(err) {
+		path := filepath.Join("..", "..", "resources", file)
+		_, err := os.Stat(path)
+		if os.IsNotExist(err) {
+			return "", fmt.Errorf("can't find %s in standard asset locations or {project_root}/resources", file)
+		}
+		if err != nil {
+			return "", fmt.Errorf("can't stat %s: %v", path, err)
+		}
+		return path, nil
+	}
+	if err != nil {
+		return "", fmt.Errorf("can't stat %s: %v", path, err)
+	}
+
+	return path, nil
+}
+
 func TestGeoIPMatcher(t *testing.T) {
 	cidrList := []*router.CIDR{
 		{Ip: []byte{0, 0, 0, 0}, Prefix: 8},
@@ -159,11 +182,12 @@ func TestGeoIPReverseMatcher(t *testing.T) {
 }
 
 func TestGeoIPMatcher4CN(t *testing.T) {
-	geo := "geoip:cn"
+	ips, err := loadGeoIP("CN")
-	geoip, err := loadGeoIP(geo)
 	common.Must(err)
 
-	matcher, err := router.BuildOptimizedGeoIPMatcher(geoip)
+	matcher, err := router.BuildOptimizedGeoIPMatcher(&router.GeoIP{
+		Cidr: ips,
+	})
 	common.Must(err)
 
 	if matcher.Match([]byte{8, 8, 8, 8}) {
@@ -172,11 +196,12 @@ func TestGeoIPMatcher4CN(t *testing.T) {
 }
 
 func TestGeoIPMatcher6US(t *testing.T) {
-	geo := "geoip:us"
+	ips, err := loadGeoIP("US")
-	geoip, err := loadGeoIP(geo)
 	common.Must(err)
 
-	matcher, err := router.BuildOptimizedGeoIPMatcher(geoip)
+	matcher, err := router.BuildOptimizedGeoIPMatcher(&router.GeoIP{
+		Cidr: ips,
+	})
 	common.Must(err)
 
 	if !matcher.Match(net.ParseAddress("2001:4860:4860::8888").IP()) {
@@ -184,34 +209,37 @@ func TestGeoIPMatcher6US(t *testing.T) {
 	}
 }
 
-func loadGeoIP(geo string) (*router.GeoIP, error) {
+func loadGeoIP(country string) ([]*router.CIDR, error) {
-	os.Setenv("XRAY_LOCATION_ASSET", filepath.Join("..", "..", "resources"))
+	path, err := getAssetPath("geoip.dat")
-
+	if err != nil {
-	geoip, err := conf.ToCidrList([]string{geo})
+		return nil, err
+	}
+	geoipBytes, err := filesystem.ReadFile(path)
 	if err != nil {
 		return nil, err
 	}
 
-	if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
+	var geoipList router.GeoIPList
-		geoip, err = router.GetGeoIPList(geoip)
+	if err := proto.Unmarshal(geoipBytes, &geoipList); err != nil {
-		if err != nil {
+		return nil, err
-			return nil, err
+	}
+
+	for _, geoip := range geoipList.Entry {
+		if geoip.CountryCode == country {
+			return geoip.Cidr, nil
 		}
 	}
 
-	if len(geoip) == 0 {
+	panic("country not found: " + country)
-		panic("country not found: " + geo)
-	}
-
-	return geoip[0], nil
 }
 
 func BenchmarkGeoIPMatcher4CN(b *testing.B) {
-	geo := "geoip:cn"
+	ips, err := loadGeoIP("CN")
-	geoip, err := loadGeoIP(geo)
 	common.Must(err)
 
-	matcher, err := router.BuildOptimizedGeoIPMatcher(geoip)
+	matcher, err := router.BuildOptimizedGeoIPMatcher(&router.GeoIP{
+		Cidr: ips,
+	})
 	common.Must(err)
 
 	b.ResetTimer()
@@ -222,11 +250,12 @@ func BenchmarkGeoIPMatcher4CN(b *testing.B) {
 }
 
 func BenchmarkGeoIPMatcher6US(b *testing.B) {
-	geo := "geoip:us"
+	ips, err := loadGeoIP("US")
-	geoip, err := loadGeoIP(geo)
 	common.Must(err)
 
-	matcher, err := router.BuildOptimizedGeoIPMatcher(geoip)
+	matcher, err := router.BuildOptimizedGeoIPMatcher(&router.GeoIP{
+		Cidr: ips,
+	})
 	common.Must(err)
 
 	b.ResetTimer()

app/router/condition_test.go

@@ -1,22 +1,20 @@
 package router_test
 
 import (
-	"os"
-	"path/filepath"
-	"runtime"
 	"strconv"
 	"testing"
 
-	"github.com/xtls/xray-core/app/router"
 	. "github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/platform/filesystem"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/protocol/http"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/features/routing"
 	routing_session "github.com/xtls/xray-core/features/routing/session"
-	"github.com/xtls/xray-core/infra/conf"
+	"google.golang.org/protobuf/proto"
 )
 
 func withBackground() routing.Context {
@@ -302,25 +300,32 @@ func TestRoutingRule(t *testing.T) {
 	}
 }
 
-func loadGeoSiteDomains(geo string) ([]*Domain, error) {
+func loadGeoSite(country string) ([]*Domain, error) {
-	os.Setenv("XRAY_LOCATION_ASSET", filepath.Join("..", "..", "resources"))
+	path, err := getAssetPath("geosite.dat")
-
+	if err != nil {
-	domains, err := conf.ParseDomainRule(geo)
+		return nil, err
+	}
+	geositeBytes, err := filesystem.ReadFile(path)
 	if err != nil {
 		return nil, err
 	}
 
-	if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
+	var geositeList GeoSiteList
-		domains, err = router.GetDomainList(domains)
+	if err := proto.Unmarshal(geositeBytes, &geositeList); err != nil {
-		if err != nil {
+		return nil, err
-			return nil, err
+	}
+
+	for _, site := range geositeList.Entry {
+		if site.CountryCode == country {
+			return site.Domain, nil
 		}
 	}
-	return domains, nil
+
+	return nil, errors.New("country not found: " + country)
 }
 
 func TestChinaSites(t *testing.T) {
-	domains, err := loadGeoSiteDomains("geosite:cn")
+	domains, err := loadGeoSite("CN")
 	common.Must(err)
 
 	acMatcher, err := NewMphMatcherGroup(domains)
@@ -361,50 +366,8 @@ func TestChinaSites(t *testing.T) {
 	}
 }
 
-func TestChinaSitesWithAttrs(t *testing.T) {
-	domains, err := loadGeoSiteDomains("geosite:google@cn")
-	common.Must(err)
-
-	acMatcher, err := NewMphMatcherGroup(domains)
-	common.Must(err)
-
-	type TestCase struct {
-		Domain string
-		Output bool
-	}
-	testCases := []TestCase{
-		{
-			Domain: "google.cn",
-			Output: true,
-		},
-		{
-			Domain: "recaptcha.net",
-			Output: true,
-		},
-		{
-			Domain: "164.com",
-			Output: false,
-		},
-		{
-			Domain: "164.com",
-			Output: false,
-		},
-	}
-
-	for i := 0; i < 1024; i++ {
-		testCases = append(testCases, TestCase{Domain: strconv.Itoa(i) + ".not-exists.com", Output: false})
-	}
-
-	for _, testCase := range testCases {
-		r := acMatcher.ApplyDomain(testCase.Domain)
-		if r != testCase.Output {
-			t.Error("ACDomainMatcher expected output ", testCase.Output, " for domain ", testCase.Domain, " but got ", r)
-		}
-	}
-}
-
 func BenchmarkMphDomainMatcher(b *testing.B) {
-	domains, err := loadGeoSiteDomains("geosite:cn")
+	domains, err := loadGeoSite("CN")
 	common.Must(err)
 
 	matcher, err := NewMphMatcherGroup(domains)
@@ -449,11 +412,11 @@ func BenchmarkMultiGeoIPMatcher(b *testing.B) {
 	var geoips []*GeoIP
 
 	{
-		ips, err := loadGeoIP("geoip:cn")
+		ips, err := loadGeoIP("CN")
 		common.Must(err)
 		geoips = append(geoips, &GeoIP{
 			CountryCode: "CN",
-			Cidr:        ips.Cidr,
+			Cidr:        ips,
 		})
 	}
 
@@ -462,25 +425,25 @@ func BenchmarkMultiGeoIPMatcher(b *testing.B) {
 		common.Must(err)
 		geoips = append(geoips, &GeoIP{
 			CountryCode: "JP",
-			Cidr:        ips.Cidr,
+			Cidr:        ips,
 		})
 	}
 
 	{
-		ips, err := loadGeoIP("geoip:ca")
+		ips, err := loadGeoIP("CA")
 		common.Must(err)
 		geoips = append(geoips, &GeoIP{
 			CountryCode: "CA",
-			Cidr:        ips.Cidr,
+			Cidr:        ips,
 		})
 	}
 
 	{
-		ips, err := loadGeoIP("geoip:us")
+		ips, err := loadGeoIP("US")
 		common.Must(err)
 		geoips = append(geoips, &GeoIP{
 			CountryCode: "US",
-			Cidr:        ips.Cidr,
+			Cidr:        ips,
 		})
 	}
 

app/router/config.go

@@ -3,14 +3,11 @@ package router
 import (
 	"context"
 	"regexp"
-	"runtime"
 	"strings"
 
 	"github.com/xtls/xray-core/common/errors"
-	"github.com/xtls/xray-core/common/platform/filesystem"
 	"github.com/xtls/xray-core/features/outbound"
 	"github.com/xtls/xray-core/features/routing"
-	"google.golang.org/protobuf/proto"
 )
 
 type Rule struct {
@@ -76,15 +73,7 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	}
 
 	if len(rr.Geoip) > 0 {
-		geoip := rr.Geoip
+		cond, err := NewIPMatcher(rr.Geoip, MatcherAsType_Target)
-		if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
-			var err error
-			geoip, err = GetGeoIPList(rr.Geoip)
-			if err != nil {
-				return nil, errors.New("failed to build geoip from mmap").Base(err)
-			}
-		}
-		cond, err := NewIPMatcher(geoip, MatcherAsType_Target)
 		if err != nil {
 			return nil, err
 		}
@@ -109,20 +98,11 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	}
 
 	if len(rr.Domain) > 0 {
-		domains := rr.Domain
+		matcher, err := NewMphMatcherGroup(rr.Domain)
-		if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
-			var err error
-			domains, err = GetDomainList(rr.Domain)
-			if err != nil {
-				return nil, errors.New("failed to build domains from mmap").Base(err)
-			}
-		}
-
-		matcher, err := NewMphMatcherGroup(domains)
 		if err != nil {
 			return nil, errors.New("failed to build domain condition with MphDomainMatcher").Base(err)
 		}
-		errors.LogDebug(context.Background(), "MphDomainMatcher is enabled for ", len(domains), " domain rule(s)")
+		errors.LogDebug(context.Background(), "MphDomainMatcher is enabled for ", len(rr.Domain), " domain rule(s)")
 		conds.Add(matcher)
 	}
 
@@ -183,80 +163,3 @@ func (br *BalancingRule) Build(ohm outbound.Manager, dispatcher routing.Dispatch
 		return nil, errors.New("unrecognized balancer type")
 	}
 }
-
-func GetGeoIPList(ips []*GeoIP) ([]*GeoIP, error) {
-	geoipList := []*GeoIP{}
-	for _, ip := range ips {
-		if ip.CountryCode != "" {
-			val := strings.Split(ip.CountryCode, "_")
-			fileName := "geoip.dat"
-			if len(val) == 2 {
-				fileName = strings.ToLower(val[0])
-			}
-			bs, err := filesystem.ReadAsset(fileName)
-			if err != nil {
-				return nil, errors.New("failed to load file: ", fileName).Base(err)
-			}
-			bs = filesystem.Find(bs, []byte(ip.CountryCode))
-
-			var geoip GeoIP
-
-			if err := proto.Unmarshal(bs, &geoip); err != nil {
-				return nil, errors.New("failed Unmarshal :").Base(err)
-			}
-			geoipList = append(geoipList, &geoip)
-
-		} else {
-			geoipList = append(geoipList, ip)
-		}
-	}
-	return geoipList, nil
-
-}
-
-func GetDomainList(domains []*Domain) ([]*Domain, error) {
-	domainList := []*Domain{}
-	for _, domain := range domains {
-		val := strings.Split(domain.Value, "_")
-
-		if len(val) >= 2 {
-
-			fileName := val[0]
-			code := val[1]
-
-			bs, err := filesystem.ReadAsset(fileName)
-			if err != nil {
-				return nil, errors.New("failed to load file: ", fileName).Base(err)
-			}
-			bs = filesystem.Find(bs, []byte(code))
-			var geosite GeoSite
-
-			if err := proto.Unmarshal(bs, &geosite); err != nil {
-				return nil, errors.New("failed Unmarshal :").Base(err)
-			}
-
-			// parse attr
-			if len(val) == 3 {
-				siteWithAttr := strings.Split(val[2], ",")
-				attrs := ParseAttrs(siteWithAttr)
-
-				if !attrs.IsEmpty() {
-					filteredDomains := make([]*Domain, 0, len(domains))
-					for _, domain := range geosite.Domain {
-						if attrs.Match(domain) {
-							filteredDomains = append(filteredDomains, domain)
-						}
-					}
-					geosite.Domain = filteredDomains
-				}
-
-			}
-
-			domainList = append(domainList, geosite.Domain...)
-
-		} else {
-			domainList = append(domainList, domain)
-		}
-	}
-	return domainList, nil
-}

common/platform/filesystem/asset_tools.go

@@ -1,52 +0,0 @@
-package filesystem
-
-func DecodeVarint(buf []byte) (x uint64, n int) {
-	for shift := uint(0); shift < 64; shift += 7 {
-		if n >= len(buf) {
-			return 0, 0
-		}
-		b := uint64(buf[n])
-		n++
-		x |= (b & 0x7F) << shift
-		if (b & 0x80) == 0 {
-			return x, n
-		}
-	}
-
-	// The number is too large to represent in a 64-bit value.
-	return 0, 0
-}
-
-func Find(data, code []byte) []byte {
-	codeL := len(code)
-	if codeL == 0 {
-		return nil
-	}
-	for {
-		dataL := len(data)
-		if dataL < 2 {
-			return nil
-		}
-		x, y := DecodeVarint(data[1:])
-		if x == 0 && y == 0 {
-			return nil
-		}
-		headL, bodyL := 1+y, int(x)
-		dataL -= headL
-		if dataL < bodyL {
-			return nil
-		}
-		data = data[headL:]
-		if int(data[1]) == codeL {
-			for i := 0; i < codeL && data[2+i] == code[i]; i++ {
-				if i+1 == codeL {
-					return data[:bodyL]
-				}
-			}
-		}
-		if dataL == bodyL {
-			return nil
-		}
-		data = data[bodyL:]
-	}
-}

common/platform/filesystem/file.go

@@ -1,12 +1,9 @@
-//go:build !windows && !wasm
-
 package filesystem
 
 import (
 	"io"
 	"os"
 	"path/filepath"
-	"syscall"
 
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/platform"
@@ -19,29 +16,6 @@ var NewFileReader FileReaderFunc = func(path string) (io.ReadCloser, error) {
 }
 
 func ReadFile(path string) ([]byte, error) {
-	file, err := os.Open(path)
-	if err != nil {
-		return nil, err
-	}
-	defer file.Close()
-
-	stat, err := file.Stat()
-	if err != nil {
-		return nil, err
-	}
-
-	size := stat.Size()
-	if size == 0 {
-		return []byte{}, nil
-	}
-
-	// use mmap to save RAM
-	bs, err := syscall.Mmap(int(file.Fd()), 0, int(size), syscall.PROT_READ, syscall.MAP_SHARED)
-	if err == nil {
-		return bs, nil
-	}
-
-	// fallback
 	reader, err := NewFileReader(path)
 	if err != nil {
 		return nil, err

common/platform/filesystem/file_other.go

@@ -1,54 +0,0 @@
-//go:build windows || wasm
-
-package filesystem
-
-import (
-	"io"
-	"os"
-	"path/filepath"
-
-	"github.com/xtls/xray-core/common/buf"
-	"github.com/xtls/xray-core/common/platform"
-)
-
-type FileReaderFunc func(path string) (io.ReadCloser, error)
-
-var NewFileReader FileReaderFunc = func(path string) (io.ReadCloser, error) {
-	return os.Open(path)
-}
-
-func ReadFile(path string) ([]byte, error) {
-	reader, err := NewFileReader(path)
-	if err != nil {
-		return nil, err
-	}
-	defer reader.Close()
-
-	return buf.ReadAllToBytes(reader)
-}
-
-func ReadAsset(file string) ([]byte, error) {
-	return ReadFile(platform.GetAssetLocation(file))
-}
-
-func ReadCert(file string) ([]byte, error) {
-	if filepath.IsAbs(file) {
-		return ReadFile(file)
-	}
-	return ReadFile(platform.GetCertLocation(file))
-}
-
-func CopyFile(dst string, src string) error {
-	bytes, err := ReadFile(src)
-	if err != nil {
-		return err
-	}
-	f, err := os.OpenFile(dst, os.O_CREATE|os.O_WRONLY, 0o644)
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-
-	_, err = f.Write(bytes)
-	return err
-}

common/platform/windows.go

@@ -3,9 +3,7 @@
 
 package platform
 
-import (
+import "path/filepath"
-	"path/filepath"
-)
 
 func LineSeparator() string {
 	return "\r\n"
@@ -14,7 +12,6 @@ func LineSeparator() string {
 // GetAssetLocation searches for `file` in the env dir and the executable dir
 func GetAssetLocation(file string) string {
 	assetPath := NewEnvFlag(AssetLocation).GetValue(getExecutableDir)
-
 	return filepath.Join(assetPath, file)
 }
 

infra/conf/dns.go

@@ -80,6 +80,21 @@ func (c *NameServerConfig) UnmarshalJSON(data []byte) error {
 	return errors.New("failed to parse name server: ", string(data))
 }
 
+func toDomainMatchingType(t router.Domain_Type) dns.DomainMatchingType {
+	switch t {
+	case router.Domain_Domain:
+		return dns.DomainMatchingType_Subdomain
+	case router.Domain_Full:
+		return dns.DomainMatchingType_Full
+	case router.Domain_Plain:
+		return dns.DomainMatchingType_Keyword
+	case router.Domain_Regex:
+		return dns.DomainMatchingType_Regex
+	default:
+		panic("unknown domain type")
+	}
+}
+
 func (c *NameServerConfig) Build() (*dns.NameServer, error) {
 	if c.Address == nil {
 		return nil, errors.New("NameServer address is not specified.")
@@ -89,14 +104,14 @@ func (c *NameServerConfig) Build() (*dns.NameServer, error) {
 	var originalRules []*dns.NameServer_OriginalRule
 
 	for _, rule := range c.Domains {
-		parsedDomain, err := ParseDomainRule(rule)
+		parsedDomain, err := parseDomainRule(rule)
 		if err != nil {
 			return nil, errors.New("invalid domain rule: ", rule).Base(err)
 		}
 
 		for _, pd := range parsedDomain {
 			domains = append(domains, &dns.NameServer_PriorityDomain{
-				Type:   dns.ToDomainMatchingType(pd.Type),
+				Type:   toDomainMatchingType(pd.Type),
 				Domain: pd.Value,
 			})
 		}

infra/conf/router.go

@@ -203,23 +203,17 @@ func loadFile(file string) ([]byte, error) {
 func loadIP(file, code string) ([]*router.CIDR, error) {
 	index := file + ":" + code
 	if IPCache[index] == nil {
+		bs, err := loadFile(file)
+		if err != nil {
+			return nil, errors.New("failed to load file: ", file).Base(err)
+		}
+		bs = find(bs, []byte(code))
+		if bs == nil {
+			return nil, errors.New("code not found in ", file, ": ", code)
+		}
 		var geoip router.GeoIP
-
+		if err := proto.Unmarshal(bs, &geoip); err != nil {
-		if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
+			return nil, errors.New("error unmarshal IP in ", file, ": ", code).Base(err)
-			// dont pass code becuase we have country code in top level router.GeoIP
-			geoip = router.GeoIP{Cidr: []*router.CIDR{}}
-		} else {
-			bs, err := loadFile(file)
-			if err != nil {
-				return nil, errors.New("failed to load file: ", file).Base(err)
-			}
-			bs = filesystem.Find(bs, []byte(code))
-			if bs == nil {
-				return nil, errors.New("code not found in ", file, ": ", code)
-			}
-			if err := proto.Unmarshal(bs, &geoip); err != nil {
-				return nil, errors.New("error unmarshal IP in ", file, ": ", code).Base(err)
-			}
 		}
 		defer runtime.GC()     // or debug.FreeOSMemory()
 		return geoip.Cidr, nil // do not cache geoip
@@ -231,28 +225,18 @@ func loadIP(file, code string) ([]*router.CIDR, error) {
 func loadSite(file, code string) ([]*router.Domain, error) {
 	index := file + ":" + code
 	if SiteCache[index] == nil {
-		var geosite router.GeoSite
+		bs, err := loadFile(file)
-
+		if err != nil {
-		if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
+			return nil, errors.New("failed to load file: ", file).Base(err)
-			// pass file:code so can build optimized matcher later
+		}
-			domain := router.Domain{Value: file + "_" + code}
+		bs = find(bs, []byte(code))
-			geosite = router.GeoSite{Domain: []*router.Domain{&domain}}
+		if bs == nil {
-
+			return nil, errors.New("list not found in ", file, ": ", code)
-		} else {
+		}
-
+		var geosite router.GeoSite
-			bs, err := loadFile(file)
+		if err := proto.Unmarshal(bs, &geosite); err != nil {
-			if err != nil {
+			return nil, errors.New("error unmarshal Site in ", file, ": ", code).Base(err)
-				return nil, errors.New("failed to load file: ", file).Base(err)
-			}
-			bs = filesystem.Find(bs, []byte(code))
-			if bs == nil {
-				return nil, errors.New("list not found in ", file, ": ", code)
-			}
-			if err := proto.Unmarshal(bs, &geosite); err != nil {
-				return nil, errors.New("error unmarshal Site in ", file, ": ", code).Base(err)
-			}
 		}
-
 		defer runtime.GC()         // or debug.FreeOSMemory()
 		return geosite.Domain, nil // do not cache geosite
 		SiteCache[index] = &geosite
@@ -260,13 +244,105 @@ func loadSite(file, code string) ([]*router.Domain, error) {
 	return SiteCache[index].Domain, nil
 }
 
+func DecodeVarint(buf []byte) (x uint64, n int) {
+	for shift := uint(0); shift < 64; shift += 7 {
+		if n >= len(buf) {
+			return 0, 0
+		}
+		b := uint64(buf[n])
+		n++
+		x |= (b & 0x7F) << shift
+		if (b & 0x80) == 0 {
+			return x, n
+		}
+	}
+
+	// The number is too large to represent in a 64-bit value.
+	return 0, 0
+}
+
+func find(data, code []byte) []byte {
+	codeL := len(code)
+	if codeL == 0 {
+		return nil
+	}
+	for {
+		dataL := len(data)
+		if dataL < 2 {
+			return nil
+		}
+		x, y := DecodeVarint(data[1:])
+		if x == 0 && y == 0 {
+			return nil
+		}
+		headL, bodyL := 1+y, int(x)
+		dataL -= headL
+		if dataL < bodyL {
+			return nil
+		}
+		data = data[headL:]
+		if int(data[1]) == codeL {
+			for i := 0; i < codeL && data[2+i] == code[i]; i++ {
+				if i+1 == codeL {
+					return data[:bodyL]
+				}
+			}
+		}
+		if dataL == bodyL {
+			return nil
+		}
+		data = data[bodyL:]
+	}
+}
+
+type AttributeMatcher interface {
+	Match(*router.Domain) bool
+}
+
+type BooleanMatcher string
+
+func (m BooleanMatcher) Match(domain *router.Domain) bool {
+	for _, attr := range domain.Attribute {
+		if attr.Key == string(m) {
+			return true
+		}
+	}
+	return false
+}
+
+type AttributeList struct {
+	matcher []AttributeMatcher
+}
+
+func (al *AttributeList) Match(domain *router.Domain) bool {
+	for _, matcher := range al.matcher {
+		if !matcher.Match(domain) {
+			return false
+		}
+	}
+	return true
+}
+
+func (al *AttributeList) IsEmpty() bool {
+	return len(al.matcher) == 0
+}
+
+func parseAttrs(attrs []string) *AttributeList {
+	al := new(AttributeList)
+	for _, attr := range attrs {
+		lc := strings.ToLower(attr)
+		al.matcher = append(al.matcher, BooleanMatcher(lc))
+	}
+	return al
+}
+
 func loadGeositeWithAttr(file string, siteWithAttr string) ([]*router.Domain, error) {
 	parts := strings.Split(siteWithAttr, "@")
 	if len(parts) == 0 {
 		return nil, errors.New("empty site")
 	}
 	country := strings.ToUpper(parts[0])
-	attrs := router.ParseAttrs(parts[1:])
+	attrs := parseAttrs(parts[1:])
 	domains, err := loadSite(file, country)
 	if err != nil {
 		return nil, err
@@ -276,11 +352,6 @@ func loadGeositeWithAttr(file string, siteWithAttr string) ([]*router.Domain, er
 		return domains, nil
 	}
 
-	if runtime.GOOS != "windows" && runtime.GOOS != "wasm" {
-		domains[0].Value = domains[0].Value + "_" + strings.Join(parts[1:], ",")
-		return domains, nil
-	}
-
 	filteredDomains := make([]*router.Domain, 0, len(domains))
 	for _, domain := range domains {
 		if attrs.Match(domain) {
@@ -291,7 +362,7 @@ func loadGeositeWithAttr(file string, siteWithAttr string) ([]*router.Domain, er
 	return filteredDomains, nil
 }
 
-func ParseDomainRule(domain string) ([]*router.Domain, error) {
+func parseDomainRule(domain string) ([]*router.Domain, error) {
 	if strings.HasPrefix(domain, "geosite:") {
 		country := strings.ToUpper(domain[8:])
 		domains, err := loadGeositeWithAttr("geosite.dat", country)
@@ -489,7 +560,7 @@ func parseFieldRule(msg json.RawMessage) (*router.RoutingRule, error) {
 
 	if rawFieldRule.Domain != nil {
 		for _, domain := range *rawFieldRule.Domain {
-			rules, err := ParseDomainRule(domain)
+			rules, err := parseDomainRule(domain)
 			if err != nil {
 				return nil, errors.New("failed to parse domain rule: ", domain).Base(err)
 			}
@@ -499,7 +570,7 @@ func parseFieldRule(msg json.RawMessage) (*router.RoutingRule, error) {
 
 	if rawFieldRule.Domains != nil {
 		for _, domain := range *rawFieldRule.Domains {
-			rules, err := ParseDomainRule(domain)
+			rules, err := parseDomainRule(domain)
 			if err != nil {
 				return nil, errors.New("failed to parse domain rule: ", domain).Base(err)
 			}