mihomo/rule/common/geoip.go
gVisor bot db31cfbd7f Merge remote-tracking branch 'yaling888/with-tun' into Alpha
# Conflicts:
#	.github/workflows/codeql-analysis.yml
#	.github/workflows/linter.yml
#	.github/workflows/release.yml
#	Makefile
#	README.md
#	adapter/outbound/vless.go
#	component/geodata/memconservative/cache.go
#	component/geodata/router/condition.go
#	component/geodata/router/condition_geoip.go
#	component/geodata/standard/standard.go
#	component/geodata/utils.go
#	config/config.go
#	config/initial.go
#	constant/metadata.go
#	constant/path.go
#	constant/rule.go
#	constant/rule_extra.go
#	dns/client.go
#	dns/filters.go
#	dns/resolver.go
#	go.mod
#	go.sum
#	hub/executor/executor.go
#	hub/route/configs.go
#	listener/listener.go
#	listener/tproxy/tproxy_linux_iptables.go
#	listener/tun/dev/dev.go
#	listener/tun/dev/dev_darwin.go
#	listener/tun/dev/dev_linux.go
#	listener/tun/dev/dev_windows.go
#	listener/tun/dev/wintun/config.go
#	listener/tun/dev/wintun/dll_windows.go
#	listener/tun/dev/wintun/session_windows.go
#	listener/tun/dev/wintun/wintun_windows.go
#	listener/tun/ipstack/commons/dns.go
#	listener/tun/ipstack/gvisor/tun.go
#	listener/tun/ipstack/gvisor/tundns.go
#	listener/tun/ipstack/gvisor/utils.go
#	listener/tun/ipstack/stack_adapter.go
#	listener/tun/ipstack/system/dns.go
#	listener/tun/ipstack/system/tcp.go
#	listener/tun/ipstack/system/tun.go
#	listener/tun/tun_adapter.go
#	main.go
#	rule/common/base.go
#	rule/common/domain.go
#	rule/common/domain_keyword.go
#	rule/common/domain_suffix.go
#	rule/common/final.go
#	rule/common/geoip.go
#	rule/common/geosite.go
#	rule/common/ipcidr.go
#	rule/common/port.go
#	rule/parser.go
#	rule/process.go
#	test/go.mod
#	test/go.sum
#	transport/vless/xtls.go
#	tunnel/tunnel.go
2022-03-17 17:41:02 +08:00

99 lines
2 KiB
Go

package common
import (
"fmt"
"github.com/Dreamacro/clash/component/geodata"
"github.com/Dreamacro/clash/component/geodata/router"
"strings"
"github.com/Dreamacro/clash/component/mmdb"
"github.com/Dreamacro/clash/component/resolver"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/log"
)
type GEOIP struct {
*Base
country string
adapter string
noResolveIP bool
geoIPMatcher *router.GeoIPMatcher
}
func (g *GEOIP) ShouldFindProcess() bool {
return false
}
func (g *GEOIP) RuleType() C.RuleType {
return C.GEOIP
}
func (g *GEOIP) Match(metadata *C.Metadata) bool {
ip := metadata.DstIP
if ip == nil {
return false
}
if strings.EqualFold(g.country, "LAN") {
return ip.IsPrivate() ||
ip.IsUnspecified() ||
ip.IsLoopback() ||
ip.IsMulticast() ||
ip.IsLinkLocalUnicast() ||
resolver.IsFakeBroadcastIP(ip)
}
if !C.GeodataMode {
record, _ := mmdb.Instance().Country(ip)
return strings.EqualFold(record.Country.IsoCode, g.country)
}
return g.geoIPMatcher.Match(ip)
}
func (g *GEOIP) Adapter() string {
return g.adapter
}
func (g *GEOIP) Payload() string {
return g.country
}
func (g *GEOIP) ShouldResolveIP() bool {
return !g.noResolveIP
}
func (g *GEOIP) GetCountry() string {
return g.country
}
func (g *GEOIP) GetIPMatcher() *router.GeoIPMatcher {
return g.geoIPMatcher
}
func NewGEOIP(country string, adapter string, noResolveIP bool) (*GEOIP, error) {
if !C.GeodataMode {
geoip := &GEOIP{
Base: &Base{},
country: country,
adapter: adapter,
noResolveIP: noResolveIP,
}
return geoip, nil
}
geoIPMatcher, recordsCount, err := geodata.LoadGeoIPMatcher(country)
if err != nil {
return nil, fmt.Errorf("[GeoIP] %s", err.Error())
}
log.Infoln("Start initial GeoIP rule %s => %s, records: %d", country, adapter, recordsCount)
geoip := &GEOIP{
Base: &Base{},
country: country,
adapter: adapter,
noResolveIP: noResolveIP,
geoIPMatcher: geoIPMatcher,
}
return geoip, nil
}
var _ C.Rule = (*GEOIP)(nil)