83 lines
1.8 KiB
Go
83 lines
1.8 KiB
Go
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package rules
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import (
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"fmt"
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C "github.com/Dreamacro/clash/constant"
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"github.com/Dreamacro/clash/log"
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"github.com/Dreamacro/clash/rule/geodata"
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//_ "github.com/Dreamacro/clash/rule/geodata/memconservative"
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"github.com/Dreamacro/clash/rule/geodata/router"
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_ "github.com/Dreamacro/clash/rule/geodata/standard"
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)
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type GEOSITE struct {
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country string
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adapter string
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network C.NetWork
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matcher *router.DomainMatcher
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}
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func (gs *GEOSITE) RuleType() C.RuleType {
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return C.GEOSITE
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}
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func (gs *GEOSITE) Match(metadata *C.Metadata) bool {
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if metadata.AddrType != C.AtypDomainName {
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return false
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}
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domain := metadata.Host
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return gs.matcher.ApplyDomain(domain)
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}
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func (gs *GEOSITE) Adapter() string {
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return gs.adapter
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}
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func (gs *GEOSITE) Payload() string {
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return gs.country
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}
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func (gs *GEOSITE) ShouldResolveIP() bool {
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return false
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}
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func (gs *GEOSITE) NetWork() C.NetWork {
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return gs.network
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}
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func NewGEOSITE(country string, adapter string, network C.NetWork) (*GEOSITE, error) {
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geoLoaderName := "standard"
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//geoLoaderName := "memconservative"
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geoLoader, err := geodata.GetGeoDataLoader(geoLoaderName)
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if err != nil {
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return nil, fmt.Errorf("[GeoSite] %s", err.Error())
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}
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domains, err := geoLoader.LoadGeoSite(country)
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if err != nil {
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return nil, fmt.Errorf("[GeoSite] %s", err.Error())
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}
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//linear: linear algorithm
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//matcher, err := router.NewDomainMatcher(domains)
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//mph：minimal perfect hash algorithm
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matcher, err := router.NewMphMatcherGroup(domains)
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if err != nil {
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return nil, fmt.Errorf("[GeoSite] %s", err.Error())
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}
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log.Infoln("Start initial GeoSite rule %s => %s, records: %d", country, adapter, len(domains))
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geoSite := &GEOSITE{
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country: country,
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adapter: adapter,
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network: network,
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matcher: matcher,
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}
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return geoSite, nil
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}
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