mihomo/rules/common/domain_keyword.go
gVisor bot d6dc5ba19c feat: support sub-rule, eg.
rules:
  - SUB-RULE,(AND,((NETWORK,TCP),(DOMAIN-KEYWORD,google))),TEST2
  - SUB-RULE,(GEOIP,!CN),TEST1
  - MATCH,DIRECT

sub-rules:
  TEST2:
    - MATCH,Proxy
  TEST1:
    - RULE-SET,Local,DIRECT,no-resolve
    - GEOSITE,CN,Domestic
    - GEOIP,CN,Domestic
    - MATCH,Proxy
2022-09-06 17:30:35 +08:00

51 lines
1,018 B
Go

package common
import (
"golang.org/x/net/idna"
"strings"
C "github.com/Dreamacro/clash/constant"
)
type DomainKeyword struct {
*Base
keyword string
adapter string
isIDNA bool
}
func (dk *DomainKeyword) RuleType() C.RuleType {
return C.DomainKeyword
}
func (dk *DomainKeyword) Match(metadata *C.Metadata) (bool, string) {
if metadata.AddrType != C.AtypDomainName {
return false, ""
}
domain := metadata.Host
return strings.Contains(domain, dk.keyword), dk.adapter
}
func (dk *DomainKeyword) Adapter() string {
return dk.adapter
}
func (dk *DomainKeyword) Payload() string {
keyword := dk.keyword
if dk.isIDNA {
keyword, _ = idna.ToUnicode(keyword)
}
return keyword
}
func NewDomainKeyword(keyword string, adapter string) *DomainKeyword {
actualDomainKeyword, _ := idna.ToASCII(keyword)
return &DomainKeyword{
Base: &Base{},
keyword: strings.ToLower(actualDomainKeyword),
adapter: adapter,
isIDNA: keyword != actualDomainKeyword,
}
}
//var _ C.Rule = (*DomainKeyword)(nil)