package common import ( "golang.org/x/net/idna" "strings" C "github.com/Dreamacro/clash/constant" ) type DomainSuffix struct { *Base suffix string adapter string rawSuffix string } func (ds *DomainSuffix) RuleType() C.RuleType { return C.DomainSuffix } func (ds *DomainSuffix) Match(metadata *C.Metadata) bool { if metadata.AddrType != C.AtypDomainName { return false } domain := metadata.Host return strings.HasSuffix(domain, "."+ds.suffix) || domain == ds.suffix } func (ds *DomainSuffix) Adapter() string { return ds.adapter } func (ds *DomainSuffix) Payload() string { return ds.rawSuffix } func NewDomainSuffix(suffix string, adapter string) *DomainSuffix { actualDomainKeyword, _ := idna.ToASCII(suffix) return &DomainSuffix{ Base: &Base{}, suffix: strings.ToLower(actualDomainKeyword), adapter: adapter, rawSuffix: suffix, } } var _ C.Rule = (*DomainSuffix)(nil)