clash/rule/domain_suffix.go

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package rules
import (
"strings"
C "github.com/Dreamacro/clash/constant"
)
type DomainSuffix struct {
suffix string
adapter string
ruleExtra *C.RuleExtra
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}
func (ds *DomainSuffix) RuleType() C.RuleType {
return C.DomainSuffix
}
func (ds *DomainSuffix) Match(metadata *C.Metadata) bool {
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if metadata.AddrType != C.AtypDomainName {
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return false
}
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domain := metadata.Host
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return strings.HasSuffix(domain, "."+ds.suffix) || domain == ds.suffix
}
func (ds *DomainSuffix) Adapter() string {
return ds.adapter
}
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func (ds *DomainSuffix) Payload() string {
return ds.suffix
}
func (ds *DomainSuffix) ShouldResolveIP() bool {
return false
}
func (ds *DomainSuffix) RuleExtra() *C.RuleExtra {
return ds.ruleExtra
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}
func NewDomainSuffix(suffix string, adapter string, ruleExtra *C.RuleExtra) *DomainSuffix {
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return &DomainSuffix{
suffix: strings.ToLower(suffix),
adapter: adapter,
ruleExtra: ruleExtra,
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}
}