clash/constant/rule.go

package constant

// Rule Type
const (
	Domain RuleType = iota
	DomainSuffix
	DomainKeyword
	GEOSITE
	GEOIP
	IPCIDR
	SrcIPCIDR
	SrcPort
	DstPort
	Process
	ProcessPath
	Script
	RuleSet
	Network
	MATCH
	AND
	OR
	NOT
)

type RuleType int

func (rt RuleType) String() string {
	switch rt {
	case Domain:
		return "Domain"
	case DomainSuffix:
		return "DomainSuffix"
	case DomainKeyword:
		return "DomainKeyword"
	case GEOSITE:
		return "GeoSite"
	case GEOIP:
		return "GeoIP"
	case IPCIDR:
		return "IPCIDR"
	case SrcIPCIDR:
		return "SrcIPCIDR"
	case SrcPort:
		return "SrcPort"
	case DstPort:
		return "DstPort"
	case Process:
		return "Process"
	case ProcessPath:
		return "ProcessPath"
	case Script:
		return "Script"
	case MATCH:
		return "Match"
	case RuleSet:
		return "RuleSet"
	case Network:
		return "Network"
	case AND:
		return "AND"
	case OR:
		return "OR"
	case NOT:
		return "NOT"
	default:
		return "Unknown"
	}
}

type Rule interface {
	RuleType() RuleType
	Match(metadata *Metadata) bool
	Adapter() string
	Payload() string
	ShouldResolveIP() bool
	ShouldFindProcess() bool
	RuleExtra() *RuleExtra
	SetRuleExtra(re *RuleExtra)
}