mihomo/rule/rule_set.go
2021-12-02 03:39:37 +08:00

60 lines
1.3 KiB
Go

package rules
import (
"fmt"
"github.com/Dreamacro/clash/adapter/provider"
C "github.com/Dreamacro/clash/constant"
types "github.com/Dreamacro/clash/constant/provider"
)
type RuleSet struct {
ruleProviderName string
adapter string
ruleProvider *types.RuleProvider
ruleExtra *C.RuleExtra
}
func (rs *RuleSet) RuleType() C.RuleType {
return C.RuleSet
}
func (rs *RuleSet) Match(metadata *C.Metadata) bool {
return rs.getProviders().Match(metadata)
}
func (rs *RuleSet) Adapter() string {
return rs.adapter
}
func (rs *RuleSet) Payload() string {
return rs.getProviders().Name()
}
func (rs *RuleSet) ShouldResolveIP() bool {
return rs.getProviders().Behavior() != provider.Domain
}
func (rs *RuleSet) getProviders() types.RuleProvider {
if rs.ruleProvider == nil {
rp := provider.RuleProviders()[rs.ruleProviderName]
rs.ruleProvider = &rp
}
return *rs.ruleProvider
}
func (rs *RuleSet) RuleExtra() *C.RuleExtra {
return rs.ruleExtra
}
func NewRuleSet(ruleProviderName string, adapter string, ruleExtra *C.RuleExtra) (*RuleSet, error) {
rp, ok := provider.RuleProviders()[ruleProviderName]
if !ok {
return nil, fmt.Errorf("rule set %s not found", ruleProviderName)
}
return &RuleSet{
ruleProviderName: ruleProviderName,
adapter: adapter,
ruleProvider: &rp,
ruleExtra: ruleExtra,
}, nil
}