Clash.Meta/rules/provider/ipcidr_strategy.go
2024-01-11 09:33:59 +08:00

58 lines
1.2 KiB
Go

package provider
import (
"github.com/metacubex/mihomo/component/cidr"
C "github.com/metacubex/mihomo/constant"
"github.com/metacubex/mihomo/log"
)
type ipcidrStrategy struct {
count int
shouldResolveIP bool
cidrSet *cidr.IpCidrSet
//trie *trie.IpCidrTrie
}
func (i *ipcidrStrategy) ShouldFindProcess() bool {
return false
}
func (i *ipcidrStrategy) Match(metadata *C.Metadata) bool {
// return i.trie != nil && i.trie.IsContain(metadata.DstIP.AsSlice())
return i.cidrSet != nil && i.cidrSet.IsContain(metadata.DstIP)
}
func (i *ipcidrStrategy) Count() int {
return i.count
}
func (i *ipcidrStrategy) ShouldResolveIP() bool {
return i.shouldResolveIP
}
func (i *ipcidrStrategy) Reset() {
// i.trie = trie.NewIpCidrTrie()
i.cidrSet = cidr.NewIpCidrSet()
i.count = 0
i.shouldResolveIP = false
}
func (i *ipcidrStrategy) Insert(rule string) {
//err := i.trie.AddIpCidrForString(rule)
err := i.cidrSet.AddIpCidrForString(rule)
if err != nil {
log.Warnln("invalid Ipcidr:[%s]", rule)
} else {
i.shouldResolveIP = true
i.count++
}
}
func (i *ipcidrStrategy) FinishInsert() {
i.cidrSet.Merge()
}
func NewIPCidrStrategy() *ipcidrStrategy {
return &ipcidrStrategy{}
}