sing-box/route/rule_item_network.go

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2023-06-07 12:28:21 +00:00
package route
import (
"strings"
"github.com/sagernet/sing-box/adapter"
F "github.com/sagernet/sing/common/format"
)
var _ RuleItem = (*NetworkItem)(nil)
type NetworkItem struct {
networks []string
networkMap map[string]bool
}
func NewNetworkItem(networks []string) *NetworkItem {
networkMap := make(map[string]bool)
for _, network := range networks {
networkMap[network] = true
}
return &NetworkItem{
networks: networks,
networkMap: networkMap,
}
}
func (r *NetworkItem) Match(metadata *adapter.InboundContext) bool {
return r.networkMap[metadata.Network]
}
func (r *NetworkItem) String() string {
description := "network="
pLen := len(r.networks)
if pLen == 1 {
description += F.ToString(r.networks[0])
} else {
description += "[" + strings.Join(F.MapToString(r.networks), " ") + "]"
}
return description
}