tcp,udp,icmp,dns: trim space on csv ids

Author: ignoramous

intra/common.go

@@ -604,6 +604,7 @@ func (h *baseHandler) judge(decision *Mark, aux ...string) (cid, uid, fid string
 				pids = []string{ipn.Block}
 				return
 			}
+			v = strings.TrimSpace(v)
 			if len(v) > 0 {
 				pids = append(pids, v)
 			}

intra/dnsx/transport.go

@@ -1008,6 +1008,7 @@ func (r *resolver) preferencesFrom(qname string, qtyp uint16, s *x.DNSOpts, chos
 		if y := strings.Split(s.IPCSV, ","); len(y) > 0 {
 			ips = make([]netip.Addr, 0, len(y))
 			for _, a := range y {
+				a = strings.TrimSpace(a)
 				if len(a) <= 0 {
 					continue
 				}
@@ -1124,6 +1125,7 @@ func (r *resolver) chooseOne(ids ...string) (theone string) {
 	trs := make([]Transport, 0, len(ids))
 	r.RLock()
 	for _, id := range ids {
+		id = strings.TrimSpace(id)
 		if t := r.transports[id]; t != nil {
 			trs = append(trs, t)
 		}