97 lines
2.1 KiB
Go
97 lines
2.1 KiB
Go
//go:build linux
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/*
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* Copyright (C) 2020-2022, IrineSistiana
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*
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* This file is part of mosdns.
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*
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* mosdns is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* mosdns is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package nftset_utils
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import (
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"github.com/google/nftables"
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"net/netip"
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"os"
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"sync"
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"testing"
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)
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func skipCI(t *testing.T) {
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if os.Getenv("TEST_NFTSET") == "" {
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t.SkipNow()
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}
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}
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func prepareSet(t testing.TB, tableName, setName string, interval bool) {
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t.Helper()
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nc, err := nftables.New()
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if err != nil {
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t.Fatal(err)
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}
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table := &nftables.Table{Name: tableName, Family: nftables.TableFamilyINet}
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nc.AddTable(table)
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if err := nc.AddSet(&nftables.Set{Name: setName, Table: table, KeyType: nftables.TypeIPAddr, Interval: interval}, nil); err != nil {
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t.Fatal(err)
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}
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if err := nc.Flush(); err != nil {
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t.Fatal(err)
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}
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}
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func Test_AddElems(t *testing.T) {
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skipCI(t)
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n := "test"
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prepareSet(t, n, n, false)
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h := NewNtSetHandler(HandlerOpts{
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TableFamily: nftables.TableFamilyINet,
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TableName: n,
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SetName: n,
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})
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h.disableSetCache = true
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if err := h.AddElems(netip.MustParsePrefix("127.0.0.1/24")); err != nil {
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t.Fatal(err)
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}
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nc, err := nftables.New()
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if err != nil {
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t.Fatal(err)
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}
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elems, err := nc.GetSetElements(h.set)
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if err != nil {
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t.Fatal(err)
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}
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if len(elems) == 0 {
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t.Fatal("set is empty")
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}
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// test concurrent safe.
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wg := new(sync.WaitGroup)
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for i := 0; i < 512; i++ {
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wg.Add(1)
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go func() {
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defer wg.Done()
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if err := h.AddElems(netip.MustParsePrefix("127.0.0.1/24")); err != nil {
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t.Error(err)
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return
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}
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}()
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}
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wg.Wait()
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}
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