121 lines
2.8 KiB
Go
121 lines
2.8 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 ipset
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import (
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"context"
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"fmt"
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"math/rand"
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"net"
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"os"
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"strconv"
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"testing"
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"github.com/IrineSistiana/mosdns/v5/pkg/query_context"
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"github.com/IrineSistiana/mosdns/v5/plugin/executable/sequence"
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"github.com/miekg/dns"
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"github.com/vishvananda/netlink"
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)
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func skipTest(t *testing.T) {
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if os.Getenv("TEST_IPSET") == "" {
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t.SkipNow()
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}
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}
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func prepareSet(t *testing.T) (func(), string, string) {
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t.Helper()
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n4 := "test" + strconv.Itoa(rand.Int())
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n6 := "test" + strconv.Itoa(rand.Int())
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if err := netlink.IpsetCreate(n4, "hash:net", netlink.IpsetCreateOptions{
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Family: netlink.FAMILY_V4,
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}); err != nil {
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t.Fatal(err)
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}
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if err := netlink.IpsetCreate(n6, "hash:net", netlink.IpsetCreateOptions{
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Family: netlink.FAMILY_V6,
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}); err != nil {
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t.Fatal(err)
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}
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return func() {
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if err := netlink.IpsetDestroy(n4); err != nil {
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t.Fatal(err)
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}
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if err := netlink.IpsetDestroy(n6); err != nil {
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t.Fatal(err)
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}
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}, n4, n6
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}
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func Test_ipset(t *testing.T) {
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skipTest(t)
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done, n4, n6 := prepareSet(t)
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defer done()
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v, err := QuickSetup(nil, fmt.Sprintf("%s,inet,24 %s,inet6,48", n4, n6))
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if err != nil {
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t.Fatal(err)
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}
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p := v.(sequence.Executable)
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q := new(dns.Msg)
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q.SetQuestion("test.", dns.TypeA)
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r := new(dns.Msg)
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r.SetReply(q)
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r.Answer = append(r.Answer, &dns.A{A: net.ParseIP("127.0.0.1")})
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r.Answer = append(r.Answer, &dns.A{A: net.ParseIP("127.0.0.2")})
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r.Answer = append(r.Answer, &dns.AAAA{AAAA: net.ParseIP("::1")})
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r.Answer = append(r.Answer, &dns.AAAA{AAAA: net.ParseIP("::2")})
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qCtx := query_context.NewContext(q)
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qCtx.SetResponse(r)
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if err := p.Exec(context.Background(), qCtx); err != nil {
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t.Fatal(err)
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}
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// read n4
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l, err := netlink.IpsetList(n4)
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if err != nil {
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t.Fatal(err)
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}
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if len(l.Entries) != 1 {
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t.Fatal("no entry")
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}
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e := l.Entries[0]
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if !e.IP.Equal(net.ParseIP("127.0.0.0")) || e.CIDR != 24 {
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t.Fatal()
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}
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// read n6
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l, err = netlink.IpsetList(n6)
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if err != nil {
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t.Fatal(err)
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}
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if len(l.Entries) != 1 {
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t.Fatal("no entry")
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}
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e = l.Entries[0]
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if !e.IP.Equal(net.ParseIP("::")) || e.CIDR != 48 {
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t.Fatal()
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}
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}
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