117 lines
2.2 KiB
Go
117 lines
2.2 KiB
Go
package dnsforward
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import (
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"net"
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"testing"
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"github.com/AdguardTeam/dnsproxy/proxy"
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"github.com/miekg/dns"
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"github.com/stretchr/testify/assert"
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)
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// fakeIpsetMgr is a fake aghnet.IpsetManager for tests.
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type fakeIpsetMgr struct {
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ip4s []net.IP
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ip6s []net.IP
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}
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// Add implements the aghnet.IpsetManager interface for *fakeIpsetMgr.
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func (m *fakeIpsetMgr) Add(host string, ip4s, ip6s []net.IP) (n int, err error) {
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m.ip4s = append(m.ip4s, ip4s...)
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m.ip6s = append(m.ip6s, ip6s...)
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return len(ip4s) + len(ip6s), nil
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}
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// Close implements the aghnet.IpsetManager interface for *fakeIpsetMgr.
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func (*fakeIpsetMgr) Close() (err error) {
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return nil
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}
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func TestIpsetCtx_process(t *testing.T) {
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ip4 := net.IP{1, 2, 3, 4}
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ip6 := net.IP{
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0x12, 0x34, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x56, 0x78,
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}
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req4 := createTestMessageWithType("example.com", dns.TypeA)
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req6 := createTestMessageWithType("example.com", dns.TypeAAAA)
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resp4 := &dns.Msg{
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Answer: []dns.RR{&dns.A{
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A: ip4,
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}},
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}
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resp6 := &dns.Msg{
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Answer: []dns.RR{&dns.AAAA{
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AAAA: ip6,
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}},
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}
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t.Run("nil", func(t *testing.T) {
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dctx := &dnsContext{
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proxyCtx: &proxy.DNSContext{},
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responseFromUpstream: true,
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}
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ictx := &ipsetCtx{}
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rc := ictx.process(dctx)
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assert.Equal(t, resultCodeSuccess, rc)
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err := ictx.close()
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assert.NoError(t, err)
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})
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t.Run("ipv4", func(t *testing.T) {
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dctx := &dnsContext{
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proxyCtx: &proxy.DNSContext{
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Req: req4,
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Res: resp4,
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},
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responseFromUpstream: true,
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}
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m := &fakeIpsetMgr{}
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ictx := &ipsetCtx{
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ipsetMgr: m,
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}
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rc := ictx.process(dctx)
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assert.Equal(t, resultCodeSuccess, rc)
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assert.Equal(t, []net.IP{ip4}, m.ip4s)
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assert.Empty(t, m.ip6s)
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err := ictx.close()
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assert.NoError(t, err)
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})
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t.Run("ipv6", func(t *testing.T) {
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dctx := &dnsContext{
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proxyCtx: &proxy.DNSContext{
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Req: req6,
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Res: resp6,
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},
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responseFromUpstream: true,
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}
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m := &fakeIpsetMgr{}
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ictx := &ipsetCtx{
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ipsetMgr: m,
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}
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rc := ictx.process(dctx)
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assert.Equal(t, resultCodeSuccess, rc)
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assert.Empty(t, m.ip4s)
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assert.Equal(t, []net.IP{ip6}, m.ip6s)
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err := ictx.close()
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assert.NoError(t, err)
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})
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}
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