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* DNS: use REFUSED DNS error code as the default blocking method

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This commit is contained in:
Simon Zolin
2020-08-18 14:26:01 +03:00
parent 07db05dd80
commit 8f017d2c0e
3 changed files with 16 additions and 10 deletions
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10
dnsforward/dnsforward_test.go
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@@ -227,7 +227,7 @@ func TestBlockedRequest(t *testing.T) {
addr := s.dnsProxy.Addr(proxy.ProtoUDP)
//
// NXDomain blocking
// Default blocking - REFUSED
//
req := dns.Msg{}
req.Id = dns.Id()
@@ -240,9 +240,7 @@ func TestBlockedRequest(t *testing.T) {
if err != nil {
t.Fatalf("Couldn't talk to server %s: %s", addr, err)
}
if reply.Rcode != dns.RcodeNameError {
t.Fatalf("Wrong response: %s", reply.String())
}
assert.Equal(t, dns.RcodeRefused, reply.Rcode)
err = s.Stop()
if err != nil {
@@ -404,7 +402,7 @@ func TestBlockCNAME(t *testing.T) {
req := createTestMessage("badhost.")
reply, err := dns.Exchange(req, addr.String())
assert.Nil(t, err, nil)
assert.Equal(t, dns.RcodeNameError, reply.Rcode)
assert.Equal(t, dns.RcodeRefused, reply.Rcode)
// 'whitelist.example.org' has a canonical name 'null.example.org' which is blocked by filters
// but 'whitelist.example.org' is in a whitelist:
@@ -419,7 +417,7 @@ func TestBlockCNAME(t *testing.T) {
req = createTestMessage("example.org.")
reply, err = dns.Exchange(req, addr.String())
assert.Nil(t, err)
assert.Equal(t, dns.RcodeNameError, reply.Rcode)
assert.Equal(t, dns.RcodeRefused, reply.Rcode)
_ = s.Stop()
}