Example usage for io.netty.handler.codec.dns DefaultDnsResponse DefaultDnsResponse

List of usage examples for io.netty.handler.codec.dns DefaultDnsResponse DefaultDnsResponse

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Introduction

In this page you can find the example usage for io.netty.handler.codec.dns DefaultDnsResponse DefaultDnsResponse.

Prototype

public DefaultDnsResponse(int id)

Source Link

Document

Creates a new instance with the DnsOpCode#QUERY opCode and the DnsResponseCode#NOERROR RCODE .

Usage

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void ipV4Only() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("foo.com.", A),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("foo.com.", "1.1.1.1"))
                    .addRecord(ANSWER, newAddressRecord("unrelated.com", "1.2.3.4"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("foo.com").port(8080)
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_ONLY).build()) {

            assertThat(group.awaitInitialEndpoints())
                    .containsExactly(Endpoint.of("foo.com", 8080).withIpAddr("1.1.1.1"));
        }//  w  w w .  j  a va 2 s . c  o  m
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void ipV6Only() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("bar.com.", AAAA),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("bar.com.", "::1"))
                    .addRecord(ANSWER, newAddressRecord("bar.com.", "::1234:5678:90ab"))
                    .addRecord(ANSWER, newAddressRecord("bar.com.", "2404:6800:4004:806::2013"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("bar.com").port(8080)
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV6_ONLY).build()) {

            assertThat(group.awaitInitialEndpoints()).containsExactly(
                    Endpoint.of("bar.com", 8080).withIpAddr("2404:6800:4004:806::2013"),
                    Endpoint.of("bar.com", 8080).withIpAddr("::1"),
                    Endpoint.of("bar.com", 8080).withIpAddr("::1234:5678:90ab"));
        }//from  w  ww  .  ja v a 2s  .com
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void ipV4AndIpV6() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("baz.com.", A),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("baz.com.", "1.1.1.1")),
            new DefaultDnsQuestion("baz.com.", AAAA),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("baz.com.", "::1"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("baz.com").port(8080)
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_PREFERRED)
                .build()) {//from  w ww  . j  a v  a  2 s.  com

            assertThat(group.awaitInitialEndpoints()).containsExactly(
                    Endpoint.of("baz.com", 8080).withIpAddr("1.1.1.1"),
                    Endpoint.of("baz.com", 8080).withIpAddr("::1"));
        }
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void platformDefault() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("baz.com.", A),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("baz.com.", "1.1.1.1")),
            new DefaultDnsQuestion("baz.com.", AAAA),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("baz.com.", "::1"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("baz.com").port(8080)
                .serverAddresses(server.addr()).build()) {

            assertThat(group.awaitInitialEndpoints())
                    .contains(Endpoint.of("baz.com", 8080).withIpAddr("1.1.1.1"));
        }/*from www  .  j  a va 2 s.  co  m*/
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void cname() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("a.com.", A),
            new DefaultDnsResponse(0).addRecord(ANSWER, newBadAddressRecord("a.com.", true))
                    .addRecord(ANSWER, newCnameRecord("a.com.", "b.com."))
                    .addRecord(ANSWER, newAddressRecord("b.com.", "1.1.1.1")),
            new DefaultDnsQuestion("a.com.", AAAA),
            new DefaultDnsResponse(0).addRecord(ANSWER, newBadAddressRecord("a.com.", false))
                    .addRecord(ANSWER, newCnameRecord("a.com.", "b.com."))
                    .addRecord(ANSWER, newAddressRecord("b.com.", "::1"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("a.com").port(8080)
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_PREFERRED)
                .build()) {/*w w  w .ja  v  a  2 s . co  m*/

            assertThat(group.awaitInitialEndpoints()).containsExactly(
                    Endpoint.of("a.com", 8080).withIpAddr("1.1.1.1"),
                    Endpoint.of("a.com", 8080).withIpAddr("::1"));
        }
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void mixedLoopbackAddresses() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("foo.com.", A),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("foo.com.", "127.0.0.1")),
            new DefaultDnsQuestion("foo.com.", AAAA),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("foo.com.", "::1"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("foo.com").port(8080)
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_PREFERRED)
                .build()) {//from www.j a va  2s.c  o  m

            assertThat(group.awaitInitialEndpoints())
                    .containsExactly(Endpoint.of("foo.com", 8080).withIpAddr("127.0.0.1"));
        }
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void ipV4MappedOrCompatibleAddresses() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("bar.com.", AAAA),
            new DefaultDnsResponse(0).addRecord(ANSWER, newCompatibleAddressRecord("bar.com.", "1.1.1.1"))
                    .addRecord(ANSWER, newCompatibleAddressRecord("bar.com.", "1.1.1.2"))
                    .addRecord(ANSWER, newMappedAddressRecord("bar.com.", "1.1.1.1"))
                    .addRecord(ANSWER, newMappedAddressRecord("bar.com.", "1.1.1.3"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("bar.com").port(8080)
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV6_ONLY).build()) {

            assertThat(group.awaitInitialEndpoints()).containsExactly(
                    Endpoint.of("bar.com", 8080).withIpAddr("1.1.1.1"),
                    Endpoint.of("bar.com", 8080).withIpAddr("1.1.1.2"),
                    Endpoint.of("bar.com", 8080).withIpAddr("1.1.1.3"));
        }//from  ww w.j  a  va  2 s.  c  om
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void noPort() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(new DefaultDnsQuestion("no-port.com.", A),
            new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("no-port.com", "1.1.1.1"))))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("no-port.com")
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_ONLY).build()) {

            assertThat(group.awaitInitialEndpoints())
                    .containsExactly(Endpoint.of("no-port.com").withIpAddr("1.1.1.1"));
        }//from  ww w.  ja  v a  2s.  c  o m
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void backoff() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of())) { // Respond nothing.
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("backoff.com")
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_PREFERRED)
                .backoff(Backoff.fixed(500)).build()) {

            await().untilAsserted(() -> assertThat(group.attemptsSoFar).isGreaterThan(2));
            assertThat(group.endpoints()).isEmpty();

            // Start to respond correctly.
            server.setResponses(ImmutableMap.of(new DefaultDnsQuestion("backoff.com.", A),
                    new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("backoff.com", "1.1.1.1")),
                    new DefaultDnsQuestion("backoff.com.", AAAA),
                    new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("backoff.com", "::1"))));
            assertThat(group.awaitInitialEndpoints()).containsExactly(
                    Endpoint.of("backoff.com").withIpAddr("1.1.1.1"),
                    Endpoint.of("backoff.com").withIpAddr("::1"));
        }// w  w  w . j av a 2 s . c  o  m
    }
}

From source file:com.linecorp.armeria.client.endpoint.dns.DnsAddressEndpointGroupTest.java

License:Apache License

@Test
public void backoffOnEmptyResponse() throws Exception {
    try (TestDnsServer server = new TestDnsServer(ImmutableMap.of(
            // Respond with empty records.
            new DefaultDnsQuestion("empty.com.", A), new DefaultDnsResponse(0),
            new DefaultDnsQuestion("empty.com.", AAAA), new DefaultDnsResponse(0)))) {
        try (DnsAddressEndpointGroup group = new DnsAddressEndpointGroupBuilder("empty.com")
                .serverAddresses(server.addr()).resolvedAddressTypes(ResolvedAddressTypes.IPV4_PREFERRED)
                .backoff(Backoff.fixed(500)).build()) {

            await().untilAsserted(() -> assertThat(group.attemptsSoFar).isGreaterThan(2));
            assertThat(group.endpoints()).isEmpty();

            // Start to respond correctly.
            server.setResponses(ImmutableMap.of(new DefaultDnsQuestion("empty.com.", A),
                    new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("empty.com", "1.1.1.1")),
                    new DefaultDnsQuestion("empty.com.", AAAA),
                    new DefaultDnsResponse(0).addRecord(ANSWER, newAddressRecord("empty.com", "::1"))));
            assertThat(group.awaitInitialEndpoints()).containsExactly(
                    Endpoint.of("empty.com").withIpAddr("1.1.1.1"), Endpoint.of("empty.com").withIpAddr("::1"));
        }//w  w  w.j  a  va 2 s.  co  m
    }
}