Examples with DnsClient io.vertx.core.dns.DnsClient used on opensource projects

Example 26 with DnsClient

use of io.vertx.core.dns.DnsClient in project vert.x by eclipse.

the class DNSTest method testReverseLookupIpv4.

@Test
public void testReverseLookupIpv4() throws Exception {
    String address = "10.0.0.1";
    final String ptr = "ptr.vertx.io";
    DnsClient dns = prepareDns(FakeDNSServer.testReverseLookup(ptr));
    dns.reverseLookup(address, ar -> {
        String result = ar.result();
        assertNotNull(result);
        assertEquals(ptr, result);
        testComplete();
    });
    await();
    dnsServer.stop();
}

Example 27 with DnsClient

use of io.vertx.core.dns.DnsClient in project vert.x by eclipse.

the class DNSTest method testIllegalArguments.

@Test
public void testIllegalArguments() throws Exception {
    DnsClient dns = prepareDns(FakeDNSServer.testResolveAAAA("::1"));
    assertNullPointerException(() -> dns.lookup(null, ar -> {
    }));
    assertNullPointerException(() -> dns.lookup4(null, ar -> {
    }));
    assertNullPointerException(() -> dns.lookup6(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveA(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveAAAA(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveCNAME(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveMX(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveTXT(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolvePTR(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveNS(null, ar -> {
    }));
    assertNullPointerException(() -> dns.resolveSRV(null, ar -> {
    }));
    dnsServer.stop();
}

Example 28 with DnsClient

use of io.vertx.core.dns.DnsClient in project vert.x by eclipse.

the class DNSTest method testResolveAAAA.

@Test
public void testResolveAAAA() throws Exception {
    DnsClient dns = prepareDns(FakeDNSServer.testResolveAAAA("::1"));
    dns.resolveAAAA("vertx.io", ar -> {
        List<String> result = ar.result();
        assertNotNull(result);
        assertFalse(result.isEmpty());
        assertEquals(1, result.size());
        assertEquals("0:0:0:0:0:0:0:1", result.get(0));
        testComplete();
    });
    await();
    dnsServer.stop();
}

Example 29 with DnsClient

use of io.vertx.core.dns.DnsClient in project vert.x by eclipse.

the class DNSTest method testLookup6.

@Test
public void testLookup6() throws Exception {
    DnsClient dns = prepareDns(FakeDNSServer.testLookup6());
    dns.lookup6("vertx.io", ar -> {
        String result = ar.result();
        assertNotNull(result);
        assertEquals("0:0:0:0:0:0:0:1", result);
        testComplete();
    });
    await();
    dnsServer.stop();
}

Example 30 with DnsClient

use of io.vertx.core.dns.DnsClient in project vert.x by eclipse.

the class DnsClientImpl method reverseLookup.

@Override
public DnsClient reverseLookup(String address, Handler<AsyncResult<String>> handler) {
    //        An other option would be to change address to be of type InetAddress.
    try {
        InetAddress inetAddress = InetAddress.getByName(address);
        byte[] addr = inetAddress.getAddress();
        StringBuilder reverseName = new StringBuilder(64);
        if (inetAddress instanceof Inet4Address) {
            // reverse ipv4 address
            reverseName.append(addr[3] & 0xff).append(".").append(addr[2] & 0xff).append(".").append(addr[1] & 0xff).append(".").append(addr[0] & 0xff);
        } else {
            // It is an ipv 6 address time to reverse it
            for (int i = 0; i < 16; i++) {
                reverseName.append(HEX_TABLE[(addr[15 - i] & 0xf)]);
                reverseName.append(".");
                reverseName.append(HEX_TABLE[(addr[15 - i] >> 4) & 0xf]);
                if (i != 15) {
                    reverseName.append(".");
                }
            }
        }
        reverseName.append(".in-addr.arpa");
        return resolvePTR(reverseName.toString(), handler);
    } catch (UnknownHostException e) {
        // Should never happen as we work with ip addresses as input
        // anyway just in case notify the handler
        actualCtx.runOnContext((v) -> handler.handle(Future.failedFuture(e)));
    }
    return this;
}