Examples with DnsResolver org.apache.http.conn.DnsResolver used on opensource projects

Example 1 with DnsResolver

use of org.apache.http.conn.DnsResolver in project dropwizard by dropwizard.

the class HttpClientBuilderTest method canUseACustomDnsResolver.

@Test
public void canUseACustomDnsResolver() throws Exception {
    final DnsResolver resolver = mock(DnsResolver.class);
    final InstrumentedHttpClientConnectionManager manager = builder.using(resolver).createConnectionManager(registry, "test");
    // Yes, this is gross. Thanks, Apache!
    final Field connectionOperatorField = FieldUtils.getField(PoolingHttpClientConnectionManager.class, "connectionOperator", true);
    final Object connectOperator = connectionOperatorField.get(manager);
    final Field dnsResolverField = FieldUtils.getField(connectOperator.getClass(), "dnsResolver", true);
    assertThat(dnsResolverField.get(connectOperator)).isEqualTo(resolver);
}

Example 2 with DnsResolver

use of org.apache.http.conn.DnsResolver in project helios by spotify.

the class EndpointsTest method testUnableToResolve.

@Test
public void testUnableToResolve() throws Exception {
    final DnsResolver resolver = mock(DnsResolver.class);
    when(resolver.resolve("example.com")).thenThrow(new UnknownHostException());
    when(resolver.resolve("example.net")).thenThrow(new UnknownHostException());
    final List<Endpoint> endpoints = Endpoints.of(uris, resolver);
    assertThat(endpoints.size(), equalTo(0));
}

Example 3 with DnsResolver

use of org.apache.http.conn.DnsResolver in project helios by spotify.

the class EndpointsTest method testInvalidUri_NoPort.

@Test
public void testInvalidUri_NoPort() throws Exception {
    final DnsResolver resolver = mock(DnsResolver.class);
    when(resolver.resolve("example.com")).thenReturn(IPS_1);
    exception.expect(IllegalArgumentException.class);
    Endpoints.of(ImmutableList.of(new URI("http", "example.com", null, null)), resolver);
}

Example 4 with DnsResolver

use of org.apache.http.conn.DnsResolver in project jmeter by apache.

the class HTTPHC4Impl method setupClient.

private CloseableHttpClient setupClient(URL url) {
    Map<HttpClientKey, CloseableHttpClient> mapHttpClientPerHttpClientKey = HTTPCLIENTS_CACHE_PER_THREAD_AND_HTTPCLIENTKEY.get();
    final String host = url.getHost();
    String proxyHost = getProxyHost();
    int proxyPort = getProxyPortInt();
    String proxyPass = getProxyPass();
    String proxyUser = getProxyUser();
    // static proxy is the globally define proxy eg command line or properties
    boolean useStaticProxy = isStaticProxy(host);
    // dynamic proxy is the proxy defined for this sampler
    boolean useDynamicProxy = isDynamicProxy(proxyHost, proxyPort);
    boolean useProxy = useStaticProxy || useDynamicProxy;
    // if both dynamic and static are used, the dynamic proxy has priority over static
    if (!useDynamicProxy) {
        proxyHost = PROXY_HOST;
        proxyPort = PROXY_PORT;
        proxyUser = PROXY_USER;
        proxyPass = PROXY_PASS;
    }
    // Lookup key - must agree with all the values used to create the HttpClient.
    HttpClientKey key = new HttpClientKey(url, useProxy, proxyHost, proxyPort, proxyUser, proxyPass);
    CloseableHttpClient httpClient = null;
    boolean concurrentDwn = this.testElement.isConcurrentDwn();
    if (concurrentDwn) {
        httpClient = (CloseableHttpClient) JMeterContextService.getContext().getSamplerContext().get(HTTPCLIENT_TOKEN);
    }
    if (httpClient == null) {
        httpClient = mapHttpClientPerHttpClientKey.get(key);
    }
    if (httpClient != null && resetSSLContext && HTTPConstants.PROTOCOL_HTTPS.equalsIgnoreCase(url.getProtocol())) {
        ((AbstractHttpClient) httpClient).clearRequestInterceptors();
        ((AbstractHttpClient) httpClient).clearResponseInterceptors();
        httpClient.getConnectionManager().closeIdleConnections(1L, TimeUnit.MICROSECONDS);
        httpClient = null;
        JsseSSLManager sslMgr = (JsseSSLManager) SSLManager.getInstance();
        sslMgr.resetContext();
        resetSSLContext = false;
    }
    if (httpClient == null) {
        // One-time init for this client
        HttpParams clientParams = new DefaultedHttpParams(new BasicHttpParams(), DEFAULT_HTTP_PARAMS);
        DnsResolver resolver = this.testElement.getDNSResolver();
        if (resolver == null) {
            resolver = SystemDefaultDnsResolver.INSTANCE;
        }
        MeasuringConnectionManager connManager = new MeasuringConnectionManager(createSchemeRegistry(), resolver, TIME_TO_LIVE, VALIDITY_AFTER_INACTIVITY_TIMEOUT);
        // to be realistic JMeter must set an higher value to DefaultMaxPerRoute
        if (concurrentDwn) {
            try {
                int maxConcurrentDownloads = Integer.parseInt(this.testElement.getConcurrentPool());
                connManager.setDefaultMaxPerRoute(Math.max(maxConcurrentDownloads, connManager.getDefaultMaxPerRoute()));
            } catch (NumberFormatException nfe) {
            // no need to log -> will be done by the sampler
            }
        }
        httpClient = new DefaultHttpClient(connManager, clientParams) {

            @Override
            protected HttpRequestRetryHandler createHttpRequestRetryHandler() {
                return new StandardHttpRequestRetryHandler(RETRY_COUNT, REQUEST_SENT_RETRY_ENABLED);
            }
        };
        if (IDLE_TIMEOUT > 0) {
            ((AbstractHttpClient) httpClient).setKeepAliveStrategy(IDLE_STRATEGY);
        }
        // see https://issues.apache.org/jira/browse/HTTPCORE-397
        ((AbstractHttpClient) httpClient).setReuseStrategy(DefaultClientConnectionReuseStrategy.INSTANCE);
        ((AbstractHttpClient) httpClient).addResponseInterceptor(RESPONSE_CONTENT_ENCODING);
        // HACK
        ((AbstractHttpClient) httpClient).addResponseInterceptor(METRICS_SAVER);
        ((AbstractHttpClient) httpClient).addRequestInterceptor(METRICS_RESETTER);
        // Override the default schemes as necessary
        SchemeRegistry schemeRegistry = httpClient.getConnectionManager().getSchemeRegistry();
        if (SLOW_HTTP != null) {
            schemeRegistry.register(SLOW_HTTP);
        }
        // Set up proxy details
        if (useProxy) {
            HttpHost proxy = new HttpHost(proxyHost, proxyPort);
            clientParams.setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);
            if (proxyUser.length() > 0) {
                ((AbstractHttpClient) httpClient).getCredentialsProvider().setCredentials(new AuthScope(proxyHost, proxyPort), new NTCredentials(proxyUser, proxyPass, LOCALHOST, PROXY_DOMAIN));
            }
        }
        // Bug 52126 - we do our own cookie handling
        clientParams.setParameter(ClientPNames.COOKIE_POLICY, CookieSpecs.IGNORE_COOKIES);
        if (log.isDebugEnabled()) {
            log.debug("Created new HttpClient: @" + System.identityHashCode(httpClient) + " " + key.toString());
        }
        // save the agent for next time round
        mapHttpClientPerHttpClientKey.put(key, httpClient);
    } else {
        if (log.isDebugEnabled()) {
            log.debug("Reusing the HttpClient: @" + System.identityHashCode(httpClient) + " " + key.toString());
        }
    }
    if (concurrentDwn) {
        JMeterContextService.getContext().getSamplerContext().put(HTTPCLIENT_TOKEN, httpClient);
    }
    // TODO - should this be done when the client is created?
    // If so, then the details need to be added as part of HttpClientKey
    setConnectionAuthorization(httpClient, url, getAuthManager(), key);
    return httpClient;
}

Example 5 with DnsResolver

use of org.apache.http.conn.DnsResolver in project dropwizard by dropwizard.

the class JerseyClientBuilderTest method usesACustomDnsResolver.

@Test
public void usesACustomDnsResolver() {
    final DnsResolver customDnsResolver = new SystemDefaultDnsResolver();
    builder.using(customDnsResolver);
    verify(apacheHttpClientBuilder).using(customDnsResolver);
}