/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.systest.jaxrs.tracing.htrace;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider;
import org.apache.cxf.jaxrs.JAXRSServerFactoryBean;
import org.apache.cxf.jaxrs.client.ClientConfiguration;
import org.apache.cxf.jaxrs.client.WebClient;
import org.apache.cxf.jaxrs.lifecycle.SingletonResourceProvider;
import org.apache.cxf.jaxrs.model.AbstractResourceInfo;
import org.apache.cxf.systest.jaxrs.tracing.BookStore;
import org.apache.cxf.testutil.common.AbstractBusClientServerTestBase;
import org.apache.cxf.testutil.common.AbstractBusTestServerBase;
import org.apache.cxf.tracing.TracerHeaders;
import org.apache.cxf.tracing.htrace.jaxrs.HTraceClientProvider;
import org.apache.cxf.tracing.htrace.jaxrs.HTraceFeature;
import org.apache.htrace.core.AlwaysSampler;
import org.apache.htrace.core.HTraceConfiguration;
import org.apache.htrace.core.SpanId;
import org.apache.htrace.core.StandardOutSpanReceiver;
import org.apache.htrace.core.TraceScope;
import org.apache.htrace.core.Tracer;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.notNullValue;
public class HTraceTracingCustomHeadersTest extends AbstractBusClientServerTestBase {
public static final String PORT = allocatePort(HTraceTracingCustomHeadersTest.class);
private static final String CUSTOM_HEADER_SPAN_ID = "My-Span-Id";
private Tracer tracer;
private HTraceClientProvider htraceClientProvider;
@Ignore
public static class Server extends AbstractBusTestServerBase {
protected void run() {
final Map<String, String> properties = new HashMap<>();
properties.put(Tracer.SPAN_RECEIVER_CLASSES_KEY, StandardOutSpanReceiver.class.getName());
properties.put(Tracer.SAMPLER_CLASSES_KEY, AlwaysSampler.class.getName());
final Map<String, Object> headers = new HashMap<>();
headers.put(TracerHeaders.HEADER_SPAN_ID, CUSTOM_HEADER_SPAN_ID);
final JAXRSServerFactoryBean sf = new JAXRSServerFactoryBean();
sf.setResourceClasses(BookStore.class);
sf.setResourceProvider(BookStore.class, new SingletonResourceProvider(new BookStore<TraceScope>()));
sf.setAddress("http://localhost:" + PORT);
sf.setProvider(new JacksonJsonProvider());
sf.setFeatures(Arrays.asList(new HTraceFeature(HTraceConfiguration.fromMap(properties), "test-tracer")));
sf.setProperties(headers);
sf.create();
}
}
@BeforeClass
public static void startServers() throws Exception {
AbstractResourceInfo.clearAllMaps();
//keep out of process due to stack traces testing failures
assertTrue("server did not launch correctly", launchServer(Server.class, true));
createStaticBus();
}
@Before
public void setUp() {
final Map<String, String> properties = new HashMap<>();
properties.put(Tracer.SPAN_RECEIVER_CLASSES_KEY, StandardOutSpanReceiver.class.getName());
properties.put(Tracer.SAMPLER_CLASSES_KEY, AlwaysSampler.class.getName());
tracer = new Tracer.Builder("tracer")
.conf(HTraceConfiguration.fromMap(properties))
.build();
htraceClientProvider = new HTraceClientProvider(tracer);
}
@Test
public void testThatNewSpanIsCreated() {
final SpanId spanId = SpanId.fromRandom();
final Response r = createWebClient("/bookstore/books")
.header(CUSTOM_HEADER_SPAN_ID, spanId.toString())
.get();
assertEquals(Status.OK.getStatusCode(), r.getStatus());
assertThat((String)r.getHeaders().getFirst(CUSTOM_HEADER_SPAN_ID), equalTo(spanId.toString()));
}
@Test
public void testThatNewChildSpanIsCreated() {
final Response r = createWebClient("/bookstore/books", htraceClientProvider).get();
assertEquals(Status.OK.getStatusCode(), r.getStatus());
assertThat((String)r.getHeaders().getFirst(CUSTOM_HEADER_SPAN_ID), notNullValue());
}
protected WebClient createWebClient(final String url, final Object ... providers) {
final WebClient client = WebClient
.create("http://localhost:" + PORT + url, Arrays.asList(providers))
.accept(MediaType.APPLICATION_JSON);
if (providers.length > 0) {
final ClientConfiguration config = WebClient.getConfig(client);
config.getRequestContext().put(TracerHeaders.HEADER_SPAN_ID, CUSTOM_HEADER_SPAN_ID);
}
return client;
}
}