/**
* 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.camel.component.http4;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.component.http4.handler.HeaderValidationHandler;
import org.apache.camel.component.http4.handler.ProxyAuthenticationValidationHandler;
import org.apache.camel.util.URISupport;
import org.apache.commons.codec.BinaryDecoder;
import org.apache.commons.codec.DecoderException;
import org.apache.commons.codec.binary.Base64;
import org.apache.http.Header;
import org.apache.http.HttpException;
import org.apache.http.HttpHost;
import org.apache.http.HttpRequest;
import org.apache.http.HttpRequestInterceptor;
import org.apache.http.HttpResponse;
import org.apache.http.HttpResponseInterceptor;
import org.apache.http.HttpStatus;
import org.apache.http.ProtocolException;
import org.apache.http.auth.AUTH;
import org.apache.http.client.HttpClient;
import org.apache.http.conn.params.ConnRoutePNames;
import org.apache.http.localserver.LocalTestServer;
import org.apache.http.protocol.BasicHttpProcessor;
import org.apache.http.protocol.HTTP;
import org.apache.http.protocol.HttpContext;
import org.apache.http.protocol.ResponseContent;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
/**
*
* @version
*/
public class HttpProxyServerTest extends BaseHttpTest {
private LocalTestServer proxy;
private String user = "camel";
private String password = "password";
@Override
@Before
public void setUp() throws Exception {
super.setUp();
BasicHttpProcessor httpproc = new BasicHttpProcessor();
httpproc.addInterceptor(new RequestProxyBasicAuth());
httpproc.addInterceptor(new ResponseContent());
httpproc.addInterceptor(new ResponseProxyBasicUnauthorized());
proxy = new LocalTestServer(httpproc, null);
proxy.start();
}
@Override
@After
public void tearDown() throws Exception {
if (proxy != null) {
proxy.stop();
}
super.tearDown();
}
@Test
public void testDifferentHttpProxyConfigured() throws Exception {
HttpEndpoint http1 = context.getEndpoint("http4://www.google.com?proxyAuthHost=myproxy&proxyAuthPort=1234", HttpEndpoint.class);
HttpEndpoint http2 = context.getEndpoint("http4://www.google.com?test=parameter&proxyAuthHost=myotherproxy&proxyAuthPort=2345", HttpEndpoint.class);
HttpClient client1 = http1.createHttpClient();
HttpHost proxy1 = (HttpHost)client1.getParams().getParameter(ConnRoutePNames.DEFAULT_PROXY);
assertEquals("myproxy", proxy1.getHostName());
assertEquals(1234, proxy1.getPort());
HttpClient client2 = http2.createHttpClient();
HttpHost proxy2 = (HttpHost)client2.getParams().getParameter(ConnRoutePNames.DEFAULT_PROXY);
assertEquals("myotherproxy", proxy2.getHostName());
assertEquals(2345, proxy2.getPort());
//As the endpointUri is recreated, so the parameter could be in different place, so we use the URISupport.normalizeUri
assertEquals("Get a wrong endpoint uri of http1", "http4://www.google.com?proxyAuthHost=myproxy&proxyAuthPort=1234", URISupport.normalizeUri(http1.getEndpointUri()));
assertEquals("Get a wrong endpoint uri of http2", "http4://www.google.com?proxyAuthHost=myotherproxy&proxyAuthPort=2345&test=parameter", URISupport.normalizeUri(http2.getEndpointUri()));
assertEquals("Should get the same EndpointKey", http1.getEndpointKey(), http2.getEndpointKey());
}
@Test
public void testhttpGetProxyScheme() throws Exception {
context.getProperties().put("http.proxyHost", "myProxy");
context.getProperties().put("http.proxyPort", "1234");
context.getProperties().put("http.proxyScheme", "http");
try {
HttpEndpoint http1 = context.getEndpoint("https4://www.google.com", HttpEndpoint.class);
HttpClient client1 = http1.createHttpClient();
HttpHost proxy1 = (HttpHost)client1.getParams().getParameter(ConnRoutePNames.DEFAULT_PROXY);
assertEquals("myProxy", proxy1.getHostName());
assertEquals(1234, proxy1.getPort());
assertEquals("http", proxy1.getSchemeName());
} finally {
context.getProperties().remove("http.proxyHost");
context.getProperties().remove("http.proxyPort");
context.getProperties().remove("http.proxyScheme");
}
}
@Test
public void httpGetWithProxyAndWithoutUser() throws Exception {
Map<String, String> expectedHeaders = new HashMap<String, String>();
expectedHeaders.put("Host", getHostName() + ":" + getPort());
expectedHeaders.put("Proxy-Connection", "Keep-Alive");
proxy.register("*", new HeaderValidationHandler("GET", null, null, getExpectedContent(), expectedHeaders));
Exchange exchange = template.request("http4://" + getHostName() + ":" + getPort() + "?proxyAuthHost=" + getProxyHost() + "&proxyAuthPort=" + getProxyPort(), new Processor() {
public void process(Exchange exchange) throws Exception {
}
});
assertExchange(exchange);
}
@Test
public void httpGetWithProxyInCamelContextAndWithoutUser() throws Exception {
context.getProperties().put("http.proxyHost", getProxyHost());
context.getProperties().put("http.proxyPort", String.valueOf(getProxyPort()));
Map<String, String> expectedHeaders = new HashMap<String, String>();
expectedHeaders.put("Host", getHostName() + ":" + getPort());
expectedHeaders.put("Proxy-Connection", "Keep-Alive");
try {
proxy.register("*", new HeaderValidationHandler("GET", null, null, getExpectedContent(), expectedHeaders));
Exchange exchange = template.request("http4://" + getHostName() + ":" + getPort(), new Processor() {
public void process(Exchange exchange) throws Exception {
}
});
assertExchange(exchange);
} finally {
context.getProperties().remove("http.proxyHost");
context.getProperties().remove("http.proxyPort");
}
}
@Test
public void httpGetWithDuplicateProxyConfigurationAndWithoutUser() throws Exception {
context.getProperties().put("http.proxyHost", "XXX");
context.getProperties().put("http.proxyPort", "11111");
Map<String, String> expectedHeaders = new HashMap<String, String>();
expectedHeaders.put("Host", getHostName() + ":" + getPort());
expectedHeaders.put("Proxy-Connection", "Keep-Alive");
try {
proxy.register("*", new HeaderValidationHandler("GET", null, null, getExpectedContent(), expectedHeaders));
Exchange exchange = template.request("http4://" + getHostName() + ":" + getPort() + "?proxyAuthHost="
+ getProxyHost() + "&proxyAuthPort=" + getProxyPort(), new Processor() {
public void process(Exchange exchange) throws Exception {
}
});
assertExchange(exchange);
} finally {
context.getProperties().remove("http.proxyHost");
context.getProperties().remove("http.proxyPort");
}
}
@Test
public void httpGetWithProxyAndWithUser() throws Exception {
proxy.register("*", new ProxyAuthenticationValidationHandler("GET", null, null, getExpectedContent(), user, password));
Exchange exchange = template.request("http4://" + getHostName() + ":" + getPort() + "?proxyAuthHost="
+ getProxyHost() + "&proxyAuthPort=" + getProxyPort() + "&proxyAuthUsername=camel&proxyAuthPassword=password", new Processor() {
public void process(Exchange exchange) throws Exception {
}
});
assertExchange(exchange);
}
public void httpGetPullEndpointWithProxyAndWithUser() {
proxy.register("*", new ProxyAuthenticationValidationHandler("GET", null, null, getExpectedContent(), user, password));
Exchange exchange = consumer.receive("http4://" + getHostName() + ":" + getPort() + "?proxyAuthHost="
+ getProxyHost() + "&proxyAuthPort=" + getProxyPort() + "&proxyAuthUsername=camel&proxyAuthPassword=password");
assertExchange(exchange);
}
private String getProxyHost() {
return proxy.getServiceAddress().getHostName();
}
private int getProxyPort() {
return proxy.getServiceAddress().getPort();
}
class RequestProxyBasicAuth implements HttpRequestInterceptor {
public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
String auth = null;
String requestLine = request.getRequestLine().toString();
// assert we set a write GET URI
if (requestLine.contains("http4://localhost")) {
throw new HttpException("Get a wrong proxy GET url");
}
Header h = request.getFirstHeader(AUTH.PROXY_AUTH_RESP);
if (h != null) {
String s = h.getValue();
if (s != null) {
auth = s.trim();
}
}
if (auth != null) {
int i = auth.indexOf(' ');
if (i == -1) {
throw new ProtocolException("Invalid Authorization header: " + auth);
}
String authscheme = auth.substring(0, i);
if (authscheme.equalsIgnoreCase("basic")) {
String s = auth.substring(i + 1).trim();
byte[] credsRaw = s.getBytes(HTTP.ASCII);
BinaryDecoder codec = new Base64();
try {
String creds = new String(codec.decode(credsRaw), HTTP.ASCII);
context.setAttribute("proxy-creds", creds);
} catch (DecoderException ex) {
throw new ProtocolException("Malformed BASIC credentials");
}
}
}
}
}
class ResponseProxyBasicUnauthorized implements HttpResponseInterceptor {
public void process(final HttpResponse response, final HttpContext context) throws HttpException, IOException {
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED) {
response.addHeader(AUTH.PROXY_AUTH, "Basic realm=\"test realm\"");
}
}
}
}