On Sat, 2018-12-15 at 15:26 +0100, Philippe Mouawad wrote:
> Hello,
> I can create a github project but is it worth just for this  ?
> I have reworked the test case to try to be more clear.
> 
> Let me reformulate the problem related to this bug report on jmeter:
> 
>    - https://bz.apache.org/bugzilla/show_bug.cgi?id=62852
> 

Please raise a JIRA for this defect.

Oleg

> The problem is that below method behaves differently if request is
> emitted
> directly or through a Proxy:
> 
>    - localContext.getAttribute(HttpCoreContext.HTTP_REQUEST);
> 
> If you run code below and inspect:
> 
>    - localContext.getAttribute(HttpCoreContext.HTTP_REQUEST);
> 
> While you  should get this (and you indeed get this if you don't use
> a
> proxy):
> 
>    - The GET method
>    - All headers:
>       - X-Sleep:5
>       - Host: jmeter.apache.org:443,
>       - User-Agent: Apache-HttpClient/4.5.6 (Java/1.8.0_161)
> 
> Instead you get:
> 
>    - CONNECT method (the proxy related one)
>    - Partial Headers:
>       - Host: jmeter.apache.org:443,
>       - User-Agent: Apache-HttpClient/4.5.6 (Java/1.8.0_161)
> 
> In test case below:
> 
>    - http://localhost:8888 act as proxy (you can use JMeter HTTP Test
>    Script recorder to start a proxy or any proxy implementation
> running on
>    that port)
>    - https://jmeter.apache.org is the target website, but you can use
> any
>    site you want
>    - X-Sleep is the custom header that is lost for example
> 
> -------------------------------------------------------------------
> --------------------------------
>    package org.apache.jmeter.protocol.http.proxy;
> 
> import java.util.Arrays;
> 
> import javax.net.ssl.SSLContext;
> 
> import org.apache.http.HttpHost;
> import org.apache.http.HttpRequest;
> import org.apache.http.client.config.RequestConfig;
> import org.apache.http.client.methods.CloseableHttpResponse;
> import org.apache.http.client.methods.HttpGet;
> import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
> import org.apache.http.conn.ssl.TrustAllStrategy;
> import org.apache.http.impl.client.CloseableHttpClient;
> import org.apache.http.impl.client.HttpClients;
> import org.apache.http.protocol.BasicHttpContext;
> import org.apache.http.protocol.HttpContext;
> import org.apache.http.protocol.HttpCoreContext;
> import org.apache.http.ssl.SSLContextBuilder;
> import org.apache.http.ssl.TrustStrategy;
> import org.hamcrest.CoreMatchers;
> import org.junit.Assert;
> import org.junit.Test;
> 
> public class ProxyBug {
> 
> 
>     @Test
>     public void bugWithRequestThroughProxy() throws Exception {
>         TrustStrategy trustStrategy = new TrustAllStrategy();
>         SSLContext sslContext = new
> SSLContextBuilder().loadTrustMaterial(null, trustStrategy).build();
>         SSLConnectionSocketFactory socketFactory = new
> SSLConnectionSocketFactory(sslContext);
>         CloseableHttpClient httpclient =
> HttpClients.custom().setSSLSocketFactory(socketFactory).build();
>         try {
> 
>             HttpHost target = new HttpHost("jmeter.apache.org", 443,
> "https");
>             HttpHost proxy = new HttpHost("localhost", 8888, "http");
> 
>             RequestConfig config =
> RequestConfig.custom().setProxy(proxy).build();
>             HttpGet request = new HttpGet("/");
>             request.addHeader("X-sleep", "5");
>             request.setConfig(config);
> 
>             HttpContext localContext = new BasicHttpContext();
>             CloseableHttpResponse response =
> httpclient.execute(target,
> request, localContext);
>             final HttpRequest httpRequestFromLocalContext =
> (HttpRequest)
> localContext
>                     .getAttribute(HttpCoreContext.HTTP_REQUEST);
>             try {
> 
> Assert.assertThat(httpRequestFromLocalContext.getRequestLine().getMet
> hod(),
> CoreMatchers.is("GET"));
>                 Assert.assertThat(response.getStatusLine().getStatusC
> ode(),
> CoreMatchers.is(200));
> 
> Assert.assertThat(Arrays.asList(request.getAllHeaders()).toString(),
>                         CoreMatchers.containsString("X-sleep"));
> 
> Assert.assertThat(Arrays.asList(httpRequestFromLocalContext.getAllHea
> ders()).toString(),
>                         CoreMatchers.containsString("X-sleep"));
> 
>             } finally {
>                 response.close();
>             }
>         } finally {
>             httpclient.close();
>         }
>     }
> 
>     @Test
>     public void noBugWithDirectRequest() throws Exception {
>         TrustStrategy trustStrategy = new TrustAllStrategy();
>         SSLContext sslContext = new
> SSLContextBuilder().loadTrustMaterial(null, trustStrategy).build();
>         SSLConnectionSocketFactory socketFactory = new
> SSLConnectionSocketFactory(sslContext);
>         CloseableHttpClient httpclient =
> HttpClients.custom().setSSLSocketFactory(socketFactory).build();
>         try {
> 
>             HttpHost target = new HttpHost("jmeter.apache.org", 443,
> "https");
> 
>             RequestConfig config = RequestConfig.custom().build();
>             HttpGet request = new HttpGet("/");
>             request.addHeader("X-sleep", "5");
>             request.setConfig(config);
> 
>             HttpContext localContext = new BasicHttpContext();
>             CloseableHttpResponse response =
> httpclient.execute(target,
> request, localContext);
>             final HttpRequest httpRequestFromLocalContext =
> (HttpRequest)
> localContext
>                     .getAttribute(HttpCoreContext.HTTP_REQUEST);
>             try {
> 
> Assert.assertThat(httpRequestFromLocalContext.getRequestLine().getMet
> hod(),
> CoreMatchers.is("GET"));
>                 Assert.assertThat(response.getStatusLine().getStatusC
> ode(),
> CoreMatchers.is(200));
> 
> Assert.assertThat(Arrays.asList(request.getAllHeaders()).toString(),
>                         CoreMatchers.containsString("X-sleep"));
> 
> Assert.assertThat(Arrays.asList(httpRequestFromLocalContext.getAllHea
> ders()).toString(),
>                         CoreMatchers.containsString("X-sleep"));
> 
>             } finally {
>                 response.close();
>             }
>         } finally {
>             httpclient.close();
>         }
>     }
> }
> 
> -------------------------------------------------------------------
> --------------------------------
> 
> On Sat, Dec 15, 2018 at 3:11 PM Oleg Kalnichevski <ol...@apache.org>
> wrote:
> 
> > On Sat, 2018-12-15 at 15:09 +0100, Philippe Mouawad wrote:
> > > Yes, I should have adjusted it.
> > > The bug for us is that while we should get the GET method in
> > > localContext.getAttribute(HttpCoreContext.HTTP_REQUEST) we end up
> > > with the
> > > proxy related on which is CONNECT and contains only partial
> > > headers.
> > > 
> > 
> > I am sorry I do not understand what it is exactly you consider to
> > be a
> > problem. Could you please create a GitHub project containing the
> > test
> > case with the correct asserts that clearly define your
> > expectations?
> > 
> > Oleg
> > 
> > 
> > > Regards
> > > 
> > > On Sat, Dec 15, 2018 at 2:57 PM Oleg Kalnichevski <
> > > ol...@apache.org>
> > > wrote:
> > > 
> > > > On Sat, 2018-12-15 at 14:51 +0100, Philippe Mouawad wrote:
> > > > > Hello Oleg,
> > > > > Felix has created a JUnit test that shows our issue:
> > > > > 
> > > > >    - We use localhost:8888 as proxy
> > > > >    - And https://jmeter.apache.org is the target site
> > > > > 
> > > > > Note that in JMeter we use the HttpRequest from HttpContext
> > > > > as it
> > > > > contains
> > > > > all the headers :
> > > > > 
> > > > >    - [Host: jmeter.apache.org:443, User-Agent: Apache-
> > > > > HttpClient/4.5.6
> > > > >    (Java/1.8.0_161)]
> > > > >    - It should also contains X-sleep: 5 but as you will see,
> > > > > it
> > > > > doesn't
> > > > > 
> > > > > 
> > > > > 
> > > > >     @Test
> > > > >     public void checkThatHeadersAreNotHidden() throws
> > > > > Exception {
> > > > >         TrustStrategy trustStrategy = new TrustAllStrategy();
> > > > >         SSLContext sslContext = new
> > > > > SSLContextBuilder().loadTrustMaterial(null,
> > > > > trustStrategy).build();
> > > > >         SSLConnectionSocketFactory socketFactory = new
> > > > > SSLConnectionSocketFactory(sslContext);
> > > > >         CloseableHttpClient httpclient =
> > > > > HttpClients.custom().setSSLSocketFactory(socketFactory).build
> > > > > ();
> > > > >         try {
> > > > > 
> > > > >             HttpHost target = new
> > > > > HttpHost("jmeter.apache.org",
> > > > > 443,
> > > > > "https");
> > > > >             HttpHost proxy = new HttpHost("localhost", 8888,
> > > > > "http");
> > > > > 
> > > > >             RequestConfig config =
> > > > > RequestConfig.custom().setProxy(proxy).build();
> > > > >             HttpGet request = new HttpGet("/");
> > > > >             request.addHeader("X-sleep", "5");
> > > > >             request.setConfig(config);
> > > > > 
> > > > >             HttpContext localContext = new
> > > > > BasicHttpContext();
> > > > >             CloseableHttpResponse response =
> > > > > httpclient.execute(target,
> > > > > request, localContext);
> > > > >             final HttpRequest httpRequestFromLocalContext =
> > > > > (HttpRequest)
> > > > > localContext
> > > > >                     .getAttribute(HttpCoreContext.HTTP_REQUES
> > > > > T);
> > > > >             try {
> > > > > 
> > > > > Assert.assertThat(httpRequestFromLocalContext.getRequestLine(
> > > > > ).ge
> > > > > tMet
> > > > > hod(),
> > > > > CoreMatchers.is("CONNECT"));
> > > > 
> > > > This assert does not make sense to me. Why would one expect the
> > > > method
> > > > to be CONNECT when clearly GET is being issued?
> > > > 
> > > > Oleg
> > > > 
> > > > 
> > > > >                 Assert.assertThat(response.getStatusLine().ge
> > > > > tSta
> > > > > tusC
> > > > > ode(),
> > > > > CoreMatchers.is(200));
> > > > > 
> > > > > Assert.assertThat(Arrays.asList(request.getAllHeaders()).toSt
> > > > > ring
> > > > > (),
> > > > >                         CoreMatchers.containsString("X-
> > > > > sleep"));
> > > > > 
> > > > > Assert.assertThat(Arrays.asList(httpRequestFromLocalContext.g
> > > > > etAl
> > > > > lHea
> > > > > ders()).toString(),
> > > > >                         CoreMatchers.containsString("X-
> > > > > sleep"));
> > > > >             } finally {
> > > > >                 response.close();
> > > > >             }
> > > > >         } finally {
> > > > >             httpclient.close();
> > > > >         }
> > > > >     }
> > > > > 
> > > > > On Sat, Dec 15, 2018 at 2:35 PM Oleg Kalnichevski <
> > > > > ol...@apache.org>
> > > > > wrote:
> > > > > 
> > > > > > On Sat, 2018-12-15 at 00:40 +0100, Philippe Mouawad wrote:
> > > > > > > Hello ,
> > > > > > > As a complement if you read the thread.
> > > > > > > It appears TestProxy doesn’t enter in Tunnel_target mode
> > > > > > > while
> > > > > > > JMeter
> > > > > > > does
> > > > > > > which triggers the issue.
> > > > > > > 
> > > > > > > How can I make HttpClient enter this mode using TestProxy
> > > > > > > code
> > > > > > > (in
> > > > > > > thread)
> > > > > > > below so that I can provide a reproducer for issue?
> > > > > > 
> > > > > > You need to make sure the route is marked as
> > > > > > TunnelType.TUNNELLED.
> > > > > > Secure `https` routes are marked TunnelType.TUNNELLED by
> > > > > > default.
> > > > > > 
> > > > > > Oleg
> > > > > > 
> > > > > > 
> > > > > > > I tried debugging but I don’t understand, it seems it
> > > > > > > depends
> > > > > > > on
> > > > > > > number of
> > > > > > > Hop in httpRoute, but javadocs is very succinct.
> > > > > > > 
> > > > > > > Thanks
> > > > > > > 
> > > > > > > On Friday, December 14, 2018, Philippe Mouawad <
> > > > > > > pmoua...@apache.org>
> > > > > > > wrote:
> > > > > > > 
> > > > > > > > Hello,
> > > > > > > > We have a bug report at JMeter where request headers
> > > > > > > > are
> > > > > > > > lost
> > > > > > > > when
> > > > > > > > a proxy
> > > > > > > > is used for a request.
> > > > > > > > 
> > > > > > > > You can see thread discussion here:
> > > > > > > > 
> > > > > > > > http://mail-archives.apache.org/mod_mbox/jmeter-dev/
> > > > > > > > 
> > > > > > 
> > > > > > 
> > > > 
> > > > 
> > 
> > 
201812.mbox/%3cf1831746-eeb7-c0df-75e2-565cc2c56...@internetallee.de
> > > > > > > > %3e
> > > > > > > > 
> > > > > > > > 
> > > > > > > > It seems hc4 swaps the request stored in local context
> > > > > > > > leading
> > > > > > > > to
> > > > > > > > the
> > > > > > > > issue.
> > > > > > > > 
> > > > > > > > 
> > > > > > > > Regards
> > > > > > > > 
> > > > > > 
> > > > > > 
> > > > > > ---------------------------------------------------------
> > > > > > ----
> > > > > > ----
> > > > > > ----
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> > > > > > httpclient-users-h...@hc.apache.org
> > > > > > 
> > > > > > 
> > > > > 
> > > > > 
> > > > 
> > > > 
> > > > -------------------------------------------------------------
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> > > > ----
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> > > > 
> > > > 
> > > 
> > > 
> > 
> > 
> > -----------------------------------------------------------------
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