<div dir="ltr"><div><div><div>OK, I managed to solve the problem. The logs in /tmp/pw-logs/ helped me a lot.<br></div>I had compiled the Paraview from source and in the log I saw that the pvpython throws the following exception:<br>
Traceback (most recent call last):<br> File "/root/paraview/build/lib/site-packages/paraview/web/pv_web_data_prober.py", line 37, in <module><br> from vtk.web import server<br> File "/usr/local/lib/paraview-4.1/site-packages/vtk/web/server.py", line 27, in <module><br>
from . import testing<br> File "/usr/local/lib/paraview-4.1/site-packages/vtk/web/testing.py", line 71<br> TestModuleBrowsers = type("Enum", (), {k: i for i, k in enumerate(test_module_browsers)})<br>
^<br>SyntaxError: invalid syntax<br><br></div>So, I decided to use the binary version instead of the compiled one. Now, It works properly.<br></div><div>Does the source have any bug you think?<br>
</div><div><br></div>Thanks for your help.<br></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Jan 25, 2014 at 5:39 PM, Arya Mazaheri <span dir="ltr"><<a href="mailto:aryanet@gmail.com" target="_blank">aryanet@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>I tried that.<br>I switched to 'daemon' user as the apache is set to work with. I could cat the mapping.txt file without any problem.<br>
</div>I'm suspicious on mod_rewrite module. I think it may now working properly. Do you have any idea that I could check it's functionality?<br>
</div><div>Do you have any clue that what would be the cause of this problem?<br><br></div><div>Thanks for your helps, <br></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><br><div class="gmail_quote">
On Thu, Jan 23, 2014 at 5:31 PM, Sebastien Jourdain <span dir="ltr"><<a href="mailto:sebastien.jourdain@kitware.com" target="_blank">sebastien.jourdain@kitware.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Does the apache "user" can read that file?<div>Are all the directories above that file "executable" for that user?</div>
<div><br></div><div>Try by switching to that user and check if you can "cat" that file.</div>
<div><br></div><div>Seb</div></div><div><div><div class="gmail_extra"><br><br><div class="gmail_quote">On Thu, Jan 23, 2014 at 4:36 AM, Arya Mazaheri <span dir="ltr"><<a href="mailto:aryanet@gmail.com" target="_blank">aryanet@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>Yes, I checked that. There are some entries with the following pattern:
</div><div>97b94394-7edb-4b9b-b26a-4d76aee49925 pvwserver:9099</div><div><br></div><div>Just to let you know, I didn’t create the special group like mentioned in Amazon EC2 tutorial. I made this file’s permission to 777. I hope this wouldn’t be the cause of the problem.</div>
<div><div><div><div><br></div></div>
<p style="color:#a0a0a8">On Wednesday ۲ November ۱۳۹۲ BC at ۷:۱۶ بعدازظهر, Sebastien Jourdain wrote:</p>
<blockquote type="cite" style="border-left-style:solid;border-width:1px;margin-left:0px;padding-left:10px">
<span><div><div><div dir="ltr">That patch was integrated into the master branch of Apache a while ago, but I was not aware that it made it to the 2.4.7 release.<div>So, if you have Apache 2.4.7, you SHOULD NOT patch it.</div>
<div><br></div>
<div>The version that you had was correct and should have worked.</div><div>The remaining question is regarding the file: /opt/apache-2.4.7/pv-mapping-file/mapping.txt</div><div><br></div><div>Is that file properly created? Does the content reflect the session id, host and port as expected?</div>
<div><br></div><div>Seb</div></div><div><br><br><div>On Wed, Jan 22, 2014 at 1:36 AM, Arya Mazaheri <span dir="ltr"><<a href="mailto:aryanet@gmail.com" target="_blank">aryanet@gmail.com</a>></span> wrote:<br><blockquote type="cite">
<div><div dir="ltr"><div><div>Thanks for mentioning that. I've got stuck in running PW, trying every solution and wondering why it doesn't work!!<br>
<br></div>Anyway, since I didn't have any other choice I decided to patch my Apache 2.4.7 source and then recompile it. Now, when I try to run the 'make' it throws the following error:<br>
mod_rewrite.c: In function ‘is_absolute_uri’:<br>mod_rewrite.c:600: error: duplicate case value<br>mod_rewrite.c:589: error: previously used here<br>mod_rewrite.c:601: error: duplicate case value<br>mod_rewrite.c:590: error: previously used here<br>
make[4]: *** [mod_rewrite.slo] Error 1<br>make[4]: Leaving directory `/root/apacheInstall/apache-src/httpd-2.4.7/modules/mappers'<br>make[3]: *** [shared-build-recursive] Error 1<br>make[3]: Leaving directory `/root/apacheInstall/apache-src/httpd-2.4.7/modules/mappers'<br>
make[2]: *** [shared-build-recursive] Error 1<br>make[2]: Leaving directory `/root/apacheInstall/apache-src/httpd-2.4.7/modules'<br>make[1]: *** [shared-build-recursive] Error 1<br>make[1]: Leaving directory `/root/apacheInstall/apache-src/httpd-2.4.7'<br>
make: *** [all-recursive] Error 1<br><br><br></div>Shouldn't I patch my source??<br></div><div><div><div><br><br><div>On Tue, Jan 21, 2014 at 8:12 PM, Scott Wittenburg <span dir="ltr"><<a href="mailto:scott.wittenburg@kitware.com" target="_blank">scott.wittenburg@kitware.com</a>></span> wrote:<br>
<blockquote type="cite"><div><div dir="ltr">Just wanted to jump in here. The patch instructions are, strangely, missing from that Amazon EC2 setup documentation. That's my fault, since I wrote it. I'll update the documenation with the steps below, which should have been in there all along. However, I just checked, and the version you're using (2.4.7) already has the patch included, so these steps really only apply to versions 2.4.6 and earlier. Sorry for the oversight.<div>
<br></div><div>1) Download the patch:<br><div><br></div><div><font face="courier new, monospace">wget -O patch.txt <a href="https://issues.apache.org/bugzilla/attachment.cgi?id=30886&action=diff&context=patch&collapsed=&headers=1&format=raw" target="_blank">https://issues.apache.org/bugzilla/attachment.cgi?id=30886&action=diff&context=patch&collapsed=&headers=1&format=raw</a></font><br>
</div><div><br></div><div>2) Change to the root of the httpd source tree and patch the source:</div><div><br></div><div><font face="courier new, monospace">patch -u -p1 < path-to-patch/patch.txt</font><br></div><div><br>
</div><div><br></div></div></div><div><div><div><br><br><div>On Tue, Jan 21, 2014 at 4:24 AM, Arya Mazaheri <span dir="ltr"><<a href="mailto:aryanet@gmail.com" target="_blank">aryanet@gmail.com</a>></span> wrote:<br>
<blockquote type="cite"><div><div dir="ltr"><div><div>Thanks for your reply. <br>Previously, I was following the old model approach using apache 2.2. Now, I upgraded to Apache 2.4.7. And followed the Amazon EC2 tutorial. However, now I get the following message in the firebug which the rickshaw.min.js file generated that:<br>
Firefox can't establish a connection to the server at ws://pvwserver/proxy?sessionId=9521c7c5-d2c6-4e9d-980e-5c7ea9f7dfd4.<br><br></div>Is it related to the rewriting module? Maybe it's not working! Any idea?<br>
</div>
<div>I've attached my 'pw-config.properties' and 'httpd-vhosts.conf' files to this thread.<br><br></div><div>Regards,<br></div></div><div><div><div><br><br>
<div>On Mon, Jan 20, 2014 at 10:26 PM, Sebastien Jourdain <span dir="ltr"><<a href="mailto:sebastien.jourdain@kitware.com" target="_blank">sebastien.jourdain@kitware.com</a>></span> wrote:<br><blockquote type="cite">
<div><div dir="ltr">The web socket forwarding should be handle by Apache at that point and it seems to be done by Jetty?<div>
In your jetty configuration, the session URL might not be valid when using Apache as a front-end.</div>
<div><br></div><div>Moreover, which Apache setup did you used? 2.4+ like for the EC2 Amazon documentation or the old one with the Python module?</div><div><br></div><div>Seb </div></div><div><br><br><div>
<div><div>
On Mon, Jan 20, 2014 at 9:24 AM, Arya Mazaheri <span dir="ltr"><<a href="mailto:aryanet@gmail.com" target="_blank">aryanet@gmail.com</a>></span> wrote:<br></div></div><blockquote type="cite"><div>
<div><div>
<div dir="ltr"><div><div><div>Hi there,<br></div>I've installed ParaviewWeb from source and configured apache to work with jetty. I think I've done every configuration according to the tutorials. But everytime I try to open DataProber application I face with the following error in Jetty console output:<br>
<br><blockquote type="cite"><div>Jan 20, 2014 7:50:18 PM com.kitware.paraview<a href="http://web.websocket.WebSocketForwarder" target="_blank">web.websocket.WebSocketForwarder</a> onOpen<br>INFO: null<br>
java.util.concurrent.ExecutionException: java.net.ConnectException: Connection refused<br> at org.eclipse.jetty.websocket.WebSocketClient$WebSocketFuture.get(WebSocketClient.java:569)<br> at org.eclipse.jetty.websocket.WebSocketClient$WebSocketFuture.get(WebSocketClient.java:372)<br>
at com.kitware.paraview<a href="http://web.websocket.WebSocketForwarder.onOpen" target="_blank">web.websocket.WebSocketForwarder.onOpen</a>(WebSocketForwarder.java:54)<br> at org.eclipse.jetty.websocket.WebSocketConnectionRFC6455.onWebSocketOpen(WebSocketConnectionRFC6455.java:425)<br>
at org.eclipse.jetty.websocket.WebSocketServletConnectionRFC6455.handshake(WebSocketServletConnectionRFC6455.java:60)<br>
at org.eclipse.jetty.websocket.WebSocketFactory.upgrade(WebSocketFactory.java:309)<br> at org.eclipse.jetty.websocket.WebSocketFactory.acceptWebSocket(WebSocketFactory.java:382)<br> at org.eclipse.jetty.websocket.WebSocketHandler.handle(WebSocketHandler.java:43)<br>
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)<br> at org.eclipse.jetty.server.Server.handle(Server.java:365)<br> at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:485)<br>
at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:926)<br> at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:988)<br>
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:635)<br> at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)<br> at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)<br>
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:628)<br> at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)<br> at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)<br>
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)<br> at java.lang.Thread.run(Thread.java:701)<br>Caused by: java.net.ConnectException: Connection refused<br> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)<br>
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:597)<br> at org.eclipse.jetty.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:628)<br> at org.eclipse.jetty.io.nio.SelectorManager$1.run(SelectorManager.java:290)<br>
... 3 more<br></div></blockquote><br></div>In the firebug, I see the following error:<br>Connection lost - retrying (1) ..<br><br></div>Any ideas?<br></div>
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