BTW, once you update the configuration file, you will need to restart that launcher process. It is not smart enough to watch that file. ;-)
And down the road, if you want to use different machine for the Viz, you can issue some ssh command to remotely start that ParaView process even with mpi/pvserver. Seb On Tue, Nov 25, 2014 at 8:01 PM, Sebastien Jourdain < sebastien.jourd...@kitware.com> wrote: > Found the issue! Or at least I think I do ;-) > > The short answer is that the "ready_line" property inside your > launcher.json file should be "Starting factory" and not "Starting factory - > XYZ" for all the command lines. (Like written in the documentation ;-) > > The reason is that the launcher look for that exact String in the output > of the process that it runs. This allow to know when the process is ready. > And the line "Starting factory - XYZ" never show up, hence the error message > "Session did not start before timeout expired. Check session logs." has it > think the process is not ready. > > Let me know if you run into something else. > > Seb > > > > > On Tue, Nov 25, 2014 at 5:00 PM, Burlen Loring <blor...@lbl.gov> wrote: > >> Hi Sebastien, >> >> OK, I finally upgrade to Ubuntu 14.04 and apache 2.4! however, I still >> have some issue. again I see the render window pop up in the background, in >> the browser I have the ParaView web logo and spinning wheel, now after a >> few seconds a dialog: Session did not start before timeout expired. Check >> session logs. >> >> I cranked up the log verbosity in apache. attached everything. Any idea >> what the problem is? how to get more info? paraview has an error, how does >> that get reported? >> >> Thanks >> Burlen >> >> >> On 11/24/2014 12:48 PM, Sebastien Jourdain wrote: >> >> Apache 2.2 will probably be an issue as WS forwarding was not properly >> supported with url rewrite. >> >> You may need to build Apache yourself on that distribution. The one >> that have all the fix and is supposed to work is 2.4.7+. >> >> We have some additional documentation about that part here: >> >> >> http://www.paraview.org/ParaView3/Doc/Nightly/www/js-doc/index.html#!/guide/apache_front_end >> >> Seb >> >> On Mon, Nov 24, 2014 at 12:47 PM, Burlen Loring <blor...@lbl.gov> wrote: >> >>> Hi Sebastien, >>> >>> this is for a public deployment but I am testing in the browser while it >>> locally logged into the system. This server is running ubuntu 11.04, apache >>> 2.2.22. I hope that this isn't a roadblock.I can't easily upgrade. >>> >>> your instructions for 14.04 went off OK but in 2 spots I had to find a >>> work around: >>> 1) proxy_wstunnel had to be installed manually, this went without a >>> hitch and it loaded up without error >>> 2) in the apache config I had to comment #Require all granted as that >>> wasn't valid in 2.2 >>> >>> the session id was in the proxy.txt file and had the port number 9100 >>> which I see elsewhere in the logs, so that looks OK. >>> >>> I'm attaching the launcher config. >>> >>> the apache config is pasted below. >>> >>> 131 >>> ################################################################################333 >>> 132 <VirtualHost *:80> >>> 133 ServerName paraview.lbl.gov >>> 134 ServerAdmin blor...@lbl.gov >>> 135 DocumentRoot /var/www/ParaView/www >>> 136 ErrorLog "/var/www/ParaView/logs/error.log" >>> 137 CustomLog "/var/www/ParaView/logs/access.log" common >>> 138 >>> 139 <Directory "/var/www/ParaView/www"> >>> 140 Options Indexes FollowSymLinks >>> 141 Order allow,deny >>> 142 Allow from all >>> 143 AllowOverride None >>> 144 #for ver >= 2.4 >>> 145 #Require all granted >>> 146 </Directory> >>> 147 >>> 148 # Handle launcher forwarding >>> 149 ProxyPass /paraview http://localhost:8080/paraview >>> 150 >>> 151 # Handle WebSocket forwarding >>> 152 RewriteEngine On >>> 153 RewriteMap session-to-port txt:/var/www/ParaView/proxy.txt >>> 154 RewriteCond %{QUERY_STRING} ^sessionId=(.*)$ [NC] >>> 155 RewriteRule ^/proxy.*$ ws://${session-to-port:%1}/ws [P] >>> 156 </VirtualHost> >>> >>> >>> On 11/24/2014 10:02 AM, Sebastien Jourdain wrote: >>> >>> Hi Burlen, >>> >>> Just to make sure, you are performing the install on an Ubuntu 14.04 ? >>> >>> Are you trying to try it locally first using "localhost", or are you >>> targeting a real deploy with a real host name? >>> >>> Can you share your config file for the launcher + apache? >>> (You can do it privately depending on your target deploy / security) >>> >>> Moreover, can you validate that the session id >>> c3079f24-73f9-11e4-a023-002590202132 >>> was properly mapped inside the text file that is shared between Apache and >>> the Python launcher? >>> >>> Thanks, >>> >>> Seb >>> >>> >>> >>> On Mon, Nov 24, 2014 at 10:29 AM, burlen <burlen.lor...@gmail.com> >>> wrote: >>> >>>> Hi All, >>>> >>>> Making an attempt to install ParaView web. I need some assistance in >>>> trouble shooting. I am attaching a set of logs from a single attempt. I'm >>>> following the instructions for Ubuntu 14.04 >>>> <http://www.paraview.org/ParaView3/Doc/Nightly/www/js-doc/index.html#%21/guide/ubuntu_14_04>. >>>> I see the x11 render window open, but the web page shows nothing. >>>> >>>> from the error log >>>> [Mon Nov 24 08:48:53 2014] [error] [client 131.243.240.15] File does >>>> not exist: /var/www/ParaView/www/ws: >>>> >>>> from the access log >>>> 131.243.240.15 - - [24/Nov/2014:08:48:53 -0800] "GET / >>>> ws://localhost:9100/ws?sessionId=c3079f24-73f9-11e4-a023-002590202132 >>>> HTTP/1.1" 404 513 >>>> 131.243.240.15 - - [24/Nov/2014:08:48:53 -0800] "GET >>>> /proxy?sessionId=c3079f24-73f9-11e4-a023-002590202132 HTTP/1.1" 404 457 >>>> >>>> Seems that the problem potentially relates to web sockets. How can I >>>> get further info about what's failing? Can anyone give some hint on >>>> troubleshooting this issue? >>>> >>>> Burlen >>>> >>>> _______________________________________________ >>>> Powered by www.kitware.com >>>> >>>> Visit other Kitware open-source projects at >>>> http://www.kitware.com/opensource/opensource.html >>>> >>>> Please keep messages on-topic and check the ParaView Wiki at: >>>> http://paraview.org/Wiki/ParaView >>>> >>>> Follow this link to subscribe/unsubscribe: >>>> http://public.kitware.com/mailman/listinfo/paraview >>>> >>>> >>> >>> >>> _______________________________________________ >>> Powered by www.kitware.com >>> >>> Visit other Kitware open-source projects at >>> http://www.kitware.com/opensource/opensource.html >>> >>> Please keep messages on-topic and check the ParaView Wiki at: >>> http://paraview.org/Wiki/ParaView >>> >>> Follow this link to >>> subscribe/unsubscribe:http://public.kitware.com/mailman/listinfo/paraview >>> >>> >>> >> >> >
_______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview