[Engine-devel] if there is a updated debug environment how to?

Alexander Wels awels at redhat.com
Fri Jun 7 19:56:40 UTC 2013 

On Friday, June 07, 2013 03:51:17 PM Alon Bar-Lev wrote:
> ----- Original Message -----
> 
> > From: "Alexander Wels" <awels at redhat.com>
> > To: "Alon Bar-Lev" <alonbl at redhat.com>
> > Cc: engine-devel at ovirt.org, "bigclouds" <bigclouds at 163.com>
> > Sent: Friday, June 7, 2013 10:27:54 PM
> > Subject: Re: [Engine-devel] if there is a updated debug environment how
> > to?
> > 
> > On Friday, June 07, 2013 03:20:11 PM Alon Bar-Lev wrote:
> > > ----- Original Message -----
> > > 
> > > > From: "Alexander Wels" <awels at redhat.com>
> > > > To: "Alon Bar-Lev" <alonbl at redhat.com>
> > > > Cc: engine-devel at ovirt.org, "bigclouds" <bigclouds at 163.com>
> > > > Sent: Friday, June 7, 2013 8:35:27 PM
> > > > Subject: Re: [Engine-devel] if there is a updated debug environment
> > > > how
> > > > to?
> > > > 
> > > > On Friday, June 07, 2013 12:22:10 PM Alon Bar-Lev wrote:
> > > > > ----- Original Message -----
> > > > > 
> > > > > > From: "Alexander Wels" <awels at redhat.com>
> > > > > > To: "Alon Bar-Lev" <alonbl at redhat.com>
> > > > > > Cc: engine-devel at ovirt.org, "bigclouds" <bigclouds at 163.com>
> > > > > > Sent: Friday, June 7, 2013 4:14:59 PM
> > > > > > Subject: Re: [Engine-devel] if there is a updated debug
> > > > > > environment
> > > > > > how
> > > > > > to?
> > > > > > 
> > > > > > On Friday, June 07, 2013 08:26:32 AM Alon Bar-Lev wrote:
> > > > > > > ----- Original Message -----
> > > > > > > 
> > > > > > > > From: "Alexander Wels" <awels at redhat.com>
> > > > > > > > To: engine-devel at ovirt.org
> > > > > > > > Cc: "Alon Bar-Lev" <alonbl at redhat.com>, "bigclouds"
> > > > > > > > <bigclouds at 163.com>
> > > > > > > > Sent: Friday, June 7, 2013 3:09:19 PM
> > > > > > > > Subject: Re: [Engine-devel] if there is a updated debug
> > > > > > > > environment
> > > > > > > > how
> > > > > > > > to?
> > > > > > > > 
> > > > > > > > On Friday, June 07, 2013 03:46:12 AM Alon Bar-Lev wrote:
> > > > > > > > > ----- Original Message -----
> > > > > > > > > 
> > > > > > > > > > From: "bigclouds" <bigclouds at 163.com>
> > > > > > > > > > To: "Alon Bar-Lev" <alonbl at redhat.com>
> > > > > > > > > > Cc: "Eli Mesika" <emesika at redhat.com>, "engine-devel"
> > > > > > > > > > <engine-devel at ovirt.org> Sent: Friday, June 7, 2013
> > > > > > > > > > 10:29:25
> > > > > > > > > > AM
> > > > > > > > > > Subject: Re:Re: [Engine-devel] if there is a updated debug
> > > > > > > > > > environment
> > > > > > > > > > how
> > > > > > > > > > to?
> > > > > > > > > > 
> > > > > > > > > > so many thinks,i  finally make it.
> > > > > > > > > > 
> > > > > > > > > > if i can debug gwt  in this environment?  and how?
> > > > > > > > > > 
> > > > > > > > > > 
> > > > > > > > > > if this link is still in use,
> > > > > > > > > > http://www.ovirt.org/DebugFrontend
> > > > > > > > > > 
> > > > > > > > > > thanks.
> > > > > > > > > 
> > > > > > > > > This is interesting, I would like to work with someone that
> > > > > > > > > knows
> > > > > > > > > GWT
> > > > > > > > > to
> > > > > > > > > make this happen.
> > > > > > > > > 
> > > > > > > > > If I read this correctly, all you need to do is:
> > > > > > > > > 
> > > > > > > > > $ make install-dev PREFIX="${HOME}/ovirt-engine"
> > > > > > > > > EXTRA_BUILD_FLAGS_DEV="-Pgwtdev"
> > > > > > > > > 
> > > > > > > > > And connect eclipse using the standard jboss debug port.
> > > > > > > > > 
> > > > > > > > > But I know nothing of GWT, I will appreciate help in that...
> > > > > > > > > 
> > > > > > > > > How do we connect to a running instance of jboss and debug
> > > > > > > > > gwt,
> > > > > > > > > what
> > > > > > > > > setting
> > > > > > > > > should we have?
> > > > > > > 
> > > > > > > Hi Alex,
> > > > > > > 
> > > > > > > > Once you have the engine up and running as explained about,
> > > > > > > > you
> > > > > > > > can
> > > > > > > > use
> > > > > > > > http://www.ovirt.org/DebugFrontend to run GWT debugging. You
> > > > > > > > can
> > > > > > > > safely
> > > > > > > > skip step 0
> > > > > > > > in that document (I think that needs to be updated). And start
> > > > > > > > at
> > > > > > > > step
> > > > > > > > 1.
> > > > > > > > The document explains quite well what to do, but the short
> > > > > > > > version
> > > > > > > > is:
> > > > > > > > 
> > > > > > > > 1. cd into the source code directory of either webadmin or
> > > > > > > > user
> > > > > > > > portal.
> > > > > > > > Usually: ovirt-
> > > > > > > > engine/frontend/webadmin/modules/(webadmin or userportal-gwtp)
> > > > > > > > 2. mvn gwt:debug -Pgwtdev,gwt-admin,gwt-user
> > > > > > > > -Dgwt.noserver=true
> > > > > > > > from
> > > > > > > > the
> > > > > > > > command line. Once it is done compiling it will tell you it is
> > > > > > > > listening
> > > > > > > > on
> > > > > > > > port 8000.
> > > > > > > 
> > > > > > > This will not run as jboss, right?
> > > > > > 
> > > > > > No it is a normal java application (The GWT debugger).
> > > > > > 
> > > > > > > Or you mean it will run on the jboss of the legacy (not the new
> > > > > > > environment). I would like a solution in which we can use the
> > > > > > > already
> > > > > > > running jboss instance that use for production in order to debug
> > > > > > > gwt.
> > > > > > > Is
> > > > > > > that possible?
> > > > > > > I guess some properties need to be passed, or new modules.
> > > > > > > 
> > > > > > > Thanks!
> > > > > > 
> > > > > > The GWT debugger is completely agnostic with regards to what
> > > > > > serves
> > > > > > the
> > > > > > host page. The GWT debugger is connected to the browser, not the
> > > > > > server.
> > > > > > The host page can be served from a local JBOSS, a remote Apache, a
> > > > > > file,
> > > > > > whatever. The GWT debugger doesn't care as it is talking to the
> > > > > > browser.
> > > > > 
> > > > > Can you please explain this text from the wiki:
> > > > > 
> > > > > gwt.noserver tells Development Mode that the application is already
> > > > > deployed
> > > > > on JBoss AS (don't use embedded Jetty instance to serve application
> > > > > content)
> > > > 
> > > > There are different ways of using the GWT debug mode. One of the ways
> > > > is
> > > > to
> > > > have the GWT debugger spin up an instance of jetty and have your web
> > > > application deployed in it. Then have it launch a browser with the
> > > > appropriate
> > > > url in it. Adding the --gwt.noserver on the command line tells GWT you
> > > > don't want to spin up the jetty server, that the application you are
> > > > working with is
> > > > somewhere else and you will manually go to it.
> > > > 
> > > > > Or this:
> > > > > 
> > > > > Q: Client-side logs are not persisted on Engine, e.g.
> > > > > $JBOSS_HOME/standalone/log/engine/engine-ui.log. A: Currently,
> > > > > client-side
> > > > > logs are enabled only when debugging the application via Development
> > > > > Mode.
> > > > 
> > > > When the application is running normally it is all just javascript
> > > > running
> > > > in the browser. There are 'log' statements in the code but no loggers
> > > > to
> > > > write the data to. When you are connected to the browser with the GWT
> > > > debugger the GWT debugger provides a logger to write to.
> > > 
> > > So how did it reached to the jboss-as log?
> > > Should I add configuration to jboss logging to have this?
> > > 
> > > > > What listens on port 8700?
> > > > 
> > > > In the old environment JBOSS. in the new environment nothing as JBOSS
> > > > is
> > > > listening on 8080 and 8443
> > > 
> > > OK, thanks.
> > > 
> > > So if I understand correctly, the following is sequence is required:
> > > 
> > > Build and deploy code:
> > > $ make install-dev PREFIX="${HOME}/ovirt-engine"
> > > $ "${HOME}/ovirt-engine/share/ovirt-engine/services/ovirt-engine.py"
> > > start
> >  
> >  You missed this part:
> > 1. cd into the source code directory of either webadmin or user portal.
> > you have to change directory to either frontend/webadmin/modules/webadmin
> > or frontend/webadmin/modules/userportal-gwtp
> > 
> > As the maven gwt plugin is only defined in the webadmin and userportal
> > poms
> > and
> > not in the root pom.
> 

It doesn't make much sense to put the gwt plugin in the root pom, as the root 
pom has nothing to do with GWT. The plugin exists in userportal and webadmin 
as those are GWT modules. The debugger is specifically a GWT debugger, you 
can't debug anything else with it.

> Is there any reason why not to add <something> to root pom?
> Activating the debugger should be generic, right, I mean it should not have
> any dependency with specific module... the fact that we use maven for that
> is only as a wrapper, right?
> > > Execute the gwt debugger as standalone
> > > $ mvn gwt:debug -Pgwtdev -Dgwt.noserver=true
> > > 
> > > Connect eclipse gwt debugger to localhost:8000
> > > 
> > > Navigate to application, add ?gwt.codesvr=127.0.0.1:9997 as suffix,
> > > example:
> > > WebAdmin:
> > > http://127.0.0.1:8080/webadmin/webadmin/WebAdmin.html?gwt.codesvr=127.0.
> > > 0.1
> > > 
> > > :9997 UserPortal:
> > > http://127.0.0.1:8080/UserPortal/org.ovirt.engine.ui.userportal.UserPort
> > > al/
> > > UserPortal.html?gwt.codesvr=127.0.0.1:9997
> > > 
> > > In other words, it should not be required to re-compile the code to
> > > execute
> > > the debugger... as environment is fully deployed.
> > > 
> > > 
> > > Well, the above sequence is not working, I wounder what I miss in
> > > principal... the mvn gwt:debug complains about: [ERROR] Failed to
> > > execute
> > > goal org.codehaus.mojo:gwt-maven-plugin:2.3.0:debug (default-cli) on
> > > project webadmin: The parameters 'runTarget' for goal
> > > org.codehaus.mojo:gwt-maven-plugin:2.3.0:debug are missing or invalid ->
> > > [Help 1]
> > > 
> > > Thanks!
> > > 
> > > > > Thanks!
> > > > > 
> > > > > > IMO the only thing we could do to improve this is update the make
> > > > > > file
> > > > > > to
> > > > > > provide a target to start the debugger, which basically just calls
> > > > > > maven
> > > > > > with the appropriate parameters.
> > > > > > 
> > > > > > > > 3.In eclipse (or your favorite java IDE) make a remote java
> > > > > > > > application
> > > > > > > > connection to
> > > > > > > > port 8000
> > > > > > > > 4. Once connected this will open up a GWT debug window.
> > > > > > > > 5. In your browser as ?gwt.codesvr=127.0.0.1:9997 to the url
> > > > > > > > you
> > > > > > > > are
> > > > > > > > working with and
> > > > > > > > refresh the page.
> > > > > > > > 6. It will either ask you to install the plugin in your
> > > > > > > > browser
> > > > > > > > or
> > > > > > > > load
> > > > > > > > the
> > > > > > > > page depending
> > > > > > > > on if you have the plugin already.
> > > > > > > > 
> > > > > > > > Alexander
> > > > > > > > 
> > > > > > > > > Thanks!
> > > > > > > > > 
> > > > > > > > > > At 2013-06-07 14:55:41,"Alon Bar-Lev" <alonbl at redhat.com>
> > 
> > wrote:
> > > > > > > > > > >----- Original Message -----
> > > > > > > > > > >
> > > > > > > > > > >> From: "bigclouds" <bigclouds at 163.com>
> > > > > > > > > > >> To: "Eli Mesika" <emesika at redhat.com>
> > > > > > > > > > >> Cc: "engine-devel" <engine-devel at ovirt.org>
> > > > > > > > > > >> Sent: Friday, June 7, 2013 3:49:15 AM
> > > > > > > > > > >> Subject: Re: [Engine-devel] if there is a updated debug
> > > > > > > > > > >> environment
> > > > > > > > > > >> how
> > > > > > > > > > >> to?
> > > > > > > > > > >> 
> > > > > > > > > > >> hi:
> > > > > > > > > > >> there is error when engine-setup-2. finally only 8702
> > > > > > > > > > >> and
> > > > > > > > > > >> 8703
> > > > > > > > > > >> port
> > > > > > > > > > >> is
> > > > > > > > > > >> in
> > > > > > > > > > >> listen state.
> > > > > > > > > > >> i can not visit 8080 via browser.
> > > > > > > > > > >
> > > > > > > > > > >Well, if setup fails... probably application won't work.
> > > > > > > > > > >
> > > > > > > > > > >> engine-setup-2 
> > > > > > > > > > >> [ INFO  ] Creating CA
> > > > > > > > > > >> [ INFO  ] Creating database schema
> > > > > > > > > > >> [ ERROR ] Failed to execute stage 'Misc configuration':
> > > > > > > > > > >> Command
> > > > > > > > > > >> '/home/best/ovirt-engine/share/ovirt-engine/dbscripts/c
> > > > > > > > > > >> reat
> > > > > > > > > > >> e_sc
> > > > > > > > > > >> hema
> > > > > > > > > > >> .sh'
> > > > > > > > > > >> failed to execute
> > > > > > > > > > >> [ INFO  ] Stage: Clean up
> > > > > > > > > > >> Log file is located at
> > > > > > > > > > >> /tmp/ovirt-engine-setup-20130606172206.log
> > > > > > > > > > >
> > > > > > > > > > >What database have you  used?
> > > > > > > > > > >If you don't have anything important there, can you
> > > > > > > > > > >please
> > > > > > > > > > >try
> > > > > > > > > > >to
> > > > > > > > > > >initialize it so you start fresh?
> > > > > > > > > > >
> > > > > > > > > > ># systemctl stop postgresql.service
> > > > > > > > > > ># rm -fr /var/lib/pgsql
> > > > > > > > > > ># postgresql-setup initdb
> > > > > > > > > > ># vi /var/lib/pgsql/data/pg_hba.conf
> > > > > > > > > > >modify 127.0.0.1/32 and ::1/128 lines to password at last
> > > > > > > > > > >field
> > > > > > > > > > ># su - postgres -c psql -d template1
> > > > > > > > > > >template1=# create user engine password 'engine';
> > > > > > > > > > >template1=# create database engine owner engine;
> > > > > > > > > > ># \q
> > > > > > > > > > >
> > > > > > > > > > >> At 2013-06-06 05:17:07,"Eli Mesika"
> > > > > > > > > > >> <emesika at redhat.com>
> > > > > > > > > > >> 
> > > > > > > > > > >> wrote:
> > > > > > > > > > >> >----- Original Message -----
> > > > > > > > > > >> >
> > > > > > > > > > >> >> From: "bigclouds" <bigclouds at 163.com>
> > > > > > > > > > >> >> To: "engine-devel" <engine-devel at ovirt.org>
> > > > > > > > > > >> >> Sent: Wednesday, June 5, 2013 12:34:30 PM
> > > > > > > > > > >> >> Subject: [Engine-devel] if there is a updated debug
> > > > > > > > > > >> >> environment
> > > > > > > > > > >> >> how
> > > > > > > > > > >> >> to?
> > > > > > > > > > >> >> 
> > > > > > > > > > >> >> hi, engine guys:
> > > > > > > > > > >> >> i want to make a engine debug environment for a
> > > > > > > > > > >> >> looong
> > > > > > > > > > >> >> time,
> > > > > > > > > > >> >> due
> > > > > > > > > > >> >> to
> > > > > > > > > > >> >> all
> > > > > > > > > > >> >> 
> > > > > > > > > > >> >>  kinds
> > > > > > > > > > >> >> 
> > > > > > > > > > >> >> of reasons i have not made it.
> > > > > > > > > > >> >> now i still have the need for a debug environment.
> > > > > > > > > > >> >> (it
> > > > > > > > > > >> >> seems
> > > > > > > > > > >> >> like
> > > > > > > > > > >> >> that
> > > > > > > > > > >> >> i
> > > > > > > > > > >> >> 
> > > > > > > > > > >> >>  am
> > > > > > > > > > >> >> 
> > > > > > > > > > >> >> keeped away from you all)
> > > > > > > > > > >> >> if there is a updated doc for building engine debug
> > > > > > > > > > >> >> environment?
> > > > > > > > > > >> >> thanks so much.
> > > > > > > > > > >> >
> > > > > > > > > > >> >Please follow Allon's B L doc on how to create a
> > > > > > > > > > >> >development
> > > > > > > > > > >> >environment
> > > > > > > > > > >> >
> > > > > > > > > > >> >http://www.ovirt.org/OVirt_Engine_Development_Environm
> > > > > > > > > > >> >ent
> > > > > > > > > > >> >
> > > > > > > > > > >> >> _______________________________________________
> > > > > > > > > > >> >> Engine-devel mailing list
> > > > > > > > > > >> >> Engine-devel at ovirt.org
> > > > > > > > > > >> >> http://lists.ovirt.org/mailman/listinfo/engine-devel
> > > > > > > > > > >> 
> > > > > > > > > > >> _______________________________________________

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