KMS is latest - great
Only one java process - great
Is the issue reproducible at our demo-next server?
On Tue, 28 Apr 2020 at 13:18, kaffeesurrogat <kaffeesurro...@posteo.de> wrote:
>
>
>
> On 28/04/2020 06:25, Maxim Solodovnik wrote:
> > Your libreoffice at server seems to be misconfigured
> > No other understandable errors on the logs
>
> > What version of KMS are you using?
> >
> kurento-media-server/bionic,now 6.13.0-0kurento1.18.04 amd64 [installiert]
>
> > Kurento connection issues might be caused by your OM restarts i. e. Is
> > it possible you have multiple om instances running?
> Do I have to look for this process ?
>
> {output}
> kurento 30582 1.1 9.4 14778360 3175232 ? Sl Apr27 6:36
> /usr/lib/jvm/java-11-openjdk-amd64/bin/java
> -Djava.util.logging.config.file=/opt/open504/conf/logging.properties
> -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
> -Djava.awt.headless=true -Djava.security.egd=file:/dev/./urandom
> -Djdk.tls.ephemeralDHKeySize=2048
> -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
> -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Xms1G -Xmx8G
> -server -XX:+UseParallelGC -Dignore.endorsed.dirs= -classpath
> /opt/open504/bin/bootstrap.jar:/opt/open504/bin/tomcat-juli.jar
> -Dcatalina.base=/opt/open504 -Dcatalina.home=/opt/open504
> -Djava.io.tmpdir=/opt/open504/temp org.apache.catalina.startup.Bootstrap
> start
> {output}
>
> Without any user logged in to the om frontend only one process .... with
> two users sharing the same room still one process.
>
> Can't say about the error situation with multiple users of same kind ....
>
> > According to duplicated users in the list: I consider it as serious issue
> > Can you share steps to reproduce and/or output of browser js console?
>
> I really would love to do so. RIght now I have a hosted vps from strato
> and two old computers at home for testing purposes.
> Using local computers and a hosted vps the multiple but same user effect
> didn't occur. (ubuntu 18.04 LTS)
>
> Talking to my colleagues (2) living at different places than mine
> caused the multiple but same user effect. I guess MBSU effect is
> connected to reloading the page after a lost connection. Thats
> something I did once uppon a time and out of the sudden I've doubled my
> testing person. In the middle you can see messages like lost connection
> to mediaserver on the frontend.
> This was tested after i installed coturn, but happened without any
> coturn or free tun/turn server configured.
>
> > Is this issue reproducible on outermost server?
>
> If you are talking about a vps hosted by a provider, yes that is the case.
> >
> >
> > On Tue, Apr 28, 2020, 11:16 Stefan Kühl <ste...@quatrekuehl.eu
> > <mailto:ste...@quatrekuehl.eu>> wrote:
> >
> > Hey guys,
> >
> > @kaffeesurrogat:
> > Check if iptables-persistant is installed. As far as I know, this
> > is not standard.
> >
> > Try:
> >
> > sudo apt-get install iptables-persistent
> >
> > then:
> >
> > iptables-save > /etc/iptables/rules.v4
> >
> >
> >
> > This should work.
> >
> > Greetz
> >
> > Hoschie
> >
> >
> > Am 27.04.2020 23:16, schrieb Juan Antonio Moreno Carmona:
> >
> >> Everything seems OK. I would try first without iptables, with all
> >> ports open. When you have openmeetings running smoothly then you
> >> can go closing ports.
> >>
> >> El 27/4/20 a las 22:59, kaffeesurrogat escribió:
> >>>
> >>> On 27/04/2020 22:35, Juan Antonio Moreno Carmona wrote:
> >>>> Ok, well. You have installed coturn, then look for a file named
> >>>> turnserver.con. It can be in /etc/turnserver.conf or
> >>>> /etc/turnserver/turnserver.conf.
> >>>>
> >>>> You must edit this file but before tell me if you have found it.
> >>> ok what i did:
> >>>
> >>> what i did:
> >>>
> >>> 1) i installed coturn
> >>> 2) edited /etc/default/coturn
> >>> TURNSERVER_ENABLED=1
> >>> 3) mkdir -p /var/log/turnserver
> >>> and
> >>> chown -R kurento /var/log/turnserver
> >>> 4) openssl rand -hex 32
> >>> 5) vi /etc/turnserver.conf
> >>> use-auth-secret
> >>> static-auth-secret=MYOPENSSLHASH
> >>> user=kurento:MYNEWPASSW
> >>> realm=kurent.org <http://kurent.org>
> >>> log-file=/var/log/turnserver/turn.log
> >>> 6) vi /etc/default/kurento-media-serve
> >>> DAEMON_USER="kurento"
> >>> 7) vi
> >>>
> >>> /opt/open504/webapps/openmeetings/WEB-INF/classes/applicationContext.xml
> >>>
> >>> <bean id="kurentoHandler"
> >>> class="org.apache.openmeetings.core.remote.KurentoHandler"
> >>> init-method="init" destroy-method="destroy"
> >>> p:kurentoWsUrl="ws://127.0.0.1:8888/kurento
> >>> <http://127.0.0.1:8888/kurento>"
> >>> p:checkTimeout="10000"
> >>> p:watchThreadCount="10"
> >>> p:turnUrl="MYPUPIP:3478"
> >>> p:turnUser="kurento:MYNEWPASSW"
> >>> p:turnSecret="MYOPENSSLHASH"
> >>> p:turnMode="rest"
> >>> p:turnTtl="60"
> >>> p:objCheckTimeout="200"
> >>> p:flowoutTimeout="5"
> >>> />
> >>>
> >>> 8) chown -R kurento /opt/open504
> >>> 9) vi /etc/systemd/system/multi-user.target.wants/openmeetings.service
> >>>
> >>> User=kurento
> >>> Group=nogroup
> >>>
> >>>
> >>> Checked if user changed: ps aux | grep java
> >>>
> >>> kurento 30582 2.5 6.5 14674172 2209696 ? Sl 22:03 1:14
> >>> /usr/lib/jvm/java-11-openjdk-amd64/bin/java
> >>>
> >>> 10) restart coturn checked status
> >>>
> >>> sudo systemctl status coturn
> >>> coturn.service - LSB: coturn TURN Server
> >>> Loaded: loaded (/etc/init.d/coturn; generated)
> >>> Active: active (running) since Mon 2020-04-27 21:58:45 CEST;
> >>> 53min ago
> >>> Docs: man:systemd-sysv-generator(8)
> >>> Tasks: 75 (limit: 165)
> >>> CGroup: /system.slice/coturn.service
> >>> └─30214 /usr/bin/turnserver -c /etc/turnserver.conf -o -v
> >>>
> >>> 11) restarted kurento checked status
> >>>
> >>> sudo systemctl status korento-media-service
> >>>
> >>> kurento-media-server.service - LSB: Kurento Media Server daemon
> >>> Loaded: loaded (/etc/init.d/kurento-media-server; generated)
> >>> Active: active (running) since Mon 2020-04-27 21:59:53 CEST;
> >>> 53min ago
> >>> Docs: man:systemd-sysv-generator(8)
> >>> Tasks: 24 (limit: 165)
> >>> CGroup: /system.slice/kurento-media-server.service
> >>> └─30317 /usr/bin/kurento-media-server
> >>>
> >>>
> >>> 12) restarted openmeetings checked status
> >>>
> >>> sudo systemctl status openmeetings.service
> >>> ● openmeetings.service - Apache OpenMeetings server
> >>> Loaded: loaded (/etc/systemd/system/openmeetings.service; enabled;
> >>> vendor preset: enabled)
> >>> Active: active (running) since Mon 2020-04-27 22:03:09 CEST;
> >>> 50min ago
> >>> Process: 30542 ExecStop=/opt/open504/bin/shutdown.sh (code=exited,
> >>> status=1/FAILURE)
> >>> Process: 30575 ExecStart=/opt/open504/bin/startup.sh (code=exited,
> >>> status=0/SUCCESS)
> >>> Main PID: 30582 (java)
> >>> Tasks: 105 (limit: 165)
> >>> CGroup: /system.slice/openmeetings.service
> >>> └─30582 /usr/lib/jvm/java-11-openjdk-amd64
> >>>
> >>> 13) Opening ports ....
> >>>
> >>> sudo iptables -A INPUT -p tcp -m tcp --dport 3478 -j ACCEPT
> >>> sudo iptables -A INPUT -p udp -m udp --dport 3478 -j ACCEPT
> >>> sudo iptables -A INPUT -p tcp -m tcp --dport 5443 -j ACCEPT
> >>> sudo iptables -A INPUT -p tcp -m tcp --dport 8888 -j ACCEPT
> >>> sudo iptables -A INPUT -p udp --match multiport --dports 49152:65535
> >>> -j
> >>> ACCEPT
> >>> sudo iptables -A OUTPUT -p udp --match multiport --dports 49152:65535
> >>> -j
> >>> ACCEPT
> >>>
> >>>
> >>> 14) checked if rules are there
> >>>
> >>> sudo iptables -L .... seems to be right all of them where listed ...
> >>>
> >>> 15) saving the rules .....
> >>>
> >>> !!!!!!!!!!! THAT FAILS !!!!!!!!!!!
> >>>
> >>> sudo service iptables save
> >>> iptables: unrecognized service
> >>>
> >>>
> >>> mmmmmm, didn't find a solution for this ....
> >>>
> >>>
> >>>
> >>>
> >>>> El 27/4/20 a las 22:26, kaffeesurrogat escribió:
> >>>>> Yes i installed this thing on VPS, 8 vCores, 32GB of ram .....
> >>>>> ubuntu
> >>>>> 18.04
> >>>>>
> >>>>> On 27/04/2020 21:59, Juan Antonio Moreno Carmona wrote:
> >>>>>> Hi.
> >>>>>>
> >>>>>> I suppose you have Ubuntu installed on your VPS. It is right? Then
> >>>>>> install the coturn package. Next you have to edit the files
> >>>>>> turnserver.conf and applicationContext.xml and restart cotrun and
> >>>>>> openmeetings. You can see more precise instructions in the next
> >>>>>> tutorial
> >>>>>>
> >>>>>>
> >>>>>> https://cwiki.apache.org/confluence/display/OPENMEETINGS/Tutorials+for+installing+OpenMeetings+and+Tools?preview=/27838216/152111934/Installation%20SSL%20certificates%20and%20Coturn%20for%20OpenMeetings%205.0.0-M4%20on%20Ubuntu%2018.04.pdf
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> Juan Antonio.
> >>>>>>
> >>>>>> El 27/4/20 a las 21:34, kaffeesurrogat escribió:
> >>>>>>> On 27/04/2020 21:30, kaffeesurrogat wrote:
> >>>>>>>> On 27/04/2020 20:28, ratatouille wrote:
> >>>>>>>>> Hello!
> >>>>>>>>>
> >>>>>>>>> Own machine for what? For a STUN-Server? I think it's the best
> >>>>>>>>> to
> >>>>>>>>> run such
> >>>>>>>> | server on the same machine like OM.
> >>>>>>>>
> >>>>>>>> are there any instructions for the coturn stuff ...... can send
> >>>>>>>> me a
> >>>>>>>> link ? Never did that before .....
> >>>>>>> is the one from the wiki the best starting point ? I've read quite
> >>>>>>> a few
> >>>>>>> instructions, each one is quite good, but it would ease my work to
> >>>>>>> choose the right one from the beginning.
> >>>>>>>
> >>>>>>>
> >>>>>>>>> What OS are you using? I use CentOS 7 with coturn as
> >>>>>>>>> STUN-Server.
> >>>>>>>>> Runs nice.
> >>>>>>>> Its ubuntu 18.04 LTS on a hostet virtual machine.
> >>>>>>>> 8 vCores, 32 Gb ram
> >>>>>>>>
> >>>>>>>> many thanks ....
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>> Andreas
> >>>>>>>>>
> >>>>>>>>> kaffeesurrogat <kaffeesurro...@posteo.de
> >>>>>>>>> <mailto:kaffeesurro...@posteo.de>> schrieb am 27.04.20 um
> >>>>>>>>> 19:47:26 Uhr:
> >>>>>>>>>
> >>>>>>>>>> Should I setup my own machine or is it save to use a public
> >>>>>>>>>> one ?
> >>>>>>>>>>
> >>>>>>>>>> On 27/04/2020 19:41, kaffeesurrogat wrote:
> >>>>>>>>>>> I didn't configure a STUN, is that the problem? Which server
> >>>>>>>>>>> do
> >>>>>>>>>>> you
> >>>>>>>>>>> recommend for being in germany ?
> >>>>>>>>>>>
> >>>>>>>>>>>
> >>>>>>>>>>>
> >>>>>>>>>>> On 27/04/2020 19:25, kaffeesurrogat wrote:
> >>>>>>>>>>>> Hey everybody,
> >>>>>>>>>>>>
> >>>>>>>>>>>> i just finished a testing session with OM 5.0.4 and two
> >>>>>>>>>>>> colleages. It
> >>>>>>>>>>>> didn't went well at all.
> >>>>>>>>>>>> Quite a few error messages popped up in the middle of the
> >>>>>>>>>>>> session,
> >>>>>>>>>>>> uploading of docx did not work, giving or withdrawing
> >>>>>>>>>>>> permissions to
> >>>>>>>>>>>> draw on the white board did fail or failed not.
> >>>>>>>>>>>> As my colleages logged in, they showed up twice in the user
> >>>>>>>>>>>> panel on the
> >>>>>>>>>>>> right sight. I've been the moderator, my colleagues the
> >>>>>>>>>>>> "users".
> >>>>>>>>>>>> After a short while and a couple of disconnections, I could
> >>>>>>>>>>>> not
> >>>>>>>>>>>> re-enter
> >>>>>>>>>>>> the room because it was full. I've limited the room capacity
> >>>>>>>>>>>> to
> >>>>>>>>>>>> 6 people.
> >>>>>>>>>>>>
> >>>>>>>>>>>>
> >>>>>>>>>>>> Restarting Openmeetings and KMS reentering the room for all
> >>>>>>>>>>>> of
> >>>>>>>>>>>> us,
> >>>>>>>>>>>> cleared the problem for a short while.
> >>>>>>>>>>>>
> >>>>>>>>>>>>
> >>>>>>>>>>>> The session was ended by a browser message, that the
> >>>>>>>>>>>> connection was
> >>>>>>>>>>>> lost. I've attached the the logfile from this sessions. You
> >>>>>>>>>>>> will
> >>>>>>>>>>>> find
> >>>>>>>>>>>> quite a few messages in there. I don't know, which one is
> >>>>>>>>>>>> really
> >>>>>>>>>>>> important,
> >>>>>>>>>>>> thus I send all of them, replacing personal information .....
> >>>>>>>>>>>>
> >>>>>>>>>>>>
> >>>>>>>>>>>> Many thanks in advance,
> >>>>>>>>>>>>
> >>>>>>>>>>>> kaffeesurrogat
> >>>>>>>>>>>>
> >>>>>>>>>>>> it is quite big, sorry for that ...
> >>>>>>>>>>>>
> >
>
--
Best regards,
Maxim
