Your libreoffice at server seems to be misconfigured No other understandable errors on the logs
What version of KMS are you using? Kurento connection issues might be caused by your OM restarts i. e. Is it possible you have multiple om instances running? 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? Is this issue reproducible on outermost server? On Tue, Apr 28, 2020, 11:16 Stefan Kühl <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 > 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" > 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> 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 ... > > >
