On 28/04/2020 08:37, Maxim Solodovnik wrote:
> KMS is latest - great
> Only one java process - great
>
> Is the issue reproducible at our demo-next server?
sorry for asking ....
where can i find three of them at
https://openmeetings.apache.org/demo.html
;-)
>
> 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 ...
>>>>>>>>>>>>>>
>
