BigBlueButton-Adopters Meeting

no-stun-backward-compatibility

defaultSettings:
  application:
    animations: false 

LOCALE_DE="/usr/share/meteor/bundle/programs/web.browser/app/locales/de.json"
LOCALE_EN="/usr/share/meteor/bundle/programs/web.browser/app/locales/en.json"
PROGRAM_JSON="/usr/share/meteor/bundle/programs/web.browser/program.json"

yq -jP w -i $LOCALE_EN '"app.video.virtualBackground.uhh"' "University of Hamburg"
yq -jP w -i $LOCALE_DE '"app.video.virtualBackground.uhh"' "Universität Hamburg"

yq -jP w -i $PROGRAM_JSON 'manifest[path==app/locales/de.json].size' $(stat -c %s $LOCALE_DE)
yq -jP w -i $PROGRAM_JSON 'manifest[path==app/locales/en.json].size' $(stat -c %s $LOCALE_EN)
yq -jP w -i $PROGRAM_JSON 'manifest[path==app/locales/de.json].hash' $(sha1sum $LOCALE_DE|cut -d" " -f1)
yq -jP w -i $PROGRAM_JSON 'manifest[path==app/locales/en.json].hash' $(sha1sum $LOCALE_EN|cut -d" " -f1)

```
 - Neue Rechtsgrundlage für Aufzeichnungen von Lehrveranstaltungen in Niedersachsen: NHG §17 (6) (https://www.nds-voris.de/jportal/?quelle=jlink&query=HSchulG+ND+%C2%A7+17&psml=bsvorisprod.psml)
- Scalelite config
https://jffederico.medium.com/scalelite-lazy-deployment-745a7be849f6
https://github.com/jfederico/scalelite-run

- Redis systemd docker-unit:


- Zoom, DFN & Telecom: 
https://www.telekom.com/de/medien/medieninformationen/detail/zoom-und-telekom-bieten-zoom-x-an-648456
https://www.conf.dfn.de/rahmenvertraege/

- https://edumeet.org/

Montag, 14. Februar 2022 – 15-16 Uhr
------------------------------------
Meetings Raum: https://webconf-next.uni-osnabrueck.de/b/tim-fb7-em4-rna

- Updates
    - BBB [2.4.3](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3) & [2.4.4](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.4)
    - Greenlight [2.11.1](https://github.com/bigbluebutton/greenlight/releases/tag/release-2.11.1) & [2.11.2](https://github.com/bigbluebutton/greenlight/releases/tag/release-2.11.2)
- BBB 2.4.3+ (mediasoup) - Initial Join Default Mute delay? (Elias Hackradt) [Issue 14183](https://github.com/bigbluebutton/bigbluebutton/issues/14183)
- Umfrage Anwendertreffen:
    > Wann würde euch ein Anwendertreffen passen?
    > 
    > Mai: 6 |||||| 26%
    > Juni: 12 ||||||||||| 52%
    > Juli: 5 ||||| 22%
- Tipps & Tricks:
    - Speaker Animationen deaktivieren: defaultSettings:application:animations: false (/usr/share/meteor/bundle/programs/server/assets/app/config/settings.yml bzw. /etc/bigbluebutton/bbb-html5.yml)
    - https://gitlab.com/schrd/cookbook_bigbluebutton/-/tree/master/files/default/freeswitch
    - /usr/local/bin/fs_clibbb & F8
    - Audioeinstellungen UOS:

`audio_bit_rate: 64000`
`audio_sampling_rate: 24000`

```yaml

- name: adjust audio sampling rate for default profile
  replace:
    path: /opt/freeswitch/etc/freeswitch/autoload_configs/conference.conf.xml
    before: ''
    regexp: '<param name="rate" value=".*\/>'
    replace: '<param name="rate" value="{{ audio_sampling_rate }}"/>'
  notify: restart freeswitch

- name: adjust audio stereo for default profile (nur für Musik sinnvoll)
  lineinfile:
    path: /opt/freeswitch/etc/freeswitch/autoload_configs/conference.conf.xml
    insertafter: '<profile name="default">'
    line: '<param name="channels" value="2"/>'
  notify: restart freeswitch

- name: adjust audio bit rate
  replace:
    path: /usr/local/bigbluebutton/bbb-webrtc-sfu/config/default.yml
    regexp: 'maxaveragebitrate:.*'
    replace: 'maxaveragebitrate: "{{ audio_bit_rate }}"'
  notify: restart bbb

- name: copy bbb_conference.xml
  copy:
    src: bbb_conference.xml
    dest: /opt/freeswitch/etc/freeswitch/dialplan/default/bbb_conference.xml
  notify: restart freeswitch

- name: copy opus.conf.xml
  template:
    src: opus.conf.xml
    dest: /opt/freeswitch/etc/freeswitch/autoload_configs/opus.conf.xml
  notify: restart freeswitch

<?xml version="1.0" encoding="UTF-8"?>
<configuration name="opus.conf">
   <settings>
      <param name="use-vbr" value="1" />
      <param name="use-dtx" value="0" />
      <param name="complexity" value="10" />
      <param name="packet-loss-percent" value="15" />
      <param name="keep-fec-enabled" value="1" />
      <param name="use-jb-lookahead" value="1" />
      <param name="advertise-useinbandfec" value="1" />
      <param name="adjust-bitrate" value="1" />
      <param name="maxaveragebitrate" value="{{ audio_bit_rate }}" />
      <param name="maxplaybackrate" value="48000" />
      <param name="sprop-maxcapturerate" value="48000" />
      <param name="sprop-stereo" value="1" />
      <param name="negotiate-bitrate" value="1" />
   </settings>
</configuration>


<?xml version="1.0" encoding="UTF-8"?>
<include>
   <extension name="bbb_conferences_ws">
      <condition field="${bbb_authorized}" expression="true" break="on-false" />
      <condition field="${sip_via_protocol}" expression="^wss?$" />
      <condition field="destination_number" expression="^(\d{5,11})$">
         <action application="set" data="jitterbuffer_msec=60:120:20" />
         <action application="set" data="rtp_jitter_buffer_plc=true" />
         <action application="set" data="rtp_jitter_buffer_during_bridge=true" />
         <action application="set" data="suppress_cng=true" />
         <action application="answer" />
         <action application="conference" data="$1@cdquality" />
      </condition>
   </extension>
   <extension name="bbb_conferences">
      <condition field="${bbb_authorized}" expression="true" break="on-false" />
      <condition field="destination_number" expression="^(\d{5,11})$">
         <action application="set" data="jitterbuffer_msec=60:120:20" />
         <action application="set" data="rtp_jitter_buffer_plc=true" />
         <action application="set" data="rtp_jitter_buffer_during_bridge=true" />
         <action application="set" data="suppress_cng=true" />
         <action application="answer" />
         <action application="conference" data="$1@cdquality" />
      </condition>
   </extension>
</include>


videoMediaServer: mediasoup
screenshareMediaServer: mediasoup
audioMediaServer: mediasoup

kurento: 
  cameraSortingModes:
    defaultSorting:   LOCAL_ALPHABETICAL
    paginationSorting: [VOICE_ACTIVITY_LOCAL,LOCAL_PRESENTER_ALPHABETICAL]

- name: Create font dir
  ansible.builtin.file:
    path: /usr/share/fonts/truetype/google
    state: directory
    owner: root
    group: root
    mode: 0755

- name: install Nunito Sans font from Google
  ansible.builtin.unarchive:
    src: https://fonts.google.com/download?family=Nunito%20Sans
    dest: /usr/share/fonts/truetype/google
    remote_src: yes
  register: fonts

- name: Update font cache
  ansible.builtin.command: fc-cache -f
  when: fonts.changed

- name: Disable etherpad ep_cursortrace plugin
  become: true
  community.general.archive:
    path: /usr/share/etherpad-lite/node_modules/ep_cursortrace
    dest: /usr/share/etherpad-lite/ep_cursortrace.tgz
    owner: etherpad
    group: etherpad
    remove: true
  notify: Restart etherpad

- name: Restart etherpad
  ansible.builtin.systemd:
    name: etherpad.service
    enabled: yes
    state: restarted

--- /usr/share/etherpad-lite/src/templates/pad.html.orig	2021-05-30 14:26:46.000000000 +0000
+++ /usr/share/etherpad-lite/src/templates/pad.html	2021-06-21 13:09:47.766085312 +0000
@@ -204,9 +204,6 @@
           <div id="exportColumn">
               <h2 data-l10n-id="pad.importExport.export"></h2>
               <% e.begin_block("exportColumn"); %>
-              <a id="exportetherpada" target="_blank" class="exportlink">
-                <span class="exporttype buttonicon buttonicon-file-powerpoint" id="exportetherpad" data-l10n-id="pad.importExport.exportetherpad"></span>
-              </a>
               <a id="exporthtmla" target="_blank" class="exportlink">
                 <span class="exporttype buttonicon buttonicon-file-code" id="exporthtml" data-l10n-id="pad.importExport.exporthtml"></span>
               </a>

if systemctl is-active --quiet etherpad; then
  redis-cli keys pad:* | xargs redis-cli del
  redis-cli keys sessionstorage:* | xargs redis-cli del
  redis-cli keys globalAuthor:* | xargs redis-cli del
  redis-cli keys token2author:* | xargs redis-cli del
fi
bbb-conf --restart

cameraTimeouts:
  # Base camera timeout: used as the camera *sharing* timeout and
  # as the minimum camera subscribe reconnection timeout
  baseTimeout: 60000
  # Max timeout: used as the max camera subscribe reconnection timeout. Each
  # subscribe reattempt increases the reconnection timer up to this
  maxTimeout: 120000

  yq w -i /usr/share/meteor/bundle/programs/server/assets/app/config/settings.yml public.kurento.cameraTimeouts.baseTimeout 60000
  yq w -i /usr/share/meteor/bundle/programs/server/assets/app/config/settings.yml public.kurento.cameraTimeouts.maxTimeout 120000

location ~ /b/.*/(login|ldap)$ {
  limit_req zone=login burst=5;
  proxy_pass          http://127.0.0.1:5000;
  proxy_set_header    Host              $host;
  proxy_set_header    X-Forwarded-For   $proxy_add_x_forwarded_for;
  proxy_set_header    X-Forwarded-Proto $scheme;
  proxy_http_version  1.1;
}

#deb https://ubuntu.bigbluebutton.org/xenial-220-2.2.26 bigbluebutton-xenial main


BigBlueButton-Adopters Meeting

Neue HackMD Note (Fortführung ab dem 30.01.2023):

Montag, 16. Januar 2023 – 15-16 Uhr

Montag, 02. Januar 2023 – 15-16 Uhr

Montag, 19. Dezember 2022 – 15-16 Uhr

Montag, 05. Dezember 2022 – 15-16 Uhr

Montag, 21. November 2022 – 15-16 Uhr

Montag, 07. November 2022 – 15-16 Uhr

Montag, 24. Oktober 2022 – 15-16 Uhr

Montag, 10. Oktober 2022 – 15-16 Uhr

Montag, 26. September 2022 – 15-16 Uhr

Montag, 12. September 2022 – 15-16 Uhr

Montag, 29. August 2022 – 15-16 Uhr

Montag, 15. August 2022 – 15-16 Uhr

Montag, 01. August 2022 – 15-16 Uhr

Montag, 18. Juli 2022: kein Treffen

Donnerstag, 14. Juli 2022: Community-Meeting in Osnabrück

Montag, 04. Juli 2022 – 15-16 Uhr

Montag, 20. Juni 2022 – 15-16 Uhr

Montag, 06. Juni 2022 – Feiertag

Montag, 23. Mai 2022 – 15-16 Uhr

Montag, 09. Mai 2022 – 15-16 Uhr

Montag, 25. April 2022 – 15-16 Uhr

Montag, 11. April 2022 – 15-16 Uhr

Montag, 28. März 2022 – 15-16 Uhr

Montag, 14. März 2022 – 15-16 Uhr

Montag, 28. Februar 2022 – 15-16 Uhr

cat /etc/systemd/system/scalelite-redis.service

Montag, 31. Januar 2022 – 15-16 Uhr

Montag, 17. Januar 2022 – 15-16 Uhr

Montag, 03. Januar 2022 – 15-16 Uhr

Montag, 20. Dezember 2021 – 15-16 Uhr

Montag, 6. Dezember 2021 – 15-16 Uhr

Montag, 22. November 2021 – 15-16 Uhr

Montag, 08. November 2021 – 15-16 Uhr

Montag, 25. Oktober 2021 – 15-16 Uhr

Montag, 11. Oktober 2021 – 15-16 Uhr

Montag, 27. September 2021 – 15-16 Uhr

Montag, 13. September 2021 – 15-16 Uhr

Montag, 30. August 2021 – 15-16 Uhr

Montag, 16. August 2021 – 15-16 Uhr

Montag, 02. August 2021 – 15-16 Uhr

Montag, 19. Juli 2021 – 15-16 Uhr

Montag, 05. Juli 2021 – 15-16 Uhr

Montag, 21. Juni 2021 – 15-16 Uhr

Montag, 07. Juni 2021 – 15-16 Uhr

Montag, 24. Mai 2021 – 15-16 Uhr

Montag, 10. Mai 2021 – 15-16 Uhr

Montag, 26. April 2021 – 15-16 Uhr

Montag, 12. April 2021 – 15-16 Uhr

Montag, 29. März 2021 – 15-16 Uhr

Montag, 15. März 2021 – 15-16 Uhr

Montag, 01. März 2021 – 15-16 Uhr

Montag, 15. Februar 2021 - 15-16 Uhr

Montag, 08. Februar 2021 - 15-16 Uhr

Montag, 01. Februar 2021 - 15-16 Uhr

Montag, 25. Januar 2021 - 15-16 Uhr

Montag, 18. Januar 2021 - 15-16 Uhr

Montag, 11. Januar 2021 - 15-16 Uhr

Montag, 04. Januar 2021 - 15-16 Uhr

Montag, 21. Dezember 2020 - 15-16 Uhr | Informelles Treffen

Montag, 14. Dezember 2020 - 15-16 Uhr

Agenda

Montag, 07. Dezember 2020 - 15-16 Uhr

Agenda

Montag, 30. November 2020 - 15-16 Uhr

Agenda

Weiterentwicklung

Sonstiges

23. November 2020

Read more

Workshop: Open-Source-Software

How subtitles should work in Opencast

Untertiteleditor 2022/2023

Certificate Renewal on PVE with wildcards