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| -rw-r--r-- | organizers-notebook/index.org | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/organizers-notebook/index.org b/organizers-notebook/index.org index a43a8044..50dc9158 100644 --- a/organizers-notebook/index.org +++ b/organizers-notebook/index.org @@ -230,12 +230,19 @@ Process: Checklist: - [ ] IRC + - [ ] Manual announcements + - [ ] Automated announcements - [ ] Web conference - [ ] Streaming assets + - [ ] Overlays + - [ ] Intros - [ ] OBS +- [ ] VNC - [ ] Publishing to the wiki - [ ] Publishing to the media server - [ ] Etherpad +- [ ] Mumble +- [ ] Icecast ** Getting ready for captions @@ -244,7 +251,209 @@ Onboarding: - Add captioner to conf.org with the ~:caption:~ tag, under a Volunteers heading with the ~volunteer~ tag. Make sure the ~EMAIL~ property is set. - Add captioner to emacsconf-org mailing list. - Send backstage information elisp:emacsconf-mail-backstage-info-to-volunteer . (Can be sent to all captioning volunteers with elisp:emacsconf-mail-backstage-info-to-captioning-volunteers) +* General infrastructure +** Icecast +:PROPERTIES: +:CUSTOM_ID: icecast +:END: + +Success: You can use [[#obs-instructions][OBS+VNC to record]], and the results can be viewed by mpv. +- [X] Gen +- [X] Dev +Also, recordings are available in /data. + +New year: + +1. Reprovision with + #+begin_src sh :eval no + ansible-playbook -i inventory.yml prod-playbook.yml --tags stream + #+end_src + so that the year is updated in the configuration. +2. SSH to live0.emacsconf.org and run ~/etc/init.d/emacsconf stop~. Confirm that icecast has stopped with ~ps | grep emacsconf~; if not, kill the process. + Start it again with ~/etc/init.d/emacsconf start~ +3. To test, you can use FFmpeg like this for the gen stream: + #+begin_src sh + ffmpeg -y -f lavfi -i testsrc=size=1280x720:rate=10 -i background-music.opus \ + -c:v libvpx -b:v 500K -crf 25 -b:a 128k \ + -content_type video/webm "icecast://emacsconf:$EMACSCONF_ICECAST_SOURCE_PASSWORD@live0.emacsconf.org:8001/gen.webm" + #+end_src + For dev: + #+begin_src sh + ffmpeg -y -f lavfi -i testsrc=size=1280x720:rate=10 -i background-music.opus \ + -c:v libvpx -b:v 500K -crf 25 -b:a 128k \ + -content_type video/webm "icecast://emacsconf:$EMACSCONF_ICECAST_SOURCE_PASSWORD@live0.emacsconf.org:8001/dev.webm" + #+end_src + and then view it with + #+begin_src sh + mpv https://live0.emacsconf.org/gen.webm + #+end_src + +** Watching pages +:PROPERTIES: +:CUSTOM_ID: watch +:END: + +Success: You can watch at https://live.emacsconf.org. +- [X] https://live.emacsconf.org goes to the current year's page. +- [X] gen stream works in the browser +- [X] dev stream works in the browser +- [X] Schedule is correct + +New year: +1. ansible-playbook -i inventory.yml prod-playbook.yml --tags live +2. Republish with elisp:emacsconf-publish-watch-pages. +3. Update front:/var/www/live.emacsconf.org. + +Set up test streams (see ffmpeg instructions from [[#icecast][Icecast]]) and then: + + +** IRC web client + +Success: +- [X] You can join from https://chat.emacsconf.org +- [X] You can join from https://live.emacsconf.org and the channels end up as the latest ones + +Remember to schedule a task to ask libera.chat to increase the number of users it will accept from chat.emacsconf.org to avoid connection exhaustion errors. + +Message I've posted to support@libera.chat: + +Thank you for running libera.chat. We're looking forward to using IRC +(#emacsconf-gen, #emacsconf-dev) for the discussions for the upcoming +EmacsConf (Dec 7-8, https://emacsconf.org). In the past, we've needed to +coordinate with Libera staff to increase the number of connections +allowed from chat.emacsconf.org during conference days in order to avoid +connection exhaustion errors. Is that something we can plan now or would +you like me to bring it up a few days before the conference? +** Etherpad + +Success: + +- [X] pad.emacsconf.org redirects to this year's entry +- [X] Each talk has its own Etherpad + +** Manual IRC announcements + +Success: + +- [ ] You can /opall, /conftopic, and /broadcast + + +** Automated IRC announcements + +** VNC +:PROPERTIES: +:CUSTOM_ID: vnc +:END: + +We use VNC to connect to the X servers on res.emacsconf.org so that we can stream from it. + +Success: +- [X] Confirm that you can connect to emacsconf-gen via VNC +- [X] Confirm that you can connect to emacsconf-dev via VNC + +Setting up +- elisp:emacsconf-publish-res-index + +**** Instructions +:PROPERTIES: +:CUSTOM_ID: vnc-instructions +:END: + +NOTE: VNC+OBS doesn't work well if you have a window manager that +automatically resizes windows, like i3. Please configure your window +manager so that the VNC window is not resized. + + 1. Install a VNC viewer on your system (ex: tigervnc-viewer). + + 2. Set up your local environment: + + - gen: export TRACK=gen; export TRACK_PORT=5905; export SSH_PORT=46668 + - dev: export TRACK=dev; export TRACK_PORT=5906; export SSH_PORT=46668 + + 3. Copy the password: + + scp emacsconf-$TRACK@res.emacsconf.org:~/.vnc/passwd vnc-passwd-$TRACK -p $SSH_PORT + + 4. Forward your local ports and connect via VNC viewer to the + appropriate forwarded port from your laptop: + + #+begin_example + ssh emacsconf-$TRACK@res.emacsconf.org -N -L $TRACK_PORT:127.0.0.1:$TRACK_PORT -p $SSH_PORT & + sleep 5 # Give it time to establish the tunnels + xvncviewer 127.0.0.1:$TRACK_PORT -shared -geometry 1280x720 -passwd vnc-passwd-$TRACK & + #+end_example + +If you get the following error: + +#+begin_example +channel 2: open failed: connect failed: Connection refused +CConn: End of stream +CConn: The connection was dropped by the server before the session could + be established. +#+end_example + +then the VNC server hasn't started yet. You can start it with + +#+begin_src sh :eval no +ssh emacsconf-$TRACK@res.emacsconf.org -p $SSH_PORT /home/emacsconf-$TRACK/bin/track-vnc +#+end_src + +and then connect with: + +#+begin_src sh :eval no +xvncviewer 127.0.0.1:$TRACK_PORT -shared -geometry 1280x720 -passwd vnc-passwd-$TRACK & +#+end_src + +** Streaming with OBS + +Success: Confirm that you can stream +- [ ] gen +- [ ] dev + +New year: reprovision with + +#+begin_src sh :eval no +ansible-playbook -i inventory.yml prod-playbook.yml --tags obs +#+end_src + +so that the year is updated in the shell scripts. + +**** Instructions +:PROPERTIES: +:CUSTOM_ID: obs-instructions +:END: + +1. [[#vnc-instructions][Connect to the VNC session for the track.]] + +2. Start *recording* (not streaming). If you don't see OBS when you connect, it's probably on workspace 2, so you can switch with Alt-2. If you still don't see it there, you can open a terminal with Alt-Enter and then run ~track-obs~. After you start recording, confirm that it is now broadcasting to the stream. + +3. Verify with MPV on your local system: + + #+begin_example + mpv https://live0.emacsconf.org/$TRACK.webm & + #+end_example + +*** Icecast +:PROPERTIES: +:CUSTOM_ID: icecast +:END: + +Success: You can use [[#obs-instructions][OBS+VNC to record]], and the results can be viewed by mpv. +- [ ] gen +- [ ] dev + +New year: reprovision with + +#+begin_src sh :eval no +ansible-playbook -i inventory.yml prod-playbook.yml --tags stream +#+end_src + +so that the year is updated in the configuration. +This is on live.emacsconf.org and can be restarted with =/etc/init.d/emacsconf restart=. +** Low-res stream +** Restream to YouTube +** Restream to Toobnix * Other process notes :PROPERTIES: :CUSTOM_ID: other |