The original version of the gen-passwords.sh script is
part of docker-jitsi-meet:
https://github.com/jitsi/docker-jitsi-meet/blob/master/gen-passwords.sh
The version here is taken from tag stable-9779, last
modification in commit ID 084266cec54854373d039d20eff13318b2903580.
Local modifications:
- none; importing the original version unchanged so we can track all of our changes in git.