docker-jitsi-meet/jibri/rootfs/etc/cont-init.d/10-config

#!/usr/bin/with-contenv bash

# DISPLAY is necessary for start
[ -z "${DISPLAY}" ] \
&& ( echo -e "\e[31mERROR: Please set DISPLAY variable.\e[39m"; kill 1; exit 1 )

# check loaded snd_aloop module and exit if is not loaded on the host
[ -z "$(lsmod | grep -om1 snd_aloop)" ] \
&& ( echo -e "\e[31mERROR: Please load snd-aloop module on the docker host.\e[39m"; kill 1; exit 1 )

# get host's audio group id
host_audio_group="$(stat -c %g /dev/snd/pcmC0D0p)"
# try to create group with this id. If group with the id already exists, just skip
groupadd -g ${host_audio_group} jibri-audio >/dev/null 2>&1
# include user to the group by id
usermod -aG ${host_audio_group} jibri

# script for finalizing must have executing bit.
[ ! -z "${JIBRI_FINALIZE_RECORDING_SCRIPT_PATH}" ] \
&& [ ! -x "${JIBRI_FINALIZE_RECORDING_SCRIPT_PATH}" ] \
&& chmod +x ${JIBRI_FINALIZE_RECORDING_SCRIPT_PATH}

# set rundom jibri nickname for the instance if is not set
[ -z "${JIBRI_INSTANCE_ID}" ] && export JIBRI_INSTANCE_ID=$(date +%N)

# always recreate configs
tpl /defaults/config.json > /etc/jitsi/jibri/config.json
tpl /defaults/logging.properties > /etc/jitsi/jibri/logging.properties

# make recording dir
[ -z "${JIBRI_RECORDING_DIR}" ] && export JIBRI_RECORDING_DIR=/config/recordings
mkdir -p ${JIBRI_RECORDING_DIR}
chown -R jibri ${JIBRI_RECORDING_DIR}

# make logs dir
[ -z "${JIBRI_LOGS_DIR}" ] && export JIBRI_LOGS_DIR=/config/logs
mkdir -p ${JIBRI_LOGS_DIR}
chown -R jibri ${JIBRI_LOGS_DIR}