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bigbluebutton/entrypoint.coturn.sh

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#!/bin/sh
set -e
apk add jq su-exec
# create certs for proxy
if [ "$ENABLE_HTTPS_PROXY" == true ]; then
while true
do
for cert_file in /etc/resty-auto-ssl/storage/file/*latest; do
if [ -f "$cert_file" ]; then
break 2
fi
done
echo "ERROR: certificate doesn't exist yet."
echo "Certificate gets create on the first request to the HTTPS proxy."
echo "We will try again..."
sleep 10
done
# extract cert
cat /etc/resty-auto-ssl/storage/file/*%3Alatest | jq -r '.fullchain_pem' > /tmp/cert.pem
cat /etc/resty-auto-ssl/storage/file/*%3Alatest | jq -r '.privkey_pem' > /tmp/key.pem
fi
# set turn_secret variable
if test -f "/run/secrets/turn_secret"; then
pwd=$(cat /run/secrets/turn_secret)
if [ -z $pwd ]; then
echo >&2 "error: /run/secrets/turn_secret is empty"
exit 1
fi
echo "entrypoint.coturn.sh setting TURN_SECRET"
export "TURN_SECRET"="${pwd}"
unset "pwd"
else
echo >&2 "error: /run/secrets/turn_secret does not exist"
exit 1
fi
# start turnserver
su-exec nobody turnserver --static-auth-secret="${TURN_SECRET}"