Querious CA cert bug

test.sh

printf "\nConnect to mysql...\n\n"
printf "Using this user: root\n"
printf "Using this password: root-password\n"

# Create a temporary mysql instance using docker, letting the OS chose a port.
container=$(docker run -e MYSQL_ROOT_PASSWORD=root-password -d --rm -p 3306 mysql)

# Print the host port used.
printf "Using this port:\n"
docker container port $container

# Print the CA cert.
printf "\nWaiting for cert..."
file=$(pwd)/$container-ca-cert.pem
until docker exec $container cat /var/lib/mysql/ca.pem 2>/dev/null > $file; do
	sleep 1
	printf "."
done
printf "\n\nUse the cert at: \n    $file\n"

# Wait for enter.
printf "\nWhen you're done testing, press enter to clean up."
read > /dev/null

# Cleanup.
docker kill $container
rm $file