Environment Variables

All server settings are defined using environment variables

Environment Variable	Default Value	Description
CRYSTAL_ENV	Development
CRYSTAL_LOG_SOURCES	"*"
CRYSTAL_LOG_LEVEL	debug
CRYSTAL_WORKERS	4	the number of CPU cores to use
PORT	4000
PORT_REUSE	true
HOST	0.0;0.0	Binds the server to a particular ip address on the host machine
DATABASE_URL	postgres://auth_user:auth_pass@db:5432/authority_db?initial_pool_size=10&checkout_timeout=3P	PostgreSQL database connection URL
SECRET_KEY	secret_key	The encryption key to use signed JWTs
CODE_TTL	5	Duration in seconds
ACCESS_TOKEN_TTL	60	Duration in seconds
TEMPLATES_PATH	./public/templates
SESSION_KEY	session_id
BASE_URL	http://localhost:4000
DEVICE_CODE_TTL	300	Duration in seconds
SSL_CERT	""
SSL_KEY	""
SSL_CA	""
SSL_MODE	""