version: '2.3' services: kerberoskdc: image: clickhouse/kerberos-kdc:${DOCKER_KERBEROS_KDC_TAG:-latest} hostname: kerberoskdc volumes: - ${KERBEROS_KDC_DIR}/secrets:/tmp/keytab - ${KERBEROS_KDC_DIR}/../kerberos_image_config.sh:/config.sh - /dev/urandom:/dev/random ports: [88, 749]