# cat /etc/redhat-release CentOS release 6.9 (Final) # node --version v8.11.1 # npm --version 5.6.0 # firebase --version 3.18.4 # firebase login ? Allow Firebase to collect anonymous CLI usage and error reporting information ? Yes Visit this URL on any device to log in: https://accounts.google.com/o/oauth2/auth?client_id=5635(以下略) Waiting for authentication...