gcloud sql instances describe

https://cloud.google.com/sdk/gcloud/reference/sql/instances/describe

gcloud sql instances describe YourInstance

ERROR: (gcloud.sql.instances.describe) There was a problem refreshing 
your current auth tokens: 
HTTPSConnectionPool(host='oauth2.googleapis.com', port=443): Max 
retries exceeded with url: /token (Caused by 
NewConnectionError('<urllib3.connection.HTTPSConnection object at 
0x105f66d40>: Failed to establish a new connection: [Errno 8] 
nodename nor servname provided, or not known'))
Please run:

  $ gcloud auth login 

to obtain new credentials.

If you have already logged in with a different account:

    $ gcloud config set account ACCOUNT

to select an already authenticated account to use.

See also

• Cloud SQL: gcloud sql [ databases | import | export | instances | backups | instance create ]
• gcloud [ config | scheduler | auth | asset | services | gcloud auth login | iam | sql | projects | container | compute | kms | source], gcloud composer environments create | build | gcloud config set project, gcloud source repos create, gcloud composer environments create, gcloud version, gcloud --help