Relating to the first error, here are my OpenStack-related environment variables (I didn't set them manually; I'm using clouds.yaml):
```
OS_AUTH_URL=http://10.248.246.143/identity/v3
OS_DEFAULT_DOMAIN=default
OS_USERNAME=admin
OS_PROJECT_NAME=admin
OS_PASSWORD=<my-password>
OS_IDENTITY_API_VERSION=3
```