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Update README.md with minor fixes and cleanup

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Drew Leske 2018-02-23 15:05:29 -08:00 committed by GitHub
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contrib/terraform/openstack/README.md
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@ -95,18 +95,19 @@ This will be the base for subsequent Terraform commands.
#### OpenStack access and credentials
No provider variables are hardcoded inside `variables.tf` because Terraform
supports various authentication method for OpenStack, between identity v2 and
v3 API, `openrc` or `clouds.yaml`.
supports various authentication methods for OpenStack: the older script and
environment method (using `openrc`) as well as a newer declarative method, and
different OpenStack environments may support Identity API version 2 or 3.
These are examples and may vary depending on your OpenStack cloud provider,
for an exhaustive list on how to authenticate on OpenStack with Terraform
please read the [OpenStack provider documentation](https://www.terraform.io/docs/providers/openstack/).
##### Recommended method: clouds.yaml
##### Declarative method (recommended)
Newer recommended authentication method is to use a `clouds.yaml` file that can be store in:
The recommended authentication method is to describe credentials in a YAML file `clouds.yaml` that can be stored in:
* `Current Directory`
* the current directory
* `~/.config/openstack`
* `/etc/openstack`
@ -134,7 +135,7 @@ the one you want to use with the environment variable `OS_CLOUD` :
export OS_CLOUD=mycloud
```
##### Deprecated method : openrc
##### Openrc method (deprecated)
When using classic environment variables, Terraform uses default `OS_*`
environment variables: