website: explain how to upgrade providers

Previously the -upgrade option was covered only on the "terraform init" usage page. It seems also worth mentioning in the main docs on provider versioning, since we're already explaining here other mechanics of the versioning/constraints system.
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Martin Atkins 2017-08-28 11:48:39 -07:00
parent 170de0964d
commit bb0e57fec1
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@ -110,6 +110,12 @@ This special argument applies to _all_ providers.
view the specified version constraints for all providers used in the
current configuration.
When `terraform init` is re-run with providers already installed, it will
use an already-installed provider that meets the constraints in preference
to downloading a new version. To upgrade to the latest acceptable version
of each provider, run `terraform init -upgrade`. This command also upgrades
to the latest versions of all Terraform modules.
## Multiple Provider Instances
You can define multiple instances of the same provider in order to support