website/docs: add note re. SSH hostkey validation to provisioner connection doc (#25355)

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Jamie Finnigan 2020-06-24 05:09:06 -07:00 committed by GitHub
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@ -20,6 +20,12 @@ for some connection settings, so that `connection` blocks could sometimes be
omitted. This feature was removed in 0.12 in order to make Terraform's behavior omitted. This feature was removed in 0.12 in order to make Terraform's behavior
more predictable. more predictable.
-> **Note:** Since the SSH connection type is most often used with
newly-created remote resources, validation of SSH host keys is disabled by
default. In scenarios where this is not acceptable, a separate mechanism for
key distribution could be established and the `host_key` directive documented
below explicitly set to verify against a specific key or signing CA.
Connection blocks don't take a block label, and can be nested within either a Connection blocks don't take a block label, and can be nested within either a
`resource` or a `provisioner`. `resource` or a `provisioner`.