mention usage with custom credential types in credential plugins doc

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Jake McDermott 2019-04-01 08:42:57 -04:00
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@ -33,12 +33,11 @@ the Machine Credential.
system by specifying the source (in this example, the HashiCorp credential)
and metadata about the path (e.g., `/some/path/to/my/password/`).
Note that you can perform these lookups on *any* credential field - not just
the `password` field for Machine credentials. You could just as easily create
an AWS credential and use lookups to retrieve the Access Key and Secret Key
from an external secret management system. Also note that external credential
sources cannot ever be used to look up secrets for other external credential
sources.
Note that you can perform these lookups on *any* field for any non-external
credential, including those with custom credential types. You could just as
easily create an AWS credential and use lookups to retrieve the Access Key and
Secret Key from an external secret management system. External credentials
cannot have lookups applied to their fields.
Writing Custom Credential Plugins
---------------------------------