docs: tweak wording about service identities (#5794)

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R.B. Boyer 2019-05-06 15:11:06 -05:00 committed by GitHub
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@ -81,8 +81,9 @@ discovered_ and to _discover other healthy service instances_. Suitable
policies tend to all look nearly identical so a service identity is a policy policies tend to all look nearly identical so a service identity is a policy
template to aid in avoiding boilerplate policy creation. template to aid in avoiding boilerplate policy creation.
At authorization time a service identity acts like an additional policy was During the authorization process, the configured service identity is automatically
attached to the token with the following contents: applied as a policy with the following preconfigured [ACL
rules](/docs/acl/acl-system.html#acl-rules-and-scope):
```hcl ```hcl
// Allow the service and its sidecar proxy to register into the catalog. // Allow the service and its sidecar proxy to register into the catalog.