You can access the demo project for this blog post here. For invoking a REST endpoint, client application should. I will try to update this article to support this new configuration type as soon as possible. Demonstrate how to use Keycloak's admin REST API with a postman client application. As of now, the Keycloak Spring Boot Adapter has does not support this new configuration type. A collection lets you group related requests and easily set common authorization, tests, scripts, and variables for all requests in it. It is now advized to use the new configuration type following the component-based design. Note that since the version 5.7.0 of Spring Security, the WebSecurit圜onfigurerAdapter is deprecated. The delete endpoint can now be used successfully.Īnd that’s it! We now have Role-Based Authorization. This time around, we get back a new token with the admin user. We First fetch the token with the non-admin user.Īnd let’s try to use the delete endpoint by providing this token in the Authorization header.Īs expected, we receive a 401 Unauthorized error, because the admin role is missing. Let’s first ensure that the ‘user’ with no admin role cannot access the delete endpoint. Here I’ll run the keycloak instance as a docker container on my local machine, But if you prefer you can start a keycloak instance using any other way described here. We improve our Postman configuration by adding the new user in the variables collection Keycloak is an open-source Identity and access management tool, which you could easily run on your local machine or a server. Fawn Creek, KS is a small rural town located in the rolling hills of the Midwest. To test our setup, we are going to use the same method as the previous article, and use Postman to play the client role. Best Places to Live in Fawn Creek, Kansas. This one will be used to demonstrate that our role-based authorization is working and that the DELETE endpoint will be forbidden for this user. a user logging in to Postman to provide authentication for our Keycloak service. We need to create a new user that does not own the admin role. As previously mentioned, the Keycloak security components interact. We already have the ‘admin’ user from the previous article. By default, Spring Security adds a prefix ‘ROLE_’ to any authority, but Keycloak’s roles do not.īy using this mapper, the prefix will be added to any authority sent in the Keycloak token if it is not already here. Click edit on a collection and copy the content of keycloak-fetch-token-postman-pre-request.js(keycloak-fetch-token-postman-pre-request.js) into the 'Pre-request Script' tab in Postman. Note the role mapping is done using the SimpleAuthorityMapper. We add a new antMatcher that restricts all routes starting with ‘/plant/’ and using the HTTP DELETE method, which fits the deletePlant endpoint we have added previously.
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