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BAEL-4441: Custom User Attributes with Keycloak and Spring (#9966)

This commit is contained in:
Sampada 2020-09-02 21:16:52 +05:30 committed by GitHub
parent a82d2bf9e0
commit 473b453a1f
3 changed files with 62 additions and 1 deletions
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46
spring-boot-modules/spring-boot-keycloak/src/main/java/com/baeldung/keycloak/CustomUserAttrController.java Normal file
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@ -0,0 +1,46 @@
package com.baeldung.keycloak;
import java.security.Principal;
import java.util.Map;
import org.keycloak.KeycloakPrincipal;
import org.keycloak.KeycloakSecurityContext;
import org.keycloak.adapters.springsecurity.token.KeycloakAuthenticationToken;
import org.keycloak.representations.IDToken;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
@Controller
public class CustomUserAttrController {
@GetMapping(path = "/users")
public String getUserInfo(Model model) {
KeycloakAuthenticationToken authentication = (KeycloakAuthenticationToken) SecurityContextHolder.getContext()
.getAuthentication();
final Principal principal = (Principal) authentication.getPrincipal();
String dob = "";
if (principal instanceof KeycloakPrincipal) {
KeycloakPrincipal<KeycloakSecurityContext> kPrincipal = (KeycloakPrincipal<KeycloakSecurityContext>) principal;
IDToken token = kPrincipal.getKeycloakSecurityContext()
.getIdToken();
Map<String, Object> customClaims = token.getOtherClaims();
if (customClaims.containsKey("DOB")) {
dob = String.valueOf(customClaims.get("DOB"));
}
}
model.addAttribute("username", principal.getName());
model.addAttribute("dob", dob);
return "userInfo";
}
}

2
spring-boot-modules/spring-boot-keycloak/src/main/java/com/baeldung/keycloak/SecurityConfig.java
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@ -44,7 +44,7 @@ class SecurityConfig extends KeycloakWebSecurityConfigurerAdapter {
protected void configure(HttpSecurity http) throws Exception {
super.configure(http);
http.authorizeRequests()
.antMatchers("/customers*")
.antMatchers("/customers*", "/users*")
.hasRole("user")
.anyRequest()
.permitAll();

15
spring-boot-modules/spring-boot-keycloak/src/main/resources/templates/userInfo.html Normal file
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@ -0,0 +1,15 @@
<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head th:include="layout :: headerFragment">
</head>
<body>
<div id="container">
<h1>
Hello, <span th:text="${username}">--name--</span>.
</h1>
<h3>
Your Date of Birth as per our records is <span th:text="${dob}" />.
</h3>
</div>
</body>
</html>