summaryrefslogtreecommitdiff
path: root/microservices/03-resource-server/src/main/java/com/example/resourceserver/security/AuthRestController.java
blob: 2c9b48a4cd9ee447c8bbcbdb3ad09aeb2c8c99d2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
package com.example.resourceserver.security;

import java.util.Optional;
import java.util.Set;

import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * This controller is a special one. The getRoles() method is accessed by calls from API gateway
 * when someone logs in to the API gateway.
 * 
 * The path is publicly accessible. To prevent access via API gateway by API gateway clients, a different
 * path is used (not start with /api).
 * 
 * SecurityConfig.java has been configured to allow access without authentication.
 * 
 * AuthRestController
 */
@RestController
@RequestMapping("/security/open/users")
public class AuthRestController {
    private UserService userService;

    public AuthRestController(UserService userService) {
        this.userService = userService;
    }

    @GetMapping("/{username}/roles")
    public ResponseEntity<RolesResponse> getRoles(@PathVariable String username) {
        Optional<User> user = userService.findByUsername(username);

        if (user.isEmpty()) {
            return ResponseEntity.ok(new RolesResponse(Set.of()));
        }

        return ResponseEntity.ok(new RolesResponse(user.get().getRoles()));
    }

}