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#1236 Set up Client Credentials Flow for internal service communication in Keycloak #1251
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27 changes: 27 additions & 0 deletions
27
common-library/src/main/java/com/yas/commonlibrary/config/KeycloakClientConfig.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package com.yas.commonlibrary.config; | ||
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| import static org.keycloak.OAuth2Constants.CLIENT_CREDENTIALS; | ||
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| import org.keycloak.admin.client.Keycloak; | ||
| import org.keycloak.admin.client.KeycloakBuilder; | ||
| import org.springframework.context.annotation.Bean; | ||
| import org.springframework.context.annotation.Configuration; | ||
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| @Configuration | ||
| public class KeycloakClientConfig { | ||
| private static final String AUTH_SERVER_URL = "http://identity"; | ||
| private static final String REALM = "Yas"; | ||
| private static final String RESOURCE = "service-to-service"; | ||
| private static final String CLIENT_SECRET = "6A1IpjtpvPYWzdLgi8j2zzVMlkjSGtBa"; | ||
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| @Bean | ||
| public Keycloak keycloak() { | ||
| return KeycloakBuilder.builder() | ||
| .grantType(CLIENT_CREDENTIALS) | ||
| .serverUrl(AUTH_SERVER_URL) | ||
| .realm(REALM) | ||
| .clientId(RESOURCE) | ||
| .clientSecret(CLIENT_SECRET) | ||
| .build(); | ||
| } | ||
| } |
27 changes: 27 additions & 0 deletions
27
common-library/src/main/java/com/yas/commonlibrary/utils/KeycloakUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package com.yas.commonlibrary.utils; | ||
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| import jakarta.annotation.PostConstruct; | ||
| import org.keycloak.admin.client.Keycloak; | ||
| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.stereotype.Component; | ||
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| @Component | ||
| public class KeycloakUtils { | ||
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| private static Keycloak keycloakClient; | ||
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| @Autowired | ||
| private Keycloak keycloak; | ||
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| @PostConstruct | ||
| public void init() { | ||
| KeycloakUtils.keycloakClient = keycloak; | ||
| } | ||
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| public static String getAccessToken() { | ||
| if (keycloakClient == null) { | ||
| throw new IllegalStateException("Keycloak client not initialized"); | ||
| } | ||
| return keycloakClient.tokenManager().getAccessTokenString(); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| package utils; | ||
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| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
| import static org.mockito.Mockito.when; | ||
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| import com.yas.commonlibrary.utils.KeycloakUtils; | ||
| import org.junit.jupiter.api.BeforeEach; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.api.extension.ExtendWith; | ||
| import org.keycloak.admin.client.Keycloak; | ||
| import org.keycloak.admin.client.token.TokenManager; | ||
| import org.mockito.InjectMocks; | ||
| import org.mockito.Mock; | ||
| import org.mockito.junit.jupiter.MockitoExtension; | ||
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| @ExtendWith(MockitoExtension.class) | ||
| public class KeycloakUtilsTest { | ||
| @Mock | ||
| private Keycloak keycloak; | ||
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| @Mock | ||
| private TokenManager tokenManager; | ||
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| @InjectMocks | ||
| private KeycloakUtils keycloakUtils; | ||
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| @BeforeEach | ||
| public void setUp() { | ||
| keycloakUtils.init(); | ||
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| // Mock the tokenManager to return the mocked TokenManager | ||
| when(keycloak.tokenManager()).thenReturn(tokenManager); | ||
| } | ||
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| @Test | ||
| public void testGetAccessToken() { | ||
| String mockAccessToken = "mock-access-token"; | ||
| when(tokenManager.getAccessTokenString()).thenReturn(mockAccessToken); | ||
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| String accessToken = KeycloakUtils.getAccessToken(); | ||
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| assertEquals(mockAccessToken, accessToken); | ||
| } | ||
| } |
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Can you explain the reason for not using the same version as the parent's pom.xml?