Add multi-tenancy integration tests

- Created a separate directory under 'src' for integration tests
- Moved all multi-tenancy related integration test classes and files into 'it' directory
- Depends on https://gerrit.onap.org/r/c/ci-management/+/121243

Issue-ID: AAI-3324
Signed-off-by: Santos, Eric <eric.santos@yoppworks.com>
Change-Id: Ie50e81bad6b72fdd02ff2e937f2fda5e6b8228e9

4 files changed, 293 insertions, 0 deletions

diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java
new file mode 100644
index 0000000..01f335a
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java
@@ -0,0 +1,73 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.multitenancy;
+
+import com.github.dockerjava.api.model.ExposedPort;
+import com.github.dockerjava.api.model.HostConfig;
+import com.github.dockerjava.api.model.PortBinding;
+import com.github.dockerjava.api.model.Ports;
+import dasniko.testcontainers.keycloak.KeycloakContainer;
+import org.keycloak.adapters.springboot.KeycloakSpringBootProperties;
+import org.keycloak.admin.client.Keycloak;
+import org.keycloak.admin.client.KeycloakBuilder;
+import org.keycloak.representations.adapters.config.AdapterConfig;
+import org.springframework.boot.test.context.TestConfiguration;
+import org.springframework.context.annotation.Bean;
+
+@TestConfiguration
+class KeycloakTestConfiguration {
+
+    @Bean
+    public AdapterConfig adapterConfig() {
+        return new KeycloakSpringBootProperties();
+    }
+
+    @Bean
+    KeycloakContainer keycloakContainer(KeycloakTestProperties properties) {
+        KeycloakContainer keycloak = new KeycloakContainer("jboss/keycloak:12.0.4")
+                .withRealmImportFile(properties.realmJson)
+                .withCreateContainerCmdModifier(cmd -> cmd.withHostConfig(
+                    new HostConfig().withPortBindings(new PortBinding(Ports.Binding.bindPort(Integer.parseInt(properties.port)), new ExposedPort(8080)))
+                ));
+        keycloak.start();
+        return keycloak;
+    }
+
+    @Bean
+    Keycloak keycloakAdminClient(KeycloakContainer keycloak, KeycloakTestProperties properties) {
+        return KeycloakBuilder.builder()
+                .serverUrl(keycloak.getAuthServerUrl())
+                .realm(properties.realm)
+                .clientId(properties.adminCli)
+                .username(keycloak.getAdminUsername())
+                .password(keycloak.getAdminPassword())
+                .build();
+    }
+
+    @Bean
+    RoleHandler roleHandler(Keycloak adminClient, KeycloakTestProperties properties) {
+        return new RoleHandler(adminClient, properties);
+    }
+
+    @Bean
+    KeycloakTestProperties properties() {
+        return new KeycloakTestProperties();
+    }
+}
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java
new file mode 100644
index 0000000..de62d2d
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java
@@ -0,0 +1,44 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.multitenancy;
+
+import org.springframework.beans.factory.annotation.Value;
+
+class KeycloakTestProperties {
+
+    @Value("${test.keycloak.realm.json}")
+    public String realmJson;
+
+    @Value("${keycloak.realm}")
+    public String realm;
+
+    @Value("${keycloak.resource}")
+    public String clientId;
+
+    @Value("${test.keycloak.client.secret}")
+    public String clientSecret;
+
+    @Value("${test.keycloak.admin.cli}")
+    public String adminCli;
+
+    @Value("${test.keycloak.auth-server-port}")
+    public String port;
+
+}
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java
new file mode 100644
index 0000000..2ad9616
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java
@@ -0,0 +1,119 @@
+/**
+ * ============LICENSE_START==================================================
+ * org.onap.aai
+ * ===========================================================================
+ * Copyright © 2017-2020 AT&T Intellectual Property. All rights reserved.
+ * ===========================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END====================================================
+ */
+package org.onap.aai.multitenancy;
+
+import dasniko.testcontainers.keycloak.KeycloakContainer;
+import org.junit.Test;
+import org.keycloak.admin.client.Keycloak;
+import org.keycloak.admin.client.KeycloakBuilder;
+import org.keycloak.representations.AccessTokenResponse;
+import org.onap.aai.PayloadUtil;
+import org.onap.aai.rest.AbstractSpringRestTest;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Import;
+import org.springframework.http.*;
+import org.springframework.test.context.TestPropertySource;
+
+import java.util.Collections;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+@Import(KeycloakTestConfiguration.class)
+@TestPropertySource(locations = "classpath:application-keycloak-test.properties")
+public class MultiTenancyIT extends AbstractSpringRestTest {
+
+    @Autowired
+    private KeycloakContainer keycloakContainer;
+    @Autowired
+    private RoleHandler roleHandler;
+    @Autowired
+    private KeycloakTestProperties properties;
+
+    @Test
+    public void testCreateAndGetPnf() throws Exception {
+        baseUrl = "http://localhost:" + randomPort;
+        String endpoint = baseUrl + "/aai/v23/network/pnfs/pnf/pnf-1";
+        ResponseEntity responseEntity = null;
+
+        // create pnf with ran (operator)
+        String username = "ran", password = "ran";
+        headers = this.getHeaders(username, password);
+        httpEntity = new HttpEntity(PayloadUtil.getResourcePayload("pnf.json"), headers);
+        responseEntity = restTemplate.exchange(endpoint, HttpMethod.PUT, httpEntity, String.class);
+        assertEquals(HttpStatus.CREATED, responseEntity.getStatusCode());
+
+        // get pnf with bob (operator_readOnly)
+        username = "bob"; password = "bob";
+        headers = this.getHeaders(username, password);
+        httpEntity = new HttpEntity("", headers);
+        responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+        assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
+
+        // get pnf with ted (selector)
+        username = "ted"; password = "ted";
+        headers = this.getHeaders(username, password);
+        httpEntity = new HttpEntity("", headers);
+        responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+        assertEquals(HttpStatus.FORBIDDEN, responseEntity.getStatusCode());
+
+        // add role to ted and try to get pnf again
+        roleHandler.addToUser(RoleHandler.OPERATOR_READ_ONLY, username);
+        headers = this.getHeaders(username, password);
+        httpEntity = new HttpEntity("", headers);
+        responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+        assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
+
+        // get pnf with ran
+        username = "ran"; password = "ran";
+        headers = this.getHeaders(username, password);
+        httpEntity = new HttpEntity("", headers);
+        responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+        assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
+    }
+
+    private HttpHeaders getHeaders(String username, String password) {
+        HttpHeaders headers = new HttpHeaders();
+
+        headers.setContentType(MediaType.APPLICATION_JSON);
+        headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
+        headers.add("Real-Time", "true");
+        headers.add("X-FromAppId", "JUNIT");
+        headers.add("X-TransactionId", "JUNIT");
+        headers.add("Authorization", "Bearer " + getStringToken(username, password));
+
+        return headers;
+    }
+
+    private String getStringToken(String username, String password) {
+        Keycloak keycloakClient = KeycloakBuilder.builder()
+                .serverUrl(keycloakContainer.getAuthServerUrl())
+                .realm(properties.realm)
+                .clientId(properties.clientId)
+                .clientSecret(properties.clientSecret)
+                .username(username)
+                .password(password)
+                .build();
+
+        AccessTokenResponse tokenResponse = keycloakClient.tokenManager().getAccessToken();
+        assertNotNull(tokenResponse);
+        return tokenResponse.getToken();
+    }
+}
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java
new file mode 100644
index 0000000..0769c15
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java
@@ -0,0 +1,57 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.multitenancy;
+
+import org.keycloak.admin.client.Keycloak;
+import org.keycloak.admin.client.resource.RealmResource;
+
+import java.util.Collections;
+
+class RoleHandler {
+
+     /**
+        Following roles should be the same as given roles in multi-tenancy-realm json file
+      */
+    final static String OPERATOR = "operator";
+    final static String OPERATOR_READ_ONLY = "operator_readOnly";
+    private final Keycloak adminClient;
+    private final KeycloakTestProperties properties;
+
+    RoleHandler(Keycloak adminClient, KeycloakTestProperties properties) {
+        this.adminClient = adminClient;
+        this.properties = properties;
+    }
+
+    void addToUser(String role, String username) {
+        RealmResource realm = adminClient.realm(properties.realm);
+        realm.users().get(username)
+                .roles()
+                .realmLevel()
+                .add(Collections.singletonList(realm.roles().get(role).toRepresentation()));
+    }
+
+    void removeFromUser(String role, String username) {
+        RealmResource realm = adminClient.realm(properties.realm);
+        realm.users().get(username)
+                .roles()
+                .realmLevel()
+                .remove(Collections.singletonList(realm.roles().get(role).toRepresentation()));
+    }
+}