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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2018 Ericsson. All rights reserved.
* Copyright (C) 2019 Nordix Foundation.
* Modifications Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.distribution.main.rest;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.Invocation;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.MediaType;
import org.glassfish.jersey.client.ClientConfig;
import org.glassfish.jersey.client.authentication.HttpAuthenticationFeature;
import org.junit.Test;
import org.onap.policy.common.endpoints.http.server.RestServer;
import org.onap.policy.common.endpoints.parameters.RestServerParameters;
import org.onap.policy.common.endpoints.report.HealthCheckReport;
import org.onap.policy.common.utils.network.NetworkUtil;
import org.onap.policy.distribution.main.PolicyDistributionException;
import org.onap.policy.distribution.main.parameters.CommonTestData;
import org.onap.policy.distribution.main.startstop.Main;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Class to perform unit test of HealthCheckMonitor.
*
* @author Ram Krishna Verma (ram.krishna.verma@ericsson.com)
*/
public class TestDistributionRestServer {
private static final Logger LOGGER = LoggerFactory.getLogger(TestDistributionRestServer.class);
private static final String NOT_ALIVE = "not alive";
private static final String ALIVE = "alive";
private static final String SELF = NetworkUtil.getHostname();
private static final String NAME = "Policy SSD";
@Test
public void testHealthCheckSuccess() {
final String reportString = "Report [name=Policy SSD, url=" + SELF + ", healthy=true, code=200, message=alive]";
try {
final Main main = startDistributionService();
final HealthCheckReport report = performHealthCheck();
validateReport(NAME, SELF, true, 200, ALIVE, reportString, report);
stopDistributionService(main);
} catch (final Exception exp) {
LOGGER.error("testHealthCheckSuccess failed", exp);
fail("Test should not throw an exception");
}
}
@Test
public void testHealthCheckFailure() {
final String reportString =
"Report [name=Policy SSD, url=" + SELF + ", healthy=false, code=500, message=not alive]";
final RestServerParameters restServerParams = new CommonTestData().getRestServerParameters(false);
restServerParams.setName(CommonTestData.DISTRIBUTION_GROUP_NAME);
final RestServer restServer = new RestServer(restServerParams, null, DistributionRestController.class);
try {
restServer.start();
final HealthCheckReport report = performHealthCheck();
validateReport(NAME, SELF, false, 500, NOT_ALIVE, reportString, report);
assertTrue(restServer.isAlive());
assertTrue(restServer.toString().startsWith("RestServer [servers="));
restServer.shutdown();
} catch (final Exception exp) {
LOGGER.error("testHealthCheckFailure failed", exp);
fail("Test should not throw an exception");
}
}
private Main startDistributionService() {
final String[] distributionConfigParameters = { "-c", "parameters/DistributionConfigParameters.json" };
return new Main(distributionConfigParameters);
}
private void stopDistributionService(final Main main) throws PolicyDistributionException {
main.shutdown();
}
private HealthCheckReport performHealthCheck() throws InterruptedException, IOException {
final ClientConfig clientConfig = new ClientConfig();
final HttpAuthenticationFeature feature = HttpAuthenticationFeature.basic("healthcheck", "zb!XztG34");
clientConfig.register(feature);
final Client client = ClientBuilder.newClient(clientConfig);
final WebTarget webTarget = client.target("http://localhost:6969/healthcheck");
final Invocation.Builder invocationBuilder = webTarget.request(MediaType.APPLICATION_JSON);
if (!NetworkUtil.isTcpPortOpen("localhost", 6969, 6, 10000L)) {
throw new IllegalStateException("cannot connect to port 6969");
}
return invocationBuilder.get(HealthCheckReport.class);
}
private void validateReport(final String name, final String url, final boolean healthy, final int code,
final String message, final String reportString, final HealthCheckReport report) {
assertEquals(name, report.getName());
assertEquals(url, report.getUrl());
assertEquals(healthy, report.isHealthy());
assertEquals(code, report.getCode());
assertEquals(message, report.getMessage());
assertEquals(reportString, report.toString());
}
}
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