| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| import java.io.BufferedReader; |
| import java.io.InputStreamReader; |
| import java.net.ConnectException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.http.HttpResponse; |
| import org.apache.http.client.methods.CloseableHttpResponse; |
| import org.apache.http.client.methods.HttpGet; |
| import org.apache.http.impl.client.CloseableHttpClient; |
| import org.apache.http.impl.client.HttpClients; |
| import org.junit.rules.ExternalResource; |
| |
| public class LaunchpadReadyRule extends ExternalResource { |
| |
| private static final int TRIES = 60; |
| private static final int WAIT_BETWEEN_TRIES_MILLIS = 1000; |
| |
| private final List<Check> checks = new ArrayList<>(); |
| |
| public LaunchpadReadyRule(int launchpadPort) { |
| |
| checks.add(new Check("http://localhost:" + launchpadPort + "/server/default/jcr:root/content")); |
| checks.add(new Check("http://localhost:" + launchpadPort + "/content/starter.html") { |
| @Override |
| public String runCheck(HttpResponse response) throws Exception { |
| try (InputStreamReader isr = new InputStreamReader(response.getEntity().getContent()); |
| BufferedReader reader = new BufferedReader(isr)) { |
| |
| String line; |
| while ((line = reader.readLine()) != null) { |
| if (line.contains("Do not remove this comment, used for Starter integration tests")) { |
| return null; |
| } |
| } |
| } |
| |
| return "Did not find 'ready' marker in the response body"; |
| } |
| }); |
| } |
| |
| @Override |
| protected void before() throws Throwable { |
| |
| try (CloseableHttpClient client = HttpClients.createDefault()) { |
| for (Check check : checks) { |
| runCheck(client, check); |
| } |
| } |
| } |
| |
| private void runCheck(CloseableHttpClient client, Check check) throws Exception { |
| |
| String lastFailure = null; |
| HttpGet get = new HttpGet(check.getUrl()); |
| |
| for (int i = 0; i < TRIES; i++) { |
| try (CloseableHttpResponse response = client.execute(get)) { |
| |
| if (response.getStatusLine().getStatusCode() != 200) { |
| lastFailure = "Status code is " + response.getStatusLine(); |
| Thread.sleep(WAIT_BETWEEN_TRIES_MILLIS); |
| continue; |
| } |
| |
| lastFailure = check.runCheck(response); |
| if (lastFailure == null) { |
| return; |
| } |
| } catch (ConnectException e) { |
| lastFailure = e.getClass().getName() + " : " + e.getMessage(); |
| } |
| |
| Thread.sleep(WAIT_BETWEEN_TRIES_MILLIS); |
| } |
| |
| throw new RuntimeException(String.format("Launchpad not ready. Failed check for URL %s with message '%s'", |
| check.getUrl(), lastFailure)); |
| } |
| |
| static class Check { |
| private String url; |
| |
| public Check(String url) { |
| this.url = url; |
| } |
| |
| public String getUrl() { |
| return url; |
| } |
| |
| /** |
| * @param response the HttpResponse |
| * @return null if check check was successful, an error description otherwise |
| * @throws Exception |
| */ |
| public String runCheck(HttpResponse response) throws Exception { |
| return null; |
| } |
| } |
| |
| } |