rpuch commented on code in PR #794: URL: https://github.com/apache/ignite-3/pull/794#discussion_r861708470
########## modules/cli/src/integrationTest/java/org/apache/ignite/cli/ItClusterCommandTest.java: ########## @@ -0,0 +1,256 @@ +/* + * 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. + */ + +package org.apache.ignite.cli; + +import static java.nio.charset.StandardCharsets.UTF_8; +import static java.util.stream.Collectors.joining; +import static org.apache.ignite.internal.testframework.IgniteTestUtils.runAsync; +import static org.apache.ignite.internal.testframework.IgniteTestUtils.testNodeName; +import static org.hamcrest.MatcherAssert.assertThat; +import static org.hamcrest.Matchers.is; +import static org.junit.jupiter.api.Assertions.assertTrue; + +import io.micronaut.context.ApplicationContext; +import io.micronaut.context.env.Environment; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.PrintWriter; +import java.net.URI; +import java.net.URISyntaxException; +import java.net.http.HttpClient; +import java.net.http.HttpRequest; +import java.net.http.HttpResponse; +import java.nio.file.Files; +import java.nio.file.Path; +import java.util.List; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.logging.Handler; +import java.util.logging.LogRecord; +import java.util.logging.Logger; +import org.apache.ignite.IgnitionManager; +import org.apache.ignite.cli.spec.IgniteCliSpec; +import org.apache.ignite.internal.testframework.IgniteTestUtils; +import org.apache.ignite.internal.testframework.WorkDirectory; +import org.apache.ignite.internal.testframework.WorkDirectoryExtension; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.TestInfo; +import org.junit.jupiter.api.extension.ExtendWith; +import picocli.CommandLine; + +/** + * Integration test for {@code ignite cluster} commands. + */ +@ExtendWith(WorkDirectoryExtension.class) +class ItClusterCommandTest extends AbstractCliTest { + private static final Node FIRST_NODE = new Node(0, 10100, 10300); + private static final Node SECOND_NODE = new Node(1, 11100, 11300); + private static final Node THIRD_NODE = new Node(2, 12100, 12300); + private static final Node FOURTH_NODE = new Node(3, 13100, 13300); + + private static final List<Node> NODES = List.of(FIRST_NODE, SECOND_NODE, THIRD_NODE, FOURTH_NODE); + + private static final String NL = System.lineSeparator(); + + private static final Logger topologyLogger = Logger.getLogger("org.apache.ignite.network.scalecube.ScaleCubeTopologyService"); + + /** DI context. */ + private ApplicationContext ctx; + + /** stderr. */ + private final ByteArrayOutputStream err = new ByteArrayOutputStream(); + + /** stdout. */ + private final ByteArrayOutputStream out = new ByteArrayOutputStream(); + + @BeforeEach + void setup(@WorkDirectory Path workDir, TestInfo testInfo) throws Exception { + AtomicBoolean allNodesAreInPhysicalTopology = new AtomicBoolean(false); + + Handler physicalTopologyWaiter = physicalTopologyWaiter(allNodesAreInPhysicalTopology); + topologyLogger.addHandler(physicalTopologyWaiter); + + try { + startClusterWithoutInit(workDir, testInfo); + + waitTillAllNodesJoinPhysicalTopology(allNodesAreInPhysicalTopology); + } finally { + topologyLogger.removeHandler(physicalTopologyWaiter); + } + + ctx = ApplicationContext.run(Environment.TEST); + } + + private Handler physicalTopologyWaiter(AtomicBoolean physicalTopologyIsFull) { + return new HandlerAdapter() { + @Override + public synchronized void publish(LogRecord record) { + if (record.getMessage().contains("Topology snapshot [nodes=" + NODES.size() + "]")) { + physicalTopologyIsFull.set(true); + } + } + }; + } + + private void startClusterWithoutInit(Path workDir, TestInfo testInfo) { + CompletableFuture<?>[] futures = NODES.stream() + .map(node -> runAsync(() -> startNodeWithoutInit(node, workDir, testInfo))) + .toArray(CompletableFuture[]::new); + + CompletableFuture.allOf(futures).join(); + } + + private void waitTillAllNodesJoinPhysicalTopology(AtomicBoolean allNodesAreInPhysicalTopology) throws InterruptedException { + assertTrue(IgniteTestUtils.waitForCondition(allNodesAreInPhysicalTopology::get, 10_000)); + } + + /** + * Initiates node start and waits till it makes its REST endpoints available, but does NOT invoke init. + * + * @param node node + * @param workDir working directory + * @param testInfo test info + * @throws InterruptedException if we get interrupted + */ + private void startNodeWithoutInit(Node node, Path workDir, TestInfo testInfo) throws InterruptedException, IOException { + String nodeName = testNodeName(testInfo, node.nodeIndex); + + String config = configJsonFor(node); + + IgnitionManager.start(nodeName, config, workDir.resolve(nodeName)); + + assertTrue(IgniteTestUtils.waitForCondition(() -> isHttpServedAt(node.restHostPort()), 10_000)); + } + + private String configJsonFor(Node node) throws IOException { + String config = Files.readString(Path.of("src/integrationTest/resources/hardcoded-ports-config.json")); + config = config.replaceAll("<NETWORK_PORT>", String.valueOf(node.networkPort)); + config = config.replaceAll("<REST_PORT>", String.valueOf(node.restPort)); + config = config.replaceAll("<NET_CLUSTER_NODES>", netClusterNodes()); + + return config; + } + + private String netClusterNodes() { + return NODES.stream() + .map(Node::networkHostPort) + .map(s -> "\"" + s + "\"") + .collect(joining(", ", "[", "]")); + } + + private boolean isHttpServedAt(String hostPort) { + HttpRequest request = HttpRequest.newBuilder(uriFor(hostPort)) + .GET() + .build(); + + try { + HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.discarding()); + + return true; + } catch (IOException e) { + return false; + } catch (InterruptedException e) { + Thread.currentThread().interrupt(); + return false; + } + } + + private URI uriFor(String hostPort) { + try { + return new URI("http://"; + hostPort + "/"); + } catch (URISyntaxException e) { + throw new RuntimeException("Cannot parse URI", e); + } + } + + @AfterEach + void tearDown(TestInfo testInfo) { + for (int i = 0; i < 3; i++) { + IgnitionManager.stop(testNodeName(testInfo, i)); + } + + if (ctx != null) { + ctx.stop(); + } + } + + /** + * Starts a cluster of 4 nodes and executes init command on it. First node is used to issue the command via REST endpoint, + * second will host the meta-storage RAFT group, third will host the Cluster Management RAFT Group (CMG), fourth + * will be just a node. + * + * @param testInfo test info (used to derive node names) + */ + @Test + void initClusterWithNodesOfDifferentRoles(TestInfo testInfo) { + int exitCode = cmd(ctx).execute( + "cluster", "init", + "--node-endpoint", FIRST_NODE.restHostPort(), + "--meta-storage-node", SECOND_NODE.nodeName(testInfo), + "--cmg-node", THIRD_NODE.nodeName(testInfo) + ); + + assertThat( + String.format("Wrong exit code; std is '%s', stderr is '%s'", out.toString(UTF_8), err.toString(UTF_8)), + exitCode, is(0) + ); + assertThat(out.toString(UTF_8), is("Cluster was initialized successfully." + NL)); Review Comment: I still want to assert that a newline is emitted to make sure it does not mess with the user's terminal. -- This is an automated message from the Apache Git Service. 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