| /* |
| * 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.cassandra.distributed.api; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.function.BiPredicate; |
| import java.util.function.Predicate; |
| import java.util.stream.Stream; |
| |
| public interface ICluster<I extends IInstance> extends AutoCloseable |
| { |
| public static final String PROPERTY_PREFIX = "cassandra.test"; |
| |
| void startup(); |
| |
| I bootstrap(IInstanceConfig config); |
| |
| I get(int i); |
| |
| I get(InetSocketAddress endpoint); |
| |
| ICoordinator coordinator(int node); |
| |
| void schemaChange(String query); |
| |
| void schemaChange(String statement, int instance); |
| |
| int size(); |
| |
| Stream<I> stream(); |
| |
| Stream<I> stream(String dcName); |
| |
| Stream<I> stream(String dcName, String rackName); |
| |
| IMessageFilters filters(); |
| |
| /** |
| * dynamically sets the current uncaught exceptions filter |
| * |
| * the predicate should return true if we should ignore the given throwable on the given instance |
| */ |
| default void setUncaughtExceptionsFilter(BiPredicate<Integer, Throwable> ignoreThrowable) {} |
| default void setUncaughtExceptionsFilter(Predicate<Throwable> ignoreThrowable) |
| { |
| setUncaughtExceptionsFilter((ignored, throwable) -> ignoreThrowable.test(throwable)); |
| } |
| default void checkAndResetUncaughtExceptions() {} |
| |
| static void setup() throws Throwable |
| { |
| setupLogging(); |
| setSystemProperties(); |
| nativeLibraryWorkaround(); |
| processReaperWorkaround(); |
| } |
| |
| static void nativeLibraryWorkaround() |
| { |
| // Disable the Netty tcnative library otherwise the io.netty.internal.tcnative.CertificateCallbackTask, |
| // CertificateVerifierTask, SSLPrivateKeyMethodDecryptTask, SSLPrivateKeyMethodSignTask, |
| // SSLPrivateKeyMethodTask, and SSLTask hold a gcroot against the InstanceClassLoader. |
| System.setProperty("cassandra.disable_tcactive_openssl", "true"); |
| System.setProperty("io.netty.transport.noNative", "true"); |
| } |
| |
| static void processReaperWorkaround() throws Throwable |
| { |
| // Make sure the 'process reaper' thread is initially created under the main classloader, |
| // otherwise it gets created with the contextClassLoader pointing to an InstanceClassLoader |
| // which prevents it from being garbage collected. |
| new ProcessBuilder().command("true").start().waitFor(); |
| } |
| |
| static void setSystemProperties() |
| { |
| System.setProperty("cassandra.ring_delay_ms", Integer.toString(30 * 1000)); |
| System.setProperty("org.apache.cassandra.disable_mbean_registration", "true"); |
| } |
| |
| static void setupLogging() |
| { |
| try |
| { |
| File root = Files.createTempDirectory("in-jvm-dtest").toFile(); |
| root.deleteOnExit(); |
| String logConfigPropertyName = System.getProperty(PROPERTY_PREFIX + ".logConfigProperty", "logback.configurationFile"); |
| Path testConfPath = Paths.get(System.getProperty(PROPERTY_PREFIX + ".logConfigPath", "test/conf/logback-dtest.xml")); |
| Path logConfPath = Paths.get(root.getPath(), testConfPath.getFileName().toString()); |
| if (!logConfPath.toFile().exists()) |
| { |
| Files.copy(testConfPath, logConfPath); |
| } |
| |
| System.setProperty(logConfigPropertyName, "file://" + logConfPath); |
| } |
| catch (IOException e) |
| { |
| throw new RuntimeException(e); |
| } |
| } |
| } |