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Introduce elasticsearch-core jar (#28191)
This is related to #27933. It introduces a jar named elasticsearch-core in the lib directory. This commit moves the JarHell class from server to elasticsearch-core. Additionally, PathUtils and some of Loggers are moved as JarHell depends on them.
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build.gradle

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@@ -183,6 +183,7 @@ subprojects {
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"org.elasticsearch:rest-api-spec:${version}": ':rest-api-spec',
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"org.elasticsearch:elasticsearch:${version}": ':server',
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"org.elasticsearch:elasticsearch-cli:${version}": ':server:cli',
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"org.elasticsearch:elasticsearch-core:${version}": ':libs:elasticsearch-core',
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"org.elasticsearch.client:elasticsearch-rest-client:${version}": ':client:rest',
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"org.elasticsearch.client:elasticsearch-rest-client-sniffer:${version}": ':client:sniffer',
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"org.elasticsearch.client:elasticsearch-rest-high-level-client:${version}": ':client:rest-high-level',

client/rest/build.gradle

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@@ -72,6 +72,7 @@ forbiddenApisTest {
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}
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// JarHell is part of es server, which we don't want to pull in
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// TODO: Not anymore. Now in elasticsearch-core
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jarHell.enabled=false
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namingConventions {

client/sniffer/build.gradle

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@@ -75,6 +75,7 @@ dependencyLicenses {
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}
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// JarHell is part of es server, which we don't want to pull in
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// TODO: Not anymore. Now in elasticsearch-core
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jarHell.enabled=false
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namingConventions {

client/test/build.gradle

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@@ -49,6 +49,7 @@ forbiddenApisTest {
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}
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// JarHell is part of es server, which we don't want to pull in
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// TODO: Not anymore. Now in elasticsearch-core
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jarHell.enabled=false
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// TODO: should we have licenses for our test deps?

libs/elasticsearch-core/build.gradle

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import org.elasticsearch.gradle.precommit.PrecommitTasks
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/*
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* Licensed to Elasticsearch under one or more contributor
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* license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright
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* ownership. Elasticsearch licenses this file to you under
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* the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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apply plugin: 'elasticsearch.build'
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apply plugin: 'nebula.optional-base'
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apply plugin: 'nebula.maven-base-publish'
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apply plugin: 'nebula.maven-scm'
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archivesBaseName = 'elasticsearch-core'
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publishing {
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publications {
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nebula {
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artifactId = archivesBaseName
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}
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}
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}
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dependencies {
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compile "org.apache.logging.log4j:log4j-api:${versions.log4j}"
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testCompile "com.carrotsearch.randomizedtesting:randomizedtesting-runner:${versions.randomizedrunner}"
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testCompile "junit:junit:${versions.junit}"
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testCompile "org.hamcrest:hamcrest-all:${versions.hamcrest}"
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if (isEclipse == false || project.path == ":libs:elasticsearch-core-tests") {
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testCompile("org.elasticsearch.test:framework:${version}") {
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exclude group: 'org.elasticsearch', module: 'elasticsearch-core'
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}
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}
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}
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forbiddenApisMain {
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// elasticsearch-core does not depend on server
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// TODO: Need to decide how we want to handle for forbidden signatures with the changes to core
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signaturesURLs = [PrecommitTasks.getResource('/forbidden/jdk-signatures.txt')]
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}
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if (isEclipse) {
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// in eclipse the project is under a fake root, we need to change around the source sets
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sourceSets {
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if (project.path == ":libs:elasticsearch-core") {
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main.java.srcDirs = ['java']
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main.resources.srcDirs = ['resources']
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} else {
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test.java.srcDirs = ['java']
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test.resources.srcDirs = ['resources']
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}
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}
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}
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thirdPartyAudit.excludes = [
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// from log4j
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'org/osgi/framework/AdaptPermission',
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'org/osgi/framework/AdminPermission',
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'org/osgi/framework/Bundle',
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'org/osgi/framework/BundleActivator',
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'org/osgi/framework/BundleContext',
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'org/osgi/framework/BundleEvent',
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'org/osgi/framework/SynchronousBundleListener',
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'org/osgi/framework/wiring/BundleWire',
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'org/osgi/framework/wiring/BundleWiring'
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]
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7a2999229464e7a324aa503c0a52ec0f05efe7bd
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Apache log4j
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server/src/main/java/org/elasticsearch/bootstrap/JarHell.java renamed to libs/elasticsearch-core/src/main/java/org/elasticsearch/bootstrap/JarHell.java

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2020
package org.elasticsearch.bootstrap;
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2222
import org.apache.logging.log4j.Logger;
23-
import org.elasticsearch.Version;
2423
import org.elasticsearch.common.SuppressForbidden;
2524
import org.elasticsearch.common.io.PathUtils;
2625
import org.elasticsearch.common.logging.Loggers;
@@ -120,7 +119,8 @@ static Set<URL> parseClassPath(String classPath) {
120119
// }
121120
// Instead we just throw an exception, and keep it clean.
122121
if (element.isEmpty()) {
123-
throw new IllegalStateException("Classpath should not contain empty elements! (outdated shell script from a previous version?) classpath='" + classPath + "'");
122+
throw new IllegalStateException("Classpath should not contain empty elements! (outdated shell script from a previous" +
123+
" version?) classpath='" + classPath + "'");
124124
}
125125
// we should be able to just Paths.get() each element, but unfortunately this is not the
126126
// whole story on how classpath parsing works: if you want to know, start at sun.misc.Launcher,
@@ -215,29 +215,22 @@ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IO
215215
}
216216

217217
/** inspect manifest for sure incompatibilities */
218-
static void checkManifest(Manifest manifest, Path jar) {
218+
private static void checkManifest(Manifest manifest, Path jar) {
219219
// give a nice error if jar requires a newer java version
220220
String targetVersion = manifest.getMainAttributes().getValue("X-Compile-Target-JDK");
221221
if (targetVersion != null) {
222222
checkVersionFormat(targetVersion);
223223
checkJavaVersion(jar.toString(), targetVersion);
224224
}
225-
226-
// give a nice error if jar is compiled against different es version
227-
String systemESVersion = Version.CURRENT.toString();
228-
String targetESVersion = manifest.getMainAttributes().getValue("X-Compile-Elasticsearch-Version");
229-
if (targetESVersion != null && targetESVersion.equals(systemESVersion) == false) {
230-
throw new IllegalStateException(jar + " requires Elasticsearch " + targetESVersion
231-
+ ", your system: " + systemESVersion);
232-
}
233225
}
234226

235227
public static void checkVersionFormat(String targetVersion) {
236228
if (!JavaVersion.isValid(targetVersion)) {
237229
throw new IllegalStateException(
238230
String.format(
239231
Locale.ROOT,
240-
"version string must be a sequence of nonnegative decimal integers separated by \".\"'s and may have leading zeros but was %s",
232+
"version string must be a sequence of nonnegative decimal integers separated by \".\"'s and may have " +
233+
"leading zeros but was %s",
241234
targetVersion
242235
)
243236
);
@@ -263,7 +256,7 @@ public static void checkJavaVersion(String resource, String targetVersion) {
263256
}
264257
}
265258

266-
static void checkClass(Map<String,Path> clazzes, String clazz, Path jarpath) {
259+
private static void checkClass(Map<String, Path> clazzes, String clazz, Path jarpath) {
267260
Path previous = clazzes.put(clazz, jarpath);
268261
if (previous != null) {
269262
if (previous.equals(jarpath)) {

server/src/main/java/org/elasticsearch/bootstrap/JavaVersion.java renamed to libs/elasticsearch-core/src/main/java/org/elasticsearch/bootstrap/JavaVersion.java

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2626
import java.util.stream.Collectors;
2727

2828
public class JavaVersion implements Comparable<JavaVersion> {
29+
2930
private final List<Integer> version;
3031

3132
public List<Integer> getVersion() {

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