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build.gradle
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build.gradle
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// 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 org.ajoberstar.grgit.Grgit
import java.nio.charset.StandardCharsets
buildscript {
repositories {
mavenCentral()
jcenter()
maven {
url "https://plugins.gradle.org/m2/"
}
}
apply from: file('gradle/buildscript.gradle'), to: buildscript
apply from: "$rootDir/gradle/dependencies.gradle"
dependencies {
// For Apache Rat plugin to ignore non-Git files
classpath "org.ajoberstar.grgit:grgit-core:$versions.grgit"
classpath "com.github.ben-manes:gradle-versions-plugin:$versions.gradleVersionsPlugin"
classpath "org.scoverage:gradle-scoverage:$versions.scoveragePlugin"
classpath "com.github.jengelman.gradle.plugins:shadow:$versions.shadowPlugin"
classpath "org.owasp:dependency-check-gradle:$versions.owaspDepCheckPlugin"
classpath "com.diffplug.spotless:spotless-plugin-gradle:$versions.spotlessPlugin"
classpath "gradle.plugin.com.github.spotbugs.snom:spotbugs-gradle-plugin:$versions.spotbugsPlugin"
classpath "org.gradle:test-retry-gradle-plugin:$versions.testRetryPlugin"
}
}
apply plugin: "com.diffplug.spotless"
spotless {
scala {
target 'streams/**/*.scala'
scalafmt("$versions.scalafmt").configFile('checkstyle/.scalafmt.conf')
}
}
allprojects {
repositories {
mavenCentral()
}
apply plugin: 'idea'
apply plugin: 'org.owasp.dependencycheck'
apply plugin: 'com.github.ben-manes.versions'
dependencyUpdates {
revision="release"
resolutionStrategy {
componentSelection { rules ->
rules.all { ComponentSelection selection ->
boolean rejected = ['snap', 'alpha', 'beta', 'rc', 'cr', 'm'].any { qualifier ->
selection.candidate.version ==~ /(?i).*[.-]${qualifier}[.\d-]*/
}
if (rejected) {
selection.reject('Release candidate')
}
}
}
}
configurations.all {
// zinc is the Scala incremental compiler, it has a configuration for its own dependencies
// that are unrelated to the project dependencies, we should not change them
if (name != "zinc") {
resolutionStrategy {
force(
// ensure we have a single version of scala jars in the classpath, we enable inlining
// in the scala compiler for the `core` module so binary compatibility is only
// guaranteed if the exact same version of the scala jars is used for compilation
// and at runtime
libs.scalaLibrary,
libs.scalaReflect,
// ensures we have a single version of jackson-annotations in the classpath even if
// some modules only have a transitive reference to an older version
libs.jacksonAnnotations,
// be explicit about the Netty dependency version instead of relying on the version
// set by ZooKeeper (potentially older and containing CVEs)
libs.nettyHandler,
libs.nettyTransportNativeEpoll
)
}
}
}
}
tasks.withType(Javadoc) {
// disable the crazy super-strict doclint tool in Java 8
// noinspection SpellCheckingInspection
options.addStringOption('Xdoclint:none', '-quiet')
}
}
ext {
gradleVersion = versions.gradle
minJavaVersion = "8"
buildVersionFileName = "kafka-version.properties"
defaultMaxHeapSize = "2g"
defaultJvmArgs = ["-Xss4m", "-XX:+UseParallelGC"]
userMaxForks = project.hasProperty('maxParallelForks') ? maxParallelForks.toInteger() : null
userIgnoreFailures = project.hasProperty('ignoreFailures') ? ignoreFailures : false
userMaxTestRetries = project.hasProperty('maxTestRetries') ? maxTestRetries.toInteger() : 0
userMaxTestRetryFailures = project.hasProperty('maxTestRetryFailures') ? maxTestRetryFailures.toInteger() : 0
skipSigning = project.hasProperty('skipSigning') && skipSigning.toBoolean()
shouldSign = !skipSigning && !version.endsWith("SNAPSHOT") && project.gradle.startParameter.taskNames.any { it.contains("upload") }
mavenUrl = project.hasProperty('mavenUrl') ? project.mavenUrl : ''
mavenUsername = project.hasProperty('mavenUsername') ? project.mavenUsername : ''
mavenPassword = project.hasProperty('mavenPassword') ? project.mavenPassword : ''
userShowStandardStreams = project.hasProperty("showStandardStreams") ? showStandardStreams : null
userTestLoggingEvents = project.hasProperty("testLoggingEvents") ? Arrays.asList(testLoggingEvents.split(",")) : null
userEnableTestCoverage = project.hasProperty("enableTestCoverage") ? enableTestCoverage : false
generatedDocsDir = new File("${project.rootDir}/docs/generated")
commitId = project.hasProperty('commitId') ? commitId : null
}
apply from: file('wrapper.gradle')
if (file('.git').exists()) {
apply from: file('gradle/rat.gradle')
rat {
// Exclude everything under the directory that git should be ignoring via .gitignore or that isn't checked in. These
// restrict us only to files that are checked in or are staged.
def repo = Grgit.open(currentDir: project.getRootDir())
excludes = new ArrayList<String>(repo.clean(ignore: false, directories: true, dryRun: true))
// And some of the files that we have checked in should also be excluded from this check
excludes.addAll([
'**/.git/**',
'**/build/**',
'CONTRIBUTING.md',
'PULL_REQUEST_TEMPLATE.md',
'gradlew',
'gradlew.bat',
'gradle/wrapper/gradle-wrapper.properties',
'TROGDOR.md',
'**/README.md',
'**/id_rsa',
'**/id_rsa.pub',
'checkstyle/suppressions.xml',
'streams/quickstart/java/src/test/resources/projects/basic/goal.txt',
'streams/streams-scala/logs/*',
'**/generated/**'
])
}
}
subprojects {
// enable running :dependencies task recursively on all subprojects
// eg: ./gradlew allDeps
task allDeps(type: DependencyReportTask) {}
// enable running :dependencyInsight task recursively on all subprojects
// eg: ./gradlew allDepInsight --configuration runtime --dependency com.fasterxml.jackson.core:jackson-databind
task allDepInsight(type: DependencyInsightReportTask) doLast {}
apply plugin: 'java'
// apply the eclipse plugin only to subprojects that hold code. 'connect' is just a folder.
if (!project.name.equals('connect')) {
apply plugin: 'eclipse'
fineTuneEclipseClasspathFile(eclipse, project)
}
apply plugin: 'maven'
apply plugin: 'signing'
apply plugin: 'checkstyle'
apply plugin: "com.github.spotbugs"
apply plugin: 'org.gradle.test-retry'
sourceCompatibility = minJavaVersion
targetCompatibility = minJavaVersion
java {
consistentResolution {
// resolve the compileClasspath and then "inject" the result of resolution as strict constraints into the runtimeClasspath
useCompileClasspathVersions()
}
}
tasks.withType(JavaCompile) {
options.encoding = 'UTF-8'
options.compilerArgs << "-Xlint:all"
// temporary exclusions until all the warnings are fixed
options.compilerArgs << "-Xlint:-rawtypes"
options.compilerArgs << "-Xlint:-serial"
options.compilerArgs << "-Xlint:-try"
options.compilerArgs << "-Werror"
// --release is the recommended way to select the target release, but it's only supported in Java 9 so we also
// set --source and --target via `sourceCompatibility` and `targetCompatibility`. If/when Gradle supports `--release`
// natively (https://github.com/gradle/gradle/issues/2510), we should switch to that.
if (JavaVersion.current().isJava9Compatible())
options.compilerArgs << "--release" << minJavaVersion
}
uploadArchives {
repositories {
signing {
required { shouldSign }
sign configurations.archives
// To test locally, replace mavenUrl in ~/.gradle/gradle.properties to file://localhost/tmp/myRepo/
mavenDeployer {
beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
repository(url: "${mavenUrl}") {
authentication(userName: "${mavenUsername}", password: "${mavenPassword}")
}
afterEvaluate {
pom.artifactId = "${archivesBaseName}"
pom.project {
name 'Apache Kafka'
packaging 'jar'
url 'https://kafka.apache.org'
licenses {
license {
name 'The Apache Software License, Version 2.0'
url 'https://www.apache.org/licenses/LICENSE-2.0.txt'
distribution 'repo'
}
}
}
}
}
}
}
}
// Remove the relevant project name once it's converted to JUnit 5
def shouldUseJUnit5 = !(["runtime", "streams-scala", "streams"].contains(it.project.name))
def testLoggingEvents = ["passed", "skipped", "failed"]
def testShowStandardStreams = false
def testExceptionFormat = 'full'
// Gradle built-in logging only supports sending test output to stdout, which generates a lot
// of noise, especially for passing tests. We really only want output for failed tests. This
// hooks into the output and logs it (so we don't have to buffer it all in memory) and only
// saves the output for failing tests. Directory and filenames are such that you can, e.g.,
// create a Jenkins rule to collect failed test output.
def logTestStdout = {
def testId = { TestDescriptor descriptor ->
"${descriptor.className}.${descriptor.name}".toString()
}
def logFiles = new HashMap<String, File>()
def logStreams = new HashMap<String, FileOutputStream>()
beforeTest { TestDescriptor td ->
def tid = testId(td)
// truncate the file name if it's too long
def logFile = new File(
"${projectDir}/build/reports/testOutput/${tid.substring(0, Math.min(tid.size(),240))}.test.stdout"
)
logFile.parentFile.mkdirs()
logFiles.put(tid, logFile)
logStreams.put(tid, new FileOutputStream(logFile))
}
onOutput { TestDescriptor td, TestOutputEvent toe ->
def tid = testId(td)
// Some output can happen outside the context of a specific test (e.g. at the class level)
// and beforeTest/afterTest seems to not be invoked for these cases (and similarly, there's
// a TestDescriptor hierarchy that includes the thread executing the test, Gradle tasks,
// etc). We see some of these in practice and it seems like something buggy in the Gradle
// test runner since we see it *before* any tests and it is frequently not related to any
// code in the test (best guess is that it is tail output from last test). We won't have
// an output file for these, so simply ignore them. If they become critical for debugging,
// they can be seen with showStandardStreams.
if (td.name == td.className || td.className == null) {
// silently ignore output unrelated to specific test methods
return
} else if (logStreams.get(tid) == null) {
println "WARNING: unexpectedly got output for a test [${tid}]" +
" that we didn't previously see in the beforeTest hook." +
" Message for debugging: [" + toe.message + "]."
return
}
try {
logStreams.get(tid).write(toe.message.getBytes(StandardCharsets.UTF_8))
} catch (Exception e) {
println "ERROR: Failed to write output for test ${tid}"
e.printStackTrace()
}
}
afterTest { TestDescriptor td, TestResult tr ->
def tid = testId(td)
try {
logStreams.get(tid).close()
if (tr.resultType != TestResult.ResultType.FAILURE) {
logFiles.get(tid).delete()
} else {
def file = logFiles.get(tid)
println "${tid} failed, log available in ${file}"
}
} catch (Exception e) {
println "ERROR: Failed to close stdout file for ${tid}"
e.printStackTrace()
} finally {
logFiles.remove(tid)
logStreams.remove(tid)
}
}
}
test {
maxParallelForks = userMaxForks ?: Runtime.runtime.availableProcessors()
ignoreFailures = userIgnoreFailures
maxHeapSize = defaultMaxHeapSize
jvmArgs = defaultJvmArgs
testLogging {
events = userTestLoggingEvents ?: testLoggingEvents
showStandardStreams = userShowStandardStreams ?: testShowStandardStreams
exceptionFormat = testExceptionFormat
}
logTestStdout.rehydrate(delegate, owner, this)()
// The suites are for running sets of tests in IDEs.
// Gradle will run each test class, so we exclude the suites to avoid redundantly running the tests twice.
exclude '**/*Suite.class'
if (shouldUseJUnit5)
useJUnitPlatform()
retry {
maxRetries = userMaxTestRetries
maxFailures = userMaxTestRetryFailures
}
}
task integrationTest(type: Test, dependsOn: compileJava) {
maxParallelForks = userMaxForks ?: Runtime.runtime.availableProcessors()
ignoreFailures = userIgnoreFailures
maxHeapSize = defaultMaxHeapSize
jvmArgs = defaultJvmArgs
testLogging {
events = userTestLoggingEvents ?: testLoggingEvents
showStandardStreams = userShowStandardStreams ?: testShowStandardStreams
exceptionFormat = testExceptionFormat
}
logTestStdout.rehydrate(delegate, owner, this)()
// The suites are for running sets of tests in IDEs.
// Gradle will run each test class, so we exclude the suites to avoid redundantly running the tests twice.
exclude '**/*Suite.class'
if (shouldUseJUnit5) {
useJUnitPlatform {
includeTags "integration"
}
} else {
useJUnit {
includeCategories 'org.apache.kafka.test.IntegrationTest'
}
}
retry {
maxRetries = userMaxTestRetries
maxFailures = userMaxTestRetryFailures
}
}
task unitTest(type: Test, dependsOn: compileJava) {
maxParallelForks = userMaxForks ?: Runtime.runtime.availableProcessors()
ignoreFailures = userIgnoreFailures
maxHeapSize = defaultMaxHeapSize
jvmArgs = defaultJvmArgs
testLogging {
events = userTestLoggingEvents ?: testLoggingEvents
showStandardStreams = userShowStandardStreams ?: testShowStandardStreams
exceptionFormat = testExceptionFormat
}
logTestStdout.rehydrate(delegate, owner, this)()
// The suites are for running sets of tests in IDEs.
// Gradle will run each test class, so we exclude the suites to avoid redundantly running the tests twice.
exclude '**/*Suite.class'
if (shouldUseJUnit5) {
useJUnitPlatform {
excludeTags "integration"
}
} else {
useJUnit {
excludeCategories 'org.apache.kafka.test.IntegrationTest'
}
}
retry {
maxRetries = userMaxTestRetries
maxFailures = userMaxTestRetryFailures
}
}
jar {
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
}
task srcJar(type: Jar) {
classifier = 'sources'
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
from sourceSets.main.allSource
}
task javadocJar(type: Jar, dependsOn: javadoc) {
classifier 'javadoc'
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
from javadoc.destinationDir
}
task docsJar(dependsOn: javadocJar)
javadoc {
options.charSet = 'UTF-8'
options.docEncoding = 'UTF-8'
options.encoding = 'UTF-8'
}
task systemTestLibs(dependsOn: jar)
artifacts {
archives srcJar
archives javadocJar
}
if(!sourceSets.test.allSource.isEmpty()) {
task testJar(type: Jar) {
classifier = 'test'
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
from sourceSets.test.output
}
task testSrcJar(type: Jar, dependsOn: testJar) {
classifier = 'test-sources'
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
from sourceSets.test.allSource
}
artifacts {
archives testJar
archives testSrcJar
}
}
plugins.withType(ScalaPlugin) {
scala {
zincVersion = versions.zinc
}
task scaladocJar(type:Jar, dependsOn: scaladoc) {
classifier = 'scaladoc'
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
from scaladoc.destinationDir
}
//documentation task should also trigger building scala doc jar
docsJar.dependsOn scaladocJar
}
tasks.withType(ScalaCompile) {
scalaCompileOptions.additionalParameters = [
"-deprecation",
"-unchecked",
"-encoding", "utf8",
"-Xlog-reflective-calls",
"-feature",
"-language:postfixOps",
"-language:implicitConversions",
"-language:existentials",
"-Xlint:constant",
"-Xlint:delayedinit-select",
"-Xlint:doc-detached",
"-Xlint:missing-interpolator",
"-Xlint:nullary-unit",
"-Xlint:option-implicit",
"-Xlint:package-object-classes",
"-Xlint:poly-implicit-overload",
"-Xlint:private-shadow",
"-Xlint:stars-align",
"-Xlint:type-parameter-shadow",
"-Xlint:unused"
]
// Inline more aggressively when compiling the `core` jar since it's not meant to be used as a library.
// More specifically, inline classes from the Scala library so that we can inline methods like `Option.exists`
// and avoid lambda allocations. This is only safe if the Scala library version is the same at compile time
// and runtime. We cannot guarantee this for libraries like kafka streams, so only inline classes from the
// Kafka project in that case.
List<String> inlineFrom
if (project.name.equals('core'))
inlineFrom = ["-opt-inline-from:scala.**", "-opt-inline-from:kafka.**", "-opt-inline-from:org.apache.kafka.**"]
else
inlineFrom = ["-opt-inline-from:org.apache.kafka.**"]
// Somewhat confusingly, `-opt:l:inline` enables all optimizations. `inlineFrom` configures what can be inlined.
// See https://www.lightbend.com/blog/scala-inliner-optimizer for more information about the optimizer.
scalaCompileOptions.additionalParameters += ["-opt:l:inline"]
scalaCompileOptions.additionalParameters += inlineFrom
if (versions.baseScala != '2.12') {
scalaCompileOptions.additionalParameters += ["-opt-warnings", "-Xlint:strict-unsealed-patmat"]
// Scala 2.13.2 introduces compiler warnings suppression, which is a pre-requisite for -Xfatal-warnings
scalaCompileOptions.additionalParameters += ["-Xfatal-warnings"]
}
// these options are valid for Scala versions < 2.13 only
// Scala 2.13 removes them, see https://github.com/scala/scala/pull/6502 and https://github.com/scala/scala/pull/5969
if (versions.baseScala == '2.12') {
scalaCompileOptions.additionalParameters += [
"-Xlint:by-name-right-associative",
"-Xlint:nullary-override",
"-Xlint:unsound-match"
]
}
// Scalac's `-release` requires Java 9 or higher
if (JavaVersion.current().isJava9Compatible())
scalaCompileOptions.additionalParameters += ["-release", minJavaVersion]
configure(scalaCompileOptions.forkOptions) {
memoryMaximumSize = defaultMaxHeapSize
jvmArgs = defaultJvmArgs
}
}
checkstyle {
configFile = new File(rootDir, "checkstyle/checkstyle.xml")
configProperties = checkstyleConfigProperties("import-control.xml")
toolVersion = versions.checkstyle
}
configure(checkstyleMain) {
group = 'Verification'
description = 'Run checkstyle on all main Java sources'
}
configure(checkstyleTest) {
group = 'Verification'
description = 'Run checkstyle on all test Java sources'
}
test.dependsOn('checkstyleMain', 'checkstyleTest')
spotbugs {
toolVersion = versions.spotbugs
excludeFilter = file("$rootDir/gradle/spotbugs-exclude.xml")
ignoreFailures = false
}
test.dependsOn('spotbugsMain')
tasks.withType(com.github.spotbugs.snom.SpotBugsTask) {
reports {
// Continue supporting `xmlFindBugsReport` for compatibility
xml.enabled(project.hasProperty('xmlSpotBugsReport') || project.hasProperty('xmlFindBugsReport'))
html.enabled(!project.hasProperty('xmlSpotBugsReport') && !project.hasProperty('xmlFindBugsReport'))
}
maxHeapSize = defaultMaxHeapSize
jvmArgs = defaultJvmArgs
}
// Ignore core since its a scala project
if (it.path != ':core') {
if (userEnableTestCoverage) {
apply plugin: "jacoco"
jacoco {
toolVersion = versions.jacoco
}
// NOTE: Jacoco Gradle plugin does not support "offline instrumentation" this means that classes mocked by PowerMock
// may report 0 coverage, since the source was modified after initial instrumentation.
// See https://github.com/jacoco/jacoco/issues/51
jacocoTestReport {
dependsOn tasks.test
sourceSets sourceSets.main
reports {
html.enabled = true
xml.enabled = true
csv.enabled = false
}
}
}
}
if (userEnableTestCoverage) {
def coverageGen = it.path == ':core' ? 'reportScoverage' : 'jacocoTestReport'
task reportCoverage(dependsOn: [coverageGen])
}
task determineCommitId {
def takeFromHash = 16
if (commitId) {
commitId = commitId.take(takeFromHash)
} else if (file("$rootDir/.git/HEAD").exists()) {
def headRef = file("$rootDir/.git/HEAD").text
if (headRef.contains('ref: ')) {
headRef = headRef.replaceAll('ref: ', '').trim()
if (file("$rootDir/.git/$headRef").exists()) {
commitId = file("$rootDir/.git/$headRef").text.trim().take(takeFromHash)
}
} else {
commitId = headRef.trim().take(takeFromHash)
}
} else {
commitId = "unknown"
}
}
}
gradle.taskGraph.whenReady { taskGraph ->
taskGraph.getAllTasks().findAll { it.name.contains('spotbugsScoverage') || it.name.contains('spotbugsTest') }.each { task ->
task.enabled = false
}
}
def fineTuneEclipseClasspathFile(eclipse, project) {
eclipse.classpath.file {
beforeMerged { cp ->
cp.entries.clear()
// for the core project add the directories defined under test/scala as separate source directories
if (project.name.equals('core')) {
cp.entries.add(new org.gradle.plugins.ide.eclipse.model.SourceFolder("src/test/scala/integration", null))
cp.entries.add(new org.gradle.plugins.ide.eclipse.model.SourceFolder("src/test/scala/other", null))
cp.entries.add(new org.gradle.plugins.ide.eclipse.model.SourceFolder("src/test/scala/unit", null))
}
}
whenMerged { cp ->
// for the core project exclude the separate sub-directories defined under test/scala. These are added as source dirs above
if (project.name.equals('core')) {
cp.entries.findAll { it.kind == "src" && it.path.equals("src/test/scala") }*.excludes = ["integration/", "other/", "unit/"]
}
/*
* Set all eclipse build output to go to 'build_eclipse' directory. This is to ensure that gradle and eclipse use different
* build output directories, and also avoid using the eclpise default of 'bin' which clashes with some of our script directories.
* https://discuss.gradle.org/t/eclipse-generated-files-should-be-put-in-the-same-place-as-the-gradle-generated-files/6986/2
*/
cp.entries.findAll { it.kind == "output" }*.path = "build_eclipse"
/*
* Some projects have explicitly added test output dependencies. These are required for the gradle build but not required
* in Eclipse since the dependent projects are added as dependencies. So clean up these from the generated classpath.
*/
cp.entries.removeAll { it.kind == "lib" && it.path.matches(".*/build/(classes|resources)/test") }
}
}
}
def checkstyleConfigProperties(configFileName) {
[importControlFile: "$rootDir/checkstyle/$configFileName",
suppressionsFile: "$rootDir/checkstyle/suppressions.xml",
headerFile: "$rootDir/checkstyle/java.header"]
}
// Aggregates all jacoco results into the root project directory
if (userEnableTestCoverage) {
task jacocoRootReport(type: org.gradle.testing.jacoco.tasks.JacocoReport) {
def javaProjects = subprojects.findAll { it.path != ':core' }
description = 'Generates an aggregate report from all subprojects'
dependsOn(javaProjects.test)
additionalSourceDirs.from = javaProjects.sourceSets.main.allSource.srcDirs
sourceDirectories.from = javaProjects.sourceSets.main.allSource.srcDirs
classDirectories.from = javaProjects.sourceSets.main.output
executionData.from = javaProjects.jacocoTestReport.executionData
reports {
html.enabled = true
xml.enabled = true
}
// workaround to ignore projects that don't have any tests at all
onlyIf = { true }
doFirst {
executionData = files(executionData.findAll { it.exists() })
}
}
}
if (userEnableTestCoverage) {
task reportCoverage(dependsOn: ['jacocoRootReport', 'core:reportCoverage'])
}
def connectPkgs = [
'connect:api',
'connect:basic-auth-extension',
'connect:file',
'connect:json',
'connect:runtime',
'connect:transforms',
'connect:mirror',
'connect:mirror-client'
]
tasks.create(name: "jarConnect", dependsOn: connectPkgs.collect { it + ":jar" }) {}
tasks.create(name: "testConnect", dependsOn: connectPkgs.collect { it + ":test" }) {}
project(':core') {
println "Building project 'core' with Scala version ${versions.scala}"
apply plugin: 'scala'
// scaladoc generation is configured at the sub-module level with an artifacts
// block (cf. see streams-scala). If scaladoc generation is invoked explicitly
// for the `core` module, this ensures the generated jar doesn't include scaladoc
// files since the `core` module doesn't include public APIs.
scaladoc {
enabled = false
}
if (userEnableTestCoverage)
apply plugin: "org.scoverage"
archivesBaseName = "kafka_${versions.baseScala}"
dependencies {
compile project(':clients')
compile project(':metadata')
compile project(':raft')
compile libs.argparse4j
compile libs.jacksonDatabind
compile libs.jacksonModuleScala
compile libs.jacksonDataformatCsv
compile libs.jacksonJDK8Datatypes
compile libs.joptSimple
compile libs.metrics
compile libs.scalaCollectionCompat
compile libs.scalaJava8Compat
compile libs.scalaLibrary
// only needed transitively, but set it explicitly to ensure it has the same version as scala-library
compile libs.scalaReflect
compile libs.scalaLogging
compile libs.slf4jApi
compile(libs.zookeeper) {
exclude module: 'slf4j-log4j12'
exclude module: 'log4j'
}
// ZooKeeperMain depends on commons-cli but declares the dependency as `provided`
compile libs.commonsCli
compileOnly libs.log4j
testCompile project(':clients').sourceSets.test.output
testCompile libs.bcpkix
testCompile libs.mockitoCore
testCompile libs.easymock
testCompile(libs.apacheda) {
exclude group: 'xml-apis', module: 'xml-apis'
// `mina-core` is a transitive dependency for `apacheds` and `apacheda`.
// It is safer to use from `apacheds` since that is the implementation.
exclude module: 'mina-core'
}
testCompile libs.apachedsCoreApi
testCompile libs.apachedsInterceptorKerberos
testCompile libs.apachedsProtocolShared
testCompile libs.apachedsProtocolKerberos
testCompile libs.apachedsProtocolLdap
testCompile libs.apachedsLdifPartition
testCompile libs.apachedsMavibotPartition
testCompile libs.apachedsJdbmPartition
testCompile libs.junitJupiter
testCompile libs.slf4jlog4j
testCompile(libs.jfreechart) {
exclude group: 'junit', module: 'junit'
}
}
if (userEnableTestCoverage) {
scoverage {
scoverageVersion = versions.scoverage
reportDir = file("${rootProject.buildDir}/scoverage")
highlighting = false
minimumRate = 0.0
}
}
configurations {
// manually excludes some unnecessary dependencies
compile.exclude module: 'javax'
compile.exclude module: 'jline'
compile.exclude module: 'jms'
compile.exclude module: 'jmxri'
compile.exclude module: 'jmxtools'
compile.exclude module: 'mail'
// To prevent a UniqueResourceException due the same resource existing in both
// org.apache.directory.api/api-all and org.apache.directory.api/api-ldap-schema-data
testCompile.exclude module: 'api-ldap-schema-data'
}
tasks.create(name: "copyDependantLibs", type: Copy) {
from (configurations.testRuntime) {
include('slf4j-log4j12*')
include('log4j*jar')
}
from (configurations.runtime) {
exclude('kafka-clients*')
}
into "$buildDir/dependant-libs-${versions.scala}"
duplicatesStrategy 'exclude'
}
task processMessages(type:JavaExec) {
main = "org.apache.kafka.message.MessageGenerator"
classpath = project(':generator').sourceSets.main.runtimeClasspath
args = [ "-p", "kafka.internals.generated",
"-o", "src/generated/java/kafka/internals/generated",
"-i", "src/main/resources/common/message",
"-m", "MessageDataGenerator"
]
inputs.dir("src/main/resources/common/message")
outputs.dir("src/generated/java/kafka/internals/generated")
}
compileJava.dependsOn 'processMessages'
task genProtocolErrorDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.common.protocol.Errors'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "protocol_errors.html").newOutputStream()
}
task genProtocolTypesDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.common.protocol.types.Type'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "protocol_types.html").newOutputStream()
}
task genProtocolApiKeyDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.common.protocol.ApiKeys'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "protocol_api_keys.html").newOutputStream()
}
task genProtocolMessageDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.common.protocol.Protocol'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "protocol_messages.html").newOutputStream()
}
task genAdminClientConfigDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.clients.admin.AdminClientConfig'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "admin_client_config.html").newOutputStream()
}
task genProducerConfigDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.clients.producer.ProducerConfig'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "producer_config.html").newOutputStream()
}
task genConsumerConfigDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'org.apache.kafka.clients.consumer.ConsumerConfig'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "consumer_config.html").newOutputStream()
}
task genKafkaConfigDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'kafka.server.KafkaConfig'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "kafka_config.html").newOutputStream()
}
task genTopicConfigDocs(type: JavaExec) {
classpath = sourceSets.main.runtimeClasspath
main = 'kafka.log.LogConfig'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "topic_config.html").newOutputStream()
}
task genConsumerMetricsDocs(type: JavaExec) {
classpath = sourceSets.test.runtimeClasspath
main = 'org.apache.kafka.clients.consumer.internals.ConsumerMetrics'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "consumer_metrics.html").newOutputStream()
}
task genProducerMetricsDocs(type: JavaExec) {
classpath = sourceSets.test.runtimeClasspath
main = 'org.apache.kafka.clients.producer.internals.ProducerMetrics'
if( !generatedDocsDir.exists() ) { generatedDocsDir.mkdirs() }
standardOutput = new File(generatedDocsDir, "producer_metrics.html").newOutputStream()
}
task siteDocsTar(dependsOn: ['genProtocolErrorDocs', 'genProtocolTypesDocs', 'genProtocolApiKeyDocs', 'genProtocolMessageDocs',
'genAdminClientConfigDocs', 'genProducerConfigDocs', 'genConsumerConfigDocs',
'genKafkaConfigDocs', 'genTopicConfigDocs',
':connect:runtime:genConnectConfigDocs', ':connect:runtime:genConnectTransformationDocs',
':connect:runtime:genConnectPredicateDocs',
':connect:runtime:genSinkConnectorConfigDocs', ':connect:runtime:genSourceConnectorConfigDocs',
':streams:genStreamsConfigDocs', 'genConsumerMetricsDocs', 'genProducerMetricsDocs',
':connect:runtime:genConnectMetricsDocs'], type: Tar) {
classifier = 'site-docs'
compression = Compression.GZIP
from project.file("$rootDir/docs")
into 'site-docs'
duplicatesStrategy 'exclude'
}
tasks.create(name: "releaseTarGz", dependsOn: configurations.archives.artifacts, type: Tar) {
into "kafka_${versions.baseScala}-${version}"
compression = Compression.GZIP
from(project.file("$rootDir/bin")) { into "bin/" }
from(project.file("$rootDir/config")) { into "config/" }
from "$rootDir/LICENSE"
from "$rootDir/NOTICE"
from(configurations.runtime) { into("libs/") }
from(configurations.archives.artifacts.files) { into("libs/") }
from(project.siteDocsTar) { into("site-docs/") }
from(project(':tools').jar) { into("libs/") }
from(project(':tools').configurations.runtime) { into("libs/") }
from(project(':connect:api').jar) { into("libs/") }
from(project(':connect:api').configurations.runtime) { into("libs/") }
from(project(':connect:runtime').jar) { into("libs/") }
from(project(':connect:runtime').configurations.runtime) { into("libs/") }
from(project(':connect:transforms').jar) { into("libs/") }
from(project(':connect:transforms').configurations.runtime) { into("libs/") }
from(project(':connect:json').jar) { into("libs/") }
from(project(':connect:json').configurations.runtime) { into("libs/") }
from(project(':connect:file').jar) { into("libs/") }
from(project(':connect:file').configurations.runtime) { into("libs/") }
from(project(':connect:basic-auth-extension').jar) { into("libs/") }
from(project(':connect:basic-auth-extension').configurations.runtime) { into("libs/") }
from(project(':connect:mirror').jar) { into("libs/") }
from(project(':connect:mirror').configurations.runtime) { into("libs/") }
from(project(':connect:mirror-client').jar) { into("libs/") }
from(project(':connect:mirror-client').configurations.runtime) { into("libs/") }
from(project(':streams').jar) { into("libs/") }
from(project(':streams').configurations.runtime) { into("libs/") }
from(project(':streams:streams-scala').jar) { into("libs/") }
from(project(':streams:streams-scala').configurations.runtime) { into("libs/") }
from(project(':streams:test-utils').jar) { into("libs/") }
from(project(':streams:test-utils').configurations.runtime) { into("libs/") }
from(project(':streams:examples').jar) { into("libs/") }
from(project(':streams:examples').configurations.runtime) { into("libs/") }
duplicatesStrategy 'exclude'
}
jar {
dependsOn('copyDependantLibs')
}
jar.manifest {
attributes(
'Version': "${version}"
)
}
tasks.create(name: "copyDependantTestLibs", type: Copy) {
from (configurations.testRuntime) {
include('*.jar')
}
into "$buildDir/dependant-testlibs"
//By default gradle does not handle test dependencies between the sub-projects
//This line is to include clients project test jar to dependant-testlibs
from (project(':clients').testJar ) { "$buildDir/dependant-testlibs" }
duplicatesStrategy 'exclude'
}