mirror of https://github.com/apache/lucene.git
74 lines
2.9 KiB
Groovy
74 lines
2.9 KiB
Groovy
|
|
// This script tries to guess sensible defaults for gradle parallelism
|
|
// and local machine's resources and save them under 'gradle.properties'.
|
|
|
|
def hasDefaults = rootProject.file("gradle.properties").exists()
|
|
|
|
// If we don't have the defaults yet, create them and re-run the build
|
|
// recursively with the same parameters as originally passed.
|
|
//
|
|
// Sadly, the recursive build doesn't seem to pick up the parallelism
|
|
// tweaks from gradle.properties file.
|
|
|
|
if (!hasDefaults) {
|
|
configure(rootProject) {
|
|
task setupLocalDefaultsOnce(type: GradleBuild) {
|
|
// Approximate a common-sense default for running gradle with parallel
|
|
// workers: half the count of available cpus but not more than 12.
|
|
def cpus = Runtime.runtime.availableProcessors()
|
|
def maxWorkers = (int) Math.max(1d, Math.min(cpus * 0.5d, 12))
|
|
def testsJvms = (int) Math.max(1d, Math.min(cpus * 0.5d, 4))
|
|
|
|
// Reuse the same set of parameters for the recursive invocation and apply
|
|
// some of these eagerly.
|
|
def startParams = gradle.startParameter.newInstance()
|
|
startParams.setParallelProjectExecutionEnabled(true)
|
|
startParams.setMaxWorkerCount(maxWorkers)
|
|
startParameter(startParams)
|
|
|
|
// Write the defaults for this machine.
|
|
rootProject.file("gradle.properties").write(
|
|
[
|
|
"# These settings have been generated automatically on the first run.",
|
|
"# See gradlew :helpLocalSettings for more information.",
|
|
"systemProp.file.encoding=UTF-8",
|
|
"org.gradle.daemon=true",
|
|
"org.gradle.jvmargs=-Xmx1g",
|
|
"org.gradle.parallel=true",
|
|
"org.gradle.priority=normal",
|
|
"org.gradle.warning.mode=none", // Silence gradle warnings. We'll deal with them when we upgrade the wrapper.
|
|
"",
|
|
"# Maximum number of parallel gradle workers.",
|
|
"org.gradle.workers.max=${maxWorkers}",
|
|
"",
|
|
"# Maximum number of test JVMs forked per test task.",
|
|
"tests.jvms=${testsJvms}"
|
|
].join("\n"), "UTF-8")
|
|
|
|
doFirst {
|
|
logger.log(LogLevel.WARN, "\nIMPORTANT. This is the first time you ran the build. " +
|
|
"I wrote some sane defaults (for this machine) to 'gradle.properties', " +
|
|
"they will be picked up on consecutive gradle invocations (not this one).\n\n" +
|
|
"Run gradlew :helpLocalSettings for more information.")
|
|
}
|
|
}
|
|
}
|
|
|
|
// Disable any tasks in this build, they were forked recursively.
|
|
gradle.taskGraph.whenReady { graph ->
|
|
graph.allTasks.each { task ->
|
|
if (task != rootProject.setupLocalDefaultsOnce) {
|
|
task.enabled = false
|
|
}
|
|
}
|
|
}
|
|
|
|
// Make all tasks depend on local setup to make sure it'll run.
|
|
allprojects {
|
|
tasks.all { task ->
|
|
if (task != rootProject.setupLocalDefaultsOnce) {
|
|
task.dependsOn rootProject.setupLocalDefaultsOnce
|
|
}
|
|
}
|
|
}
|
|
} |