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83 lines
2.5 KiB
Scala
83 lines
2.5 KiB
Scala
import sbt._
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import sbt.util.CacheStoreFactory
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/** A helper for generating manifests for bundled libraries. */
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object LibraryManifestGenerator {
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/** Represents a library that will be bundled with the engine and needs to
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* have its manifest generated.
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*/
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case class BundledLibrary(name: String, version: String)
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/** Generates manifests for the provided libraries.
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*
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* It assumes that the engine-runner/assembly task is up to date (as it uses
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* its artifacts).
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*
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* @param javaOpts The java options to pass to the manifest generator.
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*/
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def generateManifests(
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libraries: Seq[BundledLibrary],
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distributionRoot: File,
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log: Logger,
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javaOpts: Seq[String],
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cacheStoreFactory: CacheStoreFactory
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): Unit =
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for (BundledLibrary(qualifiedName, version) <- libraries) {
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val (namespace, name) = qualifiedName.split('.') match {
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case Array(namespace, name) => (namespace, name)
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case _ =>
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throw new IllegalArgumentException(
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s"Invalid library name [$qualifiedName]."
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)
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}
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val projectPath =
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distributionRoot / "lib" / namespace / name / version
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val store =
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cacheStoreFactory.make(s"library-manifest-$namespace-$name-$version")
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val sources = (projectPath / "src").allPaths.get
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Tracked.diffInputs(store, FileInfo.hash)(sources.toSet) { diff =>
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def manifestExists = (projectPath / "manifest.yaml").exists()
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if (diff.modified.nonEmpty || !manifestExists) {
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log.info(s"Regenerating manifest for [$projectPath].")
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runGenerator(projectPath, javaOpts, log)
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} else {
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log.debug(s"[$projectPath] manifest is up to date.")
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}
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}
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}
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private def runGenerator(
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projectPath: File,
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javaOpts: Seq[String],
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log: Logger
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): Unit = {
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val javaCommand =
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ProcessHandle.current().info().command().asScala.getOrElse("java")
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val command = Seq(
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javaCommand
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) ++ javaOpts ++ Seq(
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"--update-manifest",
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"--in-project",
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projectPath.getCanonicalPath
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)
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val commandText = command.mkString(" ")
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log.debug(s"Running [$commandText].")
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val exitCode = sys.process
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.Process(
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command,
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None,
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"ENSO_EDITION_PATH" -> file("distribution/editions").getCanonicalPath
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)
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.!
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if (exitCode != 0) {
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val message = s"Command [$commandText] has failed with code $exitCode."
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log.error(message)
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throw new RuntimeException(message)
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}
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}
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}
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