Cache JDK downloads for tests that use ImageFromDockerfile

Update `spring-boot-launch-script-tests` and `spring-boot-loader-tests`
so that JDK archives are now downloaded by Gradle and cached across
builds.

Closes gh-37450

buildSrc/build.gradle

@@ -32,6 +32,7 @@ dependencies {
 	implementation("com.fasterxml.jackson.core:jackson-databind:2.11.4")
 	implementation("com.gradle:gradle-enterprise-gradle-plugin:3.12.1")
 	implementation("com.tngtech.archunit:archunit:1.0.0")
+	implementation("de.undercouch.download:de.undercouch.download.gradle.plugin:5.5.0")
 	implementation("commons-codec:commons-codec:1.13")
 	implementation("io.spring.javaformat:spring-javaformat-gradle-plugin:${javaFormatVersion}")
 	implementation("org.apache.maven:maven-embedder:3.6.2")

ci/tasks/build-project.yml

@@ -7,6 +7,7 @@ outputs:
 - name: git-repo
 caches:
 - path: gradle
+- path: build/downloads
 - path: embedmongo
 params:
   BRANCH:

spring-boot-tests/spring-boot-integration-tests/spring-boot-launch-script-tests/build.gradle

@@ -2,10 +2,14 @@ plugins {
 	id "java"
 	id "org.springframework.boot.conventions"
 	id "org.springframework.boot.integration-test"
+	id "de.undercouch.download"
 }
 
 description = "Spring Boot Launch Script Integration Tests"
 
+def jdkVersion = "8u382+6"
+def jdkArch = "aarch64".equalsIgnoreCase(System.getProperty("os.arch")) ? "aarch64" : "amd64"
+
 configurations {
 	app
 }
@@ -38,6 +42,26 @@ task buildApp(type: GradleBuild) {
 	tasks  = ["build"]
 }
 
+task downloadJdk(type: Download) {
+	def destFolder = new File(rootProject.buildDir, "downloads/jdk/bellsoft")
+	destFolder.mkdirs()
+	src "https://download.bell-sw.com/java/${jdkVersion}/bellsoft-jdk${jdkVersion}-linux-${jdkArch}.tar.gz"
+	dest destFolder
+	tempAndMove true
+	overwrite false
+}
+
+task syncJdkDownloads(type: Sync) {
+	dependsOn downloadJdk
+	from "${rootProject.buildDir}/downloads/jdk/bellsoft/"
+	include "bellsoft-jdk${jdkVersion}-linux-${jdkArch}.tar.gz"
+	into "${project.buildDir}/downloads/jdk/bellsoft/"
+}
+
+processIntTestResources {
+	dependsOn syncJdkDownloads
+}
+
 intTest {
 	dependsOn buildApp
 	enabled = !JavaVersion.current().java9Compatible

spring-boot-tests/spring-boot-integration-tests/spring-boot-launch-script-tests/src/intTest/java/org/springframework/boot/launchscript/AbstractLaunchScriptIntegrationTests.java

@@ -17,14 +17,9 @@
 package org.springframework.boot.launchscript;
 
 import java.io.File;
-import java.net.URI;
-import java.nio.file.Paths;
 import java.time.Duration;
 import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 import java.util.function.Predicate;
 
 import org.assertj.core.api.Condition;
@@ -52,16 +47,6 @@ import static org.hamcrest.Matchers.containsString;
  */
 abstract class AbstractLaunchScriptIntegrationTests {
 
-	private static final Map<Architecture, URI> JAVA_DOWNLOAD_URLS;
-	static {
-		Map<Architecture, URI> urls = new HashMap<>();
-		urls.put(Architecture.AMD64,
-				URI.create("https://download.bell-sw.com/java/8u382+6/bellsoft-jdk8u382+6-linux-amd64.tar.gz"));
-		urls.put(Architecture.AARCH64,
-				URI.create("https://download.bell-sw.com/java/8u382+6/bellsoft-jdk8u382+6-linux-aarch64.tar.gz"));
-		JAVA_DOWNLOAD_URLS = Collections.unmodifiableMap(urls);
-	}
-
 	protected static final char ESC = 27;
 
 	private final String scriptsDir;
@@ -115,9 +100,7 @@ abstract class AbstractLaunchScriptIntegrationTests {
 	private static final class LaunchScriptTestContainer extends GenericContainer<LaunchScriptTestContainer> {
 
 		private LaunchScriptTestContainer(String os, String version, String scriptsDir, String testScript) {
-			super(new ImageFromDockerfile("spring-boot-launch-script/" + os.toLowerCase() + "-" + version)
-				.withDockerfile(Paths.get("src/intTest/resources/conf/" + os + "/" + version + "/Dockerfile"))
-				.withBuildArg("JAVA_DOWNLOAD_URL", getJavaDownloadUrl()));
+			super(createImage(os, version));
 			withCopyFileToContainer(MountableFile.forHostPath(findApplication().getAbsolutePath()), "/app.jar");
 			withCopyFileToContainer(
 					MountableFile.forHostPath("src/intTest/resources/scripts/" + scriptsDir + "test-functions.sh"),
@@ -130,14 +113,15 @@ abstract class AbstractLaunchScriptIntegrationTests {
 			withStartupCheckStrategy(new OneShotStartupCheckStrategy().withTimeout(Duration.ofMinutes(5)));
 		}
 
-		private static String getJavaDownloadUrl() {
-			Architecture architecture = Architecture.current();
-			Assert.notNull(architecture,
-					() -> String.format("Failed to find current architecture. Value of os.arch is: '%s'",
-							System.getProperty("os.arch")));
-			URI uri = JAVA_DOWNLOAD_URLS.get(architecture);
-			Assert.notNull(uri, () -> String.format("No JDK download URL for architecture %s found", architecture));
-			return uri.toString();
+		private static ImageFromDockerfile createImage(String os, String version) {
+			ImageFromDockerfile image = new ImageFromDockerfile(
+					"spring-boot-launch-script/" + os.toLowerCase() + "-" + version);
+			image.withFileFromFile("Dockerfile",
+					new File("src/intTest/resources/conf/" + os + "/" + version + "/Dockerfile"));
+			for (File file : new File("build/downloads/jdk/bellsoft").listFiles()) {
+				image.withFileFromFile("downloads/" + file.getName(), file);
+			}
+			return image;
 		}
 
 		private static File findApplication() {
@@ -149,30 +133,4 @@ abstract class AbstractLaunchScriptIntegrationTests {
 
 	}
 
-	private enum Architecture {
-
-		AMD64, AARCH64;
-
-		/**
-		 * Returns the current architecture.
-		 * @return the current architecture or {@code null}
-		 */
-		static Architecture current() {
-			String arch = System.getProperty("os.arch");
-			if (arch == null) {
-				return null;
-			}
-			switch (arch) {
-				case "amd64":
-				case "x86_64":
-					return AMD64;
-				case "aarch64":
-					return AARCH64;
-				default:
-					return null;
-			}
-		}
-
-	}
-
 }

spring-boot-tests/spring-boot-integration-tests/spring-boot-launch-script-tests/src/intTest/resources/conf/RedHat/ubi9-9.2-722/Dockerfile

@@ -1,7 +1,10 @@
+FROM redhat/ubi9:9.2-722 as prepare
+COPY downloads/* /opt/download/
+RUN mkdir -p /opt/jdk && \
+    cd /opt/jdk && \
+    tar xzf  /opt/download/* --strip-components=1
+
 FROM redhat/ubi9:9.2-722
-ARG JAVA_DOWNLOAD_URL=https://download.bell-sw.com/java/8u382+6/bellsoft-jdk8u382+6-linux-amd64.tar.gz
-ENV JAVA_HOME /opt/openjdk
+COPY --from=prepare /opt/jdk /opt/jdk
+ENV JAVA_HOME /opt/jdk
 ENV PATH $JAVA_HOME/bin:$PATH
-RUN mkdir -p /opt/openjdk && \
-    cd /opt/openjdk && \
-    curl -L $JAVA_DOWNLOAD_URL | tar zx --strip-components=1

spring-boot-tests/spring-boot-integration-tests/spring-boot-launch-script-tests/src/intTest/resources/conf/Ubuntu/jammy-20230624/Dockerfile

@@ -1,9 +1,11 @@
+FROM ubuntu:jammy-20230624 as prepare
+COPY downloads/* /opt/download/
+RUN mkdir -p /opt/jdk && \
+    cd /opt/jdk && \
+    tar xzf  /opt/download/* --strip-components=1
+
 FROM ubuntu:jammy-20230624
-RUN apt-get update && \
-    apt-get install -y software-properties-common curl && \
-    mkdir -p /opt/openjdk
-ARG JAVA_DOWNLOAD_URL=https://download.bell-sw.com/java/8u382+6/bellsoft-jdk8u382+6-linux-amd64.tar.gz
-ENV JAVA_HOME /opt/openjdk
+RUN apt-get update && apt-get install -y software-properties-common curl
+COPY --from=prepare /opt/jdk /opt/jdk
+ENV JAVA_HOME /opt/jdk
 ENV PATH $JAVA_HOME/bin:$PATH
-RUN cd /opt/openjdk && \
-    curl -L $JAVA_DOWNLOAD_URL | tar zx --strip-components=1

spring-boot-tests/spring-boot-integration-tests/spring-boot-loader-tests/build.gradle

@@ -2,10 +2,14 @@ plugins {
 	id "java"
 	id "org.springframework.boot.conventions"
 	id "org.springframework.boot.integration-test"
+	id "de.undercouch.download"
 }
 
 description = "Spring Boot Loader Integration Tests"
 
+def oracleJdkVersion = "17.0.8"
+def oracleJdkArch = "aarch64".equalsIgnoreCase(System.getProperty("os.arch")) ? "aarch64" : "x86"
+
 configurations {
 	app
 }
@@ -39,6 +43,26 @@ task buildApp(type: GradleBuild) {
 	tasks  = ["build"]
 }
 
+task downloadJdk(type: Download) {
+	def destFolder = new File(rootProject.buildDir, "downloads/jdk/oracle")
+	destFolder.mkdirs()
+	src "https://download.oracle.com/java/17/archive/jdk-${oracleJdkVersion}_linux-${oracleJdkArch}_bin.tar.gz"
+	dest destFolder
+	tempAndMove true
+	overwrite false
+}
+
+task syncJdkDownloads(type: Sync) {
+	dependsOn downloadJdk
+	from "${rootProject.buildDir}/downloads/jdk/oracle/"
+	include "jdk-${oracleJdkVersion}_linux-${oracleJdkArch}_bin.tar.gz"
+	into "${project.buildDir}/downloads/jdk/oracle/"
+}
+
+processIntTestResources {
+	dependsOn syncJdkDownloads
+}
+
 intTest {
 	dependsOn buildApp
-}
+}

spring-boot-tests/spring-boot-integration-tests/spring-boot-loader-tests/src/intTest/java/org/springframework/boot/loader/LoaderIntegrationTests.java

@@ -120,10 +120,11 @@ class LoaderIntegrationTests {
 		}
 
 		static JavaRuntime oracleJdk17() {
-			String arch = System.getProperty("os.arch");
-			String dockerFile = ("aarch64".equals(arch)) ? "Dockerfile-aarch64" : "Dockerfile";
-			ImageFromDockerfile image = new ImageFromDockerfile("spring-boot-loader/oracle-jdk-17")
-				.withFileFromFile("Dockerfile", new File("src/intTest/resources/conf/oracle-jdk-17/" + dockerFile));
+			ImageFromDockerfile image = new ImageFromDockerfile("spring-boot-loader/oracle-jdk");
+			image.withFileFromFile("Dockerfile", new File("src/intTest/resources/conf/oracle-jdk-17/Dockerfile"));
+			for (File file : new File("build/downloads/jdk/oracle").listFiles()) {
+				image.withFileFromFile("downloads/" + file.getName(), file);
+			}
 			return new JavaRuntime("Oracle JDK 17", JavaVersion.SEVENTEEN, () -> new GenericContainer<>(image));
 		}
 

spring-boot-tests/spring-boot-integration-tests/spring-boot-loader-tests/src/intTest/resources/conf/oracle-jdk-17/Dockerfile

@@ -1,8 +1,10 @@
+FROM ubuntu:jammy-20230624 as prepare
+COPY downloads/* /opt/download/
+RUN mkdir -p /opt/jdk && \
+    cd /opt/jdk && \
+    tar xzf  /opt/download/* --strip-components=1
+
 FROM ubuntu:jammy-20230624
-RUN apt-get update && \
-    apt-get install -y software-properties-common curl && \
-    mkdir -p /opt/oraclejdk && \
-    cd /opt/oraclejdk && \
-    curl -L https://download.oracle.com/java/17/latest/jdk-17_linux-x64_bin.tar.gz | tar zx --strip-components=1
-ENV JAVA_HOME /opt/oraclejdk
+COPY --from=prepare /opt/jdk /opt/jdk
+ENV JAVA_HOME /opt/jdk
 ENV PATH $JAVA_HOME/bin:$PATH

spring-boot-tests/spring-boot-integration-tests/spring-boot-loader-tests/src/intTest/resources/conf/oracle-jdk-17/Dockerfile-aarch64

@@ -1,8 +0,0 @@
-FROM ubuntu:jammy-20230624
-RUN apt-get update && \
-    apt-get install -y software-properties-common curl && \
-    mkdir -p /opt/oraclejdk && \
-    cd /opt/oraclejdk && \
-    curl -L https://download.oracle.com/java/17/archive/jdk-17.0.8_linux-aarch64_bin.tar.gz | tar zx --strip-components=1
-ENV JAVA_HOME /opt/oraclejdk
-ENV PATH $JAVA_HOME/bin:$PATH