Merge pull request #2 from mkouba/docker-native-img

Make it possible to use docker to build native images
quarkusio · Jul 27, 2018 · 12c53e9 · 12c53e9
2 parents 66e80eb + a64637e
commit 12c53e9
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diff --git a/docker/graalvm-native-image/Dockerfile b/docker/graalvm-native-image/Dockerfile
@@ -0,0 +1,30 @@
+FROM ubuntu:18.04
+
+ARG GRAAL_VERSION
+ENV GRAAL_VERSION=${GRAAL_VERSION:-1.0.0-rc4}
+ENV GRAAL_CE_URL=https://github.com/oracle/graal/releases/download/vm-${GRAAL_VERSION}/graalvm-ce-${GRAAL_VERSION}-linux-amd64.tar.gz
+
+# Update system and install tools
+RUN apt-get update && \
+    apt-get install -y wget tar gzip gcc libc6-dev zlib1g-dev
+
+# Download and extract graalvm in tmp dir
+RUN cd /tmp
+RUN wget -q $GRAAL_CE_URL -O graalvm-ce-linux-amd64.tar.gz
+RUN tar -xvzf graalvm-ce-linux-amd64.tar.gz
+
+# Move extracted graalvm to /opt and cleanup
+RUN mkdir -p /opt/graalvm
+RUN mv graalvm-ce-${GRAAL_VERSION} /opt/graalvm
+RUN rm graalvm-ce-linux-amd64.tar.gz
+
+RUN apt-get clean
+
+ENV JAVA_HOME=/opt/graalvm/graalvm-ce-${GRAAL_VERSION}
+ENV PATH=$PATH:$JAVA_HOME/bin
+ENV GRAALVM_HOME=/opt/graalvm/graalvm-ce-${GRAAL_VERSION}
+
+VOLUME /project
+WORKDIR /project
+
+ENTRYPOINT ["native-image"]
diff --git a/docker/graalvm-native-image/README.md b/docker/graalvm-native-image/README.md
@@ -0,0 +1,11 @@
+# Build
+
+```bash
+docker build -t protean/graalvm-native-image:latest .
+```
+
+# Run
+
+```bash
+docker run -it -v /path/to/protean/arc:/project --rm protean/graalvm-native-image -jar example/target/arc-example-shaded.jar
+```
diff --git a/maven/src/main/java/org/jboss/shamrock/maven/NativeImageMojo.java b/maven/src/main/java/org/jboss/shamrock/maven/NativeImageMojo.java
@@ -4,9 +4,9 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
-import org.apache.maven.artifact.Artifact;
 import org.apache.maven.plugin.AbstractMojo;
 import org.apache.maven.plugin.MojoExecutionException;
 import org.apache.maven.plugin.MojoFailureException;
@@ -43,15 +43,23 @@ public class NativeImageMojo extends AbstractMojo {
     @Override
     public void execute() throws MojoExecutionException, MojoFailureException {
 
-        String graal = System.getenv("GRAALVM_HOME");
-        if (graal == null) {
-            throw new MojoFailureException("GRAALVM_HOME was not set");
+        List<String> nativeImage;
+        String graalvmCmd = System.getenv("GRAALVM_NATIVE_IMAGE_CMD");
+        if (graalvmCmd != null) {
+            // E.g. "/usr/bin/docker run -v {{PROJECT_DIR}}:/project --rm protean/graalvm-native-image"
+            nativeImage = new ArrayList<>();
+            Collections.addAll(nativeImage, graalvmCmd.replace("{{PROJECT_DIR}}", outputDirectory.getAbsolutePath()).split(" "));
+        } else {
+            String graalvmHome = System.getenv("GRAALVM_HOME");
+            if (graalvmHome == null) {
+                throw new MojoFailureException("GRAALVM_HOME was not set");
+            }
+            nativeImage = Collections.singletonList(graalvmHome + File.separator + "bin" + File.separator + "native-image");
         }
-        String nativeImage = graal + File.separator + "bin" + File.separator + "native-image";
 
         try {
             List<String> command = new ArrayList<>();
-            command.add(nativeImage);
+            command.addAll(nativeImage);
             command.add("--no-server");
             command.add("-jar");
             command.add(finalName + "-runner.jar");