Use a single workflow with a reusable maven build action

.github/actions/maven-build.yml

@@ -0,0 +1,36 @@
+name: "HotSpot Build"
+
+inputs:
+  BUILD_REVISION:
+    description: "Canonical build revision for this execution"
+    required: true
+  MAVEN_JOB_ARGS:
+    description: "Maven arguments to add"
+    required: true
+
+runs:
+  using: composite
+  steps:
+    - name: "Checkout repository"
+      uses: "actions/checkout@v4"
+    - name: "Cache local Maven repository"
+      uses: "actions/cache@v4"
+      with:
+        path: "~/.m2/repository"
+        key: "${{ runner.os }}-${{ runner.arch }}-${{ hashFiles('pom.xml') }}"
+        restore-keys: |
+          ${{ runner.os }}-${{ runner.arch }}-
+    - name: "Build and test"
+      shell: "/bin/bash"
+      run: |
+        set -euo pipefail
+
+        mvn -B -e -fae --show-version \
+            -Dmaven.repo.local="$HOME/.m2/repository" \
+            -DsurefireTmpDir="$(pwd)/.github/tmpdir" \
+            -Drevision="${{ inputs.BUILD_REVISION }}" \
+            ${{ inputs.MAVEN_JOB_ARGS }}
+
+        if [ -f "target/jacoco/jacoco.csv" ]; then
+          awk -F"," '{ instructions += $4 + $5; covered += $5 } END { print covered, "/", instructions, " instructions covered"; print 100*covered/instructions, "% covered" }' target/site/jacoco/jacoco.csv
+        fi

.github/workflows/ci.yml

@@ -5,8 +5,11 @@ on:
     paths-ignore: [ "README.md" ]
   workflow_dispatch: { }
 
+env:
+  JAVA_VERSION: "23"
+
 jobs:
-  build_variables:
+  set_variables:
     name: "Set build variables"
     runs-on: "ubuntu-latest"
     outputs:
@@ -21,22 +24,40 @@ jobs:
           echo "build_image=$BUILD_IMAGE"     | tee -a "$GITHUB_OUTPUT"
           echo "build_version=$BUILD_VERSION" | tee -a "$GITHUB_OUTPUT"
 
-  hotspot:
-    name: "HotSpot JIT"
-    needs: "build_variables"
-    uses: "./.github/workflows/hotspot.yml"
-    secrets: "inherit"
-    with:
-      JDK_VERSION: "23"
-      BUILD_IMAGE: "${{ needs.build_variables.outputs.build_image }}"
-      BUILD_REVISION: "${{ needs.build_variables.outputs.build_version }}"
+  build_hotspot:
+    name: "HotSpot"
+    runs-on: "ubuntu-latest"
+    needs: [ "set_variables" ]
+    container:
+      image: "ghcr.io/mangadex-pub/jdk-maven:${{ env.JAVA_VERSION }}-corretto"
+      options: "--user root" # this is sad, but Github CI is (once again) very silly
+    steps:
+      - name: "Maven Build (JIT)"
+        uses: "./.github/actions/maven-build.yml"
+        with:
+          BUILD_REVISION: "${{ needs.build_variables.outputs.build_version }}"
+          MAVEN_JOB_ARGS: "verify package"
+      - name: "Archive jarfile"
+        uses: "actions/upload-artifact@v4"
+        with:
+          name: "mcw.jar"
+          path: "target/mcw.jar"
 
-  graal:
-    name: "GraalVM AOT"
-    needs: [ "build_variables", "hotspot" ]
-    uses: "./.github/workflows/graal.yml"
-    secrets: "inherit"
-    with:
-      JDK_VERSION: "23"
-      BUILD_IMAGE: "${{ needs.build_variables.outputs.build_image }}"
-      BUILD_REVISION: "${{ needs.build_variables.outputs.build_version }}"
+  build_graal:
+    name: "GraalVM"
+    runs-on: "ubuntu-latest"
+    needs: [ "set_variables", "build_hotspot" ]
+    container:
+      image: "ghcr.io/mangadex-pub/jdk-maven:${{ env.JAVA_VERSION }}-graal"
+      options: "--user root" # this is sad, but Github CI is (once again) very silly
+    steps:
+      - name: "Maven Build (AOT)"
+        uses: "./.github/actions/maven-build.yml"
+        with:
+          BUILD_REVISION: "${{ needs.build_variables.outputs.build_version }}"
+          MAVEN_JOB_ARGS: "package -Pnative -DskipTests"
+      - name: "Archive binary"
+        uses: "actions/upload-artifact@v4"
+        with:
+          name: "mcw-${{ runner.os }}-${{ runner.arch }}"
+          path: "target/mcw"

Dockerfile

@@ -1,17 +1,15 @@
-FROM ghcr.io/mangadex-pub/jdk-maven:23-corretto AS hotspot-corretto
+FROM amazoncorretto:23-headless AS hotspot
 
 USER root
-RUN mkdir -pv /opt/mcw
-COPY target/mcw.jar /opt/mcw/mcw.jar
+RUN mkdir -pv /opt/mcw/bin
+COPY target/mcw.jar /opt/mcw/bin/mcw.jar
 
-USER mangadex
-RUN java -jar /opt/mcw/mcw.jar --version
+RUN java -jar /opt/mcw/bin/mcw.jar --version
 
-FROM ghcr.io/mangadex-pub/containers-base/rockylinux:9 AS aot-glibc
+FROM ghcr.io/mangadex-pub/containers-base/rockylinux:9 AS graal
 
 USER root
-RUN mkdir -pv /opt/mcw
+RUN mkdir -pv /opt/mcw/bin
 COPY target/mcw /opt/mcw/mcw
 
-USER mangadex
 RUN /opt/mcw/mcw --version