Add JVM deploy

.github/workflows/jvm_tests.yml

@@ -162,6 +162,11 @@ jobs:
         run: bash ops/pipeline/build-test-jvm-packages.sh
         env:
           SCALA_VERSION: 2.13
+      - name: Stash files
+        run: bash ops/stash_artifacts.sh lib/libxgboost4j.so
+        env:
+          COMMAND: upload
+          KEY: build-test-jvm-packages
 
   build-test-jvm-packages-other-os:
     name: Build and test JVM packages (${{ matrix.os }})
@@ -239,3 +244,41 @@ jobs:
           COMMAND: download
           KEY: build-jvm-gpu
       - run: bash ops/pipeline/test-jvm-gpu.sh
+
+  deploy-jvm-packages:
+    name: Deploy JVM packages to S3 (${{ matrix.variant }})
+    needs: [build-jvm-gpu, build-test-jvm-packages, test-jvm-packages-gpu]
+    runs-on:
+      - runs-on=${{ github.run_id }}
+      - runner=linux-amd64-cpu
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - variant: cpu
+            container_id: xgb-ci.jvm
+            artifact_from: build-test-jvm-packages
+          - variant: gpu
+            container_id: xgb-ci.jvm_gpu_build
+            artifact_from: build-jvm-gpu
+    steps:
+      # Restart Docker daemon so that it recognizes the ephemeral disks
+      - run: sudo systemctl restart docker
+      - uses: actions/checkout@v4.2.2
+        with:
+          submodules: "true"
+      - name: Fetch container from cache
+        run: bash ops/docker_build.sh
+        env:
+          CONTAINER_ID: ${{ matrix.container_id }}
+      - name: Unstash files
+        run: |
+          bash ops/stash_artifacts.sh lib/libxgboost4j.so
+          ls -lh lib/libxgboost4j.so
+        env:
+          COMMAND: download
+          KEY: ${{ matrix.artifact_from }}
+      - name: Deploy JVM packages to S3
+        run: >-
+          bash ops/pipeline/deploy-jvm-packages.sh ${{ matrix.variant }} \
+            ${{ matrix.container_id }}

ops/pipeline/build-win64-gpu.ps1

@@ -5,11 +5,11 @@ $ErrorActionPreference = "Stop"
 Write-Host "--- Build libxgboost on Windows with CUDA"
 
 nvcc --version
-#if ( $is_release_branch -eq 0 ) {
+if ( $is_release_branch -eq 0 ) {
   $arch_flag = "-DGPU_COMPUTE_VER=75"
-#} else {
-#  $arch_flag = ""
-#}
+} else {
+  $arch_flag = ""
+}
 
 # Work around https://github.com/NVIDIA/cccl/issues/1956
 # TODO(hcho3): Remove this once new CUDA version ships with CCCL 2.6.0+

ops/pipeline/deploy-jvm-packages-impl.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+## Deploy JVM packages to xgboost-maven-repo S3 bucket
+
+set -euox pipefail
+
+if [[ "$#" -lt 1 ]]
+then
+  echo "Usage: $0 {cpu,gpu}"
+  exit 1
+fi
+
+variant="$1"
+
+maven_options="-DskipTests -Dmaven.test.skip=true -Dskip.native.build=true"
+case "$variant" in
+  cpu)
+    # CPU variant
+    for scala_version in 2.12 2.13
+    do
+      python dev/change_scala_version.py --scala-version ${scala_version} --purge-artifacts
+      pushd jvm-packages
+      mvn --no-transfer-progress deploy -Pdefault,release-to-s3 ${maven_options}
+      mvn clean
+      mvn clean -Pdefault,release-to-s3
+      popd
+    done
+    ;;
+  gpu)
+    # GPU variant
+    for scala_version in 2.12 2.13
+    do
+      python dev/change_scala_version.py --scala-version ${scala_version} --purge-artifacts
+      pushd jvm-packages
+      mvn --no-transfer-progress install -Pgpu ${maven_options}
+      mvn --no-transfer-progress deploy -Pgpu,release-to-s3 -pl xgboost4j-spark-gpu ${maven_options}
+      mvn clean
+      mvn clean -Pgpu,release-to-s3
+      popd
+    done
+    ;;
+  *)
+    echo "Unrecognized argument: $variant"
+    exit 2
+    ;;
+esac

ops/pipeline/deploy-jvm-packages.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -euox pipefail
+
+source ops/pipeline/enforce-ci.sh
+
+if [[ "$#" -lt 2 ]]
+then
+  echo "Usage: $0 {cpu,gpu} {container_id}"
+  exit 1
+fi
+
+variant="$1"
+container_id="$2"
+
+# if [[ ($is_pull_request == 0) && ($is_release_branch == 1) ]]
+# then
+  echo "--- Deploy JVM packages to xgboost-maven-repo S3 repo"
+  python3 ops/docker_run.py --container-id "${container_id}" \
+  -- ops/pipeline/deploy-jvm-packages-impl.sh "${variant}"
+# fi