Move Android CI Pipeline to Github Actions

.github/actions/setup-android-ndk/action.yml

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+# .github/actions/setup-android-ndk/action.yml
+name: 'Setup Android NDK'
+description: 'Installs and configures a specific version of the Android NDK'
+inputs:
+  ndk-version:
+    description: 'The version of the Android NDK to install (e.g., 27.2.12479018)'
+    required: true
+    default: '27.2.12479018'
+  android-sdk-root:
+    description: 'The root directory of the Android SDK'
+    required: true
+    default: '/usr/local/lib/android/sdk'
+
+runs:
+  using: "composite"  # Use a composite action for multiple shell commands
+  steps:
+    - name: Install coreutils and ninja
+      shell: bash
+      run: sudo apt-get update -y && sudo apt-get install -y coreutils ninja-build
+
+    - name: Install Android NDK
+      shell: bash
+      run: |
+        set -e
+        "${{ inputs.android-sdk-root }}/cmdline-tools/latest/bin/sdkmanager" --install "ndk;${{ inputs.ndk-version }}"
+
+        NDK_PATH="${{ inputs.android-sdk-root }}/ndk/${{ inputs.ndk-version }}"
+        if [[ ! -d "${NDK_PATH}" ]]; then
+          echo "NDK directory is not in expected location: ${NDK_PATH}"
+          exit 1
+        fi
+
+        # Use standard environment variable setting in bash and add to GITHUB_ENV
+        echo "ANDROID_NDK_HOME=${NDK_PATH}" >> $GITHUB_ENV
+        echo "ANDROID_NDK_ROOT=${NDK_PATH}" >> $GITHUB_ENV
+        echo "ANDROID_NDK_HOME: ${NDK_PATH}"
+        echo "ANDROID_NDK_ROOT: ${NDK_PATH}"
+
+    - name: Check if emulator are installed and add to PATH
+      shell: bash
+      run: |
+          if [[ ":$PATH:" == *":${ANDROID_SDK_ROOT}/emulator:"* ]]; then
+            echo "${ANDROID_SDK_ROOT}/emulator is in PATH"
+          else
+            ${ANDROID_SDK_ROOT}/cmdline-tools/latest/bin/sdkmanager --install "emulator"
+            echo "${ANDROID_SDK_ROOT}/emulator" >> $GITHUB_PATH
+          fi
+
+    - name: Check if platform tools are installed and add to PATH
+      shell: bash
+      run: |
+          if [[ ":$PATH:" == *":${ANDROID_SDK_ROOT}/platform-tools:"* ]]; then
+            echo "${ANDROID_SDK_ROOT}/platform-tools is in PATH"
+          else
+            ${ANDROID_SDK_ROOT}/cmdline-tools/latest/bin/sdkmanager --install "platform-tools"
+            echo "${ANDROID_SDK_ROOT}/platform-tools" >> $GITHUB_PATH
+          fi
+          ls -R "${ANDROID_SDK_ROOT}/platform-tools"
+
+    - name: Create Android Emulator
+      shell: bash
+      env:
+        ANDROID_AVD_HOME: ${{ runner.temp }}/android-avd
+      run: |
+          python3 tools/python/run_android_emulator.py \
+            --android-sdk-root "${ANDROID_SDK_ROOT}" \
+            --create-avd --system-image "system-images;android-31;default;x86_64"
+
+    - name: List Android AVDs
+      shell: bash
+      env:
+        ANDROID_AVD_HOME: ${{ runner.temp }}/android-avd
+      run: |
+          "${ANDROID_SDK_ROOT}/cmdline-tools/latest/bin/avdmanager" list avd
+
+    - name: Check emulator.pid does not exist
+      shell: bash
+      run: |
+          if test -f ./emulator.pid; then
+            echo "Emulator PID file was not expected to exist but does and has pid: `cat ./emulator.pid`"
+            exit 1
+          fi
+
+    - name: Start Android Emulator
+      shell: bash
+      env:
+        ANDROID_AVD_HOME: ${{ runner.temp }}/android-avd
+      run: |
+          set -e -x
+          python3 tools/python/run_android_emulator.py \
+            --android-sdk-root "${ANDROID_SDK_ROOT}" \
+            --start --emulator-extra-args="-partition-size 2047" \
+            --emulator-pid-file ./emulator.pid
+          echo "Emulator PID: `cat ./emulator.pid`"
+
+    - name: View Android ENVs
+      shell: bash
+      run: env | grep ANDROID

.github/workflows/android.yml

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+name: Android CI
+# This workflow is used to build and test on Android Emulator on Linux
+
+on:
+  push:
+    branches:
+      - main
+      - rel-*
+  pull_request:
+    branches:
+      - main
+      - rel-*
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name == 'workflow_dispatch' }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
+jobs:
+  android_nnapi_ep:
+    runs-on: ["self-hosted", "1ES.Pool=onnxruntime-github-Ubuntu2204-AMD-CPU"]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Use jdk 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '17'
+          architecture: x64
+
+      - name: Setup Android NDK
+        uses: ./.github/actions/setup-android-ndk
+        with:
+          ndk-version: 27.2.12479018
+
+      - name: Export GitHub Actions cache environment variables
+        uses: actions/github-script@v7
+        with:
+          script: |
+            core.exportVariable('ACTIONS_CACHE_URL', process.env.ACTIONS_CACHE_URL || '');
+            core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
+
+      - name: NNAPI EP, Build, Test on Android Emulator
+        run: >-
+          python3 tools/ci_build/build.py
+          --enable_lto
+          --android
+          --build_dir build_nnapi
+          --android_sdk_path "$ANDROID_HOME"
+          --android_ndk_path "$ANDROID_NDK_HOME"
+          --android_abi=x86_64
+          --android_api=29
+          --skip_submodule_sync
+          --parallel --use_vcpkg --use_vcpkg_ms_internal_asset_cache
+          --use_nnapi
+          --build_shared_lib
+          --cmake_generator=Ninja
+          --build_java
+        shell: bash
+
+
+      - name: Build Minimal ORT with NNAPI and run tests
+        run:  tools/ci_build/github/linux/ort_minimal/nnapi_minimal_build_minimal_ort_and_run_tests.sh "$(pwd)"
+        shell: bash
+
+      - name: Install psutil for emulator shutdown by run_android_emulator.py
+        if: always()
+        run: python3 -m pip install psutil
+        shell: bash
+
+      - name: Stop Android Emulator
+        if: always()
+        run: |
+          env | grep ANDROID
+          if test -f ${{ github.workspace }}/emulator.pid; then
+            echo "Emulator PID:"`cat ${{ github.workspace }}/emulator.pid`
+            python3 tools/python/run_android_emulator.py \
+              --android-sdk-root "${ANDROID_SDK_ROOT}" \
+              --stop \
+              --emulator-pid-file ${{ github.workspace }}/emulator.pid
+            rm ${{ github.workspace }}/emulator.pid
+          else
+            echo "Emulator PID file was expected to exist but does not."
+          fi
+        shell: bash
+
+  android_cpu_ep:
+    name: Android CI Pipeline
+    runs-on: ["self-hosted", "1ES.Pool=onnxruntime-github-Ubuntu2204-AMD-CPU"]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Use jdk 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '17'
+          architecture: x64
+
+      - name: Setup Android NDK
+        uses: ./.github/actions/setup-android-ndk
+        with:
+          ndk-version: 27.2.12479018
+
+      - name: Export GitHub Actions cache environment variables
+        uses: actions/github-script@v7
+        with:
+          script: |
+            core.exportVariable('ACTIONS_CACHE_URL', process.env.ACTIONS_CACHE_URL || '');
+            core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
+
+      - name: CPU EP, Build and Test
+        run: >-
+          python3 tools/ci_build/build.py
+          --enable_lto
+          --android
+          --build_dir build
+          --android_sdk_path $ANDROID_HOME
+          --android_ndk_path $ANDROID_NDK_HOME
+          --android_abi=x86_64
+          --android_api=30
+          --skip_submodule_sync
+          --parallel --use_vcpkg --use_vcpkg_ms_internal_asset_cache
+          --cmake_generator=Ninja
+          --build_java
+        shell: bash
+
+      - name: Install psutil for emulator shutdown by run_android_emulator.py
+        if: always()
+        run: python3 -m pip install psutil
+        shell: bash
+
+      - name: Stop Android Emulator
+        if: always()
+        run: |
+          if test -f ${{ github.workspace }}/emulator.pid; then
+           echo "Emulator PID:"`cat ${{ github.workspace }}/emulator.pid`
+           python3 tools/python/run_android_emulator.py \
+           --android-sdk-root "${ANDROID_SDK_ROOT}" \
+           --stop \
+           --emulator-pid-file ${{ github.workspace }}/emulator.pid
+           rm ${{ github.workspace }}/emulator.pid
+          else
+           echo "Emulator PID file was expected to exist but does not."
+          fi
+        shell: bash