ci: build lkm for avd

.github/workflows/avd-kernel.yml

@@ -24,6 +24,10 @@ on:
         description: >
           Local repo manifest xml path,
           typically for AVD kernel build.
+      build_lkm:
+        required: false
+        type: boolean
+        default: false
     secrets:
       BOOT_SIGN_KEY:
         required: false
@@ -103,6 +107,34 @@ jobs:
           echo "VERSION: $VERSION"
           echo "kernelsu_version=$VERSION" >> $GITHUB_ENV
 
+      - name: Setup for LKM
+        if: ${{ inputs.build_lkm == true }}
+        working-directory: android-kernel
+        run: |
+          pip install ast-grep-cli
+          sudo apt-get install llvm-15 -y
+          ast-grep -U -p '$$$ check_exports($$$) {$$$}' -r '' common/scripts/mod/modpost.c
+          ast-grep -U -p 'check_exports($$$);' -r '' common/scripts/mod/modpost.c
+          sed -i '1i KSU_MODULE := 1' $GITHUB_WORKSPACE/KernelSU/kernel/Makefile
+          echo "drivers/kernelsu/kernelsu.ko" >> common/android/gki_aarch64_modules
+
+          # bazel build, android14-5.15, android14-6.1 use bazel
+          if [ ! -e build/build.sh ]; then
+            sed -i 's/needs unknown symbol/Dont abort when unknown symbol/g' build/kernel/*.sh || echo "No unknown symbol scripts found"
+            if [ -e common/modules.bzl ]; then
+              sed -i 's/_COMMON_GKI_MODULES_LIST = \[/_COMMON_GKI_MODULES_LIST = \[ "drivers\/kernelsu\/kernelsu.ko",/g' common/modules.bzl
+            fi
+          else
+            TARGET_FILE="build/kernel/build.sh"
+            if [ ! -e "$TARGET_FILE" ]; then
+              TARGET_FILE="build/build.sh"
+            fi
+            sed -i 's/needs unknown symbol/Dont abort when unknown symbol/g' $TARGET_FILE || echo "No unknown symbol in $TARGET_FILE"
+            sed -i 's/if ! diff -u "\${KERNEL_DIR}\/\${MODULES_ORDER}" "\${OUT_DIR}\/modules\.order"; then/if false; then/g' $TARGET_FILE
+            sed -i 's@${ROOT_DIR}/build/abi/compare_to_symbol_list@echo@g' $TARGET_FILE
+            sed -i 's/needs unknown symbol/Dont abort when unknown symbol/g' build/kernel/*.sh || echo "No unknown symbol scripts found"
+          fi
+
       - name: Make working directory clean to avoid dirty
         working-directory: android-kernel
         run: |
@@ -120,18 +152,25 @@ jobs:
             export KSU_EXPECTED_HASH=${{ vars.EXPECTED_HASH }}
           fi
           tools/bazel run --config=fast --config=stamp --lto=thin //common-modules/virtual-device:virtual_device_${{ inputs.arch }}_dist -- --dist_dir=dist
-          NAME=kernel-${{ inputs.arch }}-avd-${{ inputs.version_name }}-${{ env.kernelsu_version }}
-          TARGET_IMAGE=dist/bzImage
-          if [ ! -e $TARGET_IMAGE ]; then
-            TARGET_IMAGE=dist/Image
+          if [ "${{ inputs.build_lkm }}" == "false" ]; then
+            NAME=kernel-${{ inputs.arch }}-avd-${{ inputs.version_name }}-${{ env.kernelsu_version }}
+            TARGET_IMAGE=dist/bzImage
+            if [ ! -e $TARGET_IMAGE ]; then
+              TARGET_IMAGE=dist/Image
+            fi
+          else
+            NAME=kernel-${{ inputs.arch }}-avd-${{ inputs.version_name }}-${{ env.kernelsu_version }}-lkm
+            TARGET_NAME=dist/*_kernelsu.ko
           fi
           mv $TARGET_IMAGE $NAME
           echo "file_path=android-kernel/$NAME" >> $GITHUB_ENV
+          echo "file_name=$NAME" >> $GITHUB_ENV
 
       - name: Upload Kernel
+        if: ${{ inputs.build_lkm == false }}
         uses: actions/upload-artifact@v4
         with:
-          name: kernel-${{ inputs.arch }}-avd-${{ inputs.version_name }}-${{ env.kernelsu_version }}
+          name: "${{ env.file_name }}"
           path: "${{ env.file_path }}"
 
       - name: Bot session cache
@@ -143,7 +182,7 @@ jobs:
           key: ${{ runner.os }}-bot-session
 
       - name: Post to Telegram
-        if: github.event_name == 'push' && github.ref == 'refs/heads/main' || github.ref_type == 'tag'
+        if: ${{ inputs.build_lkm == false }} && github.event_name == 'push' && github.ref == 'refs/heads/main' || github.ref_type == 'tag'
         env:
           CHAT_ID: ${{ secrets.CHAT_ID }}
           BOT_TOKEN: ${{ secrets.BOT_TOKEN }}
@@ -152,7 +191,7 @@ jobs:
           COMMIT_URL: ${{ github.event.head_commit.url }}
           RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
         run: |
-          TITLE=kernel-${{ inputs.arch }}-avd-${{ inputs.version_name }}
+          TITLE="${{ env.file_name }}"
           echo "[+] title: $TITLE"
           export TITLE
           export VERSION="${{ env.kernelsu_version }}"

.github/workflows/build-kernel-avd-lkm.yml

@@ -0,0 +1,38 @@
+name: Build LKM - AVD
+on:
+  push:
+    branches: ["main", "ci", "checkci"]
+    paths:
+      - ".github/workflows/build-kernel-avd.yml"
+      - ".github/workflows/avd-kernel.yml"
+      - ".github/workflows/manifests/*xml"
+      - "kernel/**"
+  pull_request:
+    branches: ["main"]
+    paths:
+      - ".github/workflows/build-kernel-avd.yml"
+      - ".github/workflows/avd-kernel.yml"
+      - ".github/workflows/manifests/*.xml"
+      - "kernel/**"
+  workflow_call:
+  workflow_dispatch:
+jobs:
+  build-kernel:
+    if: github.event_name != 'pull_request' && github.ref != 'refs/heads/checkci'
+    uses: ./.github/workflows/avd-kernel.yml
+    secrets: inherit
+    strategy:
+      matrix:
+        include:
+          - version: "android-14-avd_x86_64"
+            manifest: "android-14-avd_x86_64.xml"
+            arch: "x86_64"
+          - version: "android-15-avd_aarch64"
+            manifest: "android-15-avd_aarch64.xml"
+            arch: "aarch64"
+    with:
+      version_name: ${{ matrix.version }}
+      manifest_name: ${{ matrix.manifest }}
+      arch: ${{ matrix.arch }}
+      debug: true
+      build_lkm: true