ci: build plugins

- add entry workflow
- implement `get-versions`
- implement `build-on-linux`

Signed-off-by: Yi Huang <yi@secondstate.io>

Author: 0yi0

.github/workflows/build-on-linux.yml

@@ -0,0 +1,69 @@
+---
+name: Build on Linux
+
+on:
+  workflow_call:
+    inputs:
+      plugins:
+        type: string
+        required: true
+      version:
+        type: string
+        required: true
+
+permissions: {}
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include: ${{ fromJSON(inputs.plugins) }}
+    name: ${{ matrix.plugin }}
+    runs-on: ${{ matrix.runner }}
+    container:
+      image: wasmedge/wasmedge:${{ matrix.docker_tag }}
+    env:
+      bin: lib${{ matrix.target }}.so
+      target: ${{ matrix.test }} # TODO: use matrix.target on release
+      test_dir: build/test/plugins/${{ matrix.dir }}
+      output_dir: build/plugins/${{ matrix.dir }}
+    steps:
+      - id: var
+        run: |
+          prefix="WasmEdge-plugin-${{ matrix.plugin }}"
+          if [[ ! -z "${{ matrix.plugin_tag }}" ]]; then
+            prefix="${prefix}-${{ matrix.plugin_tag }}"
+          fi
+          echo "artifact=${prefix}-${{ inputs.version }}-${{ matrix.asset_tag }}.tar.gz" >> "${GITHUB_OUTPUT}"
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          repository: 'WasmEdge/WasmEdge' # TODO: checkout plugins from this repository
+      - name: Ensure git safe directory
+        run: |
+          git config --global --add safe.directory "$(pwd)"
+      - name: Build ${{ matrix.plugin }}
+        run: |
+          # TODO: Disable BUILD_TESTS on release
+          # TODO: Enable CXX11_ABI if not manylinux_2_28
+          cmake -Bbuild -GNinja \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DWASMEDGE_BUILD_TESTS=ON  \
+            -DWASMEDGE_BUILD_TOOLS=OFF \
+            -DWASMEDGE_USE_LLVM=OFF \
+            -DWASMEDGE_USE_CXX11_ABI=OFF \
+            "-DOPENSSL_ROOT_DIR=${OpenSSL_DIR}" \
+            ${{ matrix.options }}
+          cmake --build build --target "${target}"
+
+          cp -f "${output_dir}/${bin}" "${bin}"
+          tar -zcvf "${{ steps.var.outputs.artifact }}" "${bin}"
+      - name: Test ${{ matrix.plugin }}
+        run: |
+          cd "${test_dir}" && "./${target}"
+      - name: Upload ${{ steps.var.outputs.artifact }}
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ steps.var.outputs.artifact }}
+          path: ${{ steps.var.outputs.artifact }}

.github/workflows/build.yml

@@ -0,0 +1,32 @@
+---
+name: Build
+
+on:
+  pull_request:
+    branches: [main]
+
+permissions: {}
+
+jobs:
+  get-versions:
+    uses: ./.github/workflows/get-versions.yml
+
+  parse-plugins:
+    uses: ./.github/workflows/parse-plugins.yml
+
+  linux:
+    needs:
+      - get-versions
+      - parse-plugins
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: manylinux_2_28 (x86_64)
+            plugins: ${{ fromJSON(needs.parse-plugins.outputs.plugins).manylinux_2_28_x86_64 }}
+    name: ${{ matrix.name }}
+    uses: ./.github/workflows/build-on-linux.yml
+    with:
+      plugins: ${{ toJSON(matrix.plugins) }}
+      version: ${{ needs.get-versions.outputs.version }}
+    secrets: inherit

.github/workflows/get-versions.yml

@@ -0,0 +1,25 @@
+---
+name: Get versions
+
+on:
+  workflow_call:
+    outputs:
+      version:
+        value: ${{ jobs.get-versions.outputs.version }}
+
+jobs:
+  get-versions:
+    name: Retrieve version information
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.parse.outputs.version }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          repository: 'WasmEdge/WasmEdge' # TODO: checkout plugins from this repository
+      - id: parse
+        run: |
+          git fetch --tags --force
+          VERSION=$(git describe --match '[0-9].[0-9]*' --tag)
+          echo "version=${VERSION}" >> "${GITHUB_OUTPUT}"