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Dani Llewellynactions-user
Dani Llewellyn
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Add sync, build, and release GitHub Actions workflows
Signed-off-by: Dani Llewellyn <diddledani@ubuntu.com>
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‎.github/workflows/build-release.yml‎

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name: 🏗️ Build new release
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on:
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workflow_call:
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inputs:
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snapd_tags:
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required: true
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type: string
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jobs:
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build:
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runs-on: ubuntu-latest
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strategy:
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matrix:
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snapd_tag: ${{ fromJson(inputs.snapd_tags) }}
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arch:
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- x86_64
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- arm64
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steps:
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -yqq \
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build-essential \
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bison \
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dwarves \
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flex \
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libelf-dev \
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gcc-aarch64-linux-gnu
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- name: Configrue build variables
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id: build_variables
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run: |
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case "${{ matrix.arch }}" in
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arm64)
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ARCH=arm64
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CROSS_COMPILE=aarch64-linux-gnu-
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IMAGE_NAME=Image.gz
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;;
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x86|x86_64)
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ARCH=x86
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CROSS_COMPILE=
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IMAGE_NAME=bzImage
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;;
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*)
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false
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;;
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esac
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echo "::echo::on"
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echo "::set-output name=architecture::$ARCH"
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echo "::set-output name=build_output_filename::arch/$ARCH/boot/$IMAGE_NAME"
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echo "::set-output name=cross_compile::$CROSS_COMPILE"
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echo "::set-output name=release_asset_filename::vmlinux-wsl2-snapd-${{ matrix.arch }}"
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- uses: actions/checkout@v3
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with:
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ref: ${{ matrix.snapd_tag }}
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- name: Build ${{ matrix.snapd_tag }}:${{ matrix.arch }}
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id: build
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env:
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ARCH: ${{ steps.build_variables.outputs.architecture }}
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BUILD_OUTPUT_FILENAME: ${{ steps.build_variables.outputs.build_output_filename }}
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CROSS_COMPILE: ${{ steps.build_variables.outputs.cross_compile }}
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IMAGE_NAME: ${{ steps.build_variables.outputs.image_name }}
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RELEASE_ASSET_FILENAME: ${{ steps.build_variables.outputs.release_asset_filename }}
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run: |
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# Verify that the WSL configuration is present
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[ -f "arch/$ARCH/configs/wsl2_defconfig" ]
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make ARCH="$ARCH" wsl2_defconfig snap_support.config
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make -j$(nproc) ARCH="$ARCH" ${CROSS_COMPILE:+CROSS_COMPILE=$CROSS_COMPILE}
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cp -f "$BUILD_OUTPUT_FILENAME" "$RELEASE_ASSET_FILENAME"
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- name: Upload ${{ matrix.snapd_tag }}:${{ matrix.arch }}
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uses: softprops/action-gh-release@v1
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with:
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token: ${{ secrets.GITHUB_TOKEN }}
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draft: true
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name: Release ${{ matrix.snapd_tag }}
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tag_name: ${{ matrix.snapd_tag }}
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files: ${{ steps.build_variables.outputs.release_asset_filename }}

‎.github/workflows/main.yml‎

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name: ⚙️ Continuous Delivery
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on:
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schedule:
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- cron: "0 * * * *"
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workflow_dispatch:
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jobs:
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trigger-sync:
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if: ${{ github.repository == 'diddlesnaps/WSL2-Linux-Kernel' }}
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uses: ./.github/workflows/sync-upstream.yml
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secrets: inherit
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trigger-tagger:
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needs: trigger-sync
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if: ${{ needs.trigger-sync.outputs.missing_tags }}
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uses: ./.github/workflows/tag-release.yml
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secrets: inherit
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with:
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missing_tags: ${{ needs.trigger-sync.outputs.missing_tags }}
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trigger-build:
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needs:
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- trigger-sync # need to expliticly add this to access the outputs
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- trigger-tagger
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if: ${{ needs.trigger-sync.outputs.snapd_tags }}
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uses: ./.github/workflows/build-release.yml
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secrets: inherit
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with:
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snapd_tags: ${{ needs.trigger-sync.outputs.snapd_tags }}
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trigger-publish:
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needs:
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- trigger-sync # need to expliticly add this to access the outputs
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- trigger-build
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if: ${{ always() && needs.trigger-sync.outputs.snapd_tags }}
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uses: ./.github/workflows/publish-release.yml
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secrets: inherit
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with:
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snapd_tags: ${{ needs.trigger-sync.outputs.snapd_tags }}

‎.github/workflows/publish-release.yml‎

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name: 🚀 Publish release
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on:
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workflow_call:
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inputs:
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snapd_tags:
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required: true
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type: string
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jobs:
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publish_or_cleanup:
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runs-on: ubuntu-latest
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strategy:
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matrix:
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snapd_tag: ${{ fromJson(inputs.snapd_tags) }}
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steps:
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- uses: actions/checkout@v3
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- name: Publish release ${{ matrix.snapd_tag }}
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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[ "$(gh release view "${{ matrix.snapd_tag }}" --repo "${{ github.repository }}" --json assets --template '{{len .assets}}')" -gt 0 ]
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gh release edit "${{ matrix.snapd_tag }}" --repo "${{ github.repository }}" --draft=false
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- name: Remove failed release ${{ matrix.snapd_tag }}
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if: ${{ failure() || cancelled() }}
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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SNAPD_TAG: ${{ matrix.snapd_tag }}
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run: |
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UPSTREAM_TAG="${SNAPD_TAG/linux-msft-snapd-/linux-msft-wsl-}"
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gh release delete "$SNAPD_TAG" --repo "${{ github.repository }}" || true
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git push origin ":refs/tags/$SNAPD_TAG" || true
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git push origin ":refs/tags/$UPSTREAM_TAG" || true

‎.github/workflows/sync-upstream.yml‎

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name: 🔄 Sync with upstream
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on:
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workflow_call:
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outputs:
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missing_tags:
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description: The upstream tags that are missing locally
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value: ${{ jobs.sync_upstream.outputs.missing_tags }}
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snapd_tags:
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description: The new tags that we need to create
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value: ${{ jobs.sync_upstream.outputs.snapd_tags }}
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jobs:
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sync_upstream:
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runs-on: ubuntu-latest
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steps:
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -yyq jq
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- uses: actions/checkout@v3
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- name: Configure GIT
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run: |
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git config user.email 'actions@github.com'
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git config user.name 'GitHub Actions'
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git remote add upstream https://github.com/microsoft/WSL2-Linux-Kernel.git
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- name: Sync from upstream
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run: |
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git fetch --tags origin
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git fetch --tags --prune --progress --no-recurse-submodules upstream +refs/heads/master*:refs/remotes/upstream/master*
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- name: Parse upstream tags
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id: parse_tags
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run: |
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set -x
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REMOTE_TAGS="$(git show-ref --tags | awk '{print $2}' | cut -d/ -f3 | grep '^linux-msft-wsl-' || true)"
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ORIGIN_TAGS="$(git ls-remote --tags origin | grep -v '\^{}' | cut -f2 | cut -d/ -f3 | grep '^linux-msft-wsl-' || true)"
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MISSING_TAGS="$(echo "$REMOTE_TAGS" | grep -v -F "$ORIGIN_TAGS" || true)"
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FILTERED_UPSTREAM_TAGS=()
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FILTERED_SNAPD_TAGS=()
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for UPSTREAM_TAG in $MISSING_TAGS; do
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# check that we have a non-empty string
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[ -n "$UPSTREAM_TAG" ] || continue
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# check that the tag name matches the format we're expecting
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echo "$UPSTREAM_TAG" | grep -Eq '^linux-msft-wsl-([0-9]+\.[0-9]+).*$' || continue
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# check that we haven't already built this tag
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SNAPD_TAG="${UPSTREAM_TAG/linux-msft-wsl-/linux-msft-snapd-}"
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[ -z "$(git tag -l "$SNAPD_TAG")" ] || continue
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FILTERED_UPSTREAM_TAGS+=($UPSTREAM_TAG)
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FILTERED_SNAPD_TAGS+=($SNAPD_TAG)
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done
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echo '::echo::on'
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if [ "${#FILTERED_UPSTREAM_TAGS[@]}" -gt 0 ]; then
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echo "::set-output name=missing_tags::$(jq --compact-output --null-input '$ARGS.positional' --args -- "${FILTERED_UPSTREAM_TAGS[@]}")"
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echo "::set-output name=snapd_tags::$(jq --compact-output --null-input '$ARGS.positional' --args -- "${FILTERED_SNAPD_TAGS[@]}")"
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else
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echo "::set-output name=missing_tags::"
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echo "::set-output name=snapd_tags::"
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fi
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- name: Rebase and push master; push tags
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run: |
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git rebase upstream/master
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git push --force origin master
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git push --force --tags origin
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outputs:
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missing_tags: ${{ steps.parse_tags.outputs.missing_tags }}
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snapd_tags: ${{ steps.parse_tags.outputs.snapd_tags }}

‎.github/workflows/tag-release.yml‎

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name: 🏷️ Re-tag new upstream release
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on:
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workflow_call:
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inputs:
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missing_tags:
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required: true
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type: string
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jobs:
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tag-release:
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runs-on: ubuntu-latest
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strategy:
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matrix:
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upstream_tag: ${{ fromJson(inputs.missing_tags) }}
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steps:
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- name: Build Variables
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id: build_variables
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env:
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UPSTREAM_TAG: ${{ matrix.upstream_tag }}
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run: |
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# Work out which snapd-support branch we need to merge
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SNAPD_TAG="${UPSTREAM_TAG/linux-msft-wsl-/linux-msft-snapd-}"
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RELEASE_MINOR_VER="$(echo "$UPSTREAM_TAG" | sed -Ee 's/^linux-msft-wsl-([0-9]+\.[0-9]+).*$/\1/')"
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echo '::echo::on'
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echo "::set-output name=snapd_support_branch::snapd-support-$RELEASE_MINOR_VER.y"
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echo "::set-output name=snapd_tag::$SNAPD_TAG"
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- uses: actions/checkout@v3
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with:
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ref: ${{ matrix.upstream_tag }}
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fetch-depth: 0
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- name: Configure GIT
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run: |
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git config user.email 'actions@github.com'
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git config user.name 'GitHub Actions'
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git remote add upstream https://github.com/microsoft/WSL2-Linux-Kernel.git
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- name: Tag new release
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run: |
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set -x
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# Merge the snapd-support branch
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git fetch --no-tags --prune --progress --no-recurse-submodules origin +refs/heads/"${{ steps.build_variables.outputs.snapd_support_branch }}"*:refs/remotes/origin/"${{ steps.build_variables.outputs.snapd_support_branch }}"*
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git merge --no-edit "origin/${{ steps.build_variables.outputs.snapd_support_branch }}"
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# Tag the new release
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git tag -f "${{ steps.build_variables.outputs.snapd_tag }}"
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git push --tags --force
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- name: Failure or cancellation cleanup
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if: ${{ failure() || cancelled() }}
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run: |
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git push origin ":refs/tags/${{ steps.build_variables.outputs.snapd_tag }}" || true
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git push origin ":refs/tags/${{ matrix.upstream_tag }}" || true

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