PoC: Vector agent deployment #56
Workflow file for this run
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| name: Check Kyverno manifests | |
| on: | |
| pull_request: | |
| branches: | |
| - master | |
| jobs: | |
| check-for-kyverno: | |
| runs-on: ubuntu-latest | |
| outputs: | |
| kyverno-found: ${{ steps.kyverno-check.outputs.found }} | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| with: | |
| # Fetch both the merge commit GitHub generates for the pull request | |
| # and both its parents, i.e. the tip of the branch and the tip of master | |
| fetch-depth: 2 | |
| - name: Check for kyverno in changed files | |
| id: kyverno-check | |
| run: | | |
| changed_files="$(git diff --name-only --diff-filter=d HEAD^1 HEAD)" | |
| # Look for any files changed in `kyverno` directory | |
| while IFS= read -r file; do | |
| if [[ "${file}" == "kyverno"* ]]; then | |
| echo "::set-output name=found::true" | |
| exit 0 | |
| fi | |
| done <<< "${changed_files}" | |
| echo "::set-output name=found::false" | |
| compare-with-upstream: | |
| needs: check-for-kyverno | |
| if: needs.check-for-kyverno.outputs.kyverno-found == 'true' | |
| runs-on: ubuntu-latest | |
| defaults: | |
| run: | |
| working-directory: ./kyverno/ | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 2 | |
| - name: Ensure Kustomize | |
| run: >- | |
| command -v kustomize || | |
| curl --silent --location https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize%2Fv5.2.1/kustomize_v5.2.1_linux_amd64.tar.gz | | |
| tar zx -C /usr/local/bin | |
| - name: Run `kustomize build` | |
| run: | | |
| set -o pipefail | |
| mkdir built-manifests/ | |
| kustomize build deploy/ \ | |
| | yq eval "select(.kind != \"CustomResourceDefinition\")" \ | |
| | tee built-manifests/build-output | |
| - name: Get checkout info | |
| id: get-checkout-info | |
| run: | | |
| echo "master-sha=$(git rev-parse --verify HEAD^1)" >> "$GITHUB_OUTPUT" | |
| - name: Checkout master | |
| run: | | |
| git -c advice.detachedHead=false checkout --force "${{ steps.get-checkout-info.outputs.master-sha}}" | |
| - name: Run `kustomize build` across files in master | |
| run: | | |
| set -o pipefail | |
| mkdir root-manifests/ | |
| kustomize build deploy/ \ | |
| | yq eval "select(.kind != \"CustomResourceDefinition\")" \ | |
| | tee root-manifests/build-output | |
| - name: Compare both manifests | |
| id: diff | |
| run: | | |
| diff_output="$(git --no-pager diff --no-index root-manifests/ built-manifests/ || true)" | |
| if [ -n "$diff_output" ] | |
| then | |
| echo "diff-output<<EOF" >> "$GITHUB_OUTPUT" | |
| awk -v max_length=25000 '{len+=length(); print} len >= max_length {exit(0)}' <<< "${diff_output}" >> "$GITHUB_OUTPUT" | |
| echo -e "\n=============================================" >> "$GITHUB_OUTPUT" | |
| if [[ ${#diff_output} -gt 25000 ]] | |
| then | |
| echo -e "(Diff output is truncated to 25000 characters)" >> "$GITHUB_OUTPUT" | |
| fi | |
| add=$(echo "$diff_output" | grep -o '\+kind' | wc -l) | |
| destroy=$(echo "$diff_output" | grep -o '\-kind' | wc -l) | |
| change=$(echo "$diff_output" | grep -o '^@@' | wc -l) | |
| echo "k8s objects: $add to add, $destroy to destroy" >> "$GITHUB_OUTPUT" | |
| echo "$change changed hunks" >> "$GITHUB_OUTPUT" | |
| echo "EOF" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Diff as PR comment | |
| if: steps.diff.outputs.diff-output != '' | |
| uses: marocchino/sticky-pull-request-comment@v2 | |
| with: | |
| header: k8s-diff | |
| recreate: true | |
| message: | | |
| Post `kustomize build` diff: | |
| ```diff | |
| ${{ steps.diff.outputs.diff-output }} | |
| ``` |