☀ projected k8s-manifests-github from 79e4775 #32
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| name: 'K8s: Prepare k8s-manifests Deploy PR' | |
| on: | |
| push: | |
| branches: [ releases/k8s-manifests ] | |
| env: | |
| BRANCH_RELEASE: releases/k8s-manifests | |
| BRANCH_DEPLOY: deploys/k8s-manifests | |
| jobs: | |
| k8s-prepare: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v2 | |
| with: | |
| ref: ${{ env.BRANCH_RELEASE }} | |
| - name: Configure .kube/config | |
| run: | | |
| test -e ~/.kube || mkdir ~/.kube | |
| echo "${{ secrets.KUBECONFIG_BASE64 }}" | base64 -d > ~/.kube/config | |
| - name: Install kubectl-neat-diff | |
| run: | | |
| sudo wget https://github.com/sh0rez/kubectl-neat-diff/releases/download/v0.1.0/kubectl-neat-diff-linux-amd64 -O /usr/local/bin/kubectl-neat-diff | |
| sudo chmod +x /usr/local/bin/kubectl-neat-diff | |
| echo "KUBECTL_EXTERNAL_DIFF=kubectl-neat-diff" >> $GITHUB_ENV | |
| - name: Generate diff | |
| run: | | |
| ( | |
| find . \ | |
| -maxdepth 1 \ | |
| -type d \ | |
| -not -name '.*' \ | |
| -print0 \ | |
| | sort -z \ | |
| | xargs -r0 -n 1 kubectl diff -Rf || true | |
| ) > /tmp/kube.diff | |
| - name: Create/update pull request | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: | | |
| ## build PR description body | |
| echo | |
| echo "Builing PR title+body content..." | |
| diff_size=$(wc -c /tmp/kube.diff | awk '{print $1}') | |
| pr_head_describe="$(git describe --always --tag)" | |
| pr_title="Deploy ${BRANCH_RELEASE} ${pr_head_describe}" | |
| pr_body="$(cat <<EOF | |
| \`kubectl diff\` reports that applying ${pr_head_describe} will change: | |
| \`\`\`diff | |
| $(if (( diff_size > 50000)); then echo 'diff too big; review locally'; else cat /tmp/kube.diff; fi) | |
| \`\`\` | |
| EOF | |
| )" | |
| ## generate initial commit for base if needed | |
| if ! git ls-remote --exit-code --heads origin "${BRANCH_DEPLOY}"; then | |
| echo | |
| echo "Existing branch ${BRANCH_DEPLOY} not found, generating initial commit..." | |
| git fetch origin --unshallow | |
| _first_projected_commit=$(git rev-list --max-parents=0 --first-parent HEAD) | |
| git push origin "${_first_projected_commit}:refs/heads/${BRANCH_DEPLOY}" | |
| fi | |
| ## check for existing PR | |
| echo | |
| echo "Looking for existing open PR for branch ${BRANCH_RELEASE}..." | |
| _existing_pr_number=$( | |
| gh pr list \ | |
| --head "${BRANCH_RELEASE}" \ | |
| --base "${BRANCH_DEPLOY}" \ | |
| --state open \ | |
| --limit 1 \ | |
| --json number \ | |
| --jq '.[0].number' | |
| ) | |
| if [ -n "${_existing_pr_number}" ]; then | |
| echo | |
| echo "Found existing PR #${_existing_pr_number}, updating description..." | |
| pr_url=$( | |
| gh api "/repos/${GITHUB_REPOSITORY}/pulls/${_existing_pr_number}" \ | |
| --field title="${pr_title}" \ | |
| --field body="${pr_body}" \ | |
| --jq '.url' | |
| ) | |
| echo "Updated PR: ${pr_url}" | |
| else | |
| echo | |
| echo "Opening PR..." | |
| pr_url=$( | |
| gh pr create \ | |
| --base "${BRANCH_DEPLOY}" \ | |
| --head "${BRANCH_RELEASE}" \ | |
| --title "${pr_title}" \ | |
| --body "${pr_body}" | |
| ) | |
| pr_number="${pr_url##*/}" | |
| echo "Opened PR #${pr_number}" | |
| fi | |
| # - uses: mxschmitt/action-tmate@v3 | |
| # env: | |
| # GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} |