trigger-testing.yaml

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# to you under the Apache License, Version 2.0 (the
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# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#
name: Trigger Testing
run-name: Dispatch operator PR test for PR #${{ github.event.pull_request.number }}

on:
  pull_request_target:
    types: [labeled, synchronize, reopened]

jobs:
  dispatch:
    name: Dispatch operator-pr-test
    runs-on: ubuntu-22.04
    steps:
      - name: Parse testing tag
        id: parse
        env:
          PR_NUMBER: ${{ github.event.pull_request.number }}
          PR_REF: ${{ github.event.pull_request.head.ref }}
          PR_SHA: ${{ github.event.pull_request.head.sha }}
          PR_REPO: ${{ github.event.pull_request.head.repo.full_name }}
        run: |
          VALID_TEST_RE='^(kind|k3s|k3sarm|k8s|k8sarm|mk8s|mk8sarm|eks|eksarm|aks|aksarm|gke|gkearm|osh|osharm)-([0-9a-f]{7,40})$'
          MATCHING_TAGS=()

          while IFS= read -r label; do
            [[ -n "$label" ]] || continue
            if [[ "$label" =~ $VALID_TEST_RE ]]; then
              label_hash="${BASH_REMATCH[2]}"
              if [[ "$PR_SHA" == "$label_hash"* ]]; then
                MATCHING_TAGS+=("$label")
              fi
            fi
          done < <(jq -r '.pull_request.labels[]?.name // empty' "$GITHUB_EVENT_PATH")

          echo "pr_number=$PR_NUMBER" >> "$GITHUB_OUTPUT"
          echo "pr_ref=$PR_REF" >> "$GITHUB_OUTPUT"
          echo "pr_sha=$PR_SHA" >> "$GITHUB_OUTPUT"
          echo "repo=$PR_REPO" >> "$GITHUB_OUTPUT"

          if [[ "${#MATCHING_TAGS[@]}" -gt 1 ]]; then
            echo "Found multiple matching <test>-<hash> tags for PR SHA $PR_SHA:" >&2
            printf ' - %s\n' "${MATCHING_TAGS[@]}" >&2
            exit 1
          fi

          if [[ "${#MATCHING_TAGS[@]}" -eq 1 ]]; then
            TEST_TAG="${MATCHING_TAGS[0]}"
            TEST_NAME="${TEST_TAG%-*}"
            TEST_HASH="${TEST_TAG##*-}"
            echo "enabled=true" >> "$GITHUB_OUTPUT"
            echo "test_tag=$TEST_TAG" >> "$GITHUB_OUTPUT"
            echo "test_name=$TEST_NAME" >> "$GITHUB_OUTPUT"
            echo "test_hash=$TEST_HASH" >> "$GITHUB_OUTPUT"
            echo "reason=Matched testing tag $TEST_TAG for PR SHA $PR_SHA" >> "$GITHUB_OUTPUT"
          else
            echo "enabled=false" >> "$GITHUB_OUTPUT"
            echo "reason=No <test>-<hash> tag found on PR labels for current SHA $PR_SHA" >> "$GITHUB_OUTPUT"
          fi

      - name: Skip when no matching testing tag is present
        if: steps.parse.outputs.enabled != 'true'
        run: echo "${{ steps.parse.outputs.reason }}"

      - name: Dispatch to testing repo
        if: steps.parse.outputs.enabled == 'true'
        env:
          GH_TOKEN: ${{ secrets.OPENSERVERLESS_TESTING_PAT }}
        run: |
          gh api repos/${{ github.repository_owner }}/openserverless-testing/dispatches \
            -X POST \
            -f event_type=operator-pr-test \
            -f 'client_payload[pr_number]=${{ steps.parse.outputs.pr_number }}' \
            -f 'client_payload[pr_ref]=${{ steps.parse.outputs.pr_ref }}' \
            -f 'client_payload[pr_sha]=${{ steps.parse.outputs.pr_sha }}' \
            -f 'client_payload[operator_repo]=${{ steps.parse.outputs.repo }}' \
            -f 'client_payload[test_tag]=${{ steps.parse.outputs.test_tag }}' \
            -f 'client_payload[test_name]=${{ steps.parse.outputs.test_name }}' \
            -f 'client_payload[test_hash]=${{ steps.parse.outputs.test_hash }}'