.github/workflows/bigtrace-tests.yml

# Copyright (C) 2026 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "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.

# This workflow is triggered by analyze.yml
name: Perfetto CI [bigtrace]
on:
  workflow_call:
permissions:
  pull-requests: write
env:
  PERFETTO_CACHE_DIR: /tmp/cache
  PYTHONUNBUFFERED: 1
jobs:
  bigtrace:
    runs-on: self-hosted
    timeout-minutes: 45
    env:
      PERFETTO_CI_BUILD_CACHE_KEY: build-cache-ui
      PERFETTO_GCS_DST: perfetto-ci-artifacts/gh-${{ github.run_id }}-${{ github.run_attempt }}-bigtrace
      CI: 1
    steps:
      - uses: actions/checkout@v4

      - uses: ./.github/actions/install-build-deps
        with:
          install-flags: --ui

      - name: Restore cache
        uses: ./.github/actions/cache-on-google-cloud-storage/restore
        with:
          directory: ${{ env.PERFETTO_CACHE_DIR }}
          cache_key: ${{ env.PERFETTO_CI_BUILD_CACHE_KEY }}

      - name: Setup ccache
        uses: ./.github/actions/setup-ccache

      - name: Build bigtrace UI
        shell: bash
        run: ui/build --out out/ui --bigtrace

      - name: Upload bigtrace build to GCS
        shell: bash
        run: |
          gcloud storage cp --no-user-output-enabled --recursive "out/ui/ui/dist" "gs://$PERFETTO_GCS_DST/ui"
          echo "BIGTRACE_BUILD_URL=https://storage.googleapis.com/$PERFETTO_GCS_DST/ui/bigtrace.html" >> $GITHUB_ENV

      - name: Comment PR with bigtrace build link
        if: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository }}
        uses: actions/github-script@v6
        with:
          script: |
            const bigtraceBuildUrl = process.env.BIGTRACE_BUILD_URL;

            if (bigtraceBuildUrl && context.issue.number) {
              const marker = "<!-- perfetto-bigtrace-build-comment -->";
              const header = `${marker}\n### Bigtrace UI Builds\n`;

              const commitSha = context.sha.substring(0, 7);
              const d = new Date();
              const commitDate = d.toISOString().replace('T', ' ').substring(0, 16) + ' UTC';
              const newEntry = `- **${commitSha}** (${commitDate}): ${bigtraceBuildUrl}`;

              const { data: comments } = await github.rest.issues.listComments({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number,
              });

              const botComment = comments.find(c => c.body.includes(marker));

              let body;
              if (botComment) {
                body = botComment.body + '\n' + newEntry;
                await github.rest.issues.updateComment({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  comment_id: botComment.id,
                  body: body
                });
              } else {
                body = header + '\n' + newEntry;
                await github.rest.issues.createComment({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: context.issue.number,
                  body: body
                });
              }
            }

      - name: Print ccache stats
        shell: bash
        run: ccache --show-stats