name: RustFS Tier Test

on:
  workflow_dispatch:
    inputs:
      rustfs_version:
        description: 'RustFS release tag to test (e.g. 1.0.0-rc.4-preview.1)'
        required: false
        default: '1.0.0-rc.4-preview.1'
      package_url:
        description: 'Direct .deb URL (nightly/R2/dev). Overrides rustfs_version.'
        required: false
        type: string
      rc_sha256:
        description: 'Optional SHA-256 for the preinstalled rc binary; mismatch is an infrastructure failure.'
        required: false
        type: string
      force_case_failure:
        description: 'Diagnostic only: rewrite single-single/TIER-101 to FAIL after execution to verify artifact and final-gate behavior.'
        required: false
        default: false
        type: boolean
  workflow_run:
    # Strict shared-environment order: run after KMS test completes.
    workflows: ["RustFS KMS Test"]
    types: [completed]

permissions:
  contents: read

concurrency:
  group: rustfs-shared-functional-tests
  cancel-in-progress: false

defaults:
  run:
    shell: bash

env:
  RUSTFS_ACCESS_KEY: ${{ secrets.RUSTFS_ACCESS_KEY }}
  RUSTFS_SECRET_KEY: ${{ secrets.RUSTFS_SECRET_KEY }}
  RUSTFS_NODES: ${{ secrets.RUSTFS_NODES || vars.RUSTFS_NODES }}
  RUSTFS_SSH_USER: ${{ secrets.RUSTFS_SSH_USER || vars.RUSTFS_SSH_USER }}
  RUSTFS_NIGHTLY_PACKAGE_URL: ${{ vars.RUSTFS_NIGHTLY_PACKAGE_URL || 'https://dl.rustfs.com/artifacts/rustfs/packages/nightly/rustfs-nightly-latest.deb' }}
  RUSTFS_EXPECTED_RC_SHA256: ${{ inputs.rc_sha256 || vars.RUSTFS_TIER_RC_SHA256 }}
  PF_TESTING_GH_TOKEN: ${{ secrets.PF_TESTING_GH_TOKEN }}
  TIER_ARTIFACTS_DIR: /tmp/rustfs-tier-artifacts-${{ github.run_id }}-${{ github.run_attempt }}

jobs:
  tier-test:
    runs-on: smoke-testing
    timeout-minutes: 420
    if: ${{ github.event_name == 'workflow_dispatch' || github.event_name == 'workflow_run' }}
    steps:
      - name: Checkout auto-testing scripts
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
        with:
          repository: rustfs/auto-testing
          ref: main
          path: auto-testing
          persist-credentials: false
          token: ${{ secrets.PF_TESTING_GH_TOKEN }}

      - name: Show environment
        run: |
          uname -a
          jq --version
          openssl version
          df -h /data | tail -1

      - name: Cleanup environment (before)
        run: |
          set -euo pipefail
          sudo docker rm -f rustfs-test-mqtt >/dev/null 2>&1 || true
          sudo rm -f /tmp/rustfs-mosquitto.conf
          read -r -a NODES <<< "${RUSTFS_NODES:-vm000 vm001 vm002}"
          SSH_USER="${RUSTFS_SSH_USER:-azureuser}"
          for node in "${NODES[@]}"; do
            ssh -o BatchMode=yes -o ConnectTimeout=10 -o StrictHostKeyChecking=accept-new "${SSH_USER}@${node}" '
              set -euo pipefail
              SUDO=""; [ "$(id -u)" -ne 0 ] && SUDO="sudo -n"
              ${SUDO} systemctl stop rustfs 2>/dev/null || true
              if ${SUDO} dpkg -l rustfs 2>/dev/null | grep -q "^ii"; then
                ${SUDO} dpkg -P rustfs
              fi
              for i in 1 2 3 4; do ${SUDO} rm -rf /data/rustfs${i}/mnmd; done
              ${SUDO} rm -rf /var/log/rustfs /var/lib/rustfs/kms
            '
          done

      - name: Ensure MQTT broker + clients
        run: |
          set -euo pipefail
          if ! command -v mosquitto_sub >/dev/null 2>&1; then
            sudo apt-get update
            sudo apt-get install -y mosquitto-clients
          fi
          command -v docker >/dev/null 2>&1 || { echo 'docker not found on runner'; exit 1; }
          sudo docker rm -f rustfs-test-mqtt >/dev/null 2>&1 || true
          cat <<'EOF' | sudo tee /tmp/rustfs-mosquitto.conf >/dev/null
          listener 1883 0.0.0.0
          allow_anonymous true
          EOF
          sudo docker run -d --name rustfs-test-mqtt -p 1883:1883 \
            -v /tmp/rustfs-mosquitto.conf:/mosquitto/config/mosquitto.conf:ro \
            eclipse-mosquitto:2 >/dev/null
          for _ in {1..10}; do
            if ss -tln 2>/dev/null | grep -q ':1883'; then
              break
            fi
            sleep 1
          done
          ss -tln 2>/dev/null | grep -q ':1883' || {
            echo 'mosquitto container is not listening on 1883'
            sudo docker logs rustfs-test-mqtt || true
            exit 1
          }

      - name: Run tier suite
        id: test
        continue-on-error: true
        env:
          LOG_FILE: /tmp/rustfs-tier.log
          PACKAGE_URL_INPUT: ${{ inputs.package_url }}
          RUSTFS_VERSION_INPUT: ${{ inputs.rustfs_version }}
        run: |
          set -euo pipefail
          chmod +x auto-testing/rustfs-tier-test.sh
          RC_BIN="$(command -v rc)"
          PACKAGE_URL="${PACKAGE_URL_INPUT}"
          RUSTFS_VERSION="${RUSTFS_VERSION_INPUT}"
          ARGS=(
            --all-topologies
            -y
            --log-file "${LOG_FILE}"
            --rc-bin "${RC_BIN}"
            --artifacts-dir "${TIER_ARTIFACTS_DIR}"
          )
          if [ -n "${RUSTFS_EXPECTED_RC_SHA256}" ]; then
            ARGS+=(--expected-rc-sha256 "${RUSTFS_EXPECTED_RC_SHA256}")
          fi
          if [ -n "${PACKAGE_URL}" ]; then
            ARGS+=(--package-url "${PACKAGE_URL}")
          elif [ -n "${RUSTFS_VERSION}" ]; then
            ARGS+=(--version "${RUSTFS_VERSION}")
          else
            ARGS+=(--package-url "${RUSTFS_NIGHTLY_PACKAGE_URL}")
          fi
          ./auto-testing/rustfs-tier-test.sh "${ARGS[@]}"

      - name: Inject diagnostic case failure
        if: ${{ always() && inputs.force_case_failure }}
        run: |
          set -euo pipefail
          RESULT_FILE="${TIER_ARTIFACTS_DIR}/cases/single-single--TIER-101.json"
          test -s "${RESULT_FILE}"
          TMP_FILE="$(mktemp "${TIER_ARTIFACTS_DIR}/cases/.forced.XXXXXX")"
          jq '.status = "FAIL" | .case_rc = 97' "${RESULT_FILE}" > "${TMP_FILE}"
          mv "${TMP_FILE}" "${RESULT_FILE}"

      - name: Generate report
        if: always()
        env:
          LOG_FILE: /tmp/rustfs-tier.log
          REPORT_FILE: /tmp/rustfs-tier-report.md
          CASE_TABLE: /tmp/rustfs-tier-cases.md
          GATE_RC_FILE: /tmp/rustfs-tier-gate.rc
          PACKAGE_URL_INPUT: ${{ inputs.package_url }}
          RUSTFS_VERSION_INPUT: ${{ inputs.rustfs_version }}
          TEST_OUTCOME: ${{ steps.test.outcome }}
          RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
          TRIGGER_NAME: ${{ github.event_name }}
        run: |
          set -euo pipefail
          PACKAGE_URL="${PACKAGE_URL_INPUT}"
          RUSTFS_VERSION="${RUSTFS_VERSION_INPUT}"
          if [ -n "${PACKAGE_URL}" ]; then
            PACKAGE_SOURCE="${PACKAGE_URL}"
          elif [ -n "${RUSTFS_VERSION}" ]; then
            PACKAGE_SOURCE="version ${RUSTFS_VERSION}"
          else
            PACKAGE_SOURCE="${RUSTFS_NIGHTLY_PACKAGE_URL}"
          fi
          set +e
          python3 auto-testing/rustfs_tier_report.py \
            --results-dir "${TIER_ARTIFACTS_DIR}/cases" \
            --provenance "${TIER_ARTIFACTS_DIR}/provenance.json" \
            --output "${CASE_TABLE}"
          CASE_GATE_RC=$?
          set -e
          printf '%s\n' "${CASE_GATE_RC}" > "${GATE_RC_FILE}"
          if [ ! -s "${CASE_TABLE}" ]; then
            {
              echo "## Case Summary"
              echo ""
              echo "Structured report generation failed before producing output (exit ${CASE_GATE_RC})."
            } > "${CASE_TABLE}"
          fi
          {
            echo "# RustFS tier test report"
            echo ""
            echo "- Run: ${RUN_URL}"
            echo "- Trigger: ${TRIGGER_NAME}"
            echo "- Package: ${PACKAGE_SOURCE}"
            echo "- Test Step Outcome: ${TEST_OUTCOME}"
            echo "- Structured Gate Exit: ${CASE_GATE_RC}"
            echo ""
            cat "${CASE_TABLE}"
            echo ""
            echo "## Log tail"
            echo '```text'
            tail -n 200 "${LOG_FILE}" || true
            echo '```'
          } | tee "${REPORT_FILE}"
          cat "${REPORT_FILE}" >> "${GITHUB_STEP_SUMMARY}"

      - name: Upload functional report to dashboard
        if: always()
        continue-on-error: true
        env:
          GH_TOKEN: ${{ env.PF_TESTING_GH_TOKEN }}
          REPORT_FILE: /tmp/rustfs-tier-report.md
          SUITE: tier
        run: |
          set -euo pipefail
          if [ -z "${GH_TOKEN:-}" ]; then
            echo "PF_TESTING_GH_TOKEN is not configured; skipping dashboard upload"
            exit 0
          fi
          DATE="$(date -u +%Y-%m-%d)"
          REPORT_PATH="functional-reports/${SUITE}/${DATE}.md"
          CONTENT="$(python3 -c 'import base64,sys;print(base64.b64encode(open(sys.argv[1],"rb").read()).decode())' "${REPORT_FILE}")"
          SHA="$(gh api "repos/rustfs/dashboard/contents/${REPORT_PATH}" -q '.sha' 2>/dev/null || true)"
          if [ -n "${SHA}" ]; then
            jq -n --arg msg "report(${SUITE}): ${DATE}" --arg content "${CONTENT}" --arg sha "${SHA}" \
              '{message:$msg, content:$content, sha:$sha}' \
              | gh api --method PUT "repos/rustfs/dashboard/contents/${REPORT_PATH}" --input - >/dev/null
          else
            jq -n --arg msg "report(${SUITE}): ${DATE}" --arg content "${CONTENT}" \
              '{message:$msg, content:$content}' \
              | gh api --method PUT "repos/rustfs/dashboard/contents/${REPORT_PATH}" --input - >/dev/null
          fi

          cat > /tmp/rustfs-functional-index.html <<'EOF'
          <!doctype html>
          <html lang="en">
          <head>
            <meta charset="utf-8" />
            <meta name="viewport" content="width=device-width, initial-scale=1" />
            <title>RustFS Functional Test Reports</title>
            <style>
              :root { --bg:#f4f6fb; --card:#fff; --text:#1f2937; --muted:#6b7280; --line:#e5e7eb; --accent:#0f766e; }
              * { box-sizing: border-box; }
              body { margin: 0; font-family: ui-sans-serif, -apple-system, Segoe UI, Helvetica, Arial, sans-serif; background: var(--bg); color: var(--text); }
              .wrap { max-width: 980px; margin: 32px auto; padding: 0 16px; }
              .card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
              h1 { margin: 0 0 8px; font-size: 26px; }
              p { margin: 0 0 14px; color: var(--muted); }
              .tabs { display: flex; gap: 10px; margin: 14px 0 18px; flex-wrap: wrap; }
              button { border: 1px solid var(--line); background: #fff; color: var(--text); border-radius: 10px; padding: 8px 14px; cursor: pointer; }
              button.active { background: var(--accent); color: #fff; border-color: var(--accent); }
              ul { list-style: none; margin: 0; padding: 0; }
              li { padding: 10px 0; border-bottom: 1px solid var(--line); }
              a { color: var(--accent); text-decoration: none; }
              a:hover { text-decoration: underline; }
            </style>
          </head>
          <body>
            <div class="wrap">
              <div class="card">
                <h1>RustFS Functional Test Reports</h1>
                <p>S3, KMS, Tier report tabs. Each tab lists reports by date.</p>
                <div class="tabs" id="tabs"></div>
                <ul id="list"></ul>
              </div>
            </div>
            <script>
              const suites = [
                { key: 's3', label: 'S3 Compatibility' },
                { key: 'kms', label: 'KMS' },
                { key: 'tier', label: 'Tier' },
                { key: 'heal', label: 'Heal' },
                { key: 'pool', label: 'Pool Expansion' },
                { key: 'security', label: 'Security' },
                { key: 'upgrade', label: 'Upgrade' },
              ];
              const tabs = document.getElementById('tabs');
              const list = document.getElementById('list');

              async function loadSuite(suite) {
                list.innerHTML = '<li>Loading...</li>';
                const api = `https://api.github.com/repos/rustfs/dashboard/contents/functional-reports/${suite}`;
                try {
                  const res = await fetch(api);
                  if (!res.ok) {
                    list.innerHTML = '<li>No reports yet.</li>';
                    return;
                  }
                  const data = await res.json();
                  const files = data.filter(f => f.type === 'file' && f.name.endsWith('.md')).sort((a,b) => b.name.localeCompare(a.name));
                  if (!files.length) {
                    list.innerHTML = '<li>No reports yet.</li>';
                    return;
                  }
                  list.innerHTML = files.map(f => `<li><a href="${f.html_url}" target="_blank" rel="noreferrer">${f.name.replace('.md','')}</a></li>`).join('');
                } catch (_e) {
                  list.innerHTML = '<li>Failed to load reports.</li>';
                }
              }

              function setActive(key) {
                for (const btn of tabs.querySelectorAll('button')) {
                  btn.classList.toggle('active', btn.dataset.key === key);
                }
                loadSuite(key);
              }

              for (const suite of suites) {
                const btn = document.createElement('button');
                btn.textContent = suite.label;
                btn.dataset.key = suite.key;
                btn.addEventListener('click', () => setActive(suite.key));
                tabs.appendChild(btn);
              }
              setActive('s3');
            </script>
          </body>
          </html>
          EOF

          INDEX_PATH="functional/index.html"
          INDEX_CONTENT="$(python3 -c 'import base64;print(base64.b64encode(open("/tmp/rustfs-functional-index.html","rb").read()).decode())')"
          INDEX_SHA="$(gh api "repos/rustfs/dashboard/contents/${INDEX_PATH}" -q '.sha' 2>/dev/null || true)"
          if [ -n "${INDEX_SHA}" ]; then
            jq -n --arg msg "functional ui update" --arg content "${INDEX_CONTENT}" --arg sha "${INDEX_SHA}" \
              '{message:$msg, content:$content, sha:$sha}' \
              | gh api --method PUT "repos/rustfs/dashboard/contents/${INDEX_PATH}" --input - >/dev/null
          else
            jq -n --arg msg "functional ui init" --arg content "${INDEX_CONTENT}" \
              '{message:$msg, content:$content}' \
              | gh api --method PUT "repos/rustfs/dashboard/contents/${INDEX_PATH}" --input - >/dev/null
          fi

      - name: Upload report and logs
        if: always()
        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6
        with:
          name: rustfs-tier-test-${{ github.run_id }}-${{ github.run_attempt }}
          path: |
            /tmp/rustfs-tier.log
            /tmp/rustfs-tier-report.md
            /tmp/rustfs-tier-cases.md
            /tmp/rustfs-tier-gate.rc
            ${{ env.TIER_ARTIFACTS_DIR }}/
          if-no-files-found: error

      - name: Cleanup environment (after)
        if: always()
        run: |
          set -euo pipefail
          sudo docker rm -f rustfs-test-mqtt >/dev/null 2>&1 || true
          sudo rm -f /tmp/rustfs-mosquitto.conf
          read -r -a NODES <<< "${RUSTFS_NODES:-vm000 vm001 vm002}"
          SSH_USER="${RUSTFS_SSH_USER:-azureuser}"
          for node in "${NODES[@]}"; do
            ssh -o BatchMode=yes -o ConnectTimeout=10 -o StrictHostKeyChecking=accept-new "${SSH_USER}@${node}" '
              set -euo pipefail
              SUDO=""; [ "$(id -u)" -ne 0 ] && SUDO="sudo -n"
              ${SUDO} systemctl stop rustfs 2>/dev/null || true
              if ${SUDO} dpkg -l rustfs 2>/dev/null | grep -q "^ii"; then
                ${SUDO} dpkg -P rustfs
              fi
              for i in 1 2 3 4; do ${SUDO} rm -rf /data/rustfs${i}/mnmd; done
              ${SUDO} rm -rf /var/log/rustfs /var/lib/rustfs/kms
            '
          done

      - name: Enforce tier suite result
        if: always()
        env:
          TEST_OUTCOME: ${{ steps.test.outcome }}
          GATE_RC_FILE: /tmp/rustfs-tier-gate.rc
        run: |
          set -euo pipefail
          failed=0
          if [ "${TEST_OUTCOME}" != "success" ]; then
            echo "tier suite step outcome is ${TEST_OUTCOME}, expected success" >&2
            failed=1
          fi
          if [ ! -s "${GATE_RC_FILE}" ]; then
            echo "structured gate result is missing" >&2
            failed=1
          else
            GATE_RC="$(tr -d '[:space:]' < "${GATE_RC_FILE}")"
            if ! [[ "${GATE_RC}" =~ ^[0-9]+$ ]] || [ "${GATE_RC}" -ne 0 ]; then
              echo "structured 56-case gate failed with exit ${GATE_RC:-invalid}" >&2
              failed=1
            fi
          fi
          [ "${failed}" -eq 0 ]

      - name: Notify on failure
        if: failure()
        run: |
          echo "RustFS tier suite failed"
          echo "See the uploaded report and log artifacts for details."