windmill_workflow/flows/system_heartbeat.flow.json

{
  "path": "f/app_custom/system_heartbeat",
  "summary": "Windmill Heartbeat - システム自己診断",
  "description": "Windmillの動作確認用ワークフロー。UUID生成、時刻取得、計算チェック、HTTPヘルスチェック、年度判定を行い、全ステップの正常性を検証する。",
  "value": {
    "modules": [
      {
        "id": "a",
        "summary": "Step1: 診断データ生成",
        "value": {
          "type": "rawscript",
          "language": "python3",
          "content": "import uuid\nfrom datetime import datetime, timezone\n\ndef main():\n    \"\"\"診断データを生成する\"\"\"\n    now = datetime.now(timezone.utc)\n    run_id = str(uuid.uuid4())\n    check_value = 2 + 2\n    \n    result = {\n        \"timestamp\": now.isoformat(),\n        \"run_id\": run_id,\n        \"check\": check_value,\n        \"python_version\": __import__('sys').version\n    }\n    print(f\"[Step1] 診断データ生成完了\")\n    print(f\"  run_id: {run_id}\")\n    print(f\"  timestamp: {now.isoformat()}\")\n    print(f\"  check: {check_value}\")\n    return result\n",
          "input_transforms": {},
          "lock": ""
        }
      },
      {
        "id": "b",
        "summary": "Step2: データ検証",
        "value": {
          "type": "rawscript",
          "language": "python3",
          "content": "from datetime import datetime, timezone\n\ndef main(step1_result: dict):\n    \"\"\"Step1の結果を検証する\"\"\"\n    errors = []\n    \n    # 計算チェック\n    if step1_result.get(\"check\") != 4:\n        errors.append(f\"計算エラー: expected 4, got {step1_result.get('check')}\")\n    \n    # run_idの存在チェック\n    if not step1_result.get(\"run_id\"):\n        errors.append(\"run_idが存在しない\")\n    \n    # timestampの存在チェック\n    if not step1_result.get(\"timestamp\"):\n        errors.append(\"timestampが存在しない\")\n    \n    if errors:\n        error_msg = \"; \".join(errors)\n        print(f\"[Step2] 検証失敗: {error_msg}\")\n        raise Exception(f\"検証失敗: {error_msg}\")\n    \n    print(f\"[Step2] データ検証OK\")\n    print(f\"  計算チェック: 2+2={step1_result['check']} ✓\")\n    print(f\"  run_id: {step1_result['run_id']} ✓\")\n    print(f\"  timestamp: {step1_result['timestamp']} ✓\")\n    \n    return {\n        \"verification\": \"PASS\",\n        \"step1_data\": step1_result\n    }\n",
          "input_transforms": {
            "step1_result": {
              "type": "javascript",
              "expr": "results.a"
            }
          },
          "lock": ""
        }
      },
      {
        "id": "c",
        "summary": "Step3: HTTPヘルスチェック",
        "value": {
          "type": "rawscript",
          "language": "python3",
          "content": "import urllib.request\nimport ssl\n\ndef main(verification_result: dict):\n    \"\"\"Windmillサーバー自身へのHTTPチェック\"\"\"\n    url = \"https://windmill.keinafarm.net/api/version\"\n    \n    # SSL検証をスキップ（自己署名証明書対応）\n    ctx = ssl.create_default_context()\n    ctx.check_hostname = False\n    ctx.verify_mode = ssl.CERT_NONE\n    \n    try:\n        req = urllib.request.Request(url)\n        with urllib.request.urlopen(req, context=ctx, timeout=10) as response:\n            status_code = response.status\n            body = response.read().decode('utf-8')\n    except Exception as e:\n        print(f\"[Step3] HTTPチェック失敗: {e}\")\n        raise Exception(f\"HTTPヘルスチェック失敗: {e}\")\n    \n    print(f\"[Step3] HTTPヘルスチェックOK\")\n    print(f\"  URL: {url}\")\n    print(f\"  Status: {status_code}\")\n    print(f\"  Version: {body}\")\n    \n    return {\n        \"http_check\": \"PASS\",\n        \"status_code\": status_code,\n        \"server_version\": body\n    }\n",
          "input_transforms": {
            "verification_result": {
              "type": "javascript",
              "expr": "results.b"
            }
          },
          "lock": ""
        }
      },
      {
        "id": "d",
        "summary": "Step4: 年度判定 & 最終レポート",
        "value": {
          "type": "rawscript",
          "language": "python3",
          "content": "from datetime import datetime, timezone\n\ndef main(step1_data: dict, verification: dict, http_check: dict):\n    \"\"\"年度判定と最終診断レポートを生成\"\"\"\n    now = datetime.now(timezone.utc)\n    \n    # 日本の年度判定（4月始まり）\n    fiscal_year = now.year if now.month >= 4 else now.year - 1\n    \n    report = {\n        \"status\": \"ALL OK\",\n        \"fiscal_year\": fiscal_year,\n        \"diagnostics\": {\n            \"data_generation\": \"PASS\",\n            \"data_verification\": verification.get(\"verification\", \"UNKNOWN\"),\n            \"http_health\": http_check.get(\"http_check\", \"UNKNOWN\"),\n            \"server_version\": http_check.get(\"server_version\", \"UNKNOWN\")\n        },\n        \"run_id\": step1_data.get(\"run_id\"),\n        \"started_at\": step1_data.get(\"timestamp\"),\n        \"completed_at\": now.isoformat()\n    }\n    \n    print(\"\")\n    print(\"========================================\")\n    print(\"  Windmill Heartbeat - 診断レポート\")\n    print(\"========================================\")\n    print(f\"  Status:     {report['status']}\")\n    print(f\"  年度:       {fiscal_year}年度\")\n    print(f\"  Run ID:     {report['run_id']}\")\n    print(f\"  Server:     {report['diagnostics']['server_version']}\")\n    print(f\"  開始:       {report['started_at']}\")\n    print(f\"  完了:       {report['completed_at']}\")\n    print(\"  ────────────────────────────────────\")\n    print(f\"  データ生成:   PASS ✓\")\n    print(f\"  データ検証:   {report['diagnostics']['data_verification']} ✓\")\n    print(f\"  HTTP確認:    {report['diagnostics']['http_health']} ✓\")\n    print(\"========================================\")\n    print(\"\")\n    \n    return report\n",
          "input_transforms": {
            "step1_data": {
              "type": "javascript",
              "expr": "results.a"
            },
            "verification": {
              "type": "javascript",
              "expr": "results.b"
            },
            "http_check": {
              "type": "javascript",
              "expr": "results.c"
            }
          },
          "lock": ""
        }
      }
    ]
  },
  "schema": {
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "order": [],
    "properties": {},
    "required": []
  }
}