$npx -y skills add astronomer/agents --skill airflow-adapterAirflow adapter pattern for v2/v3 API compatibility. Use when working with adapters, version detection, or adding new API methods that need to work across Airflow 2.x and 3.x.
| 1 | # Airflow Adapter Pattern |
| 2 | |
| 3 | Enables compatibility with both Airflow 2.x (`/api/v1`) and 3.x (`/api/v2`). |
| 4 | |
| 5 | ## Architecture |
| 6 | |
| 7 | ``` |
| 8 | MCP Tool → _get_adapter() → AirflowV2Adapter or AirflowV3Adapter → Airflow API |
| 9 | ``` |
| 10 | |
| 11 | Version is auto-detected at startup. |
| 12 | |
| 13 | ## Key Files |
| 14 | |
| 15 | - `adapters/base.py` - Abstract interface |
| 16 | - `adapters/airflow_v2.py` - Airflow 2.x (`/api/v1`) |
| 17 | - `adapters/airflow_v3.py` - Airflow 3.x (`/api/v2`) |
| 18 | |
| 19 | ## Related Files |
| 20 | |
| 21 | - @api-differences.md - V2 vs V3 field/endpoint differences |
| 22 | - @patterns.md - Implementation patterns |
| 23 | |
| 24 | ## Quick Reference |
| 25 | |
| 26 | ```python |
| 27 | adapter = _get_adapter() |
| 28 | dags = adapter.list_dags(limit=100) |
| 29 | run = adapter.trigger_dag_run("my_dag", conf={"key": "value"}) |
| 30 | ``` |