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docs(airflow): add debug guide on url generation (#7885)

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Co-authored-by: Tamas Nemeth <treff7es@gmail.com>
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Harshal Sheth 2023-04-26 00:55:25 +05:30 committed by GitHub
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docs/lineage/airflow.md
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@ -30,7 +30,7 @@ pip install acryl-datahub-airflow-plugin
:::note
The [DataHub Rest](../../metadata-ingestion/sink_docs/datahub.md#datahub-rest) emitter is included in the plugin package by default. To use [DataHub Kafka](../../metadata-ingestion/sink_docs/datahub.md#datahub-kafka) install `pip install acryl-datahub-airflow-plugin[datahub-kafka]`.
The [DataHub Rest](../../metadata-ingestion/sink_docs/datahub.md#datahub-rest) emitter is included in the plugin package by default. To use [DataHub Kafka](../../metadata-ingestion/sink_docs/datahub.md#datahub-kafka) install `pip install acryl-datahub-airflow-plugin[datahub-kafka]`.
:::
@ -145,6 +145,17 @@ Take a look at this sample DAG:
In order to use this example, you must first configure the Datahub hook. Like in ingestion, we support a Datahub REST hook and a Kafka-based hook. See step 1 above for details.
## Debugging
### Incorrect URLs
If your URLs aren't being generated correctly (usually they'll start with `http://localhost:8080` instead of the correct hostname), you may need to set the webserver `base_url` config.
```ini title="airflow.cfg"
[webserver]
base_url = http://airflow.example.com
```
## Additional references
Related Datahub videos: