# Airflow

## Supported Capabilities

{% tabs %}
{% tab title="Supported Capabilities" %}
**General**

* **Metadata** — metadata extraction and display of asset information (tables, columns, schemas). Types collected: Data Job, Data Run, Data Task

**Data Quality Monitors**

* Job Failure
  {% endtab %}

{% tab title="Not Supported" %}
**General**

* Profiling
* Preview
* Data Quality
* Configurable Collection
* External Table
* View Table
* Stored Procedure

**Data Quality Monitors**

* Freshness
* Volume
* Field Health
* Custom SQL
* Schema Drift
  {% endtab %}
  {% endtabs %}

## Connection Requirements

* Airflow Username
* Airflow User Password
* Airflow API host address
* Airflow API enabled and set to Basic Auth. See [Airflow Documentation](https://airflow.apache.org/docs/apache-airflow/stable/administration-and-deployment/security/api.html#basic-authentication) for this.
* Airflow Version 2.3.0 and above (Version >= 2.0.0 and < 2.3.0 may not work fully)

<figure><img src="/files/yqzfv7rI92edPfYyJSH5" alt=""><figcaption><p>Airflow</p></figcaption></figure>

## Creating an Airflow User for Decube

1. Go to Security > List Users

<figure><img src="/files/tosNnLk3fsFv8Uc9Nphp" alt=""><figcaption></figcaption></figure>

2. Click on `"+"` to Add User

<figure><img src="/files/Yro1CT33nSa7HtS23meJ" alt=""><figcaption></figcaption></figure>

3. Insert information for new decube user
   1. Username - suggested value: `decube`
   2. Email - <collectors@decube.io>
   3. Role - Minimum required `Op` (which is a default role from Airflow)
   4. Password - Use a strong password

<figure><img src="/files/tRo1FDRwUXGdvPpaUmu4" alt=""><figcaption></figcaption></figure>

## Airflow API is not Publicly Accessible

* For decube to monitor your Airflow service, we will require that the Airflow API be publicly accessible or privately accessible to a SSH bastion host. Instruction on setting up a bastion host can be found here [SSH Tunneling](/security-and-connectivity/ssh-tunneling.md)


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