You can configure the email that is being sent in your airflow.cfg by setting a subject_template and/or a html_content_template in the [email] section.

Equivalent environment variables look like:

You can configure a sender's email address by setting from_email in the [email] section like:

Equivalent environment variables look like:

To configure SMTP settings, checkout the SMTP section in the standard configuration. If you do not want to store the SMTP credentials in the config or in the environment variables, you can create a connection called smtp_default of Email type, or choose a custom connection name and set the email_conn_id with it's name in the configuration & store SMTP username-password in it. Other SMTP settings like host, port etc always gets picked up from the configuration only. The connection can be of any type (for example 'HTTP connection').

If you want to check which email backend is currently set, you can use airflow config get-value email email_backend command as in the example below.

To access the task's information you use Jinja Templating in your template files.

For example a html_content_template file could look like this:

Note

For more information on setting the configuration, see Setting Configuration Options

You can use the default airflow SMTP backend to send email with SendGrid

Equivalent environment variables looks like

Airflow can be configured to send e-mail using SendGrid.

Follow the steps below to enable it:

Setup your SendGrid account, The SMTP and copy username and API Key.

Include sendgrid provider as part of your Airflow installation, e.g.,

Update email_backend property in [email] section in airflow.cfg, i.e.

Equivalent environment variables looks like

Create a connection called sendgrid_default, or choose a custom connection name and set it in email_conn_id of 'Email' type. Only login and password are used from the connection.

Note

The callbacks for success, failure and retry will use the same configuration to send the email

Airflow can be configured to send e-mail using AWS SES.

Follow the steps below to enable it:

Include amazon subpackage as part of your Airflow installation:

Update email_backend property in [email] section in airflow.cfg:

Note that for SES, you must configure from_email to the valid email that can send messages from SES.

Create a connection called aws_default, or choose a custom connection name and set it in email_conn_id. The type of connection should be Amazon Web Services.