User Account Requirements 

In order to access the Azure Data Lake, an Application Account with sufficient privileges must be supplied. The following fields must be configured in order to setup set up a new Data Lake connection:

• Authorization Token End Point: p.e. https https://login.microsoftonline.com/[yourkey]/oauth2/token
• Application ID
• Application Secret (Application Key)

• Fully Qualified Domain Name (FQDN): p.e [yourdomain].azuredatalakestore.net. No HTTP prefix is required

Get Application Account

This link will guide you through 1.  See Microsoft's Use portal to create an Azure Active Directory application and service principal that can access resources for the steps on how to properly create an Application ID and its key.

2.  This connector uses a OAuth 2.0 authorization via Token End Point. Azure will supply this authorization, please follow this link and see Step 4. . See Microsoft's Step 4: Get the OAuth 2.0 token endpoint (only for Java-based applications). 

     After Once these steps are completed, and you will have a created a valid Application created, make .

3.  Make sure to grant Read and Execute access - (at least - ) to files and folders and files to crawl. See Microsoft's Step 3: Assign the Azure AD application to the Azure Data Lake Store account file or folder.

4.  Follow the recommended Steps are included on this link (Step 3). Kindly take recommendation to use Advance Features of Data Lake file explorer File Explorer to recursively apply the same Parent folder permissions to sub-folders folder via "Apply folder permissions to sub-folders" option. In any case

     The Application does not have access to an any specific folder. Aspire will log this warning during the crawling process

Windows or Linux

The Azure Data Lake connector run runs on either a Windows or Linux instance of Aspire.