@JonnyL    I would highly recommend that you back up and create a small 3 node nifi cluster to test this feature.  Putting 2 nifi on single node, does not satisfy the test cases you really want to be experimenting with.     If this answer resolves your issue or allows you to move forward, please choose to ACCEPT this solution and close this topic. If you have further dialogue on this topic please comment here or feel free to private message me. If you have new questions related to your Use Case please create separate topic and feel free to tag me in your post.     Thanks, Steven @ DFHZ ... View more

@JonnyL   The sample above provided exact output you requested.  Please inspect the template and inspect FlowFiles for root files and subdirectories files.   The path attribute, when the file comes from a subfolder is the subfolder ("/subdir") as needed.  For any files in root folder, then path is "./".       Additionally the absolute path attribute is also there for all the files.  This attribute can be acted against too with deeper expression language, but I found path was easier. ... View more