Tutorial about how to setup Apache NiFi at local and debug running processor.

1. Deon Huang 2018/1/24
Local NiFi Processor Debug

2. Debug Steps
✤ Get Source Code
✤ Setup NiFi
✤ Setup IDE

3. Take Apache NiFi open source
contribution steps as example

4. Get Source Code
✤ Git clone from NiFi github
https://github.com/apache/nifi
✤ Feature Branch Workflow
https://www.atlassian.com/git/tutorials/comparing-workflows/
feature-branch-workflow
✤ Apache NiFi contributor guide
https://cwiki.apache.org/confluence/display/NIFI/Contributor+Guide
✤ Detail steps in brief:
https://medium.com/@yjhyjhyjh0/open-source-contribution-setup-
e08ace16ca60

5. Get Source Code
✤ From NiFi Committer Peter:
Build project without unit test to generate local
SNAPSHOT version if needed.

6. Setup NiFi

7. Setup NiFi

8. Setup NiFi

9. Setup NiFi

10. Setup NiFi

11. Setup NiFi

12. Setup IDE

13. Setup IDE Set up configuration and launch debug mode

14. Launch Debug Mode
✤ Launch IDE debug mode
✤ Connected to target VM : means successfully connect to NiFi and
✤ is waiting for breaking point trigger.
✤ Start processor to trigger breaking point, (Notice that
during IDE debug, NiFi will block service)