Apache Nifi Prototype

Table of Contents

• Knowledge
• Pybossa Nifi Adapter
  • Installation
  • URLs
  • Known Issues
• Nifi Test Processor
  • Running and Debugging
• Possible Processors

Knowledge

• Developing A Custom Apache Nifi Processor (JSON)
• Chaffelson/nipyapi: A convenient Python wrapper for Apache NiFi
• nifi/nifi-toolkit/nifi-toolkit-cli at nifi-registry-toolkit · bbende/nifi

Pybossa Nifi Adapter

Installation

1. Install Pybossa.
2. Install PYBOSSA command line client.
3. Start Pybossa
4. Goto Pybossa and create account.
5. Upload Pybossa project to pybossa.
6. docker-compose up
7. Goto Nifi group and adjust variables

Backup registry

1. Install nipyapi

   pip install nipyapi

URLs

• NiFi
• PyBossa - PyBossa by Scifabric
• Virtuoso SPARQL Query Editor

Known Issues

• Vagrant up after a halt fails to start pybossa server · Issue #1799 · Scifabric/pybossa

Nifi Test Processor

Running and Debugging

1. Build, copy nar and restart nifi.

   make test
   

2. For debugging connect remote debugger to http://localhost:4364

Possible Processors

• sparql-integrate
• query-sparql
• sparql-update
• limes
• rdf-converter
• ckan upload
• insert dcat
• merge rdf
• insert triples