NiFi 1.3.0 Installation & Configuration

Apache NiFi is an open source project which enables the enterprise integration and dataflow automation tool that allows a user to send, receive, route, transform, and sort data, as needed, in an automated and configurable way.

Prerequisites

Java 8

Linux Operating Systems

Supported Web Browsers

Downlod and Installing NiFi

Download NiFi 1.3.0 using below command on /usr/local directory.

$cd /usr/local $sudo wget http://www-us.apache.org/dist/nifi/1.3.0/nifi-1.3.0-bin.tar.gz

Unpack the compressed tar file by using this command

$ sudo tar -xvf nifi-1.3.0-bin.tar.gz

Rename nifi-1.3.0 directory to nifi in /usr/local directory by using give command.

$ sudo mv nifi-1.3.0 nifi

Setting up NiFi Environment Variables

First we need to set environment variable for NiFi. Edit ~/.bashrc file.

# sudo nano ~/.bashrc

Append following values at end of file and save the file.

export NIFI_HOME=/usr/local/nifi export PATH=$NIFI_HOME/bin:$PATH

Change the ownership and permissions of the directory /usr/local/nifi

$ sudo chown -R hdfs:hdfs /usr/local/nifi $ sudo chmod -R 755 /usr/local/nifi

Reload the configuration file ~/.bashrc with the following command.

$ source ~/.bashrc

Edit Configuration Files

Edit nifi.properties file.

$ cd /usr/local/nifi/conf $ sudo nano nifi.properties

Change the value for below properties as hostname/server IP and save It.

nifi.web.http.host=localhost nifi.web.http.port=8089

Start and verify NiFi Service

Start & Stop NiFi services

$ cd /usr/local/nifi $ ./bin/nifi.sh start $ ./bin/nifi.sh stop OR $ nifi.sh start $ nifi.sh stop

Get status of NiFi services

$ ./bin/nifi.sh status OR $ nifi.sh status

Showing service is running

2018-01-11 19:53:02,974 INFO [main] org.apache.nifi.bootstrap.Command Apache NiFi is currently running, listening to Bootstrap on port 42449, PID=1295

NiFi Web Interfaces

Access your NiFi Web Interfaces on port 8089 in your favourite web browser.

http://localhost:8089/nifi

Showing NiFi Web Interface.