In this chapter, we will learn about the environment setup ofApache NiFi. The steps for installation of Apache NiFi are as follows −
Step 1 − Install the current version of Java in your computer. Please set theJAVA_HOME in your machine. You can check the version as shown below:
In Windows Operating System (OS) (using command prompt) −
> java -version
In UNIX OS (Using Terminal):
$ echo $JAVA_HOME
Step 2 − DownloadApache NiFi from https://nifi.apache.org/download.html
For windows OSdownload ZIP file.
For UNIX OSdownload TAR file.
For docker images,go to the following link https://hub.docker.com/r/apache/nifi/.
Step 3 − The installation process for Apache NiFi is very easy. The process differs with the OS −
Windows OS − Unzip the zip package and the Apache NiFi is installed.
UNIX OS − Extract tar file in any location and the Logstash is installed.
$tar -xvf nifi-1.6.0-bin.tar.gz
Step 4 − Open command prompt, go to the bin directory of NiFi. For example, C:\nifi-1.7.1\bin, and execute run-nifi.bat file.
Step 5 − It will take a few minutes to get the NiFi UI up. A user cancheck nifi-app.log, once NiFi UI is up then, a user can enter http://localhost:8080/nifi/ to access UI.
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