How To Install Apache Solr on CentOS 6

r00t March 31, 2015

apache-solr-logo

For those of you who didn’t know, Apache Solr is an open source enterprise search platform used to easily create search engines which searches websites, files and databases. Its major features include powerful full-text search, faceted search, distributed search, hit highlighting and index replication.

This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple. I will show you through the step by step installation Apache Solr on CentOS 6.

Step 1. Install Java.

Download latest Java SE Development Kit 8 release from its official download page or use following commands to download from shell:

Verify Installed Java version:

Step 2. Install Solr.

Download the latest version of solr and extract it (5.0.0 is the latest at time of writing):

Step 3. Create script for handling the Solr server service.

Create a systemd service for Solr or if you are used to the old init scripts, you can keep using them. Create an init script for the Solr service:

Save the file and make it executable:

Start Solr using the following command:

Step 4. Configure Iptables or Firewall.

If you use iptables add a rule to allow access to Solr’s admin section and query Solr data:

Step 5. Accessing Apache Solr.

Apache Solr will be available on HTTP port 8983 by default. Open your favorite browser and navigate to http://yourdomain.com:8983/solr/  or http://server-ip:8983/solr/.

solr-web-admin

Congratulation’s! You have successfully installed Apache Solr. Thanks for using this tutorial for installing Apache Solr on CentOS 6 system.

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