How To Install Elasticsearch on Rocky Linux 9

To install Elasticsearch on Rocky Linux 9, follow the steps below.

Step 1 : Ensure your system is up-to-date by running the following command:

sudo dnf update

Step 2 : Install Java on your system. Elasticsearch requires Java, so make sure to install OpenJDK.

sudo dnf install java-17-openjdk

Step 3 : Verify the Java installation by checking the version.

java -version

Step 4 : Import the Elasticsearch PGP key to ensure the integrity of the packages.

sudo rpm --import https://artifacts.elastic.co/GPG-KEY-elasticsearch

Step 5 : Create a file named elasticsearch.repo in the /etc/yum.repos.d/ directory and add the following code:

sudo nano /etc/yum.repos.d/elasticsearch.repo

Add the following content:

[elasticsearch]
name=Elasticsearch repository for 8.x packages
baseurl=https://artifacts.elastic.co/packages/8.x/yum
gpgcheck=1
gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch
enabled=0
autorefresh=1
type=rpm-md

Step 6 : Install Elasticsearch using the following command:

sudo dnf install --enablerepo=elasticsearch elasticsearch

Step 7 : Start the Elasticsearch service:

sudo systemctl start elasticsearch

Step 8 : Enable Elasticsearch to start on boot:

sudo systemctl enable elasticsearch

Step 9 : Open the Elasticsearch configuration file:

sudo nano /etc/elasticsearch/elasticsearch.yml

Find the line xpack.security.enabled and set it to true.

Step 10 : Restart the Elasticsearch service:

sudo systemctl restart elasticsearch

Step 11 : Verify the status of Elasticsearch:

sudo systemctl status elasticsearch

Step 12 : Reset the password for the elastic user:

sudo /usr/share/elasticsearch/bin/elasticsearch-reset-password -u elastic

Step 13 : Verify the installation by making a request to Elasticsearch using curl:

curl -k -u elastic:your_password https://localhost:9200

Congratulations! You have successfully installed and configured Elasticsearch on Rocky Linux 9.