How To Install Elasticsearch on CentOS Stream 10

To install Elasticsearch on CentOS Stream 10, follow these simple steps to get it up and running.

Step 1 : Run the following command to update your system's package index:

sudo dnf update -y

Step 2 : Elasticsearch requires Java to run. Install it with:

sudo dnf install java-21-openjdk -y

Step 3 : Verify the installed Java version:

java -version

Step 4 : Add the Elasticsearch PGP key:

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

Step 5 : Create a new repository file:

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:

sudo dnf install --enablerepo=elasticsearch elasticsearch -y

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 configuration file:

sudo nano /etc/elasticsearch/elasticsearch.yml

Find and set the following line:

xpack.security.enabled: true

Step 10 : Restart the Elasticsearch service to apply changes:

sudo systemctl restart elasticsearch

Step 11 : Verify the service is active and running:

sudo systemctl status elasticsearch

Step 12 : Reset the default elastic user password:

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

Step 13 : Test the setup by running the following command (replace password with the reset password):

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

Congratulations! You have successfully installed and configured Elasticsearch on CentOS Stream 10.