How to install elastic plugin?
User Agent Processor Plugin
Install the plugin: sudo /usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-user-agent.
Restart Elasticsearch: sudo systemctl restart elasticsearch.
Confirm the plugin is installed: GET /_cat/plugins.
User Agent Processor Plugin
Install the plugin: sudo /usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-user-agent.
Restart Elasticsearch: sudo systemctl restart elasticsearch.
Confirm the plugin is installed: GET /_cat/plugins.