Trying to setup ELK stack on my on-premise K8S cluster using helm charts. Have enabled x-pack security and both Elasticsearch and kibana are working fine after enabling transport, http security I have used elasticsearch-certutil to create self signed certificate When i try to run the logstash, i g…

What finally worked for me, was to like you suggested - blowup the cluster, recreate them using a new certificate were CN of certificate matches elasticsearch.hosts

Logstash- Unable to retrieve license information from license server

Elastic Stack Logstash

Badger February 21, 2021, 5:57pm 2

Did you read the documentation?

Option to validate the server’s certificate. Defaults to certificate . To disable, set to none . Disabling this severely compromises security.

Does not match the certificate subject provided by the peer

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Logstash ERROR: Unable to retrieve license information from license server {:message=>"Unrecognized SSL message, plaintext connection?"} Logstash	3	5689	October 3, 2019
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Logstash- Unable to retrieve license information from license server

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