Versions (relevant - OpenSearch/Dashboard/Server OS/Browser):
OpenSearch version: 2.7.0
OpenSearch Dashboard version: 2.7.0
Fluentd image: fluent/fluentd-kubernetes-daemonset:v1.16.2-debian-opensearch-amd64-1.1
Fluentd version : 1.16.2
Describe the issue:
Unable to connect to OpenSearch from Fluentd. the below ca_cert being used is self-signed. Verified the credentials by login into Dashboard.
Configuration:
<match test.**>
@type copy
<store ignore_error>
@type opensearch
host 172.29.0.176
port 9200
scheme https
user testuser
password testpwd
ssl_verify false
ssl_version TLSv1_2
ca_file /tmp/root-ca.cert
</match>
Relevant Logs or Screenshots:
2023-10-26 11:48:07 +0000 [warn]: #0 Could not communicate to OpenSearch, resetting connection and trying again. SSL_connect returned=1 errno=0 peeraddr=172.29.0.176:9200 state=error: sslv3 alert illegal parameter (OpenSSL::SSL::SSLError)
2023-10-26 11:48:07 +0000 [warn]: #0 Remaining retry: 14. Retry to communicate after 2 second(s).
2023-10-26 11:48:11 +0000 [warn]: #0 Could not communicate to OpenSearch, resetting connection and trying again. SSL_connect returned=1 errno=0 peeraddr=172.29.0.176:9200 state=error: sslv3 alert illegal parameter (OpenSSL::SSL::SSLError)