ElasticSearch Warning message "Someone speaks plaintext"
Issue
After set up aggregated logging, ElasticSearch pod continuously outputs these warning messages.
[2017-0303 06:28:57,253][WARN ][com.floragunn.searchguard.http.SearchGuardHttpServerTransport] [Baron Von Blitzschlag] Someone speaks plaintext instead of ssl, will close the channel
[2017-0303 06:28:57,353][WARN ][com.floragunn.searchguard.ssl.transport.SearchGuardSSLNettyTransport] [Baron Von Blitzschlag] Someone speaks plaintext instead of ssl, will close the channel
- Is it harmful?
- How can we disable these messages?
Environment
- OpenShift Container Platform
- 3.4.0
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