Timeouts for streaming connections in an EKS worker node should be enabled

eks
このページは日本語には対応しておりません。随時翻訳に取り組んでいます。
翻訳に関してご質問やご意見ございましたら、お気軽にご連絡ください。

Description

Timeouts on streaming connections should be enabled. Setting idle timeouts ensures that the node is protected against Denial-of-Service attacks, inactive connections, and running out of ephemeral ports.

Remediation

Choose a remediation method from below. For both steps, a restart of the Kubelet service is required.

Kubelet config file

  1. Add the json below to this file: /etc/kubernetes/kubelet/kubelet-config.json
"streamingConnectionIdleTimeout": "4h0m0s"

Executable arguments

  1. Edit the Kubelet service file on each worker node and ensure the below parameters are part of the KUBELET_ARGS variable string.
--streaming-connection-idle-timeout=4h0m0s