Ensure that the --make-iptables-util-chains argument is set to true

SedangLevel 1Tinjauan manualopenshift

Deskripsi

Allow Kubelet to manage iptables. The benchmark marks this recommendation Manual.

Cara pemeriksaan

Metode audit: Tinjauan manual

Rekomendasi ini tidak dapat diperiksa secara otomatis. Pemindaian akan menampilkannya beserta petunjuk ini saat Anda memberikan opsi --include-manual.

Use the following command to ensure each node sets makeIPTablesUtilChains to true. for node in $(oc get nodes -ojsonpath='{.items[*].metadata.name}'); do oc get --raw /api/v1/nodes/$node/proxy/configz | jq '.kubeletconfig.makeIPTablesUtilChains' done Verify the output returned for each node is true.

Cara perbaikan

Metode perbaikan: Panduan atau patch infrastruktur

Set makeIPTablesUtilChains argument to `true'.

Properti

Sistem operasi: Apa saja
Tag: openshiftworker-nodekubelet
Referensi: CIS Red Hat OpenShift Container Platform Benchmark v2.0.0 - 4.2.7 Ensure that the --make-iptables-util-chains argument is set to true