Ensure that the kubelet configuration file has permissions set to 644

SrednjaNivo 1Automatskagke

Opis

Ensure that if the kubelet refers to a configuration file with the --config argument, that file has permissions of 644 or more restrictive. Runs on each GKE node (path from the kubelet argument). 644 or more restrictive passes.

Kako se proverava

Metod provere: Komanda ljuske

shell

set -f
psarg() { ps -eo args 2>/dev/null | grep -E "^([^ ]*/)?$1( |\$)" | head -n 1 | awk -v k="--$2" '{for(i=1;i<=NF;i++){if($i==k&&i<NF)v=$(i+1); else if(index($i,k"=")==1)v=substr($i,length(k)+2)}} END{if(v!="")print v}'; }
p0=$(psarg kubelet config)
f=""; for x in ${p0:-} /etc/kubernetes/kubelet-config.yaml; do if [ -e "$x" ]; then f=$x; break; fi; done
[ -n "$f" ] || exit 1
p=$(stat -Lc %a "$f") || exit 1
if [ $((0$p & 0133)) -eq 0 ]; then echo compliant; else echo "noncompliant: $f mode $p"; fi

Očekivani izlaz: compliant

Kako se ispravlja

Metod ispravke: Smernica ili zakrpa infrastrukture

Run the following command (using the kubelet config file location): chmod 644 <kubelet_config_file>

Svojstva

Operativni sistemi: Bilo koji
Oznake: gkeworker-nodekubeletfile-permissions
Referenca: CIS Google Kubernetes Engine (GKE) Benchmark v2.0.0 - 3.1.3 Ensure that the kubelet configuration file has permissions set to 644

Proverite ovaj računar

Pokrenite ovo na računaru za koji imate dozvolu za proveru. Skeniranje radi u režimu samo za čitanje.

shell

tmaegis scan --target gke