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Google Kubernetes Engine (GKE)

TMA-GKE-5.5.3

Verify node auto-upgrade is enabled for GKE node pools

RendahLevel 2Otomatisgke

Deskripsi

Verify node auto-upgrade is enabled for GKE node pools so nodes receive supported Kubernetes versions, node image updates, and security fixes through the managed upgrade process. Node auto-upgrade is enabled by default for new GKE node pools, but it should still be reviewed for older node pools. Requires gcloud with container.clusters.get; the cluster comes from GKE_CLUSTER and GKE_LOCATION (optional GKE_PROJECT, else the gcloud default project). Every node pool is checked.

Cara pemeriksaan

Metode audit: Perintah shell

shell
out=$(gcloud container node-pools list --cluster "${GKE_CLUSTER:?set GKE_CLUSTER}" --location "${GKE_LOCATION:?set GKE_LOCATION}" ${GKE_PROJECT:+--project=$GKE_PROJECT} --format='value(name,management.autoUpgrade)') || exit 1
bad=$(printf '%s\n' "$out" | awk -F '\t' 'NF && !($2=="True") {print $1 ": " $2}')
if [ -z "$bad" ]; then echo compliant; else printf '%s\n' "$bad"; fi
Output yang diharapkan
compliant

Cara perbaikan

Metode perbaikan: Panduan atau patch infrastruktur

Enable node auto-upgrade for any GKE node pool where the audit result is not true. This allows GKE to automatically schedule eligible node pools for upgrades when upgrade targets become available, subject to maintenance windows, maintenance exclusions, release channel behavior, and upgrade rollout constraints. gcloud container node-pools update $POOL_NAME \ --cluster $CLUSTER_NAME \ --location $LOCATION \ --project $PROJECT_ID \ --enable-autoupgrade After remediation, rerun the audit command and confirm that management.autoUpgrade returns true. If multiple node pools are present, repeat the audit and remediation for each applicable node pool.

Properti

Sistem operasi
Apa saja
Tag
gkemanaged-services
Referensi
CIS Google Kubernetes Engine (GKE) Benchmark v2.0.0 - 5.5.3 Verify node auto-upgrade is enabled for GKE node pools

Periksa host ini

Jalankan ini pada mesin yang diizinkan untuk Anda audit. Pemindaian bersifat hanya baca.

shell
tmaegis scan --target gke --level 2