Merge pull request #33216 from my-git9/examplesecurity

[zh] Sync security/*.sh
This commit is contained in:
Kubernetes Prow Robot
2022-04-26 19:40:10 -07:00
committed by GitHub
2 changed files with 98 additions and 0 deletions
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#!/bin/sh
mkdir -p /tmp/pss
cat <<EOF > /tmp/pss/cluster-level-pss.yaml
apiVersion: apiserver.config.k8s.io/v1
kind: AdmissionConfiguration
plugins:
- name: PodSecurity
configuration:
apiVersion: pod-security.admission.config.k8s.io/v1beta1
kind: PodSecurityConfiguration
defaults:
enforce: "baseline"
enforce-version: "latest"
audit: "restricted"
audit-version: "latest"
warn: "restricted"
warn-version: "latest"
exemptions:
usernames: []
runtimeClasses: []
namespaces: [kube-system]
EOF
cat <<EOF > /tmp/pss/cluster-config.yaml
kind: Cluster
apiVersion: kind.x-k8s.io/v1alpha4
nodes:
- role: control-plane
kubeadmConfigPatches:
- |
kind: ClusterConfiguration
apiServer:
extraArgs:
admission-control-config-file: /etc/config/cluster-level-pss.yaml
extraVolumes:
- name: accf
hostPath: /etc/config
mountPath: /etc/config
readOnly: false
pathType: "DirectoryOrCreate"
extraMounts:
- hostPath: /tmp/pss
containerPath: /etc/config
# optional: if set, the mount is read-only.
# default false
readOnly: false
# optional: if set, the mount needs SELinux relabeling.
# default false
selinuxRelabel: false
# optional: set propagation mode (None, HostToContainer or Bidirectional)
# see https://kubernetes.io/docs/concepts/storage/volumes/#mount-propagation
# default None
propagation: None
EOF
kind create cluster --name psa-with-cluster-pss --image kindest/node:v1.23.0 --config /tmp/pss/cluster-config.yaml
kubectl cluster-info --context kind-psa-with-cluster-pss
# 等待 15 秒(任意)ServiceAccount 准入控制器可用
sleep 15
cat <<EOF > /tmp/pss/nginx-pod.yaml
apiVersion: v1
kind: Pod
metadata:
name: nginx
spec:
containers:
- image: nginx
name: nginx
ports:
- containerPort: 80
EOF
kubectl apply -f /tmp/pss/nginx-pod.yaml
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#!/bin/sh
# 直到 v1.23 发布,kind 节点镜像需要从 k/k master 分支构建
# 参考:https://kind.sigs.k8s.io/docs/user/quick-start/#building-images
kind create cluster --name psa-ns-level --image kindest/node:v1.23.0
kubectl cluster-info --context kind-psa-ns-level
# 等待 15 秒(任意)ServiceAccount 准入控制器可用
sleep 15
kubectl create ns example
kubectl label --overwrite ns example \
pod-security.kubernetes.io/enforce=baseline \
pod-security.kubernetes.io/enforce-version=latest \
pod-security.kubernetes.io/warn=restricted \
pod-security.kubernetes.io/warn-version=latest \
pod-security.kubernetes.io/audit=restricted \
pod-security.kubernetes.io/audit-version=latest
cat <<EOF > /tmp/pss/nginx-pod.yaml
apiVersion: v1
kind: Pod
metadata:
name: nginx
spec:
containers:
- image: nginx
name: nginx
ports:
- containerPort: 80
EOF
kubectl apply -n example -f /tmp/pss/nginx-pod.yaml