5장. Buildah를 루트가 아닌 사용자로 사용하여 컨테이너 이미지 빌드

프로세스

• 필요한 클러스터 역할 및 역할 바인딩을 사용하여 사용자 지정 SA 및 SCC를 만듭니다.

  예: 사용된 ID 1000의 사용자 정의 SA 및 SCC

  apiVersion: v1
  kind: ServiceAccount
  metadata:
    name: pipelines-sa-userid-1000 

  1

  
  ---
  kind: SecurityContextConstraints
  metadata:
    annotations:
    name: pipelines-scc-userid-1000 

  2

  
  allowHostDirVolumePlugin: false
  allowHostIPC: false
  allowHostNetwork: false
  allowHostPID: false
  allowHostPorts: false
  allowPrivilegeEscalation: true 

  3

  
  allowPrivilegedContainer: false
  allowedCapabilities: null
  apiVersion: security.openshift.io/v1
  defaultAddCapabilities: null
  fsGroup:
    type: MustRunAs
  groups:
  - system:cluster-admins
  priority: 10
  readOnlyRootFilesystem: false
  requiredDropCapabilities:
  - MKNOD
  - KILL
  runAsUser: 

  4

  
    type: MustRunAs
    uid: 1000
  seLinuxContext:
    type: MustRunAs
  supplementalGroups:
    type: RunAsAny
  users: []
  volumes:
  - configMap
  - downwardAPI
  - emptyDir
  - persistentVolumeClaim
  - projected
  - secret
  ---
  apiVersion: rbac.authorization.k8s.io/v1
  kind: ClusterRole
  metadata:
    name: pipelines-scc-userid-1000-clusterrole 

  5

  
  rules:
  - apiGroups:
    - security.openshift.io
    resourceNames:
    - pipelines-scc-userid-1000
    resources:
    - securitycontextconstraints
    verbs:
    - use
  ---
  apiVersion: rbac.authorization.k8s.io/v1
  kind: RoleBinding
  metadata:
    name: pipelines-scc-userid-1000-rolebinding 

  6

  
  roleRef:
    apiGroup: rbac.authorization.k8s.io
    kind: ClusterRole
    name: pipelines-scc-userid-1000-clusterrole
  subjects:
  - kind: ServiceAccount
    name: pipelines-sa-userid-1000

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