Cloud Intermediate

Kustomize — K8s konfigurace bez šablon¶

KustomizeKubernetesGitOps 3 min read

Kustomize pro overlay-based Kubernetes konfigurace. Base, overlays a patches.

Structure¶

k8s/
├── base/
│   ├── kustomization.yaml
│   ├── deployment.yaml
│   └── service.yaml
└── overlays/
    ├── dev/
    │   └── kustomization.yaml
    └── prod/
        └── kustomization.yaml

Exampley¶

# base/kustomization.yaml
resources:
  - deployment.yaml
  - service.yaml

# overlays/prod/kustomization.yaml
resources:
  - ../../base
namePrefix: prod-
patches:
  - patch: |-
      - op: replace
        path: /spec/replicas
        value: 5
    target:
      kind: Deployment

kubectl apply -k overlays/prod/

Summary¶

Kustomize = template-free konfigurace. Součást kubectl, žádná instalace navíc. Skvělý s GitOps.

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