Update README.md

- Changes to address https://github.com/kubernetes-sigs/kustomize/issues/5127
This commit is contained in:
Vijay
2023-04-14 18:09:34 +12:00
committed by GitHub
parent d3184da4c6
commit 9eddc3c5a7

View File

@@ -36,11 +36,16 @@ be updated on a regular basis going forward, and such updates
will be reflected in the Kubernetes release notes.
| Kubectl version | Kustomize version |
| --- | --- |
| < v1.14 | n/a |
| v1.14-v1.20 | v2.0.3 |
| v1.21 | v4.0.5 |
| v1.22 | v4.2.0 |
| --------------- | ----------------- |
| < v1.14 | n/a |
| v1.14-v1.20 | v2.0.3 |
| v1.21 | v4.0.5 |
| v1.22 | v4.2.0 |
| v1.23 | v4.4.1 |
| v1.24 | v4.5.4 |
| v1.25 | v4.5.7 |
| v1.26 | v4.5.7 |
| v1.27 | v5.0.1 |
[v2.0.3]: https://github.com/kubernetes-sigs/kustomize/releases/tag/v2.0.3
[#2506]: https://github.com/kubernetes-sigs/kustomize/issues/2506
@@ -63,7 +68,37 @@ This file should declare those resources, and any
customization to apply to them, e.g. _add a common
label_.
![base image][imageBase]
```
base: kustomization + resources
kustomization.yaml deployment.yaml service.yaml
+-------------------------------+ +-------------------------------------------------------+ +-----------------------------------+
| commonLabels: | | apiVersion: apps/v1 | | apiVersion: v1 |
| app: myapp | | kind: Deployment | | kind: Service |
| resources: | | metadata: | | metadata: |
| - deployment.yaml | | name: myapp | | name: myapp |
| - service.yaml | | spec: | | spec: |
| configMapGenerator: | | selector: | | selector: |
| - name: myapp-map | | matchLabels: | | app: myapp |
| files: | | app: myapp | | ports: |
| - env.startup.txt | | template: | | - port: <Port> |
+-------------------------------+ | metadata: | | targetPort: <Target Port> |
| labels: | +-----------------------------------+
| app: myapp |
| spec: |
| containers: |
| - name: myapp |
| image: <Image> |
| resources: |
| limits: |
| memory: "128Mi" |
| cpu: "500m" |
| ports: |
| - containerPort: <Port> |
+-------------------------------------------------------+
```
File structure:
@@ -99,20 +134,47 @@ Manage traditional [variants] of a configuration - like
_development_, _staging_ and _production_ - using
[overlays] that modify a common [base].
![overlay image][imageOverlay]
```
overlay: kustomization + patches + more resources
kustomization.yaml replica_count.yaml cpu_count.yaml
+---------------------------------------+ +-------------------------------+ +------------------------------------------+
| commonLabels: | | apiVersion: apps/v1 | | apiVersion: apps/v1 |
| app: myapp | | kind: Deployment | | kind: Deployment |
| resources: | | metadata: | | metadata: |
| - ../../base | | name: myapp | | name: myapp |
| patches: | | spec: | | spec: |
| - path: replica_count.yaml | | selector: | | selector: |
| - path: cpu_count.yaml | | matchLabels: | | matchLabels: |
| | | app: myapp | | app: myapp |
| | | template: | | template: |
| | | metadata: | | metadata: |
| | | labels: | | labels: |
| | | app: myapp | | app: myapp |
| | | spec: | | spec: |
| | | replicas: 80 | | containers: |
| | | | | - name: myapp |
| | | | | resources: |
| | | | | limits: |
| | | | | memory: "128Mi" |
| | | | | cpu: "7000m" |
+---------------------------------------+ +-------------------------------+ +------------------------------------------+
```
File structure:
> ```
> ~/someApp
> ├── base
>    ├── deployment.yaml
>    ├── kustomization.yaml
>    └── service.yaml
> ├── deployment.yaml
> ├── kustomization.yaml
> └── service.yaml
> └── overlays
> ├── development
>    ├── cpu_count.yaml
>    ├── kustomization.yaml
>    └── replica_count.yaml
> ├── cpu_count.yaml
> ├── kustomization.yaml
> └── replica_count.yaml
> └── production
> ├── cpu_count.yaml
> ├── kustomization.yaml