K8s 基础概念

Mon, 01 Jan 0001 00:00:00 +0000

K8s 基础概念

Pod

Pod 是 Kubernetes 中最小的部署单元，包含一个或多个容器。

Deployment

Deployment 用于管理 Pod 的副本数和滚动更新。

apiVersion: apps/v1
kind: Deployment
metadata:
  name: myapp
spec:
  replicas: 3
  selector:
    matchLabels:
      app: myapp
  template:
    metadata:
      labels:
        app: myapp
    spec:
      containers:
      - name: myapp
        image: myapp:latest
        ports:
        - containerPort: 3000

Service

Service 用于暴露 Pod 的网络访问。

apiVersion: v1
kind: Service
metadata:
  name: myapp
spec:
  selector:
    app: myapp
  ports:
  - port: 80
    targetPort: 3000
  type: LoadBalancer

Helm charts

Mon, 01 Jan 0001 00:00:00 +0000

Helm Charts

Helm 是 Kubernetes 的包管理工具。

安装 Helm

# macOS
brew install helm

# Windows
choco install kubernetes-helm

常用命令

# 添加仓库
helm repo add stable https://charts.helm.sh/stable

# 搜索 chart
helm search repo nginx

# 安装
helm install my-nginx stable/nginx-ingress

# 查看 releases
helm list

# 升级
helm upgrade my-nginx stable/nginx-ingress

# 卸载
helm uninstall my-nginx

创建 Chart

helm create mychart

Kubernetes 部署 on KOK博客

K8s 基础概念

K8s 基础概念

Pod

Deployment

Service

Helm charts

Helm Charts

安装 Helm

常用命令

创建 Chart