kubernetes-helper

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English

🇨🇳

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Kubernetes Helper Skill

Kubernetesマニフェストとコマンドを生成するスキルです。

这是一款用于生成Kubernetes清单和命令的Skill。

概要

Deployment、Service、ConfigMap等のマニフェストを自動生成します。

自动生成Deployment、Service、ConfigMap等清单。

主な機能

主要功能

マニフェスト生成: Deployment、Service、Ingress等
ベストプラクティス: リソース制限、ヘルスチェック
Helm Charts: チャート生成
トラブルシューティング: よくある問題の解決

清单生成: Deployment、Service、Ingress等
最佳实践: 资源限制、健康检查
Helm Charts: 生成Chart
故障排查: 解决常见问题

生成例

生成示例

Deployment

yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: myapp
  labels:
    app: myapp
spec:
  replicas: 3
  selector:
    matchLabels:
      app: myapp
  template:
    metadata:
      labels:
        app: myapp
    spec:
      containers:
      - name: myapp
        image: myapp:1.0.0
        ports:
        - containerPort: 8080
        env:
        - name: DATABASE_URL
          valueFrom:
            secretKeyRef:
              name: myapp-secrets
              key: database-url
        resources:
          requests:
            memory: "128Mi"
            cpu: "100m"
          limits:
            memory: "256Mi"
            cpu: "200m"
        livenessProbe:
          httpGet:
            path: /health
            port: 8080
          initialDelaySeconds: 30
          periodSeconds: 10
        readinessProbe:
          httpGet:
            path: /ready
            port: 8080
          initialDelaySeconds: 5
          periodSeconds: 5

yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: myapp
  labels:
    app: myapp
spec:
  replicas: 3
  selector:
    matchLabels:
      app: myapp
  template:
    metadata:
      labels:
        app: myapp
    spec:
      containers:
      - name: myapp
        image: myapp:1.0.0
        ports:
        - containerPort: 8080
        env:
        - name: DATABASE_URL
          valueFrom:
            secretKeyRef:
              name: myapp-secrets
              key: database-url
        resources:
          requests:
            memory: "128Mi"
            cpu: "100m"
          limits:
            memory: "256Mi"
            cpu: "200m"
        livenessProbe:
          httpGet:
            path: /health
            port: 8080
          initialDelaySeconds: 30
          periodSeconds: 10
        readinessProbe:
          httpGet:
            path: /ready
            port: 8080
          initialDelaySeconds: 5
          periodSeconds: 5

Service

yaml

apiVersion: v1
kind: Service
metadata:
  name: myapp-service
spec:
  selector:
    app: myapp
  ports:
  - protocol: TCP
    port: 80
    targetPort: 8080
  type: LoadBalancer

yaml

apiVersion: v1
kind: Service
metadata:
  name: myapp-service
spec:
  selector:
    app: myapp
  ports:
  - protocol: TCP
    port: 80
    targetPort: 8080
  type: LoadBalancer

ConfigMap

yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: myapp-config
data:
  app.conf: |
    server {
      listen 80;
      server_name example.com;
    }
  database.yml: |
    production:
      adapter: postgresql
      database: myapp

yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: myapp-config
data:
  app.conf: |
    server {
      listen 80;
      server_name example.com;
    }
  database.yml: |
    production:
      adapter: postgresql
      database: myapp

Secret

yaml

apiVersion: v1
kind: Secret
metadata:
  name: myapp-secrets
type: Opaque
stringData:
  database-url: postgresql://user:pass@host:5432/db
  api-key: sk_live_abc123

yaml

apiVersion: v1
kind: Secret
metadata:
  name: myapp-secrets
type: Opaque
stringData:
  database-url: postgresql://user:pass@host:5432/db
  api-key: sk_live_abc123

Ingress

yaml

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: myapp-ingress
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt
spec:
  tls:
  - hosts:
    - example.com
    secretName: myapp-tls
  rules:
  - host: example.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: myapp-service
            port:
              number: 80

yaml

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: myapp-ingress
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt
spec:
  tls:
  - hosts:
    - example.com
    secretName: myapp-tls
  rules:
  - host: example.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: myapp-service
            port:
              number: 80

よく使うコマンド

常用命令

bash

undefined

bash

undefined

Podの確認

查看Pod

kubectl get pods

ログ確認

查看日志

kubectl logs <pod-name>

Podに入る

进入Pod

kubectl exec -it <pod-name> -- /bin/sh

マニフェスト適用

应用清单

kubectl apply -f deployment.yaml

リソース削除

删除资源

kubectl delete -f deployment.yaml

スケーリング

扩缩容

kubectl scale deployment myapp --replicas=5

undefined

kubectl scale deployment myapp --replicas=5

undefined

バージョン情報

版本信息

スキルバージョン: 1.0.0

Skill版本: 1.0.0