Kubernetes YAML Generator

Generate Kubernetes Deployment, Service, and Ingress manifests with health probes and resource limits.

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App / Deployment NameContainer Image

Replica CountContainer PortService Type

Include Ingress Manifest with TLS

Generated Kubernetes Manifest

apiVersion: apps/v1
kind: Deployment
metadata:
  name: web-service
  labels:
    app: web-service
spec:
  replicas: 3
  selector:
    matchLabels:
      app: web-service
  template:
    metadata:
      labels:
        app: web-service
    spec:
      containers:
      - name: web-service
        image: myregistry/web-service:v1.0.0
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 3000
        resources:
          requests:
            memory: "128Mi"
            cpu: "100m"
          limits:
            memory: "512Mi"
            cpu: "500m"
        livenessProbe:
          httpGet:
            path: /api/health
            port: 3000
          initialDelaySeconds: 15
          periodSeconds: 20
        readinessProbe:
          httpGet:
            path: /api/health
            port: 3000
          initialDelaySeconds: 5
          periodSeconds: 10
---
apiVersion: v1
kind: Service
metadata:
  name: web-service-service
spec:
  type: ClusterIP
  selector:
    app: web-service
  ports:
    - protocol: TCP
      port: 80
      targetPort: 3000
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: web-service-ingress
  annotations:
    kubernetes.io/ingress.class: "nginx"
    cert-manager.io/cluster-issuer: "letsencrypt-prod"
spec:
  tls:
  - hosts:
    - api.example.com
    secretName: web-service-tls
  rules:
  - host: api.example.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: web-service-service
            port:
              number: 80

About the Kubernetes YAML Generator

Deploying containerized applications to Kubernetes clusters requires writing multi-document YAML manifests defining Deployments, Services, and Ingress routing rules. Remembering the exact API versions, probe parameters, and resource specification syntax is difficult. This Kubernetes YAML Generator creates production-grade, multi-document Kubernetes manifests.

This tool is built for DevOps engineers, cloud architects, and developers deploying applications to Amazon EKS, Google GKE, Azure AKS, or local Minikube/k3s clusters. It generates Deployment specs (with replica counts, container ports, CPU/memory requests and limits, readiness and liveness probes), Services (ClusterIP, NodePort, LoadBalancer), and Ingress configurations with TLS secret annotations.

To use the generator, enter your app name, container image path, replica count, and port, and toggle the Ingress manifest option. The tool outputs clean, multi-document Kubernetes YAML separated by '---' markers.

For example, specifying 'web-service' with 3 replicas generates a high-availability Deployment with automated '/api/health' probes and memory limit safeguards to prevent container OOM (Out Of Memory) crashes.

A common Kubernetes deployment mistake is omitting resource requests and limits. Without CPU and memory limits, a single misbehaving pod can consume all node resources and starve other cluster workloads.

Tip: Apply the generated manifest to your cluster using the standard kubectl command: 'kubectl apply -f deployment.yaml'.

Frequently Asked Questions

Q.What Kubernetes resources are generated?

It generates Deployment, Service, and optional Ingress manifests with TLS certificates in a single multi-document YAML file.

Q.Does the Deployment include liveness and readiness probes?

Yes, health check probes targeting '/api/health' are included by default to ensure automated pod restart and traffic routing.

Q.Can I download the generated manifest?

Yes, click 'Download' to save the complete manifest as a .yaml file.

Kubernetes YAML Generator

About the Kubernetes YAML Generator

Frequently Asked Questions

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