IoT P3 - K8s App Deployment

deployment.yaml

# This is the manifest file for the app
# It contains the deployment, service and ingress of the app
# ==========================================================

# The namepace of the app

apiVersion: v1
kind: Namespace
metadata:
    name: dev
---
# Deployment of the app

apiVersion: apps/v1
kind: Deployment
metadata:
    namespace: 'dev'
    labels:
        app: app
    name: app
spec:
    replicas: 1
    selector:
        matchLabels:
            app: app
    strategy: {}
    template:
        metadata:
            namespace: 'dev'
            labels:
                app: app
        spec:
            containers:
                - image: wil42/playground:v2
                  name: app
                  resources:
                      limits:
                          cpu: '0.5'
                          memory: '512Mi'
---
# Service of the app

apiVersion: v1
kind: Service
metadata:
    namespace: 'dev'
    labels:
        app: app
    name: app
spec:
    ports:
        - name: 80-80
          port: 80
          protocol: TCP
          targetPort: 8888
    selector:
        app: app
    type: ClusterIP

---
# Ingress of the app

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
    namespace: 'dev'
    name: app
    annotations:
        ingress.kubernetes.io/ssl-redirect: 'false' # Because the app is not using HTTPS
spec:
    rules:
        - http:
              paths:
                  - path: /
                    pathType: Prefix
                    backend:
                        service:
                            name: app
                            port:
                                number: 80