fabflix.yaml

apiVersion: apps/v1
kind: Deployment # specifies that this resource is a Deployment, used for managing a set of replicas of a pod.
metadata:
  name: fabflix 
spec:
  replicas: 2 # Indicates that two replicas (pods) of the application should be running
  selector:
    matchLabels:
      app: fabflix # The selector specifies that this deployment targets pods with the label
  template:
    metadata:
      labels:
        app: fabflix # Labels the pods with "app: fabflix" to match the selector.
    spec:
      containers:
        - name: fabflix-container # names the container within the pod
          image: jspuff/fabflix:v3 # Uses the dockerhub's image for the container
          ports:
            - name: http
              containerPort: 8080 # Exposes port 8080 of the container
          resources:
            limits:
              cpu: "1" # limits the container to use at most 1 CPU
              memory: "1Gi" # limits the container to use at most 1 GiB of memory
      imagePullSecrets: # Specifies the secret to use for pulling private images from dockerhub
        - name: regcred #  References a kubernetes secret named "regcred"
---
apiVersion: v1
kind: Service # specifies that this resource is a Service, which defines a logical set of pods and a policy to access them
metadata:
  name: fabflix-service 
spec:
  selector:
    app: fabflix # selector specifies that this Service targets pods with the label "app: fabflix"
  ports:
    - name: http
      port: 8080 # exposes the service on port 8080
  type: ClusterIP # specifies that the service is of type ClusterIP, making it accessible only within the cluster