Kubernetes

order-service/order-service-deployment.yaml

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+ apiVersion: apps/v1 # Specifies the API version being used (apps/v1 in this case).
+ kind: Deployment # Defines the Kubernetes resource type as a Deployment.
+ metadata:
+   name: order-service-deploy  # Name of the Deployment resource
+ spec:
+   replicas: 1  # Specifies the desired number of replicas for the Deployment
+   selector:
+     matchLabels:
+       app: order-service  # Selects Pods based on the app label with the value order-service
+   template:
+     metadata:
+       labels:
+         app: order-service  # Labels the Pods created by this template with the app label and value order-service
+     spec:
+       containers:
+         - name: order-service  # Name of the container within the Pod
+           image: ghcr.io/irvanfebri/order-service:latest  # Docker image used for the container
+           ports:
+             - containerPort: 3000  # Port on which the container listens for incoming traffic
+           env:
+             - name: AMQP_PASSWORD  # Environmental variable name for the RabbitMQ password
+               valueFrom:
+                 secretKeyRef:
+                   name: my-rabbitmq  # Name of the Secret containing the RabbitMQ password
+                   key: rabbitmq-password  # Key within the Secret to retrieve the RabbitMQ password
+             - name: AMQP_URL  # Environmental variable name for the RabbitMQ URL
+               value: "amqp://user:$(AMQP_PASSWORD)@my-rabbitmq:5672"  # Value for the RabbitMQ URL, including the username, password, and host

order-service/order-service-gateway.yaml

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+ apiVersion: networking.istio.io/v1alpha3 # Specifies the API version being used (networking.istio.io/v1alpha3 in this case).
+ kind: Gateway # Defines the Kubernetes resource type as a Gateway.
+ metadata:
+   name: order-service-gw  # Name of the Istio Gateway for the order service.
+ spec:
+   selector:
+     istio: ingressgateway  # Selector for the ingress gateway.
+   servers:
+     - port:
+         number: 80  # Port number for HTTP traffic.
+         name: http  # Name of the HTTP protocol.
+         protocol: HTTP  # Protocol used for this port (HTTP).
+       hosts:
+         - "*"  # Accepting requests from all hosts.

order-service/order-service-service.yaml

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+ apiVersion: v1 # Specifies the API version being used (v1 in this case).
+ kind: Service # Defines the Kubernetes resource type as a Service.
+ metadata:
+   name: order-service-svc  # Name assigned to this Service resource.
+ spec:
+   selector:
+     app: order-service  # Selects pods labeled with 'app: order-service'.
+   ports:
+     - port: 3000  # Exposes the Service on port 3000 using TCP protocol.

order-service/order-service-virtualservice.yaml

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+ apiVersion: networking.istio.io/v1alpha3  # Specifies the API version being used (networking.istio.io/v1alpha3 in this case).
+ kind: VirtualService  # Defines that this YAML describes a VirtualService Service.
+ metadata:
+   name: order-service-vs  # Name of the VirtualService
+ spec:
+   hosts:
+     - "*"  # Match all hosts
+   gateways:
+     - order-service-gw  # Use the order-service-gw gateway
+   http:
+     - match:
+         - uri:
+             exact: "/order"  # Match exact URI "/order"
+       route:
+         - destination:
+             host: order-service-svc  # Send traffic to   order-service-svc
+             port:
+               number: 3000  # Use port 3000

shipping-service/shipping-service-deployment.yaml

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+ apiVersion: apps/v1  # Specifies the API version being used (apps/v1 in this case).
+ kind: Deployment  # Defines that this YAML describes a Kubernetes Deployment.
+ metadata:
+   name: shipping-service-deploy  # Deployment name for the shipping service
+ spec:
+   replicas: 1  # Desired number of replicas for the shipping service
+   selector:
+     matchLabels:
+       app: shipping-service  # Selector label for the shipping service app
+   template:
+     metadata:
+       labels:
+         app: shipping-service  # Label for the shipping service app
+     spec:
+       containers:
+         - name: shipping-service  # Container name for the shipping service
+           image: ghcr.io/irvanfebri/shipping-service:latest  # Container image for the shipping service
+           ports:
+             - containerPort: 3001  # Port on which the shipping service container listens
+           env:
+             - name: AMQP_PASSWORD  # Environment variable for AMQP password
+               valueFrom:
+                 secretKeyRef:
+                   name: my-rabbitmq  # Secret name for RabbitMQ credentials
+                   key: rabbitmq-password  # Secret key for RabbitMQ password
+             - name: AMQP_URL  # Environment variable for AMQP URL
+               value: "amqp://user:$(AMQP_PASSWORD)@my-rabbitmq:5672"  # Value for the AMQP URL

shipping-service/shipping-service-service.yaml

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+ apiVersion: v1  # Specifies the API version being used (v1 in this case).
+ kind: Service   # Defines that this YAML describes a Kubernetes Service.
+ metadata:
+   name: shipping-service-svc  # Specifies the name of the Service.
+ spec:
+   selector:
+     app: shipping-service  # Defines the selector to identify the pods targeted by this service.
+   ports:
+     - port: 3001 # Specifies the port number (3001 in this case).