We are using Microk8s in our example
See: https://github.com/mazrc/springboot-on-kubernetes`
Quick test:
./mvnw spring-boot:run
microk8s enable prometheus port forward grafana on port 3000 goto to localhost:3000 and install springboot dashboard click on + sign and add dashboard # 10280
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: ms1
labels:
app: ms1
spec:
replicas: 1
selector:
matchLabels:
app: ms1
template:
metadata:
labels:
app: ms1
spec:
containers:
- name: ms1
image: localhost:32000/ms1-beta1:registry
imagePullPolicy: Always
ports:
- containerPort: 8080
---
apiVersion: v1
kind: Service
metadata:
name: ms1-service
labels:
app: ms1
spec:
selector:
app: ms1
ports:
- protocol: TCP
name: http-traffic
port: 8080
targetPort: 8080
---
apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
metadata:
name: spring-prometheus-demo-service-monitor
spec:
selector:
matchLabels:
app: ms1
endpoints:
- port: http-traffic
path: "/actuator/prometheus"
Deploy the application:
kubectl apply -f deploy.yaml;
To access the app we can use kubectl port-forward
kubectl port-forward svc/ms1-service 8080:8080 curl http://local:8080
./push-to-registry.sh service version registry:port deploymentName
Example: ./push-to-registry.sh ms1 beta1 192.168.64.2:32000 ms1beta1
./redeploy.sh
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