Mastering Kubernetes - Second Edition

Creating the hue-reminders service

Let's create the service and explore it a little bit:

> kubectl create -f hue-reminders-service.yaml
service "hue-reminders" created
> kubectl describe svc hue-reminders
Name:              hue-reminders
Namespace:         default
Labels:            app=hue-reminders
Annotations:       <none>
Selector:          app=hue-reminders
Type:              ClusterIP
IP:                10.108.163.209
Port:              <unset>  80/TCP
TargetPort:        80/TCP
Endpoints:         172.17.0.4:80,172.17.0.6:80
Session Affinity:  None
Events:            <none>  

The service is up and running. Other pods can find it through environment variables or DNS. The environment variables for all services are set at pod creation time. That means that if a pod is already running when you create your service, you'll have to kill it and let Kubernetes ...