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File describing configuration related to application front-end deployment on Kuberenetes
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# Define 'Service' to expose FrontEnd Application | |
apiVersion: v1 | |
kind: Service | |
metadata: | |
name: to-do-app-frontend | |
spec: | |
selector: # pod labels should match these | |
app: to-do-app | |
tier: frontend | |
ports: | |
- protocol: "TCP" | |
port: 80 | |
targetPort: 8080 | |
type: LoadBalancer # use NodePort if you are not running Kubernetes on Cloud | |
--- | |
# 'Deployment' to manage of configuration of frontEnd Deployment | |
apiVersion: apps/v1 | |
kind: Deployment | |
metadata: | |
name: to-do-app-frontend | |
labels: # pod labels should match these | |
app: to-do-app | |
tier: frontend | |
spec: | |
replicas: 2 # number of replicas of frontEnd application | |
selector: | |
matchLabels: | |
app: to-do-app | |
tier: frontend | |
template: | |
metadata: | |
labels: # Must match 'Service' and 'Deployment' labels | |
app: to-do-app | |
tier: frontend | |
spec: | |
containers: | |
- name: to-do-app-frontend | |
image: kubernetesdemo/to-do-app-frontend # docker image of frontend application | |
env: # Setting Environmental Variables | |
- name: SERVER_URI # Setting Backend URI from configMap | |
valueFrom: | |
configMapKeyRef: | |
name: backend-conf # Name of configMap | |
key: server-uri | |
ports: | |
- containerPort: 8080 |
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