---
apiVersion: v1
kind: Namespace
metadata:
  name: ots

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: redis
  namespace: ots
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: redis
  namespace: ots
  labels:
    app: redis
    role: leader
    tier: backend
spec:
  replicas: 1
  selector:
    matchLabels:
      app: redis
  template:
    metadata:
      labels:
        app: redis
        role: leader
        tier: backend
    spec:
      volumes:
        - name: redis-storage
          persistentVolumeClaim:
            claimName: redis
      containers:
        - name: leader
          image: "docker.io/redis:6.2.5-alpine"
          resources:
            requests:
              cpu: 100m
              memory: 100Mi
          ports:
            - containerPort: 6379
          volumeMounts:
            - mountPath: "/data"
              name: redis-storage
          livenessProbe:
            tcpSocket:
              port: 6379
            initialDelaySeconds: 15
          readinessProbe:
            exec:
              command:
                - redis-cli
                - ping
            initialDelaySeconds: 5

---
apiVersion: v1
kind: Service
metadata:
  name: redis
  namespace: ots
  labels:
    app: redis
    role: leader
    tier: backend
spec:
  ports:
    - port: 6379
      targetPort: 6379
  selector:
    app: redis
    role: leader
    tier: backend

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: ots
  namespace: ots
spec:
  replicas: 2
  selector:
    matchLabels:
      app: ots
      tier: frontend
  template:
    metadata:
      labels:
        app: ots
        tier: frontend
    spec:
      containers:
        - name: ots
          image: "luzifer/ots:v0.19.0"
          args: ["--storage-type", "redis"]
          env:
            - name: REDIS_URL
              value: "tcp://redis.ots.svc.cluster.local:6379"
            - name: REDIS_KEY
              value: "ots"
            - name: SECRET_EXPIRY
              value: "172800"
          resources:
            requests:
              cpu: 100m
              memory: 100Mi
          ports:
            - containerPort: 3000
          livenessProbe:
            httpGet:
              path: /
              port: 3000
            initialDelaySeconds: 5

---
apiVersion: v1
kind: Service
metadata:
  name: ots
  namespace: ots
  labels:
    app: ots
    tier: frontend
spec:
  ports:
    - port: 3000
      targetPort: 3000
  selector:
    app: ots
    tier: frontend

---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: ots
  namespace: ots
  annotations:
    kubernetes.io/ingress.class: nginx
    kubernetes.io/tls-acme: "true"
spec:
  rules:
    - host: ots.example.com
      http:
        paths:
          - backend:
              service:
                name: ots
                port:
                  number: 3000
            path: /
            pathType: ImplementationSpecific
  tls:
    - hosts:
        - ots.example.com
      secretName: ingress-tls