---
apiVersion: v1
kind: Namespace
metadata:
  name: postgresql
---
apiVersion: v1
kind: Secret
metadata:
  name: postgresql-secret
  namespace: postgresql
type: Opaque
data:
  username: cm9vdA==
  password: Mmh2MTdL
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: postgresql-sa
  namespace: postgresql
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
  name: postgresql-role
  namespace: postgresql
rules:
- apiGroups: [""]
  resources: ["pods", "services", "persistentvolumeclaims", "configmaps", "secrets"]
  verbs: ["get", "list", "watch", "create", "update", "patch", "delete"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  name: postgresql-rolebinding
  namespace: postgresql
subjects:
- kind: ServiceAccount
  name: postgresql-sa
  namespace: postgresql
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: postgresql-role
---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: postgresql-pv
spec:
  capacity:
    storage: 10Gi
  accessModes:
    - ReadWriteOnce
  storageClassName: local-pvs
  local:
    path: /home/ansible/k3s/makhiwane/postgresql
  nodeAffinity:
    required:
      nodeSelectorTerms:
        - matchExpressions:
            - key: kubernetes.io/hostname
              operator: In
              values:
                - lead
  persistentVolumeReclaimPolicy: Retain
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgresql-pvc
  namespace: postgresql
spec:
  accessModes:
    - ReadWriteOnce
  storageClassName: local-pvs
  resources:
    requests:
      storage: 10Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgresql
  namespace: postgresql
spec:
  replicas: 1
  selector:
    matchLabels:
      app: postgresql
  template:
    metadata:
      labels:
        app: postgresql
    spec:
      serviceAccountName: postgresql-sa
      containers:
      - name: postgresql
        image: postgres:16
        env:
        - name: POSTGRES_USER
          valueFrom:
            secretKeyRef:
              name: postgresql-secret
              key: username
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: postgresql-secret
              key: password
        ports:
        - containerPort: 5432
        volumeMounts:
        - mountPath: /var/lib/postgresql/data
          name: postgresql-data
      volumes:
      - name: postgresql-data
        persistentVolumeClaim:
          claimName: postgresql-pvc
---
apiVersion: v1
kind: Service
metadata:
  name: postgresql
  namespace: postgresql
spec:
  type: ClusterIP
  selector:
    app: postgresql
  ports:
    - port: 5432
      targetPort: 5432
---
apiVersion: traefik.io/v1alpha1
kind: IngressRoute
metadata:
  name: postgresql-ingress
  namespace: postgresql
spec:
  entryPoints:
    - websecure
  routes:
    - match: Host(`postgresql.database.mngoma.lab`)
      kind: Rule
      services:
        - name: postgresql
          port: 5432
  tls: {}