9.x-dev/kubernetes/postgres-statefulset.yml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgres
spec:
  selector:
    matchLabels:
      app: postgres
  serviceName: postgres
  replicas: 1
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
      - name: postgres
        image: postgres:latest
        resources:
          limits:
            memory: "500Mi"
            cpu: "250m"
        ports:
          - containerPort: 5432
        env:
          - name: POSTGRES_DB
            value: sudobot
          - name: POSTGRES_USER
            value: postgres
          - name: POSTGRES_PASSWORD
            valueFrom:
              secretKeyRef:
                name: sudobot
                key: db_password
        volumeMounts:
          - name: postgres-pv
            mountPath: /var/lib/postgresql/data
          - name: postgres-config
            mountPath: /etc/postgresql
      volumes:
        - name: postgres-pv
          persistentVolumeClaim:
            claimName: postgres-pvc
        - name: postgres-config
          configMap:
            name: postgres-config
            defaultMode: 0755
  volumeClaimTemplates:
  - metadata:
      name: postgres-pv
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: 5Gi
1	apiVersion: apps/v1
2	kind: StatefulSet
3	metadata:
4	name: postgres
5	spec:
6	selector:
7	matchLabels:
8	app: postgres
9	serviceName: postgres
10	replicas: 1
11	template:
12	metadata:
13	labels:
14	app: postgres
15	spec:
16	containers:
17	- name: postgres
18	image: postgres:latest
19	resources:
20	limits:
21	memory: "500Mi"
22	cpu: "250m"
23	ports:
24	- containerPort: 5432
25	env:
26	- name: POSTGRES_DB
27	value: sudobot
28	- name: POSTGRES_USER
29	value: postgres
30	- name: POSTGRES_PASSWORD
31	valueFrom:
32	secretKeyRef:
33	name: sudobot
34	key: db_password
35	volumeMounts:
36	- name: postgres-pv
37	mountPath: /var/lib/postgresql/data
38	- name: postgres-config
39	mountPath: /etc/postgresql
40	volumes:
41	- name: postgres-pv
42	persistentVolumeClaim:
43	claimName: postgres-pvc
44	- name: postgres-config
45	configMap:
46	name: postgres-config
47	defaultMode: 0755
48	volumeClaimTemplates:
49	- metadata:
50	name: postgres-pv
51	spec:
52	accessModes: [ "ReadWriteOnce" ]
53	resources:
54	requests:
55	storage: 5Gi