Add postgres deployment for element
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75
k8s/postgres/postgres-deployment.yaml
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75
k8s/postgres/postgres-deployment.yaml
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: postgres
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namespace: postgres
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labels:
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k8s-app: postgres
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spec:
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replicas: 1
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selector:
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matchLabels:
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k8s-app: postgres
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template:
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metadata:
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labels:
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k8s-app: postgres
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spec:
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containers:
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- name: postgresql
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image: postgres:17.0-bookworm
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env:
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- name: POSTGRES_PASSWORD
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valueFrom:
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secretKeyRef:
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name: postgres-secret
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key: postgres-password
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volumeMounts:
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- name: postgres-data
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mountPath: /var/lib/postgresql/data
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- name: sharemem
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mountPath: /dev/shm
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ports:
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- containerPort: 5432
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name: postgres
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protocol: TCP
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resources:
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requests:
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memory: "2Gi"
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cpu: "500m"
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limits:
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memory: "4Gi"
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cpu: "2000m"
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livenessProbe:
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exec:
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command:
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- /bin/bash
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- -c
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- exec pg_isready -U postgres -h 127.0.0.1 -p 5432
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failureThreshold: 6
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initialDelaySeconds: 20
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periodSeconds: 10
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successThreshold: 1
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timeoutSeconds: 5
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readinessProbe:
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exec:
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command:
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- /bin/bash
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- -c
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- exec pg_isready -U postgres -h 127.0.0.1 -p 5432
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failureThreshold: 6
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initialDelaySeconds: 20
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periodSeconds: 10
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successThreshold: 2
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timeoutSeconds: 5
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volumes:
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- name: postgres-data
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persistentVolumeClaim:
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claimName: postgres-pvc
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readOnly: false
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- emptyDir:
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medium: Memory
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sizeLimit: 1Gi
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name: sharemem
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7
k8s/postgres/postgres-namespace.yaml
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7
k8s/postgres/postgres-namespace.yaml
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---
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apiVersion: v1
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kind: Namespace
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metadata:
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name: postgres
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labels:
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usage: postgres-btsystem
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13
k8s/postgres/postgres-pvc.yaml
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13
k8s/postgres/postgres-pvc.yaml
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---
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: postgres-pvc
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namespace: postgres
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spec:
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accessModes:
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- ReadWriteMany
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resources:
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requests:
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storage: 20Gi
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storageClassName: rook-cephfs
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14
k8s/postgres/postgres-service.yaml
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14
k8s/postgres/postgres-service.yaml
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: postgres
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namespace: postgres
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spec:
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selector:
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k8s-app: postgres
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ports:
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- name: postgres
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protocol: TCP
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port: 5432
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targetPort: 5432
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