aurask/deploy/k3s/base/postgres.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: postgres-init
  namespace: aurask
data:
  10-enable-vector.sql: |
    CREATE EXTENSION IF NOT EXISTS vector;    
---
apiVersion: v1
kind: Service
metadata:
  name: postgres
  namespace: aurask
spec:
  clusterIP: None
  selector:
    app: postgres
  ports:
    - name: postgres
      port: 5432
      targetPort: 5432
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgres
  namespace: aurask
spec:
  serviceName: postgres
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
        - name: postgres
          image: pgvector/pgvector:pg16
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 5432
              name: postgres
          env:
            - name: POSTGRES_DB
              valueFrom:
                secretKeyRef:
                  name: aurask-postgres
                  key: POSTGRES_DB
            - name: POSTGRES_USER
              valueFrom:
                secretKeyRef:
                  name: aurask-postgres
                  key: POSTGRES_USER
            - name: POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: aurask-postgres
                  key: POSTGRES_PASSWORD
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
          volumeMounts:
            - name: postgres-data
              mountPath: /var/lib/postgresql/data
            - name: postgres-init
              mountPath: /docker-entrypoint-initdb.d/10-enable-vector.sql
              subPath: 10-enable-vector.sql
          readinessProbe:
            exec:
              command:
                - sh
                - -c
                - pg_isready -U "$POSTGRES_USER" -d "$POSTGRES_DB"
            initialDelaySeconds: 10
            periodSeconds: 10
          livenessProbe:
            exec:
              command:
                - sh
                - -c
                - pg_isready -U "$POSTGRES_USER" -d "$POSTGRES_DB"
            initialDelaySeconds: 20
            periodSeconds: 20
          resources:
            requests:
              cpu: 500m
              memory: 1Gi
            limits:
              cpu: "2"
              memory: 4Gi
      volumes:
        - name: postgres-init
          configMap:
            name: postgres-init
  volumeClaimTemplates:
    - metadata:
        name: postgres-data
      spec:
        accessModes:
          - ReadWriteOnce
        resources:
          requests:
            storage: 20Gi