kind: ConfigMap
apiVersion: v1
metadata:
  name: shared-postgres
data:
  DB_HOST: "postgres-postgresql"
  DB_PORT: "5432"
  DB_USER: "postgres"
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: postgres-init
data:
  initdb.sh: |-
    #!/usr/bin/env bash
    set -e

    psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
    	CREATE DATABASE schemas WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE accounting WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE banking WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE authz WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE company WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE consumer WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE employee WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE invoice WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE notification WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE salary WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE supplier WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE supplier_invoice WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE tax WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE time WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE dancefinder WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE hifi WITH OWNER postgres ENCODING utf8;
    	CREATE DATABASE sloth WITH OWNER postgres ENCODING utf8;
    EOSQL
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: postgres
  replicas: 1
  template:
    metadata:
      labels:
        app.kubernetes.io/name: postgres
    spec:
      containers:
      - name: postgres
        image: postgres:18.2-alpine@sha256:035b9ab53cfa147d7202b61f5f7782b939ae815b7d6bc81c96b7b42ff1fca950
        args:
        - -c
        - shared_buffers=384MB
        - -c
        - max_connections=300
        imagePullPolicy: "IfNotPresent"
        resources:
          requests:
            memory: 400Mi
          limits:
            memory: 600Mi
        ports:
        - containerPort: 5432
        env:
        - name: POSTGRES_DB
          value: postgres
        - name: POSTGRES_USER
          value: postgres
        - name: POSTGRES_PASSWORD
          value: postgres
        - name: LANG
          value: sv_SE.utf8
        - name: POSTGRES_INITDB_ARGS
          value: --locale-provider=icu --icu-locale=sv-SE
        volumeMounts:
        - name: data
          mountPath: /var/lib/postgresql
        - mountPath: /docker-entrypoint-initdb.d/initdb.sh
          name: initdb
          subPath: initdb.sh
      volumes:
      - name: data
        hostPath:
          path: /data/postgres
      - name: initdb
        configMap:
          name: postgres-init
---
apiVersion: v1
kind: Service
metadata:
  name: postgres
  labels:
    app.kubernetes.io/name: postgres
spec:
  ports:
  - port: 5432
    nodePort: 5432
  selector:
    app.kubernetes.io/name: postgres
  type: NodePort