version: '3.9'

services:
  pg-master:
    image: kartoza/postgis:16-3.4
    restart: 'always'
    ports:
      - '5560:5432'
    environment:
      ALLOW_IP_RANGE: '0.0.0.0/0'
      REPLICATION_USER: 'replicator'
      REPLICATION_PASS: 'replicator'
      REPLICATION: 'true'
      POSTGRES_USER: 'postgres'
      POSTGRES_PASS: 'postgres'
      POSTGRES_MULTIPLE_EXTENSIONS: postgis
    volumes:
      - pg-master:/var/lib/postgresql
    healthcheck:
      test: "exit 0"
  pg-replica1:
    image: kartoza/postgis:16-3.4
    restart: 'always'
    ports:
      - '5561:5432'
    environment:
      ALLOW_IP_RANGE: '0.0.0.0/0'
      REPLICATION_USER: 'replicator'
      REPLICATION_PASS: 'replicator'
      REPLICATION: 'true'
      POSTGRES_USER: 'postgres'
      POSTGRES_PASS: 'postgres'
      POSTGRES_MULTIPLE_EXTENSIONS: postgis
      REPLICATE_FROM: pg-master
      DESTROY_DATABASE_ON_RESTART: 'True'
    volumes:
      - pg-replica1:/var/lib/postgresql
    depends_on:
      pg-master:
        condition: service_healthy
volumes:
  pg-master:
  pg-replica1: