.env

POSTGRES_USER=sonar
POSTGRES_PASSWORD=sonar
POSTGRES_DB=sonarqube

sonarqube-docker-compose.yml

version: "3"
services:
  postgres:
    restart: always
    image: postgres:10
    networks:
      - sonarnet
    environment:
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
      - POSTGRES_DB=${POSTGRES_DB}
    volumes:
      - ./postgres-data/postgres:/var/lib/postgresql/data
    ports:
      - "5432:5432"
  sonarqube:
    restart: always
    image: sonarqube
    ports:
      - "9000:9000"
    networks:
      - sonarnet
    environment:
      - SONARQUBE_JDBC_URL=jdbc:postgresql://postgres:5432/sonarqube
      - SONARQUBE_JDBC_USERNAME=${POSTGRES_USER}
      - SONARQUBE_JDBC_PASSWORD=${POSTGRES_PASSWORD}
    depends_on:
    - postgres
networks:
  sonarnet: