node.js - 错误 : connect ECONNREFUSED 127. 0.0.1:5432 docker 迁移

Question

我正在尝试迁移数据，但它始终找不到我的 postgreSQL。

version: '3'
services:
  server:
    build: ./server
    ports:
      - 3002:3002
    depends_on:
      - db
    environment:
      CORS_ALLOW_ORIGINS: http://localhost:8080,http://localhost:80
      PORT: 3002
      DEBUG: vuichoi*
      DEBUG_HIDE_DATE: 1
      SECRET_OR_PRIVATE_KEY: secret
      SECRET_OR_PUBLIC_KEY: secret
      DATABASE_URL: postgres://vuichoi:@db:5432/vuichoi #point the server container to the db container's IP address
      command: bash -c "sequelize db:migrate && sequelize db:seed:all"
  db:
    ports:
      - 5432:5432
    environment:
      POSTGRES_USER: vuichoi
      POSTGRES_DB: vuichoi
    image: postgres:10

配置.json

{
"development": {
    "username": "vuichoi",
    "database": "vuichoi",
    "host": "localhost",
    "dialect": "postgres"
},
"test": {
    "username": "vuichoi",
    "password": "vuichoi",
    "database": "database_test",
    "host": "localhost",
    "dialect": "postgres"
},
"production": {
    "use_env_variable": "DATABASE_URL"
}

}

在 docker-compose up --build 之后 enter image description here

当我尝试迁移时:

enter image description here

Answer 1

我通过将 config.json 中的“localhost”替换为“host.docker.internal”来修复，然后它可以顺利运行。问题可能是找不到我的 Db 容器