问题描述
我正在尝试弄清楚如何使用我的 docker compose 设置运行 Sequelize 数据库迁移,但到目前为止,两种不同的方法都失败了。安装 cli 后,我第一次尝试在 Dockerfile 中运行 npx sequelize db:migrate
,但我认为失败了,因为数据库容器尚未运行,然后在第二次尝试创建一个容器依赖于数据库容器并使用 wait-for-it.sh
运行命令,但这导致我的 app
容器引用失败。两次尝试都失败了,但我想我理解需要发生的逻辑。
这听起来正确吗?有人知道好的方法吗?
Dockerfile:
FROM node:alpine
# Setting working directory. All the paths will be relative to workdir
workdir /usr/src/app
# Add bash to docker
RUN apk update && apk add bash
# Install dependencies
copY package*.json ./
RUN npm install
# Install sequelize-cli for migrations
RUN npm install sequelize-cli --save
# copying source files
copY . .
# copying shell script to ensure DB starts prior to server
copY wait-for-it.sh .
# Run sequelize database migrations
# RUN npx sequelize db:migrate # Failed ATTEMPT == ERROR: connect ECONNREFUSED 127.0.0.1:5432
# Build app
RUN npm run build
# Port
EXPOSE 3000
# Run the app
CMD [ "npm","start" ]
docker-compose.yml:
version: "3.9"
services:
redis:
image: redis:alpine
database:
image: postgres
ports:
- "5432:5432"
environment:
POSTGRES_USER: ${DB_USERNAME}
POSTGRES_PASSWORD: ${DB_PASSWORD}
POSTGRES_DB: ${DB_DATABASE}
volumes:
- nextjs_auth_template:/var/lib/postgresql/data/ # persist data even if container shuts down
app:
image: nextjs-auth-boilerplate
build: .
depends_on:
- redis
- database
# command: ["./wait-for-it.sh","database:5432","--","node","server.js"]
ports:
- "3000:3000"
environment:
- REdis_HOST=redis
- DB_HOSTNAME=database
# migration:
# image: app:latest # Failed ATTEMPT == pull access denied for app
# command: ["./wait-for-it.sh","npm","run","db:migrate"]
# depends_on:
# - database
volumes:
nextjs_auth_template:
.env:
DB_USERNAME=postgres
DB_PASSWORD=''
DB_DATABASE=nextjs_auth_template
DB_HOSTNAME=127.0.0.1
DB_URL=postgresql://postgres@127.0.0.1/nextjs_auth_template
package.json (npm run db:migrate):
"db:migrate": "node_modules/.bin/sequelize db:migrate",
解决方法
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