[英]Docker - Node, cannot find mysql module
我正在嘗試使用 node、mysql 創建一個 docker 並在前端做出反應。 但是當我嘗試導入 mysql 庫時,出現以下錯誤:
const express = require("express");
const router = express.Router();
const mysql = require('mysql');
錯誤:找不到模塊“mysql”
我已經檢查了我的 node_modules 文件夾,那里有一個 mysql 目錄。
這是我的 package.json:
{
"name": "api",
"version": "1.0.0",
"private": true,
"scripts": {
"start": "node bin/www",
"dev": "./node_modules/.bin/nodemon bin/www"
},
"dependencies": {
"cookie-parser": "~1.4.3",
"cors": "^2.8.4",
"debug": "~2.6.9",
"express": "~4.16.0",
"http-errors": "~1.6.2",
"jade": "~1.11.0",
"morgan": "~1.9.0",
"mysql": "^2.18.1",
"node-mysql": "^0.4.2"
},
"devDependencies": {
"nodemon": "^1.14.12"
}
}
這是我的Dockerfile,我嘗試在容器內全局安裝mysql,但是沒有解決:
FROM mhart/alpine-node:12
WORKDIR /api
COPY package*.json /api/
RUN npm i -G nodemon
RUN npm install -G mysql
RUN npm install
COPY . /api/
EXPOSE 80
CMD ["npm", "run", "dev"]
docker-compose.yml
version: "3"
services:
client:
container_name: MY_api
image: mhart/alpine-node:12
build: ./client
restart: always
ports:
- "3000:3000"
working_dir: /client
volumes:
- ./client:/client
entrypoint: ["npm", "start"]
links:
- api
networks:
- MY_network
api:
container_name: MY_client
build: ./api
restart: always
ports:
- "9000:9000"
working_dir: /api
volumes:
- ./api:/api
- /api/node_modules
depends_on:
- mysqldb
networks:
- MY_network
mysqldb:
container_name: MY_mysql
image: mysql:8.0.19
restart: always
ports:
- "3307:3306"
environment:
- MYSQL_ROOT_PASSWORD=MY_PASS
- MYSQL_USER=USER
- MYSQL_PASSWORD=MY_PASS
- MYSQL_DATABASE=MY_DATABASE
networks:
- MY_network
networks:
MY_network:
driver: bridge
從- /api/node_modules
- - /api/node_modules
刪除已安裝的卷- /api/node_modules
。
並刪除RUN npm i -G nodemon
中的那些行RUN npm i -G nodemon
RUN npm install -G mysql
。
一切正常
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