[英]Docker - Why is this express.js container with an exposed/published port reject connections? (using boot2docker)
[英]Cannot Access Docker Container's Exposed Port
您好我無法訪問暴露的端口。 它是一個節點服務器(沒有框架)。 Chrome發送ERR_EMPTY_RESPONSE。 每次我更改文件並測試它時,我都會運行docker-compose build。 如何啟動並運行這樣我的瀏覽器可以ping通端口3000?
編輯:我包含了我的server.js文件,因為我在節點中綁定了錯誤的端口。
Dockerfile
FROM node:8.11.1-alpine
WORKDIR /usr/src/app
VOLUME [ "/usr/src/app" ]
RUN npm install -g nodemon
EXPOSE 3000
CMD [ "nodemon", "-L", "src/index.js" ]
泊塢窗,compose.yml
version: '3'
services:
node:
build:
context: ./node
dockerfile: Dockerfile
working_dir: /usr/src/app
volumes:
- ./node:/usr/src/app
networks:
- app-network
env_file: ./.env
environment:
- MESSAGE_QUEUE=amqp://rabbitmq
ports:
- "3000:3000"
links:
- rabbitmq
python:
build:
context: ./python
dockerfile: Dockerfile
working_dir: /usr/src/app
volumes:
- ./python:/usr/src/app
networks:
- app-network
env_file: ./.env
links:
- rabbitmq
rabbitmq:
image: rabbitmq:3.7.4
networks:
- app-network
networks:
app-network:
driver: bridge
Server.js
const mongoose = require('mongoose')
const hostname = '127.0.0.1';
const port = 3000;
const server = require('./controllers/index');
server.listen(port, hostname, () => {
// Connect To Mongo
mongoose.connect(process.env.MONGO_URI, { keepAlive: true, keepAliveInitialDelay: 300000, useNewUrlParser: true });
mongoose.connection.on('disconnected', () => {
console.error('MongoDB Disconnected')
})
mongoose.connection.on('error', (err) => {
console.error(err)
console.error('MongoDB Error')
})
mongoose.connection.on('reconnected', () => {
console.error('MongoDB Reconnected')
})
mongoose.connection.on('connected', () => {
console.error('MongoDB Connected')
})
console.log(`Server running at http://${hostname}:${port}/`);
});
嘗試將您的應用綁定到0.0.0.0
const hostname = '0.0.0.0';
它會監聽所有網絡地址。
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