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Mongodb Can';t solve MongoParserError:连接字符串无效_Mongodb_Docker_Mongoose_Docker Compose - Fatal编程技术网

Mongodb Can';t solve MongoParserError:连接字符串无效

Mongodb Can';t solve MongoParserError:连接字符串无效,mongodb,docker,mongoose,docker-compose,Mongodb,Docker,Mongoose,Docker Compose,我无法解决这个错误 首先我试过这个 mongoose.connect(`mongodb://${process.env.DB_USER}:${process.env.DB_PASSWORD}@db:27017/${process.env.DB_NAME}`, {useNewUrlParser: true}); 让我最终犯了这个错误 MongoParseError: Unescaped slash in userinfo section 然后我躲过了所有的刀砍 mongoose.connect

我无法解决这个错误

首先我试过这个

mongoose.connect(`mongodb://${process.env.DB_USER}:${process.env.DB_PASSWORD}@db:27017/${process.env.DB_NAME}`, {useNewUrlParser: true});
让我最终犯了这个错误

MongoParseError: Unescaped slash in userinfo section
然后我躲过了所有的刀砍

mongoose.connect(`mongodb:\\/\\/${process.env.DB_USER}:${process.env.DB_PASSWORD}@db:27017\\/${process.env.DB_NAME}`, {useNewUrlParser: true});
最后我犯了一个我无法解决的错误

MongoParseError: Invalid connection string
这是我的index.js

'use strict';

const mongoose = require('mongoose');
mongoose.connect(`mongodb:\\/\\/${process.env.DB_USER}:${process.env.DB_PASSWORD}@db:27017\\/${process.env.DB_NAME}`, {useNewUrlParser: true});

var db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', function() {
  console.log('ok');
});

const express = require('express');

// Constants
const PORT = 8080;
const HOST = 'localhost';


var kittySchema = new mongoose.Schema({
  name: String
});

var Kitten = mongoose.model('Kitten', kittySchema);

var silence = new Kitten({ name: 'Test1234' });


// App
const app = express();
app.get('/', (req, res) => {
  res.send(silence.name);
});

app.listen(PORT);
console.log(`Running on http://${HOST}:${PORT}`);
这是docker-compose.yml

version: '3.7'
services:
  web:
    build: .
    command: npm start
    volumes:
      - ./src:/usr/app/
      - ./src/node_modules:/usr/app/node_modules
    ports:
      - 80:8080
    environment:
      DB_NAME: websitedb
      DB_USER: /run/secrets/db_user
      DB_PASSWORD: /run/secrets/db_password
    secrets:
      - db_user
      - db_password
  db:
    image: mongo:latest
    volumes:
      - ./mongo-init.js:/docker-entrypoint-initdb.d/mongo-init.js:ro
    ports:
      - "27017:27017"
    environment:
      MONGO_INITDB_DATABASE: websitedb
      MONGO_INITDB_ROOT_USERNAME_FILE: /run/secrets/db_user
      MONGO_INITDB_ROOT_PASSWORD_FILE: /run/secrets/db_password
    secrets:
      - db_user
      - db_password
volumes:
  mongo:
secrets:
  db_user:
    file: ./db_user.txt
  db_password:
    file: ./db_password.txt
谁能告诉我我做错了什么

通过查看,看起来任何机密都会作为装载在
/run/secrets/SECRET\u NAME
中的文件传递到容器中,建议将此文件的路径作为环境变量传递,然后在应用程序中读取该文件:

部署时,Docker会在服务的/run/secrets/下挂载一个文件。这些文件从不在磁盘中持久化,而是在内存中管理

每个服务都使用环境变量指定服务应在何处查找该机密数据

您已将这些机密的路径作为
process.env.DB_USER
传递,但要获取实际机密,您需要读取文件:

const fs = require('fs');
const mongoose = require('mongoose');

let dbUser = fs.readFileSync(process.env.DB_USER);
let dbPassword = fs.readFileSync(process.env.DB_PASSWORD);

mongoose.connect(`mongodb://${dbUser}:${dbPassword}@db:27017/${process.env.DB_NAME}`, {useNewUrlParser: true});

/db\u user.txt
/db\u password.txt
的内容是什么?有斜杠吗?我在这两个文件中没有任何特殊字符。如果用户名或密码包括
@
/
%
,请使用上面的注释为我解答(密码中有一个/)。要应用编码,可以使用encodeURIComponent()。