首页 > 解决方案 > 为什么我在尝试连接到 mongo atlas 时出错(错误:querySrv EREFUSED _mongodb._tcp.cluster0.hovp9.mongodb.net)

问题描述

当我尝试连接到 mongodb atlas 时,我不断收到“错误:querySrv EREFUSED _mongodb._tcp.cluster0.hovp9.mongodb.net”,这是完整的错误

Error: querySrv EREFUSED _mongodb._tcp.cluster0.hovp9.mongodb.net
    at QueryReqWrap.onresolve [as oncomplete] (dns.js:203:19) {
  errno: 'EREFUSED',
  code: 'EREFUSED',
  syscall: 'querySrv',
  hostname: '_mongodb._tcp.cluster0.hovp9.mongodb.net'
}

我在学习时通过在线编译器打字时使用的是同一个 mongo atlas,但是当我在我的电脑上做同样的事情时,它会显示这个错误,我确信我为所有端口配置了并且我的互联网是一个稳定的。下面是我在 app.js 上的代码

var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var bodyParser = require('body-parser');
var indexRouter = require('./routes/index');
var adminRouter = require('./routes/admin');
var mongoose=require('mongoose')
var mongo = require('mongodb');
var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');


app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
mongoose.connect("mongodb+srv://s=icantshowusername:sameforpassword@cluster3.hovp9.mongodb.net/Cluster3?retryWrites=true&w=majority", { useNewUrlParser: true, useUnifiedTopology: true,
  useFindAndModify: false }).then((db) => {
    console.log("Connected correctly to server");
}, (err) => { console.log(err); });
app.use('/', indexRouter);
app.use('/admin', adminRouter);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;


标签: node.jsmongodbexpressmongoose

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