我有一个在本地运行的 mongoDB docker,称为“some-mongo”。在同一台计算机上,我还运行了我的后端服务器(用 nodeJS 制作)。问题是使用“mongoose”模块将我的 nodeJS 服务器连接到本地 mongo docker。
我通过运行以下命令启动了我的 mongoDB docker:
docker run --name some-mongo -d mongo
我的 nodeJS 服务器尝试连接到 mongo docker,如下所示:
const mongoose = require('mongoose');
const app = express();
//Connect to db
mongoose.connect('mongodb://local-host:27017/some-mongo')
.then(db => console.log('DB Mongo: connected'))
.catch(err => console.log(err));
问题是我收到以下错误:
Server on port 3000
{ MongoNetworkError: failed to connect to server [local-host:27017] on first connect [MongoNetworkError: getaddrinfo ENOTFOUND local-host local-host:27017]
at Pool.<anonymous> (/Users/bisite/Documents/Git/Trusted-Industry/TrustedIndustryFront/node_modules/mongodb/lib/core/topologies/server.js:431:11)
at Pool.emit (events.js:198:13)
at connect (/Users/bisite/Documents/Git/Trusted-Industry/TrustedIndustryFront/node_modules/mongodb/lib/core/connection/pool.js:580:14)
at makeConnection (/Users/bisite/Documents/Git/Trusted-Industry/TrustedIndustryFront/node_modules/mongodb/lib/core/connection/connect.js:39:11)
at callback (/Users/bisite/Documents/Git/Trusted-Industry/TrustedIndustryFront/node_modules/mongodb/lib/core/connection/connect.js:261:5)
at Socket.err (/Users/bisite/Documents/Git/Trusted-Industry/TrustedIndustryFront/node_modules/mongodb/lib/core/connection/connect.js:286:7)
at Object.onceWrapper (events.js:286:20)
at Socket.emit (events.js:198:13)
at emitErrorNT (internal/streams/destroy.js:91:8)
at emitErrorAndCloseNT (internal/streams/destroy.js:59:3)
at process._tickCallback (internal/process/next_tick.js:63:19)
name: 'MongoNetworkError',
errorLabels: [ 'TransientTransactionError' ],
[Symbol(mongoErrorContextSymbol)]: {} }
如果在单个 Docker 容器中运行它,则必须27017
像这样公开端口:
docker run --name some-mongo -d mongo -p 27017:27107
但是,将docker-compose
mongoDB 和应用程序用作容器化应用程序将是一种更安全的方法。这样您就不必在 docker 基础设施之外公开 mongo 端口。
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我来说两句