Connect to mongodb docker container with authentication using mongoose and Nodejs

prerequisites

• Create a mongo db docker container with authentication. if you missed it, please see create a mongodb database with authentication using docker
• some knowledge in Nodejs.

Let’s Begin.

1. Create a new Node js project. (hope you are familiar with this)

2. install mongoose npm package.

3. your database config file should be like this or create a database config object.

module.exports = {
    url: 'mongodb://localhost:27017/your_database_name',
    user: 'username',
    pwd: 'password'
}

4. Then connect to the database using mongoose as below, put this in your entry point.

mongoose.Promise = global.Promise;
mongoose.connect(dbConfig.url, {
    useNewUrlParser: true,
    user: dbConfig.user,
    pass: dbConfig.pwd
}).then(() => {
    console.log('successfully connected to the database');
}).catch(err => {
    console.log('error connecting to the database');
    process.exit();
});

If you don’t know how to create a mongo database with authentication please visit how to create a mongdb database with authentication

Hope this will help to someone.