idtcday1's Introduction

idtcDay1

Clone the repository from here. cd idtcDay1
Go into app directory cd app
Install required dependencies npm install
Create docker network docker network create mongo-network
Start mongodb container docker run -d -p 27017:27017 -e MONGO_INITDB_ROOT_USERNAME=admin -e MONGO_INITDB_ROOT_PASSWORD=password --name mongodb --net mongo-network mongo
Start mongo-express docker run -d -p 8081:8081 -e ME_CONFIG_MONGODB_ADMINUSERNAME=admin -e ME_CONFIG_MONGODB_ADMINPASSWORD=password --net mongo-network --name mongo-express -e ME_CONFIG_MONGODB_SERVER=mongodb mongo-express
Open mongo-express from browser http://localhost:8081
Create user-account database and users collection in mongo-express
Make changes in server.js • Comment line 29 • Remove comment from line 26 • Replace mongoUrlDocker with mongoUrlLocal on line 41 and 71
Start your nodejs application node server.js
Access it from the browser http://localhost:3000 Till this you have successfully deployed your app locally with mongoDB container. Now you need to build your app so that you can push it to dockerhub.
Go to docker-hub create an account.
Create a repository my-app on docker hub
Go to idtcDay1 directory on your PC cd ..
Undo the changes done in server.js in step 9.
Delete node_modules folder from app directory.
Edit build my-app image docker build -t /my-app:1.0 .
Edit the docker-compose.yml file 25: image: /my-app:1.0
Start mongodb, mongo-express an my-app docker-compose -f docker-compose.yaml up
You can access the mongo-express under localhost:8080 from your browser
In mongo-express UI • Create a new database my-db • Create a new collection users in the database my-db
Access the node.js application from browser http://localhost:3000
Push your image to docker hub docker push /my-app:1.0

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