This content originally appeared on DEV Community and was authored by Hossain Chisty
Greetings, dear readers! We're thrilled to have you join us for yet another exciting article where we delve into the world of building CI/CD pipelines. So, without further ado, let's dive right into the heart of our discussion!
CircleCI is a popular continuous integration and delivery platform that helps automate the build, test, and deployment processes for software projects. In this article, we will explore how to build a Node.js application using CircleCI configurations. We'll cover the steps required to set up CircleCI, define the configuration file, and integrate it with a Node.js project.
Prerequisites: Before we begin, ensure that you have the following prerequisites in place:
A functioning Node.js development environment is installed on your machine.
A version control system, such as Git, for efficient code management.
A GitHub repository or an alternative platform to host your Node.js application.
Step 1: Setting Up CircleCI:
If you don't already have one, create an account on the CircleCI website (https://circleci.com/).
Establish a connection between CircleCI and your GitHub repository by accessing the "Projects" section and selecting "Set Up Project."
Grant CircleCI appropriate access permissions to your chosen repository.
Step 2: Defining the CircleCI Configuration File:
At the root of your Node.js project, create a file called .circleci/config.yml
Open the config.yml file and define the configuration specific to your project. Below is an example configuration to assist you in getting started:
version: 2.1
orbs:
node: circleci/node@1.1.6
jobs:
build:
docker:
- image: circleci/node:14
steps:
- checkout
- run: npm install
- run: npm test
working_directory: ~/app
test:
docker:
- image: circleci/node:14
steps:
- checkout
- run: npm install
- run: npm test
working_directory: ~/app
deploy:
docker:
- image: circleci/node:14
steps:
- run:
name: Deploy app
command: echo "Deploying to production server"
working_directory: ~/app
workflows:
version: 2
build_and_test_deploy:
jobs:
- build
- test:
requires:
- build # only test if the build job has completed
- deploy:
requires:
- test # only deploy if the test job has completed
filters:
branches:
only: master # only deploy if the master branch
This configuration utilizes the CircleCI Node orb, which provides a predefined set of Node.js tools and configurations. It defines three jobs: build, test, and deploy. The workflow ensures that each job is executed sequentially, with dependencies and filters set up accordingly.
Step 3: Commit and Push to GitHub:
- Commit the .circleci/config.yml file to your project's repository.
- Push the changes to your GitHub repository.
Step 4: Triggering a Build on CircleCI:
Visit the CircleCI dashboard for your project and navigate to the project's page.
You should see a newly added project and a "Start Building" button. Click on it to trigger the first build.
CircleCI will now execute the defined steps in the configuration file and provide feedback on the build process.
Conclusion: Congratulations on successfully configuring CircleCI for your Node.js application! With CircleCI, you can streamline your development workflow, automate crucial processes, and focus more on what you love—coding! Enjoy the convenience and efficiency CircleCI brings to your project. Happy coding!
This content originally appeared on DEV Community and was authored by Hossain Chisty
Hossain Chisty | Sciencx (2023-05-19T11:39:19+00:00) Step-by-Step Guide: Building a Node.js App with CircleCI Configurations for Efficient Continuous Integration and Deployment. Retrieved from https://www.scien.cx/2023/05/19/step-by-step-guide-building-a-node-js-app-with-circleci-configurations-for-efficient-continuous-integration-and-deployment/
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