How can I integrate Docker into my CI pipeline?

How can I integrate Docker into my CI pipeline?

Integrating Docker into your CI pipeline can streamline your development process. You can start by using Docker images to create consistent environments for your builds.

What CI tools support Docker integration?

Many CI tools support Docker integration, including Jenkins, GitLab CI, CircleCI, and Travis CI. Each has its own way of configuring Docker.

Can you give me an example of a Dockerfile for a Node.js application?

Sure! Here's a simple Dockerfile for a Node.js app:

FROM node:14
WORKDIR /usr/src/app
COPY package*.json ./
RUN npm install
COPY . .
EXPOSE 8080
CMD ["node", "app.js"]

How do I run my Docker container in the CI environment?

You can run your Docker container in the CI environment by adding a step in your CI configuration file that builds and runs the Docker image. For example, in GitLab CI, you can use the docker command in your .gitlab-ci.yml file.