Docker Terraform Image

A minimal Docker image for running Terraform and related tools, designed for use in CI/CD pipelines. This image is based on Alpine Linux and includes Terraform, curl, unzip, bash, git, and jq.

Features

Lightweight: Based on Alpine for a small footprint
Multi-platform: Built for multiple architectures using Docker Buildx
Automated CI: GitHub Actions workflow for automated builds and Docker Hub publishing
Customizable: Easily override the Terraform version via build arguments

Image Contents

Base: alpine:3.21
Terraform: Version specified by TERRAFORM_VERSION (default: 1.11.4, can be overridden)
Utilities: curl, unzip, bash, git, jq

Usage

Pull from Docker Hub

docker pull albertsj1/terraform:<tag>

Run Terraform

docker run --rm -it albertsj1/terraform:latest --version

Example: Running a Terraform command

docker run --rm -v $(pwd):/workspace -w /workspace albertsj1/terraform:latest init

Building the Image

To build locally:

docker build --build-arg TERRAFORM_VERSION=1.11.4 -t terraform:local .

Continuous Integration

This repository includes a GitHub Actions workflow to:

Fetch the latest Terraform version
Build and push a multi-platform Docker image
Publish to Docker Hub

Environment Variables

DOCKERHUB_USERNAME: Docker Hub username (GitHub Actions variable)
DOCKERHUB_TOKEN: Docker Hub token (GitHub Actions secret)

License

This project is licensed under the MIT License. See LICENSE for details.

Author

John Alberts

License

albertsj1/docker-terraform

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