GitHub Action that will run TFlint on Terraform files.

• Docker Hub: devopsinfra/action-tflint:latest
• GitHub Packages: ghcr.io/devops-infra/action-tflint:latest

• Main use will be everywhere where Terraform is used and is great for statically or actively checking modules' sources.
• Using wata727's TFLint.

This action supports three tag levels for flexible versioning:

• vX: latest patch of the major version (e.g., v1).
• vX.Y: latest patch of the minor version (e.g., v1.2).
• vX.Y.Z: fixed to a specific release (e.g., v1.2.3).

    - name: Run the Action
      uses: devops-infra/[email protected]
      with:
        dir_filter: modules

By default fail if lint errors found in any subdirectory. Run the Action via GitHub.

name: Check TFLint
on:
  push:
    branches:
      - "**"
jobs:
  format-hcl:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v5

    - name: Check linting of Terraform files
      uses: devops-infra/[email protected]

Use different location for TFLint config file and parse only aws* and gcp* modules in modules/ directory. Run the Action via GitHub.

name: Check TFLint with custom config
on:
  push:
    branches:
      - "**"
jobs:
  format-hcl:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v5

    - name: Check linting of Terraform modules
      uses: devops-infra/[email protected]
      with:
        tflint_config: modules/.tflint.hcl
        dir_filter: modules/aws,modules/gcp

Use deep check (need cloud credentials) and treat all directories under modules as Terraform modules. Run the Action via DockerHub.

name: Check TFLint with custom config
on:
  push:
    branches:
      - "**"
jobs:
  format-hcl:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v5

    - name: Check linting of Terraform modules
      uses: devops-infra/[email protected]
      with:
        tflint_params: "--module --deep"
        dir_filter: modules

Contributions are welcome! See CONTRIBUTING. This project is licensed under the MIT License - see the LICENSE file for details.

This project is licensed under the MIT License - see the LICENSE file for details.

If you have any questions or need help, please:

• 📝 Create an issue
• 🌟 Star this repository if you find it useful!