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https://github.com/cremindes/whalelint

Dockerfile linter written in Go. It provides static analysis for Dockerfiles, identifying common mistakes and promotes best practices.
https://github.com/cremindes/whalelint

container docker docker-container docker-image dockerfile dockerfile-linter dockerhub jetbrains-plugin linter vscode-extension

Last synced: 5 days ago
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Dockerfile linter written in Go. It provides static analysis for Dockerfiles, identifying common mistakes and promotes best practices.

Host: GitHub
URL: https://github.com/cremindes/whalelint
Owner: CreMindES
License: mit
Created: 2020-12-16T13:13:03.000Z (about 4 years ago)
Default Branch: main
Last Pushed: 2023-11-14T18:24:57.000Z (over 1 year ago)
Last Synced: 2025-01-30T20:29:40.174Z (14 days ago)
Topics: container, docker, docker-container, docker-image, dockerfile, dockerfile-linter, dockerhub, jetbrains-plugin, linter, vscode-extension
Language: Go
Homepage:
Size: 1010 KB
Stars: 13
Watchers: 1
Forks: 2
Open Issues: 29
Metadata Files:
- Readme: README.md
- License: LICENSE

Awesome Lists containing this project

README

        #  WhaleLint 

[![made-with-Go](https://img.shields.io/badge/Made%20with-Go-1f425f.svg)](http://golang.org)

> *Disclaimer: this has started out as a pet-project while learning Golang.*

Dockerfile linter written in Go.

It provides static analysis for Dockerfiles, identifying common mistakes and promotes best practices.



   



## Sample output



  



## Rules

Each Dockerfile AST element has a corresponding set of rules. Click on the picture for details.



  



## Development

### Roadmap

| Feature |  | Status |

|---|---|---|

| Extendable ruleset|  | ![Done](https://img.shields.io/static/v1?label=&message=Done&color=Green) | 

| CLI |  |![Done](https://img.shields.io/static/v1?label=&message=Done&color=Green)  |  |

| Configurable Output | | ![Done](https://img.shields.io/static/v1?label=&message=Done&color=Green)

| - JSON | ![Done](https://img.shields.io/static/v1?label=&message=Done&color=Green) |

| - Colored Summary | ![Done](https://img.shields.io/static/v1?label=&message=Done&color=Green) |

| Docker image | | ![Done](https://img.shields.io/static/v1?label=&message=Done&color=Green) |

| Rule pass | | ![NotYetStarted](https://img.shields.io/static/v1?label=&message=NoYetStarted&color=lightgrey) |

| - Per line | ![NotYetStarted](https://img.shields.io/static/v1?label=&message=NoYetStarted&color=lightgrey) |

| - Config file | ![NotYetStarted](https://img.shields.io/static/v1?label=&message=NoYetStarted&color=lightgrey) |

| Config file | | ![NotYetStarted](https://img.shields.io/static/v1?label=&message=NoYetStarted&color=lightgrey) |

| - Rule profiles | ![NotYetStarted](https://img.shields.io/static/v1?label=&message=NoYetStarted&color=lightgrey) |

| IDE plugins/extensions | | ![InProgress](https://img.shields.io/static/v1?label=&message=InProgress&color=blue)

| - VSCode | ![PreviewRelease](https://img.shields.io/static/v1?label=&message=PreviewRelease&color=blue)

| - JetBrains | ![PreviewRelease](https://img.shields.io/static/v1?label=&message=PreviewRelease&color=blue)

### Design Decisions

A collection of documents describing the thought process behind selected design decisions. [Link >](docs/design/readme.md)

### Contribution Guide

[Link > TODO](docs/contribution/readme.md)

## Docker Image

![Docker imaage version](https://img.shields.io/docker/v/cremindes/whalelint)

![DockerHub Downloads](https://img.shields.io/docker/pulls/cremindes/whalelint)

![Docker image size](https://img.shields.io/docker/image-size/cremindes/whalelint)

```bash

docker pull cremindes/whalelint:[tag]

docker run --rm -v $(pwd)/Dockerfile:/Dockerfile cremindes/whalelint:[tag] Dockerfile

```

## Plugins

### JetBrains

![Version](https://img.shields.io/jetbrains/plugin/v/tamas_g_barna.whalelint)

![Downloads](https://img.shields.io/jetbrains/plugin/d/tamas_g_barna.whalelint)



  



*Note: make sure, to also install the [Docker plugin](https://plugins.jetbrains.com/plugin/7724-docker) in case it's not bundled with the IDE.

### VSCode

[![Version](https://vsmarketplacebadge.apphb.com/version/tamasgbarna.whalelint.svg)](https://marketplace.visualstudio.com/items?itemName=tamasgbarna.whalelint) 

[![Installs](https://vsmarketplacebadge.apphb.com/installs-short/tamasgbarna.whalelint.svg)](https://marketplace.visualstudio.com/items?itemName=tamasgbarna.whalelint)



  



## Alternatives

[Alternatives](docs/alternatives/readme.md)