hadolint/README.md
Stephan Schnabel 7c735d4874
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Initial draft of plugin.
2025-06-17 20:06:41 +02:00

4.6 KiB

Hadolint WoodpeckerCI Plugin

pulls size dockerfile license prs issues

A WoodpeckerCI plugin for hadolint to lint Dockerfiles.
Also usable with Gitlab, Github or locally, see examples for usage.

Features

  • preconfigure hadolint parameters
  • searches for Dockerfiles recursive
  • runnable with local docker daemon

Example

Woodpecker:

steps:
  hadolint:
    image: kokuwaio/hadolint
    settings:
      strict-labels: true
      format: json
    when:
      event: pull_request
      path: [.hadolint.yaml, "**/Dockerfile"]

Gitlab:

hadolint:
  stage: lint
  image: kokuwaio/hadolint
  variables:
    PLUGIN_STRICT_LABELS: true
    PLUGIN_FORMAT: json
  rules:
    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
      changes: [.hadolint.yaml, "**/Dockerfile"]

CLI:

docker run --rm --volume=$(pwd):$(pwd):ro --workdir=$(pwd) kokuwaio/hadolint --strict-labels --format=json

Settings

Settings Name Environment Default Description
no-fail PLUGIN_NO_FAIL none Don't exit with a failure status code when any rule is violated
no-color PLUGIN_NO_COLOR none Don't colorize output
strict-labels PLUGIN_STRICT_LABELS none Do not permit labels other than specified in label-schema
disable-ignore-pragma PLUGIN_DISABLE_IGNORE_PRAGMA none Disable inline ignore pragmas # hadolint ignore=DLxxxx
failure-threshold PLUGIN_FAILURE_THRESHOLD style Exit with failure code only when rules with a severity equal to or above THRESHOLD are violated. Accepted values: error, warning, info, style, ignore, none
format PLUGIN_FORMAT tty The output format for the results: tty, json, checkstyle, codeclimate, gitlab_codeclimate, gnu, codacy, sonarqube, sarif
verbose PLUGIN_VERBOSE false Enables verbose logging of hadolint's output to stderr

Alternatives

Image Comment amd64 arm64
kokuwaio/hadolint Woodpecker plugin size size
hadolint/hadolint not a Woodpecker plugin, official size size
pipelinecomponents/hadolint not a Woodpecker plugin size size