Ansible Role: hadolint

Role to install (by default) hadolint on Debian/Ubuntu and EL systems. hadolint is a smart Dockerfile linter that helps you build best practice Docker images.

Requirements

None.

Role Variables

Available variables are listed below (located in defaults/main.yml):

Variables list:

hadolint_app: hadolint
hadolint_version: 2.12.0
hadolint_os: "{{ ansible_system }}"
hadolint_architecture_map:
  amd64: x86_64
  arm: arm64
  x86_64: x86_64
  armv6l: armv6
  armv7l: armv7
  aarch64: arm64
  32-bit: "386"
  64-bit: x86_64
hadolint_dl_url: https://github.com/{{ hadolint_app }}/{{ hadolint_app }}/releases/download/v{{ hadolint_version }}/{{ hadolint_app }}-{{ hadolint_os }}-{{ hadolint_architecture_map[ansible_architecture] }}
hadolint_bin_path: "/usr/local/bin"
hadolint_bin_permission_mode: '0755'

Variables table:

Variable	Description
hadolint_app	Defines the app to install i.e. hadolint
hadolint_version	Defined to dynamically fetch the desired version to install. Defaults to: 2.12.0
hadolint_os	Defines os type.
hadolint_architecture_map	Defines os architecture.
hadolint_dl_url	Defines URL to download the hadolint binary from.
hadolint_bin_path	Defined to dynamically set the appropriate path to store hadolint binary into. Defaults to (as generally available on any user's PATH): /usr/local/bin
hadolint_bin_permission_mode	Defines the permission mode level for the file. Defaults to: 0755

Dependencies

None

Example Playbook

For default behaviour of role (i.e. installation of hadolint) in ansible playbooks.

- hosts: servers
  roles:
    - darkwizard242.hadolint

For customizing behavior of role (i.e. specifying the desired hadolint version) in ansible playbooks.

- hosts: servers
  roles:
    - darkwizard242.hadolint
  vars:
    hadolint_version: 2.7.0

For customizing behavior of role (i.e. placing binary of hadolint package in different location) in ansible playbooks.

- hosts: servers
  roles:
    - darkwizard242.hadolint
  vars:
    hadolint_bin_path: /bin/

License

MIT

Author Information

This role was created by Ali Muhammad.