Jungsoft Docker Buildx

This docker image was created to allow creating docker images in multiple platforms, on a easily replaceable manner.

Usage

docker pull jungsoft/docker-buildx

To build multi-platform images, run from inside the docker image:

docker build --platform linux/amd64,linux/arm64,linux/arm/v7 "." --tag tag

Example GitLab-CI usage:

build:
  stage: build
  image: jungsoft/docker-buildx:stable
  services:
    - docker:dind
  before_script:
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
  script:
    - docker build --platform linux/amd64,linux/arm64,linux/arm/v7 "." --tag $CONTAINER_CURRENT_IMAGE --push

Build

This image was built using

docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 . -t jungsoft/docker-buildx:stable --push