About
GitHub Action to set up Docker Buildx.
Usage
Quick start
name: ci
on:
pull_request:
branches: master
push:
branches: master
tags:
jobs:
buildx:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v2
-
name: Set up Docker Buildx
id: buildx
uses: docker/actions/setup-buildx@v2
with:
buildx-version: latest
-
name: Available platforms
run: echo ${{ steps.buildx.outputs.platforms }}
With QEMU
If you want support for more platforms you can use our setup-qemu action:
name: ci
on:
pull_request:
branches: master
push:
branches: master
tags:
jobs:
buildx:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v2
-
name: Set up QEMU
uses: docker/actions/setup-qemu@v2
with:
qemu-version: latest
-
name: Set up Docker Buildx
id: buildx
uses: docker/actions/setup-buildx@v2
with:
buildx-version: latest
-
name: Available platforms
run: echo ${{ steps.buildx.outputs.platforms }}
Customizing
inputs
Following inputs can be used as step.with keys
| Name | Type | Default | Description |
|---|---|---|---|
buildx-version |
String | latest |
Buildx version. Example: v0.3.0 |
outputs
Following outputs are available
| Name | Type | Description |
|---|---|---|
platforms |
String | Available platforms (comma separated) |
environment variables
The following official docker environment variables are supported:
| Name | Type | Default | Description |
|---|---|---|---|
DOCKER_CONFIG |
String | ~/.docker |
The location of your client configuration files |
Limitation
This action is only available for Linux virtual environments.