mirror of
https://github.com/docker/build-push-action
synced 2024-11-23 02:31:41 +00:00
76 lines
2 KiB
Markdown
76 lines
2 KiB
Markdown
|
## About
|
||
|
|
||
|
GitHub Action to set up Docker [Buildx](https://github.com/docker/buildx).
|
||
|
|
||
|
___
|
||
|
|
||
|
* [Usage](#usage)
|
||
|
* [Quick start](#quick-start)
|
||
|
* [Customizing](#customizing)
|
||
|
* [inputs](#inputs)
|
||
|
* [outputs](#outputs)
|
||
|
* [environment variables](#environment-variables)
|
||
|
* [Limitation](#limitation)
|
||
|
|
||
|
## Usage
|
||
|
|
||
|
### Quick start
|
||
|
|
||
|
```yaml
|
||
|
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/action/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](https://github.com/docker/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](https://docs.docker.com/engine/reference/commandline/cli/#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](https://help.github.com/en/articles/virtual-environments-for-github-actions#supported-virtual-environments-and-hardware-resources).
|